diff options
Diffstat (limited to 'include')
81 files changed, 3001 insertions, 977 deletions
diff --git a/include/asm-arm/plat-s3c/iic.h b/include/asm-arm/plat-s3c/iic.h deleted file mode 100644 index 5106acaa1d0..00000000000 --- a/include/asm-arm/plat-s3c/iic.h +++ /dev/null @@ -1,33 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/iic.h - * - * Copyright (c) 2004 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 - I2C Controller platfrom_device info - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef __ASM_ARCH_IIC_H -#define __ASM_ARCH_IIC_H __FILE__ - -#define S3C_IICFLG_FILTER (1<<0) /* enable s3c2440 filter */ - -/* Notes: - * 1) All frequencies are expressed in Hz - * 2) A value of zero is `do not care` -*/ - -struct s3c2410_platform_i2c { - int bus_num; /* bus number to use */ - unsigned int flags; - unsigned int slave_addr; /* slave address for controller */ - unsigned long bus_freq; /* standard bus frequency */ - unsigned long max_freq; /* max frequency for the bus */ - unsigned long min_freq; /* min frequency for the bus */ - unsigned int sda_delay; /* pclks (s3c2440 only) */ -}; - -#endif /* __ASM_ARCH_IIC_H */ diff --git a/include/asm-arm/plat-s3c/nand.h b/include/asm-arm/plat-s3c/nand.h deleted file mode 100644 index f4dcd14af05..00000000000 --- a/include/asm-arm/plat-s3c/nand.h +++ /dev/null @@ -1,50 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/nand.h - * - * Copyright (c) 2004 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 - NAND device controller platfrom_device info - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* struct s3c2410_nand_set - * - * define an set of one or more nand chips registered with an unique mtd - * - * nr_chips = number of chips in this set - * nr_partitions = number of partitions pointed to be partitoons (or zero) - * name = name of set (optional) - * nr_map = map for low-layer logical to physical chip numbers (option) - * partitions = mtd partition list -*/ - -struct s3c2410_nand_set { - unsigned int disable_ecc : 1; - - int nr_chips; - int nr_partitions; - char *name; - int *nr_map; - struct mtd_partition *partitions; - struct nand_ecclayout *ecc_layout; -}; - -struct s3c2410_platform_nand { - /* timing information for controller, all times in nanoseconds */ - - int tacls; /* time for active CLE/ALE to nWE/nOE */ - int twrph0; /* active time for nWE/nOE */ - int twrph1; /* time for release CLE/ALE from nWE/nOE inactive */ - - unsigned int ignore_unset_ecc : 1; - - int nr_sets; - struct s3c2410_nand_set *sets; - - void (*select_chip)(struct s3c2410_nand_set *, - int chip); -}; - diff --git a/include/asm-arm/plat-s3c/regs-ac97.h b/include/asm-arm/plat-s3c/regs-ac97.h deleted file mode 100644 index c3878f7acb8..00000000000 --- a/include/asm-arm/plat-s3c/regs-ac97.h +++ /dev/null @@ -1,67 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-ac97.h - * - * Copyright (c) 2006 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2440 AC97 Controller -*/ - -#ifndef __ASM_ARCH_REGS_AC97_H -#define __ASM_ARCH_REGS_AC97_H __FILE__ - -#define S3C_AC97_GLBCTRL (0x00) - -#define S3C_AC97_GLBCTRL_CODECREADYIE (1<<22) -#define S3C_AC97_GLBCTRL_PCMOUTURIE (1<<21) -#define S3C_AC97_GLBCTRL_PCMINORIE (1<<20) -#define S3C_AC97_GLBCTRL_MICINORIE (1<<19) -#define S3C_AC97_GLBCTRL_PCMOUTTIE (1<<18) -#define S3C_AC97_GLBCTRL_PCMINTIE (1<<17) -#define S3C_AC97_GLBCTRL_MICINTIE (1<<16) -#define S3C_AC97_GLBCTRL_PCMOUTTM_OFF (0<<12) -#define S3C_AC97_GLBCTRL_PCMOUTTM_PIO (1<<12) -#define S3C_AC97_GLBCTRL_PCMOUTTM_DMA (2<<12) -#define S3C_AC97_GLBCTRL_PCMOUTTM_MASK (3<<12) -#define S3C_AC97_GLBCTRL_PCMINTM_OFF (0<<10) -#define S3C_AC97_GLBCTRL_PCMINTM_PIO (1<<10) -#define S3C_AC97_GLBCTRL_PCMINTM_DMA (2<<10) -#define S3C_AC97_GLBCTRL_PCMINTM_MASK (3<<10) -#define S3C_AC97_GLBCTRL_MICINTM_OFF (0<<8) -#define S3C_AC97_GLBCTRL_MICINTM_PIO (1<<8) -#define S3C_AC97_GLBCTRL_MICINTM_DMA (2<<8) -#define S3C_AC97_GLBCTRL_MICINTM_MASK (3<<8) -#define S3C_AC97_GLBCTRL_TRANSFERDATAENABLE (1<<3) -#define S3C_AC97_GLBCTRL_ACLINKON (1<<2) -#define S3C_AC97_GLBCTRL_WARMRESET (1<<1) -#define S3C_AC97_GLBCTRL_COLDRESET (1<<0) - -#define S3C_AC97_GLBSTAT (0x04) - -#define S3C_AC97_GLBSTAT_CODECREADY (1<<22) -#define S3C_AC97_GLBSTAT_PCMOUTUR (1<<21) -#define S3C_AC97_GLBSTAT_PCMINORI (1<<20) -#define S3C_AC97_GLBSTAT_MICINORI (1<<19) -#define S3C_AC97_GLBSTAT_PCMOUTTI (1<<18) -#define S3C_AC97_GLBSTAT_PCMINTI (1<<17) -#define S3C_AC97_GLBSTAT_MICINTI (1<<16) -#define S3C_AC97_GLBSTAT_MAINSTATE_IDLE (0<<0) -#define S3C_AC97_GLBSTAT_MAINSTATE_INIT (1<<0) -#define S3C_AC97_GLBSTAT_MAINSTATE_READY (2<<0) -#define S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE (3<<0) -#define S3C_AC97_GLBSTAT_MAINSTATE_LP (4<<0) -#define S3C_AC97_GLBSTAT_MAINSTATE_WARM (5<<0) - -#define S3C_AC97_CODEC_CMD (0x08) - -#define S3C_AC97_CODEC_CMD_READ (1<<23) - -#define S3C_AC97_STAT (0x0c) -#define S3C_AC97_PCM_ADDR (0x10) -#define S3C_AC97_PCM_DATA (0x18) -#define S3C_AC97_MIC_DATA (0x1C) - -#endif /* __ASM_ARCH_REGS_AC97_H */ diff --git a/include/asm-arm/plat-s3c/regs-iic.h b/include/asm-arm/plat-s3c/regs-iic.h deleted file mode 100644 index 2f7c17de8ac..00000000000 --- a/include/asm-arm/plat-s3c/regs-iic.h +++ /dev/null @@ -1,56 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-iic.h - * - * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 I2C Controller -*/ - -#ifndef __ASM_ARCH_REGS_IIC_H -#define __ASM_ARCH_REGS_IIC_H __FILE__ - -/* see s3c2410x user guide, v1.1, section 9 (p447) for more info */ - -#define S3C2410_IICREG(x) (x) - -#define S3C2410_IICCON S3C2410_IICREG(0x00) -#define S3C2410_IICSTAT S3C2410_IICREG(0x04) -#define S3C2410_IICADD S3C2410_IICREG(0x08) -#define S3C2410_IICDS S3C2410_IICREG(0x0C) -#define S3C2440_IICLC S3C2410_IICREG(0x10) - -#define S3C2410_IICCON_ACKEN (1<<7) -#define S3C2410_IICCON_TXDIV_16 (0<<6) -#define S3C2410_IICCON_TXDIV_512 (1<<6) -#define S3C2410_IICCON_IRQEN (1<<5) -#define S3C2410_IICCON_IRQPEND (1<<4) -#define S3C2410_IICCON_SCALE(x) ((x)&15) -#define S3C2410_IICCON_SCALEMASK (0xf) - -#define S3C2410_IICSTAT_MASTER_RX (2<<6) -#define S3C2410_IICSTAT_MASTER_TX (3<<6) -#define S3C2410_IICSTAT_SLAVE_RX (0<<6) -#define S3C2410_IICSTAT_SLAVE_TX (1<<6) -#define S3C2410_IICSTAT_MODEMASK (3<<6) - -#define S3C2410_IICSTAT_START (1<<5) -#define S3C2410_IICSTAT_BUSBUSY (1<<5) -#define S3C2410_IICSTAT_TXRXEN (1<<4) -#define S3C2410_IICSTAT_ARBITR (1<<3) -#define S3C2410_IICSTAT_ASSLAVE (1<<2) -#define S3C2410_IICSTAT_ADDR0 (1<<1) -#define S3C2410_IICSTAT_LASTBIT (1<<0) - -#define S3C2410_IICLC_SDA_DELAY0 (0 << 0) -#define S3C2410_IICLC_SDA_DELAY5 (1 << 0) -#define S3C2410_IICLC_SDA_DELAY10 (2 << 0) -#define S3C2410_IICLC_SDA_DELAY15 (3 << 0) -#define S3C2410_IICLC_SDA_DELAY_MASK (3 << 0) - -#define S3C2410_IICLC_FILTER_ON (1<<2) - -#endif /* __ASM_ARCH_REGS_IIC_H */ diff --git a/include/asm-arm/plat-s3c/regs-nand.h b/include/asm-arm/plat-s3c/regs-nand.h deleted file mode 100644 index b2caa4bca27..00000000000 --- a/include/asm-arm/plat-s3c/regs-nand.h +++ /dev/null @@ -1,123 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-nand.h - * - * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 NAND register definitions -*/ - -#ifndef __ASM_ARM_REGS_NAND -#define __ASM_ARM_REGS_NAND - - -#define S3C2410_NFREG(x) (x) - -#define S3C2410_NFCONF S3C2410_NFREG(0x00) -#define S3C2410_NFCMD S3C2410_NFREG(0x04) -#define S3C2410_NFADDR S3C2410_NFREG(0x08) -#define S3C2410_NFDATA S3C2410_NFREG(0x0C) -#define S3C2410_NFSTAT S3C2410_NFREG(0x10) -#define S3C2410_NFECC S3C2410_NFREG(0x14) - -#define S3C2440_NFCONT S3C2410_NFREG(0x04) -#define S3C2440_NFCMD S3C2410_NFREG(0x08) -#define S3C2440_NFADDR S3C2410_NFREG(0x0C) -#define S3C2440_NFDATA S3C2410_NFREG(0x10) -#define S3C2440_NFECCD0 S3C2410_NFREG(0x14) -#define S3C2440_NFECCD1 S3C2410_NFREG(0x18) -#define S3C2440_NFECCD S3C2410_NFREG(0x1C) -#define S3C2440_NFSTAT S3C2410_NFREG(0x20) -#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24) -#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28) -#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C) -#define S3C2440_NFMECC1 S3C2410_NFREG(0x30) -#define S3C2440_NFSECC S3C2410_NFREG(0x34) -#define S3C2440_NFSBLK S3C2410_NFREG(0x38) -#define S3C2440_NFEBLK S3C2410_NFREG(0x3C) - -#define S3C2412_NFSBLK S3C2410_NFREG(0x20) -#define S3C2412_NFEBLK S3C2410_NFREG(0x24) -#define S3C2412_NFSTAT S3C2410_NFREG(0x28) -#define S3C2412_NFMECC_ERR0 S3C2410_NFREG(0x2C) -#define S3C2412_NFMECC_ERR1 S3C2410_NFREG(0x30) -#define S3C2412_NFMECC0 S3C2410_NFREG(0x34) -#define S3C2412_NFMECC1 S3C2410_NFREG(0x38) -#define S3C2412_NFSECC S3C2410_NFREG(0x3C) - -#define S3C2410_NFCONF_EN (1<<15) -#define S3C2410_NFCONF_512BYTE (1<<14) -#define S3C2410_NFCONF_4STEP (1<<13) -#define S3C2410_NFCONF_INITECC (1<<12) -#define S3C2410_NFCONF_nFCE (1<<11) -#define S3C2410_NFCONF_TACLS(x) ((x)<<8) -#define S3C2410_NFCONF_TWRPH0(x) ((x)<<4) -#define S3C2410_NFCONF_TWRPH1(x) ((x)<<0) - -#define S3C2410_NFSTAT_BUSY (1<<0) - -#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0) -#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0) -#define S3C2440_NFCONF_ADVFLASH (1<<3) -#define S3C2440_NFCONF_TACLS(x) ((x)<<12) -#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8) -#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4) - -#define S3C2440_NFCONT_LOCKTIGHT (1<<13) -#define S3C2440_NFCONT_SOFTLOCK (1<<12) -#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10) -#define S3C2440_NFCONT_RNBINT_EN (1<<9) -#define S3C2440_NFCONT_RN_FALLING (1<<8) -#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6) -#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5) -#define S3C2440_NFCONT_INITECC (1<<4) -#define S3C2440_NFCONT_nFCE (1<<1) -#define S3C2440_NFCONT_ENABLE (1<<0) - -#define S3C2440_NFSTAT_READY (1<<0) -#define S3C2440_NFSTAT_nCE (1<<1) -#define S3C2440_NFSTAT_RnB_CHANGE (1<<2) -#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3) - -#define S3C2412_NFCONF_NANDBOOT (1<<31) -#define S3C2412_NFCONF_ECCCLKCON (1<<30) -#define S3C2412_NFCONF_ECC_MLC (1<<24) -#define S3C2412_NFCONF_TACLS_MASK (7<<12) /* 1 extra bit of Tacls */ - -#define S3C2412_NFCONT_ECC4_DIRWR (1<<18) -#define S3C2412_NFCONT_LOCKTIGHT (1<<17) -#define S3C2412_NFCONT_SOFTLOCK (1<<16) -#define S3C2412_NFCONT_ECC4_ENCINT (1<<13) -#define S3C2412_NFCONT_ECC4_DECINT (1<<12) -#define S3C2412_NFCONT_MAIN_ECC_LOCK (1<<7) -#define S3C2412_NFCONT_INIT_MAIN_ECC (1<<5) -#define S3C2412_NFCONT_nFCE1 (1<<2) -#define S3C2412_NFCONT_nFCE0 (1<<1) - -#define S3C2412_NFSTAT_ECC_ENCDONE (1<<7) -#define S3C2412_NFSTAT_ECC_DECDONE (1<<6) -#define S3C2412_NFSTAT_ILLEGAL_ACCESS (1<<5) -#define S3C2412_NFSTAT_RnB_CHANGE (1<<4) -#define S3C2412_NFSTAT_nFCE1 (1<<3) -#define S3C2412_NFSTAT_nFCE0 (1<<2) -#define S3C2412_NFSTAT_Res1 (1<<1) -#define S3C2412_NFSTAT_READY (1<<0) - -#define S3C2412_NFECCERR_SERRDATA(x) (((x) >> 21) & 0xf) -#define S3C2412_NFECCERR_SERRBIT(x) (((x) >> 18) & 0x7) -#define S3C2412_NFECCERR_MERRDATA(x) (((x) >> 7) & 0x3ff) -#define S3C2412_NFECCERR_MERRBIT(x) (((x) >> 4) & 0x7) -#define S3C2412_NFECCERR_SPARE_ERR(x) (((x) >> 2) & 0x3) -#define S3C2412_NFECCERR_MAIN_ERR(x) (((x) >> 2) & 0x3) -#define S3C2412_NFECCERR_NONE (0) -#define S3C2412_NFECCERR_1BIT (1) -#define S3C2412_NFECCERR_MULTIBIT (2) -#define S3C2412_NFECCERR_ECCAREA (3) - - - -#endif /* __ASM_ARM_REGS_NAND */ - diff --git a/include/asm-arm/plat-s3c/regs-rtc.h b/include/asm-arm/plat-s3c/regs-rtc.h deleted file mode 100644 index d5837cf8e40..00000000000 --- a/include/asm-arm/plat-s3c/regs-rtc.h +++ /dev/null @@ -1,61 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-rtc.h - * - * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 Internal RTC register definition -*/ - -#ifndef __ASM_ARCH_REGS_RTC_H -#define __ASM_ARCH_REGS_RTC_H __FILE__ - -#define S3C2410_RTCREG(x) (x) - -#define S3C2410_RTCCON S3C2410_RTCREG(0x40) -#define S3C2410_RTCCON_RTCEN (1<<0) -#define S3C2410_RTCCON_CLKSEL (1<<1) -#define S3C2410_RTCCON_CNTSEL (1<<2) -#define S3C2410_RTCCON_CLKRST (1<<3) - -#define S3C2410_TICNT S3C2410_RTCREG(0x44) -#define S3C2410_TICNT_ENABLE (1<<7) - -#define S3C2410_RTCALM S3C2410_RTCREG(0x50) -#define S3C2410_RTCALM_ALMEN (1<<6) -#define S3C2410_RTCALM_YEAREN (1<<5) -#define S3C2410_RTCALM_MONEN (1<<4) -#define S3C2410_RTCALM_DAYEN (1<<3) -#define S3C2410_RTCALM_HOUREN (1<<2) -#define S3C2410_RTCALM_MINEN (1<<1) -#define S3C2410_RTCALM_SECEN (1<<0) - -#define S3C2410_RTCALM_ALL \ - S3C2410_RTCALM_ALMEN | S3C2410_RTCALM_YEAREN | S3C2410_RTCALM_MONEN |\ - S3C2410_RTCALM_DAYEN | S3C2410_RTCALM_HOUREN | S3C2410_RTCALM_MINEN |\ - S3C2410_RTCALM_SECEN - - -#define S3C2410_ALMSEC S3C2410_RTCREG(0x54) -#define S3C2410_ALMMIN S3C2410_RTCREG(0x58) -#define S3C2410_ALMHOUR S3C2410_RTCREG(0x5c) - -#define S3C2410_ALMDATE S3C2410_RTCREG(0x60) -#define S3C2410_ALMMON S3C2410_RTCREG(0x64) -#define S3C2410_ALMYEAR S3C2410_RTCREG(0x68) - -#define S3C2410_RTCRST S3C2410_RTCREG(0x6c) - -#define S3C2410_RTCSEC S3C2410_RTCREG(0x70) -#define S3C2410_RTCMIN S3C2410_RTCREG(0x74) -#define S3C2410_RTCHOUR S3C2410_RTCREG(0x78) -#define S3C2410_RTCDATE S3C2410_RTCREG(0x7c) -#define S3C2410_RTCDAY S3C2410_RTCREG(0x80) -#define S3C2410_RTCMON S3C2410_RTCREG(0x84) -#define S3C2410_RTCYEAR S3C2410_RTCREG(0x88) - - -#endif /* __ASM_ARCH_REGS_RTC_H */ diff --git a/include/asm-arm/plat-s3c/regs-watchdog.h b/include/asm-arm/plat-s3c/regs-watchdog.h deleted file mode 100644 index 4938492470f..00000000000 --- a/include/asm-arm/plat-s3c/regs-watchdog.h +++ /dev/null @@ -1,41 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-watchdog.h - * - * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 Watchdog timer control -*/ - - -#ifndef __ASM_ARCH_REGS_WATCHDOG_H -#define __ASM_ARCH_REGS_WATCHDOG_H - -#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG) - -#define S3C2410_WTCON S3C_WDOGREG(0x00) -#define S3C2410_WTDAT S3C_WDOGREG(0x04) -#define S3C2410_WTCNT S3C_WDOGREG(0x08) - -/* the watchdog can either generate a reset pulse, or an - * interrupt. - */ - -#define S3C2410_WTCON_RSTEN (0x01) -#define S3C2410_WTCON_INTEN (1<<2) -#define S3C2410_WTCON_ENABLE (1<<5) - -#define S3C2410_WTCON_DIV16 (0<<3) -#define S3C2410_WTCON_DIV32 (1<<3) -#define S3C2410_WTCON_DIV64 (2<<3) -#define S3C2410_WTCON_DIV128 (3<<3) - -#define S3C2410_WTCON_PRESCALE(x) ((x) << 8) -#define S3C2410_WTCON_PRESCALE_MASK (0xff00) - -#endif /* __ASM_ARCH_REGS_WATCHDOG_H */ - - diff --git a/include/asm-arm/plat-s3c24xx/mci.h b/include/asm-arm/plat-s3c24xx/mci.h deleted file mode 100644 index 2d0852ac3b2..00000000000 --- a/include/asm-arm/plat-s3c24xx/mci.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef _ARCH_MCI_H -#define _ARCH_MCI_H - -struct s3c24xx_mci_pdata { - unsigned int wprotect_invert : 1; - unsigned int detect_invert : 1; /* set => detect active high. */ - - unsigned int gpio_detect; - unsigned int gpio_wprotect; - unsigned long ocr_avail; - void (*set_power)(unsigned char power_mode, - unsigned short vdd); -}; - -#endif /* _ARCH_NCI_H */ diff --git a/include/asm-arm/plat-s3c24xx/regs-spi.h b/include/asm-arm/plat-s3c24xx/regs-spi.h deleted file mode 100644 index 2b35479ee35..00000000000 --- a/include/asm-arm/plat-s3c24xx/regs-spi.h +++ /dev/null @@ -1,82 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-spi.h - * - * Copyright (c) 2004 Fetron GmbH - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 SPI register definition -*/ - -#ifndef __ASM_ARCH_REGS_SPI_H -#define __ASM_ARCH_REGS_SPI_H - -#define S3C2410_SPI1 (0x20) -#define S3C2412_SPI1 (0x100) - -#define S3C2410_SPCON (0x00) - -#define S3C2412_SPCON_RXFIFO_RB2 (0<<14) -#define S3C2412_SPCON_RXFIFO_RB4 (1<<14) -#define S3C2412_SPCON_RXFIFO_RB12 (2<<14) -#define S3C2412_SPCON_RXFIFO_RB14 (3<<14) -#define S3C2412_SPCON_TXFIFO_RB2 (0<<12) -#define S3C2412_SPCON_TXFIFO_RB4 (1<<12) -#define S3C2412_SPCON_TXFIFO_RB12 (2<<12) -#define S3C2412_SPCON_TXFIFO_RB14 (3<<12) -#define S3C2412_SPCON_RXFIFO_RESET (1<<11) /* RxFIFO reset */ -#define S3C2412_SPCON_TXFIFO_RESET (1<<10) /* TxFIFO reset */ -#define S3C2412_SPCON_RXFIFO_EN (1<<9) /* RxFIFO Enable */ -#define S3C2412_SPCON_TXFIFO_EN (1<<8) /* TxFIFO Enable */ - -#define S3C2412_SPCON_DIRC_RX (1<<7) - -#define S3C2410_SPCON_SMOD_DMA (2<<5) /* DMA mode */ -#define S3C2410_SPCON_SMOD_INT (1<<5) /* interrupt mode */ -#define S3C2410_SPCON_SMOD_POLL (0<<5) /* polling mode */ -#define S3C2410_SPCON_ENSCK (1<<4) /* Enable SCK */ -#define S3C2410_SPCON_MSTR (1<<3) /* Master/Slave select - 0: slave, 1: master */ -#define S3C2410_SPCON_CPOL_HIGH (1<<2) /* Clock polarity select */ -#define S3C2410_SPCON_CPOL_LOW (0<<2) /* Clock polarity select */ - -#define S3C2410_SPCON_CPHA_FMTB (1<<1) /* Clock Phase Select */ -#define S3C2410_SPCON_CPHA_FMTA (0<<1) /* Clock Phase Select */ - -#define S3C2410_SPCON_TAGD (1<<0) /* Tx auto garbage data mode */ - - -#define S3C2410_SPSTA (0x04) - -#define S3C2412_SPSTA_RXFIFO_AE (1<<11) -#define S3C2412_SPSTA_TXFIFO_AE (1<<10) -#define S3C2412_SPSTA_RXFIFO_ERROR (1<<9) -#define S3C2412_SPSTA_TXFIFO_ERROR (1<<8) -#define S3C2412_SPSTA_RXFIFO_FIFO (1<<7) -#define S3C2412_SPSTA_RXFIFO_EMPTY (1<<6) -#define S3C2412_SPSTA_TXFIFO_NFULL (1<<5) -#define S3C2412_SPSTA_TXFIFO_EMPTY (1<<4) - -#define S3C2410_SPSTA_DCOL (1<<2) /* Data Collision Error */ -#define S3C2410_SPSTA_MULD (1<<1) /* Multi Master Error */ -#define S3C2410_SPSTA_READY (1<<0) /* Data Tx/Rx ready */ -#define S3C2412_SPSTA_READY_ORG (1<<3) - -#define S3C2410_SPPIN (0x08) - -#define S3C2410_SPPIN_ENMUL (1<<2) /* Multi Master Error detect */ -#define S3C2410_SPPIN_RESERVED (1<<1) -#define S3C2400_SPPIN_nCS (1<<1) /* SPI Card Select */ -#define S3C2410_SPPIN_KEEP (1<<0) /* Master Out keep */ - -#define S3C2410_SPPRE (0x0C) -#define S3C2410_SPTDAT (0x10) -#define S3C2410_SPRDAT (0x14) - -#define S3C2412_TXFIFO (0x18) -#define S3C2412_RXFIFO (0x18) -#define S3C2412_SPFIC (0x24) - - -#endif /* __ASM_ARCH_REGS_SPI_H */ diff --git a/include/asm-arm/plat-s3c24xx/regs-udc.h b/include/asm-arm/plat-s3c24xx/regs-udc.h deleted file mode 100644 index f0dd4a41b37..00000000000 --- a/include/asm-arm/plat-s3c24xx/regs-udc.h +++ /dev/null @@ -1,153 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-udc.h - * - * Copyright (C) 2004 Herbert Poetzl <herbert@13thfloor.at> - * - * This include file is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. -*/ - -#ifndef __ASM_ARCH_REGS_UDC_H -#define __ASM_ARCH_REGS_UDC_H - -#define S3C2410_USBDREG(x) (x) - -#define S3C2410_UDC_FUNC_ADDR_REG S3C2410_USBDREG(0x0140) -#define S3C2410_UDC_PWR_REG S3C2410_USBDREG(0x0144) -#define S3C2410_UDC_EP_INT_REG S3C2410_USBDREG(0x0148) - -#define S3C2410_UDC_USB_INT_REG S3C2410_USBDREG(0x0158) -#define S3C2410_UDC_EP_INT_EN_REG S3C2410_USBDREG(0x015c) - -#define S3C2410_UDC_USB_INT_EN_REG S3C2410_USBDREG(0x016c) - -#define S3C2410_UDC_FRAME_NUM1_REG S3C2410_USBDREG(0x0170) -#define S3C2410_UDC_FRAME_NUM2_REG S3C2410_USBDREG(0x0174) - -#define S3C2410_UDC_EP0_FIFO_REG S3C2410_USBDREG(0x01c0) -#define S3C2410_UDC_EP1_FIFO_REG S3C2410_USBDREG(0x01c4) -#define S3C2410_UDC_EP2_FIFO_REG S3C2410_USBDREG(0x01c8) -#define S3C2410_UDC_EP3_FIFO_REG S3C2410_USBDREG(0x01cc) -#define S3C2410_UDC_EP4_FIFO_REG S3C2410_USBDREG(0x01d0) - -#define S3C2410_UDC_EP1_DMA_CON S3C2410_USBDREG(0x0200) -#define S3C2410_UDC_EP1_DMA_UNIT S3C2410_USBDREG(0x0204) -#define S3C2410_UDC_EP1_DMA_FIFO S3C2410_USBDREG(0x0208) -#define S3C2410_UDC_EP1_DMA_TTC_L S3C2410_USBDREG(0x020c) -#define S3C2410_UDC_EP1_DMA_TTC_M S3C2410_USBDREG(0x0210) -#define S3C2410_UDC_EP1_DMA_TTC_H S3C2410_USBDREG(0x0214) - -#define S3C2410_UDC_EP2_DMA_CON S3C2410_USBDREG(0x0218) -#define S3C2410_UDC_EP2_DMA_UNIT S3C2410_USBDREG(0x021c) -#define S3C2410_UDC_EP2_DMA_FIFO S3C2410_USBDREG(0x0220) -#define S3C2410_UDC_EP2_DMA_TTC_L S3C2410_USBDREG(0x0224) -#define S3C2410_UDC_EP2_DMA_TTC_M S3C2410_USBDREG(0x0228) -#define S3C2410_UDC_EP2_DMA_TTC_H S3C2410_USBDREG(0x022c) - -#define S3C2410_UDC_EP3_DMA_CON S3C2410_USBDREG(0x0240) -#define S3C2410_UDC_EP3_DMA_UNIT S3C2410_USBDREG(0x0244) -#define S3C2410_UDC_EP3_DMA_FIFO S3C2410_USBDREG(0x0248) -#define S3C2410_UDC_EP3_DMA_TTC_L S3C2410_USBDREG(0x024c) -#define S3C2410_UDC_EP3_DMA_TTC_M S3C2410_USBDREG(0x0250) -#define S3C2410_UDC_EP3_DMA_TTC_H S3C2410_USBDREG(0x0254) - -#define S3C2410_UDC_EP4_DMA_CON S3C2410_USBDREG(0x0258) -#define S3C2410_UDC_EP4_DMA_UNIT S3C2410_USBDREG(0x025c) -#define S3C2410_UDC_EP4_DMA_FIFO S3C2410_USBDREG(0x0260) -#define S3C2410_UDC_EP4_DMA_TTC_L S3C2410_USBDREG(0x0264) -#define S3C2410_UDC_EP4_DMA_TTC_M S3C2410_USBDREG(0x0268) -#define S3C2410_UDC_EP4_DMA_TTC_H S3C2410_USBDREG(0x026c) - -#define S3C2410_UDC_INDEX_REG S3C2410_USBDREG(0x0178) - -/* indexed registers */ - -#define S3C2410_UDC_MAXP_REG S3C2410_USBDREG(0x0180) - -#define S3C2410_UDC_EP0_CSR_REG S3C2410_USBDREG(0x0184) - -#define S3C2410_UDC_IN_CSR1_REG S3C2410_USBDREG(0x0184) -#define S3C2410_UDC_IN_CSR2_REG S3C2410_USBDREG(0x0188) - -#define S3C2410_UDC_OUT_CSR1_REG S3C2410_USBDREG(0x0190) -#define S3C2410_UDC_OUT_CSR2_REG S3C2410_USBDREG(0x0194) -#define S3C2410_UDC_OUT_FIFO_CNT1_REG S3C2410_USBDREG(0x0198) -#define S3C2410_UDC_OUT_FIFO_CNT2_REG S3C2410_USBDREG(0x019c) - -#define S3C2410_UDC_FUNCADDR_UPDATE (1<<7) - -#define S3C2410_UDC_PWR_ISOUP (1<<7) // R/W -#define S3C2410_UDC_PWR_RESET (1<<3) // R -#define S3C2410_UDC_PWR_RESUME (1<<2) // R/W -#define S3C2410_UDC_PWR_SUSPEND (1<<1) // R -#define S3C2410_UDC_PWR_ENSUSPEND (1<<0) // R/W - -#define S3C2410_UDC_PWR_DEFAULT 0x00 - -#define S3C2410_UDC_INT_EP4 (1<<4) // R/W (clear only) -#define S3C2410_UDC_INT_EP3 (1<<3) // R/W (clear only) -#define S3C2410_UDC_INT_EP2 (1<<2) // R/W (clear only) -#define S3C2410_UDC_INT_EP1 (1<<1) // R/W (clear only) -#define S3C2410_UDC_INT_EP0 (1<<0) // R/W (clear only) - -#define S3C2410_UDC_USBINT_RESET (1<<2) // R/W (clear only) -#define S3C2410_UDC_USBINT_RESUME (1<<1) // R/W (clear only) -#define S3C2410_UDC_USBINT_SUSPEND (1<<0) // R/W (clear only) - -#define S3C2410_UDC_INTE_EP4 (1<<4) // R/W -#define S3C2410_UDC_INTE_EP3 (1<<3) // R/W -#define S3C2410_UDC_INTE_EP2 (1<<2) // R/W -#define S3C2410_UDC_INTE_EP1 (1<<1) // R/W -#define S3C2410_UDC_INTE_EP0 (1<<0) // R/W - -#define S3C2410_UDC_USBINTE_RESET (1<<2) // R/W -#define S3C2410_UDC_USBINTE_SUSPEND (1<<0) // R/W - - -#define S3C2410_UDC_INDEX_EP0 (0x00) -#define S3C2410_UDC_INDEX_EP1 (0x01) // ?? -#define S3C2410_UDC_INDEX_EP2 (0x02) // ?? -#define S3C2410_UDC_INDEX_EP3 (0x03) // ?? -#define S3C2410_UDC_INDEX_EP4 (0x04) // ?? - -#define S3C2410_UDC_ICSR1_CLRDT (1<<6) // R/W -#define S3C2410_UDC_ICSR1_SENTSTL (1<<5) // R/W (clear only) -#define S3C2410_UDC_ICSR1_SENDSTL (1<<4) // R/W -#define S3C2410_UDC_ICSR1_FFLUSH (1<<3) // W (set only) -#define S3C2410_UDC_ICSR1_UNDRUN (1<<2) // R/W (clear only) -#define S3C2410_UDC_ICSR1_PKTRDY (1<<0) // R/W (set only) - -#define S3C2410_UDC_ICSR2_AUTOSET (1<<7) // R/W -#define S3C2410_UDC_ICSR2_ISO (1<<6) // R/W -#define S3C2410_UDC_ICSR2_MODEIN (1<<5) // R/W -#define S3C2410_UDC_ICSR2_DMAIEN (1<<4) // R/W - -#define S3C2410_UDC_OCSR1_CLRDT (1<<7) // R/W -#define S3C2410_UDC_OCSR1_SENTSTL (1<<6) // R/W (clear only) -#define S3C2410_UDC_OCSR1_SENDSTL (1<<5) // R/W -#define S3C2410_UDC_OCSR1_FFLUSH (1<<4) // R/W -#define S3C2410_UDC_OCSR1_DERROR (1<<3) // R -#define S3C2410_UDC_OCSR1_OVRRUN (1<<2) // R/W (clear only) -#define S3C2410_UDC_OCSR1_PKTRDY (1<<0) // R/W (clear only) - -#define S3C2410_UDC_OCSR2_AUTOCLR (1<<7) // R/W -#define S3C2410_UDC_OCSR2_ISO (1<<6) // R/W -#define S3C2410_UDC_OCSR2_DMAIEN (1<<5) // R/W - -#define S3C2410_UDC_EP0_CSR_OPKRDY (1<<0) -#define S3C2410_UDC_EP0_CSR_IPKRDY (1<<1) -#define S3C2410_UDC_EP0_CSR_SENTSTL (1<<2) -#define S3C2410_UDC_EP0_CSR_DE (1<<3) -#define S3C2410_UDC_EP0_CSR_SE (1<<4) -#define S3C2410_UDC_EP0_CSR_SENDSTL (1<<5) -#define S3C2410_UDC_EP0_CSR_SOPKTRDY (1<<6) -#define S3C2410_UDC_EP0_CSR_SSE (1<<7) - -#define S3C2410_UDC_MAXP_8 (1<<0) -#define S3C2410_UDC_MAXP_16 (1<<1) -#define S3C2410_UDC_MAXP_32 (1<<2) -#define S3C2410_UDC_MAXP_64 (1<<3) - - -#endif diff --git a/include/asm-arm/plat-s3c24xx/udc.h b/include/asm-arm/plat-s3c24xx/udc.h deleted file mode 100644 index 546bb4008f4..00000000000 --- a/include/asm-arm/plat-s3c24xx/udc.h +++ /dev/null @@ -1,36 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/udc.h - * - * Copyright (c) 2005 Arnaud Patard <arnaud.patard@rtp-net.org> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * - * Changelog: - * 14-Mar-2005 RTP Created file - * 02-Aug-2005 RTP File rename - * 07-Sep-2005 BJD Minor cleanups, changed cmd to enum - * 18-Jan-2007 HMW Add per-platform vbus_draw function -*/ - -#ifndef __ASM_ARM_ARCH_UDC_H -#define __ASM_ARM_ARCH_UDC_H - -enum s3c2410_udc_cmd_e { - S3C2410_UDC_P_ENABLE = 1, /* Pull-up enable */ - S3C2410_UDC_P_DISABLE = 2, /* Pull-up disable */ - S3C2410_UDC_P_RESET = 3, /* UDC reset, in case of */ -}; - -struct s3c2410_udc_mach_info { - void (*udc_command)(enum s3c2410_udc_cmd_e); - void (*vbus_draw)(unsigned int ma); - unsigned int vbus_pin; - unsigned char vbus_pin_inverted; -}; - -extern void __init s3c24xx_udc_set_platdata(struct s3c2410_udc_mach_info *); - -#endif /* __ASM_ARM_ARCH_UDC_H */ diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 4c794d73fb8..8af276361bf 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -41,15 +41,14 @@ struct bug_entry { #ifndef __WARN #ifndef __ASSEMBLY__ -extern void warn_on_slowpath(const char *file, const int line); extern void warn_slowpath(const char *file, const int line, const char *fmt, ...) __attribute__((format(printf, 3, 4))); #define WANT_WARN_ON_SLOWPATH #endif -#define __WARN() warn_on_slowpath(__FILE__, __LINE__) -#define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg) +#define __WARN() warn_slowpath(__FILE__, __LINE__, NULL) +#define __WARN_printf(arg...) warn_slowpath(__FILE__, __LINE__, arg) #else -#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) +#define __WARN_printf(arg...) do { printk(arg); __WARN(); } while (0) #endif #ifndef WARN_ON diff --git a/include/drm/Kbuild b/include/drm/Kbuild index 82b6983b7fb..b940fdfa3b2 100644 --- a/include/drm/Kbuild +++ b/include/drm/Kbuild @@ -1,4 +1,4 @@ -unifdef-y += drm.h drm_sarea.h +unifdef-y += drm.h drm_sarea.h drm_mode.h unifdef-y += i810_drm.h unifdef-y += i830_drm.h unifdef-y += i915_drm.h diff --git a/include/drm/drm.h b/include/drm/drm.h index f46ba4b57da..32e5096554e 100644 --- a/include/drm/drm.h +++ b/include/drm/drm.h @@ -173,6 +173,7 @@ enum drm_map_type { _DRM_AGP = 3, /**< AGP/GART */ _DRM_SCATTER_GATHER = 4, /**< Scatter/gather memory for PCI DMA */ _DRM_CONSISTENT = 5, /**< Consistent memory for PCI DMA */ + _DRM_GEM = 6, /**< GEM object */ }; /** @@ -598,6 +599,8 @@ struct drm_gem_open { uint64_t size; }; +#include "drm_mode.h" + #define DRM_IOCTL_BASE 'd' #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) #define DRM_IOR(nr,type) _IOR(DRM_IOCTL_BASE,nr,type) @@ -634,6 +637,9 @@ struct drm_gem_open { #define DRM_IOCTL_SET_SAREA_CTX DRM_IOW( 0x1c, struct drm_ctx_priv_map) #define DRM_IOCTL_GET_SAREA_CTX DRM_IOWR(0x1d, struct drm_ctx_priv_map) +#define DRM_IOCTL_SET_MASTER DRM_IO(0x1e) +#define DRM_IOCTL_DROP_MASTER DRM_IO(0x1f) + #define DRM_IOCTL_ADD_CTX DRM_IOWR(0x20, struct drm_ctx) #define DRM_IOCTL_RM_CTX DRM_IOWR(0x21, struct drm_ctx) #define DRM_IOCTL_MOD_CTX DRM_IOW( 0x22, struct drm_ctx) @@ -664,6 +670,24 @@ struct drm_gem_open { #define DRM_IOCTL_UPDATE_DRAW DRM_IOW(0x3f, struct drm_update_draw) +#define DRM_IOCTL_MODE_GETRESOURCES DRM_IOWR(0xA0, struct drm_mode_card_res) +#define DRM_IOCTL_MODE_GETCRTC DRM_IOWR(0xA1, struct drm_mode_crtc) +#define DRM_IOCTL_MODE_SETCRTC DRM_IOWR(0xA2, struct drm_mode_crtc) +#define DRM_IOCTL_MODE_CURSOR DRM_IOWR(0xA3, struct drm_mode_cursor) +#define DRM_IOCTL_MODE_GETGAMMA DRM_IOWR(0xA4, struct drm_mode_crtc_lut) +#define DRM_IOCTL_MODE_SETGAMMA DRM_IOWR(0xA5, struct drm_mode_crtc_lut) +#define DRM_IOCTL_MODE_GETENCODER DRM_IOWR(0xA6, struct drm_mode_get_encoder) +#define DRM_IOCTL_MODE_GETCONNECTOR DRM_IOWR(0xA7, struct drm_mode_get_connector) +#define DRM_IOCTL_MODE_ATTACHMODE DRM_IOWR(0xA8, struct drm_mode_mode_cmd) +#define DRM_IOCTL_MODE_DETACHMODE DRM_IOWR(0xA9, struct drm_mode_mode_cmd) + +#define DRM_IOCTL_MODE_GETPROPERTY DRM_IOWR(0xAA, struct drm_mode_get_property) +#define DRM_IOCTL_MODE_SETPROPERTY DRM_IOWR(0xAB, struct drm_mode_connector_set_property) +#define DRM_IOCTL_MODE_GETPROPBLOB DRM_IOWR(0xAC, struct drm_mode_get_blob) +#define DRM_IOCTL_MODE_GETFB DRM_IOWR(0xAD, struct drm_mode_fb_cmd) +#define DRM_IOCTL_MODE_ADDFB DRM_IOWR(0xAE, struct drm_mode_fb_cmd) +#define DRM_IOCTL_MODE_RMFB DRM_IOWR(0xAF, unsigned int) + /** * Device specific ioctls should only be in their respective headers * The device specific ioctl range is from 0x40 to 0x99. diff --git a/include/drm/drmP.h b/include/drm/drmP.h index d5e8e5c8954..afb7858c068 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -105,6 +105,7 @@ struct drm_device; #define DRIVER_FB_DMA 0x400 #define DRIVER_IRQ_VBL2 0x800 #define DRIVER_GEM 0x1000 +#define DRIVER_MODESET 0x2000 /***********************************************************************/ /** \name Begin the DRM... */ @@ -238,11 +239,11 @@ struct drm_device; */ #define LOCK_TEST_WITH_RETURN( dev, file_priv ) \ do { \ - if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ - dev->lock.file_priv != file_priv ) { \ + if (!_DRM_LOCK_IS_HELD(file_priv->master->lock.hw_lock->lock) || \ + file_priv->master->lock.file_priv != file_priv) { \ DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ - __func__, _DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ),\ - dev->lock.file_priv, file_priv ); \ + __func__, _DRM_LOCK_IS_HELD(file_priv->master->lock.hw_lock->lock),\ + file_priv->master->lock.file_priv, file_priv); \ return -EINVAL; \ } \ } while (0) @@ -276,6 +277,7 @@ typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, #define DRM_AUTH 0x1 #define DRM_MASTER 0x2 #define DRM_ROOT_ONLY 0x4 +#define DRM_CONTROL_ALLOW 0x8 struct drm_ioctl_desc { unsigned int cmd; @@ -379,21 +381,26 @@ struct drm_buf_entry { /** File private data */ struct drm_file { int authenticated; - int master; pid_t pid; uid_t uid; drm_magic_t magic; unsigned long ioctl_count; struct list_head lhead; struct drm_minor *minor; - int remove_auth_on_close; unsigned long lock_count; + /** Mapping of mm object handles to object pointers. */ struct idr object_idr; /** Lock for synchronization of access to object_idr. */ spinlock_t table_lock; + struct file *filp; void *driver_priv; + + int is_master; /* this file private is a master for a minor */ + struct drm_master *master; /* master this node is currently associated with + N.B. not always minor->master */ + struct list_head fbs; }; /** Wait queue */ @@ -523,6 +530,8 @@ struct drm_map_list { struct drm_hash_item hash; struct drm_map *map; /**< mapping */ uint64_t user_token; + struct drm_master *master; + struct drm_mm_node *file_offset_node; /**< fake offset */ }; typedef struct drm_map drm_local_map_t; @@ -563,6 +572,14 @@ struct drm_ati_pcigart_info { }; /** + * GEM specific mm private for tracking GEM objects + */ +struct drm_gem_mm { + struct drm_mm offset_manager; /**< Offset mgmt for buffer objects */ + struct drm_open_hash offset_hash; /**< User token hash table for maps */ +}; + +/** * This structure defines the drm_mm memory object, which will be used by the * DRM for its buffer objects. */ @@ -579,6 +596,9 @@ struct drm_gem_object { /** File representing the shmem storage */ struct file *filp; + /* Mapping info for this object */ + struct drm_map_list map_list; + /** * Size of the object, in bytes. Immutable over the object's * lifetime. @@ -612,6 +632,33 @@ struct drm_gem_object { void *driver_private; }; +#include "drm_crtc.h" + +/* per-master structure */ +struct drm_master { + + struct kref refcount; /* refcount for this master */ + + struct list_head head; /**< each minor contains a list of masters */ + struct drm_minor *minor; /**< link back to minor we are a master for */ + + char *unique; /**< Unique identifier: e.g., busid */ + int unique_len; /**< Length of unique field */ + int unique_size; /**< amount allocated */ + + int blocked; /**< Blocked due to VC switch? */ + + /** \name Authentication */ + /*@{ */ + struct drm_open_hash magiclist; + struct list_head magicfree; + /*@} */ + + struct drm_lock_data lock; /**< Information on hardware lock */ + + void *driver_priv; /**< Private structure for driver to use */ +}; + /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -712,6 +759,10 @@ struct drm_driver { void (*set_version) (struct drm_device *dev, struct drm_set_version *sv); + /* Master routines */ + int (*master_create)(struct drm_device *dev, struct drm_master *master); + void (*master_destroy)(struct drm_device *dev, struct drm_master *master); + int (*proc_init)(struct drm_minor *minor); void (*proc_cleanup)(struct drm_minor *minor); @@ -724,6 +775,9 @@ struct drm_driver { int (*gem_init_object) (struct drm_gem_object *obj); void (*gem_free_object) (struct drm_gem_object *obj); + /* Driver private ops for this object */ + struct vm_operations_struct *gem_vm_ops; + int major; int minor; int patchlevel; @@ -737,10 +791,14 @@ struct drm_driver { int num_ioctls; struct file_operations fops; struct pci_driver pci_driver; + /* List of devices hanging off this driver */ + struct list_head device_list; }; #define DRM_MINOR_UNASSIGNED 0 #define DRM_MINOR_LEGACY 1 +#define DRM_MINOR_CONTROL 2 +#define DRM_MINOR_RENDER 3 /** * DRM minor structure. This structure represents a drm minor number. @@ -752,6 +810,9 @@ struct drm_minor { struct device kdev; /**< Linux device */ struct drm_device *dev; struct proc_dir_entry *dev_root; /**< proc directory entry */ + struct drm_master *master; /* currently active master for this node */ + struct list_head master_list; + struct drm_mode_group mode_group; }; /** @@ -759,13 +820,10 @@ struct drm_minor { * may contain multiple heads. */ struct drm_device { - char *unique; /**< Unique identifier: e.g., busid */ - int unique_len; /**< Length of unique field */ + struct list_head driver_item; /**< list of devices per driver */ char *devname; /**< For /proc/interrupts */ int if_version; /**< Highest interface version set */ - int blocked; /**< Blocked due to VC switch? */ - /** \name Locks */ /*@{ */ spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ @@ -788,12 +846,7 @@ struct drm_device { atomic_t counts[15]; /*@} */ - /** \name Authentication */ - /*@{ */ struct list_head filelist; - struct drm_open_hash magiclist; /**< magic hash table */ - struct list_head magicfree; - /*@} */ /** \name Memory management */ /*@{ */ @@ -810,7 +863,7 @@ struct drm_device { struct idr ctx_idr; struct list_head vmalist; /**< List of vmas (for debugging) */ - struct drm_lock_data lock; /**< Information on hardware lock */ + /*@} */ /** \name DMA queues (contexts) */ @@ -858,6 +911,7 @@ struct drm_device { int *vblank_enabled; /* so we don't call enable more than once per disable */ int *vblank_inmodeset; /* Display driver is setting mode */ + u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */ struct timer_list vblank_disable_timer; u32 max_vblank_count; /**< size of vblank counter register */ @@ -881,12 +935,15 @@ struct drm_device { struct drm_sg_mem *sg; /**< Scatter gather memory */ int num_crtcs; /**< Number of CRTCs on this device */ void *dev_private; /**< device private data */ + void *mm_private; + struct address_space *dev_mapping; struct drm_sigdata sigdata; /**< For block_all_signals */ sigset_t sigmask; struct drm_driver *driver; drm_local_map_t *agp_buffer_map; unsigned int agp_buffer_token; + struct drm_minor *control; /**< Control node for card */ struct drm_minor *primary; /**< render type primary screen head */ /** \name Drawable information */ @@ -895,6 +952,8 @@ struct drm_device { struct idr drw_idr; /*@} */ + struct drm_mode_config mode_config; /**< Current mode config */ + /** \name GEM information */ /*@{ */ spinlock_t object_name_lock; @@ -997,6 +1056,8 @@ extern int drm_release(struct inode *inode, struct file *filp); /* Mapping support (drm_vm.h) */ extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); +extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); +extern void drm_vm_open_locked(struct vm_area_struct *vma); extern unsigned long drm_core_get_map_ofs(struct drm_map * map); extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); @@ -1153,6 +1214,8 @@ extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); extern void drm_vblank_cleanup(struct drm_device *dev); /* Modesetting support */ +extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); +extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); extern int drm_modeset_ctl(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1189,6 +1252,13 @@ extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); extern void drm_agp_chipset_flush(struct drm_device *dev); /* Stub support (drm_stub.h) */ +extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv); +struct drm_master *drm_master_create(struct drm_minor *minor); +extern struct drm_master *drm_master_get(struct drm_master *master); +extern void drm_master_put(struct drm_master **master); extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver *driver); extern int drm_put_dev(struct drm_device *dev); @@ -1231,7 +1301,11 @@ struct drm_sysfs_class; extern struct class *drm_sysfs_create(struct module *owner, char *name); extern void drm_sysfs_destroy(void); extern int drm_sysfs_device_add(struct drm_minor *minor); +extern void drm_sysfs_hotplug_event(struct drm_device *dev); extern void drm_sysfs_device_remove(struct drm_minor *minor); +extern char *drm_get_connector_status_name(enum drm_connector_status status); +extern int drm_sysfs_connector_add(struct drm_connector *connector); +extern void drm_sysfs_connector_remove(struct drm_connector *connector); /* * Basic memory manager support (drm_mm.c) @@ -1251,10 +1325,12 @@ extern int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size); /* Graphics Execution Manager library functions (drm_gem.c) */ int drm_gem_init(struct drm_device *dev); +void drm_gem_destroy(struct drm_device *dev); void drm_gem_object_free(struct kref *kref); struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, size_t size); void drm_gem_object_handle_free(struct kref *kref); +int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); static inline void drm_gem_object_reference(struct drm_gem_object *obj) diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h new file mode 100644 index 00000000000..0acb07f31fa --- /dev/null +++ b/include/drm/drm_crtc.h @@ -0,0 +1,733 @@ +/* + * Copyright © 2006 Keith Packard + * Copyright © 2007-2008 Dave Airlie + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes <jesse.barnes@intel.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef __DRM_CRTC_H__ +#define __DRM_CRTC_H__ + +#include <linux/i2c.h> +#include <linux/spinlock.h> +#include <linux/types.h> +#include <linux/idr.h> + +#include <linux/fb.h> + +struct drm_device; +struct drm_mode_set; +struct drm_framebuffer; + + +#define DRM_MODE_OBJECT_CRTC 0xcccccccc +#define DRM_MODE_OBJECT_CONNECTOR 0xc0c0c0c0 +#define DRM_MODE_OBJECT_ENCODER 0xe0e0e0e0 +#define DRM_MODE_OBJECT_MODE 0xdededede +#define DRM_MODE_OBJECT_PROPERTY 0xb0b0b0b0 +#define DRM_MODE_OBJECT_FB 0xfbfbfbfb +#define DRM_MODE_OBJECT_BLOB 0xbbbbbbbb + +struct drm_mode_object { + uint32_t id; + uint32_t type; +}; + +/* + * Note on terminology: here, for brevity and convenience, we refer to connector + * control chips as 'CRTCs'. They can control any type of connector, VGA, LVDS, + * DVI, etc. And 'screen' refers to the whole of the visible display, which + * may span multiple monitors (and therefore multiple CRTC and connector + * structures). + */ + +enum drm_mode_status { + MODE_OK = 0, /* Mode OK */ + MODE_HSYNC, /* hsync out of range */ + MODE_VSYNC, /* vsync out of range */ + MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ + MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ + MODE_BAD_WIDTH, /* requires an unsupported linepitch */ + MODE_NOMODE, /* no mode with a maching name */ + MODE_NO_INTERLACE, /* interlaced mode not supported */ + MODE_NO_DBLESCAN, /* doublescan mode not supported */ + MODE_NO_VSCAN, /* multiscan mode not supported */ + MODE_MEM, /* insufficient video memory */ + MODE_VIRTUAL_X, /* mode width too large for specified virtual size */ + MODE_VIRTUAL_Y, /* mode height too large for specified virtual size */ + MODE_MEM_VIRT, /* insufficient video memory given virtual size */ + MODE_NOCLOCK, /* no fixed clock available */ + MODE_CLOCK_HIGH, /* clock required is too high */ + MODE_CLOCK_LOW, /* clock required is too low */ + MODE_CLOCK_RANGE, /* clock/mode isn't in a ClockRange */ + MODE_BAD_HVALUE, /* horizontal timing was out of range */ + MODE_BAD_VVALUE, /* vertical timing was out of range */ + MODE_BAD_VSCAN, /* VScan value out of range */ + MODE_HSYNC_NARROW, /* horizontal sync too narrow */ + MODE_HSYNC_WIDE, /* horizontal sync too wide */ + MODE_HBLANK_NARROW, /* horizontal blanking too narrow */ + MODE_HBLANK_WIDE, /* horizontal blanking too wide */ + MODE_VSYNC_NARROW, /* vertical sync too narrow */ + MODE_VSYNC_WIDE, /* vertical sync too wide */ + MODE_VBLANK_NARROW, /* vertical blanking too narrow */ + MODE_VBLANK_WIDE, /* vertical blanking too wide */ + MODE_PANEL, /* exceeds panel dimensions */ + MODE_INTERLACE_WIDTH, /* width too large for interlaced mode */ + MODE_ONE_WIDTH, /* only one width is supported */ + MODE_ONE_HEIGHT, /* only one height is supported */ + MODE_ONE_SIZE, /* only one resolution is supported */ + MODE_NO_REDUCED, /* monitor doesn't accept reduced blanking */ + MODE_UNVERIFIED = -3, /* mode needs to reverified */ + MODE_BAD = -2, /* unspecified reason */ + MODE_ERROR = -1 /* error condition */ +}; + +#define DRM_MODE_TYPE_CLOCK_CRTC_C (DRM_MODE_TYPE_CLOCK_C | \ + DRM_MODE_TYPE_CRTC_C) + +#define DRM_MODE(nm, t, c, hd, hss, hse, ht, hsk, vd, vss, vse, vt, vs, f) \ + .name = nm, .status = 0, .type = (t), .clock = (c), \ + .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ + .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ + .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ + .vscan = (vs), .flags = (f), .vrefresh = 0 + +#define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ + +struct drm_display_mode { + /* Header */ + struct list_head head; + struct drm_mode_object base; + + char name[DRM_DISPLAY_MODE_LEN]; + + int connector_count; + enum drm_mode_status status; + int type; + + /* Proposed mode values */ + int clock; + int hdisplay; + int hsync_start; + int hsync_end; + int htotal; + int hskew; + int vdisplay; + int vsync_start; + int vsync_end; + int vtotal; + int vscan; + unsigned int flags; + + /* Addressable image size (may be 0 for projectors, etc.) */ + int width_mm; + int height_mm; + + /* Actual mode we give to hw */ + int clock_index; + int synth_clock; + int crtc_hdisplay; + int crtc_hblank_start; + int crtc_hblank_end; + int crtc_hsync_start; + int crtc_hsync_end; + int crtc_htotal; + int crtc_hskew; + int crtc_vdisplay; + int crtc_vblank_start; + int crtc_vblank_end; + int crtc_vsync_start; + int crtc_vsync_end; + int crtc_vtotal; + int crtc_hadjusted; + int crtc_vadjusted; + + /* Driver private mode info */ + int private_size; + int *private; + int private_flags; + + int vrefresh; + float hsync; +}; + +enum drm_connector_status { + connector_status_connected = 1, + connector_status_disconnected = 2, + connector_status_unknown = 3, +}; + +enum subpixel_order { + SubPixelUnknown = 0, + SubPixelHorizontalRGB, + SubPixelHorizontalBGR, + SubPixelVerticalRGB, + SubPixelVerticalBGR, + SubPixelNone, +}; + + +/* + * Describes a given display (e.g. CRT or flat panel) and its limitations. + */ +struct drm_display_info { + char name[DRM_DISPLAY_INFO_LEN]; + /* Input info */ + bool serration_vsync; + bool sync_on_green; + bool composite_sync; + bool separate_syncs; + bool blank_to_black; + unsigned char video_level; + bool digital; + /* Physical size */ + unsigned int width_mm; + unsigned int height_mm; + + /* Display parameters */ + unsigned char gamma; /* FIXME: storage format */ + bool gtf_supported; + bool standard_color; + enum { + monochrome = 0, + rgb, + other, + unknown, + } display_type; + bool active_off_supported; + bool suspend_supported; + bool standby_supported; + + /* Color info FIXME: storage format */ + unsigned short redx, redy; + unsigned short greenx, greeny; + unsigned short bluex, bluey; + unsigned short whitex, whitey; + + /* Clock limits FIXME: storage format */ + unsigned int min_vfreq, max_vfreq; + unsigned int min_hfreq, max_hfreq; + unsigned int pixel_clock; + + /* White point indices FIXME: storage format */ + unsigned int wpx1, wpy1; + unsigned int wpgamma1; + unsigned int wpx2, wpy2; + unsigned int wpgamma2; + + enum subpixel_order subpixel_order; + + char *raw_edid; /* if any */ +}; + +struct drm_framebuffer_funcs { + void (*destroy)(struct drm_framebuffer *framebuffer); + int (*create_handle)(struct drm_framebuffer *fb, + struct drm_file *file_priv, + unsigned int *handle); +}; + +struct drm_framebuffer { + struct drm_device *dev; + struct list_head head; + struct drm_mode_object base; + const struct drm_framebuffer_funcs *funcs; + unsigned int pitch; + unsigned int width; + unsigned int height; + /* depth can be 15 or 16 */ + unsigned int depth; + int bits_per_pixel; + int flags; + void *fbdev; + u32 pseudo_palette[17]; + struct list_head filp_head; +}; + +struct drm_property_blob { + struct drm_mode_object base; + struct list_head head; + unsigned int length; + void *data; +}; + +struct drm_property_enum { + uint64_t value; + struct list_head head; + char name[DRM_PROP_NAME_LEN]; +}; + +struct drm_property { + struct list_head head; + struct drm_mode_object base; + uint32_t flags; + char name[DRM_PROP_NAME_LEN]; + uint32_t num_values; + uint64_t *values; + + struct list_head enum_blob_list; +}; + +struct drm_crtc; +struct drm_connector; +struct drm_encoder; + +/** + * drm_crtc_funcs - control CRTCs for a given device + * @dpms: control display power levels + * @save: save CRTC state + * @resore: restore CRTC state + * @lock: lock the CRTC + * @unlock: unlock the CRTC + * @shadow_allocate: allocate shadow pixmap + * @shadow_create: create shadow pixmap for rotation support + * @shadow_destroy: free shadow pixmap + * @mode_fixup: fixup proposed mode + * @mode_set: set the desired mode on the CRTC + * @gamma_set: specify color ramp for CRTC + * @destroy: deinit and free object. + * + * The drm_crtc_funcs structure is the central CRTC management structure + * in the DRM. Each CRTC controls one or more connectors (note that the name + * CRTC is simply historical, a CRTC may control LVDS, VGA, DVI, TV out, etc. + * connectors, not just CRTs). + * + * Each driver is responsible for filling out this structure at startup time, + * in addition to providing other modesetting features, like i2c and DDC + * bus accessors. + */ +struct drm_crtc_funcs { + /* Save CRTC state */ + void (*save)(struct drm_crtc *crtc); /* suspend? */ + /* Restore CRTC state */ + void (*restore)(struct drm_crtc *crtc); /* resume? */ + + /* cursor controls */ + int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, + uint32_t handle, uint32_t width, uint32_t height); + int (*cursor_move)(struct drm_crtc *crtc, int x, int y); + + /* Set gamma on the CRTC */ + void (*gamma_set)(struct drm_crtc *crtc, u16 *r, u16 *g, u16 *b, + uint32_t size); + /* Object destroy routine */ + void (*destroy)(struct drm_crtc *crtc); + + int (*set_config)(struct drm_mode_set *set); +}; + +/** + * drm_crtc - central CRTC control structure + * @enabled: is this CRTC enabled? + * @x: x position on screen + * @y: y position on screen + * @desired_mode: new desired mode + * @desired_x: desired x for desired_mode + * @desired_y: desired y for desired_mode + * @funcs: CRTC control functions + * + * Each CRTC may have one or more connectors associated with it. This structure + * allows the CRTC to be controlled. + */ +struct drm_crtc { + struct drm_device *dev; + struct list_head head; + + struct drm_mode_object base; + + /* framebuffer the connector is currently bound to */ + struct drm_framebuffer *fb; + + bool enabled; + + struct drm_display_mode mode; + + int x, y; + struct drm_display_mode *desired_mode; + int desired_x, desired_y; + const struct drm_crtc_funcs *funcs; + + /* CRTC gamma size for reporting to userspace */ + uint32_t gamma_size; + uint16_t *gamma_store; + + /* if you are using the helper */ + void *helper_private; +}; + + +/** + * drm_connector_funcs - control connectors on a given device + * @dpms: set power state (see drm_crtc_funcs above) + * @save: save connector state + * @restore: restore connector state + * @mode_valid: is this mode valid on the given connector? + * @mode_fixup: try to fixup proposed mode for this connector + * @mode_set: set this mode + * @detect: is this connector active? + * @get_modes: get mode list for this connector + * @set_property: property for this connector may need update + * @destroy: make object go away + * + * Each CRTC may have one or more connectors attached to it. The functions + * below allow the core DRM code to control connectors, enumerate available modes, + * etc. + */ +struct drm_connector_funcs { + void (*dpms)(struct drm_connector *connector, int mode); + void (*save)(struct drm_connector *connector); + void (*restore)(struct drm_connector *connector); + enum drm_connector_status (*detect)(struct drm_connector *connector); + void (*fill_modes)(struct drm_connector *connector, uint32_t max_width, uint32_t max_height); + int (*set_property)(struct drm_connector *connector, struct drm_property *property, + uint64_t val); + void (*destroy)(struct drm_connector *connector); +}; + +struct drm_encoder_funcs { + void (*destroy)(struct drm_encoder *encoder); +}; + +#define DRM_CONNECTOR_MAX_UMODES 16 +#define DRM_CONNECTOR_MAX_PROPERTY 16 +#define DRM_CONNECTOR_LEN 32 +#define DRM_CONNECTOR_MAX_ENCODER 2 + +/** + * drm_encoder - central DRM encoder structure + */ +struct drm_encoder { + struct drm_device *dev; + struct list_head head; + + struct drm_mode_object base; + int encoder_type; + uint32_t possible_crtcs; + uint32_t possible_clones; + + struct drm_crtc *crtc; + const struct drm_encoder_funcs *funcs; + void *helper_private; +}; + +/** + * drm_connector - central DRM connector control structure + * @crtc: CRTC this connector is currently connected to, NULL if none + * @interlace_allowed: can this connector handle interlaced modes? + * @doublescan_allowed: can this connector handle doublescan? + * @available_modes: modes available on this connector (from get_modes() + user) + * @initial_x: initial x position for this connector + * @initial_y: initial y position for this connector + * @status: connector connected? + * @funcs: connector control functions + * + * Each connector may be connected to one or more CRTCs, or may be clonable by + * another connector if they can share a CRTC. Each connector also has a specific + * position in the broader display (referred to as a 'screen' though it could + * span multiple monitors). + */ +struct drm_connector { + struct drm_device *dev; + struct device kdev; + struct device_attribute *attr; + struct list_head head; + + struct drm_mode_object base; + + int connector_type; + int connector_type_id; + bool interlace_allowed; + bool doublescan_allowed; + struct list_head modes; /* list of modes on this connector */ + + int initial_x, initial_y; + enum drm_connector_status status; + + /* these are modes added by probing with DDC or the BIOS */ + struct list_head probed_modes; + + struct drm_display_info display_info; + const struct drm_connector_funcs *funcs; + + struct list_head user_modes; + struct drm_property_blob *edid_blob_ptr; + u32 property_ids[DRM_CONNECTOR_MAX_PROPERTY]; + uint64_t property_values[DRM_CONNECTOR_MAX_PROPERTY]; + + void *helper_private; + + uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; + uint32_t force_encoder_id; + struct drm_encoder *encoder; /* currently active encoder */ +}; + +/** + * struct drm_mode_set + * + * Represents a single crtc the connectors that it drives with what mode + * and from which framebuffer it scans out from. + * + * This is used to set modes. + */ +struct drm_mode_set { + struct list_head head; + + struct drm_framebuffer *fb; + struct drm_crtc *crtc; + struct drm_display_mode *mode; + + uint32_t x; + uint32_t y; + + struct drm_connector **connectors; + size_t num_connectors; +}; + +/** + * struct drm_mode_config_funcs - configure CRTCs for a given screen layout + * @resize: adjust CRTCs as necessary for the proposed layout + * + * Currently only a resize hook is available. DRM will call back into the + * driver with a new screen width and height. If the driver can't support + * the proposed size, it can return false. Otherwise it should adjust + * the CRTC<->connector mappings as needed and update its view of the screen. + */ +struct drm_mode_config_funcs { + struct drm_framebuffer *(*fb_create)(struct drm_device *dev, struct drm_file *file_priv, struct drm_mode_fb_cmd *mode_cmd); + int (*fb_changed)(struct drm_device *dev); +}; + +struct drm_mode_group { + uint32_t num_crtcs; + uint32_t num_encoders; + uint32_t num_connectors; + + /* list of object IDs for this group */ + uint32_t *id_list; +}; + +/** + * drm_mode_config - Mode configuration control structure + * + */ +struct drm_mode_config { + struct mutex mutex; /* protects configuration and IDR */ + struct idr crtc_idr; /* use this idr for all IDs, fb, crtc, connector, modes - just makes life easier */ + /* this is limited to one for now */ + int num_fb; + struct list_head fb_list; + int num_connector; + struct list_head connector_list; + int num_encoder; + struct list_head encoder_list; + + int num_crtc; + struct list_head crtc_list; + + struct list_head property_list; + + /* in-kernel framebuffers - hung of filp_head in drm_framebuffer */ + struct list_head fb_kernel_list; + + int min_width, min_height; + int max_width, max_height; + struct drm_mode_config_funcs *funcs; + unsigned long fb_base; + + /* pointers to standard properties */ + struct list_head property_blob_list; + struct drm_property *edid_property; + struct drm_property *dpms_property; + + /* DVI-I properties */ + struct drm_property *dvi_i_subconnector_property; + struct drm_property *dvi_i_select_subconnector_property; + + /* TV properties */ + struct drm_property *tv_subconnector_property; + struct drm_property *tv_select_subconnector_property; + struct drm_property *tv_mode_property; + struct drm_property *tv_left_margin_property; + struct drm_property *tv_right_margin_property; + struct drm_property *tv_top_margin_property; + struct drm_property *tv_bottom_margin_property; + + /* Optional properties */ + struct drm_property *scaling_mode_property; + struct drm_property *dithering_mode_property; +}; + +#define obj_to_crtc(x) container_of(x, struct drm_crtc, base) +#define obj_to_connector(x) container_of(x, struct drm_connector, base) +#define obj_to_encoder(x) container_of(x, struct drm_encoder, base) +#define obj_to_mode(x) container_of(x, struct drm_display_mode, base) +#define obj_to_fb(x) container_of(x, struct drm_framebuffer, base) +#define obj_to_property(x) container_of(x, struct drm_property, base) +#define obj_to_blob(x) container_of(x, struct drm_property_blob, base) + + +extern void drm_crtc_init(struct drm_device *dev, + struct drm_crtc *crtc, + const struct drm_crtc_funcs *funcs); +extern void drm_crtc_cleanup(struct drm_crtc *crtc); + +extern void drm_connector_init(struct drm_device *dev, + struct drm_connector *connector, + const struct drm_connector_funcs *funcs, + int connector_type); + +extern void drm_connector_cleanup(struct drm_connector *connector); + +extern void drm_encoder_init(struct drm_device *dev, + struct drm_encoder *encoder, + const struct drm_encoder_funcs *funcs, + int encoder_type); + +extern void drm_encoder_cleanup(struct drm_encoder *encoder); + +extern char *drm_get_connector_name(struct drm_connector *connector); +extern char *drm_get_dpms_name(int val); +extern char *drm_get_dvi_i_subconnector_name(int val); +extern char *drm_get_dvi_i_select_name(int val); +extern char *drm_get_tv_subconnector_name(int val); +extern char *drm_get_tv_select_name(int val); +extern void drm_fb_release(struct file *filp); +extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); +extern struct edid *drm_get_edid(struct drm_connector *connector, + struct i2c_adapter *adapter); +extern unsigned char *drm_do_probe_ddc_edid(struct i2c_adapter *adapter); +extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid); +extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); +extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); +extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, + struct drm_display_mode *mode); +extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); +extern void drm_mode_config_init(struct drm_device *dev); +extern void drm_mode_config_cleanup(struct drm_device *dev); +extern void drm_mode_set_name(struct drm_display_mode *mode); +extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); +extern int drm_mode_width(struct drm_display_mode *mode); +extern int drm_mode_height(struct drm_display_mode *mode); + +/* for us by fb module */ +extern int drm_mode_attachmode_crtc(struct drm_device *dev, + struct drm_crtc *crtc, + struct drm_display_mode *mode); +extern int drm_mode_detachmode_crtc(struct drm_device *dev, struct drm_display_mode *mode); + +extern struct drm_display_mode *drm_mode_create(struct drm_device *dev); +extern void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode); +extern void drm_mode_list_concat(struct list_head *head, + struct list_head *new); +extern void drm_mode_validate_size(struct drm_device *dev, + struct list_head *mode_list, + int maxX, int maxY, int maxPitch); +extern void drm_mode_prune_invalid(struct drm_device *dev, + struct list_head *mode_list, bool verbose); +extern void drm_mode_sort(struct list_head *mode_list); +extern int drm_mode_vrefresh(struct drm_display_mode *mode); +extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, + int adjust_flags); +extern void drm_mode_connector_list_update(struct drm_connector *connector); +extern int drm_mode_connector_update_edid_property(struct drm_connector *connector, + struct edid *edid); +extern int drm_connector_property_set_value(struct drm_connector *connector, + struct drm_property *property, + uint64_t value); +extern int drm_connector_property_get_value(struct drm_connector *connector, + struct drm_property *property, + uint64_t *value); +extern struct drm_display_mode *drm_crtc_mode_create(struct drm_device *dev); +extern void drm_framebuffer_set_object(struct drm_device *dev, + unsigned long handle); +extern int drm_framebuffer_init(struct drm_device *dev, + struct drm_framebuffer *fb, + const struct drm_framebuffer_funcs *funcs); +extern void drm_framebuffer_cleanup(struct drm_framebuffer *fb); +extern int drmfb_probe(struct drm_device *dev, struct drm_crtc *crtc); +extern int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); +extern void drm_crtc_probe_connector_modes(struct drm_device *dev, int maxX, int maxY); +extern bool drm_crtc_in_use(struct drm_crtc *crtc); + +extern int drm_connector_attach_property(struct drm_connector *connector, + struct drm_property *property, uint64_t init_val); +extern struct drm_property *drm_property_create(struct drm_device *dev, int flags, + const char *name, int num_values); +extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property); +extern int drm_property_add_enum(struct drm_property *property, int index, + uint64_t value, const char *name); +extern int drm_mode_create_dvi_i_properties(struct drm_device *dev); +extern int drm_mode_create_tv_properties(struct drm_device *dev, int num_formats, + char *formats[]); +extern int drm_mode_create_scaling_mode_property(struct drm_device *dev); +extern int drm_mode_create_dithering_property(struct drm_device *dev); +extern char *drm_get_encoder_name(struct drm_encoder *encoder); + +extern int drm_mode_connector_attach_encoder(struct drm_connector *connector, + struct drm_encoder *encoder); +extern void drm_mode_connector_detach_encoder(struct drm_connector *connector, + struct drm_encoder *encoder); +extern bool drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc, + int gamma_size); +extern void *drm_mode_object_find(struct drm_device *dev, uint32_t id, uint32_t type); +/* IOCTLs */ +extern int drm_mode_getresources(struct drm_device *dev, + void *data, struct drm_file *file_priv); + +extern int drm_mode_getcrtc(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_getconnector(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_setcrtc(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_cursor_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_addfb(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_rmfb(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_getfb(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_addmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_rmmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_attachmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_detachmode_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); + +extern int drm_mode_getproperty_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_getblob_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_connector_property_set_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_hotplug_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_replacefb(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_getencoder(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +#endif /* __DRM_CRTC_H__ */ diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h new file mode 100644 index 00000000000..4bc04cf460a --- /dev/null +++ b/include/drm/drm_crtc_helper.h @@ -0,0 +1,124 @@ +/* + * Copyright © 2006 Keith Packard + * Copyright © 2007-2008 Dave Airlie + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes <jesse.barnes@intel.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +/* + * The DRM mode setting helper functions are common code for drivers to use if + * they wish. Drivers are not forced to use this code in their + * implementations but it would be useful if they code they do use at least + * provides a consistent interface and operation to userspace + */ + +#ifndef __DRM_CRTC_HELPER_H__ +#define __DRM_CRTC_HELPER_H__ + +#include <linux/i2c.h> +#include <linux/spinlock.h> +#include <linux/types.h> +#include <linux/idr.h> + +#include <linux/fb.h> + +struct drm_crtc_helper_funcs { + /* + * Control power levels on the CRTC. If the mode passed in is + * unsupported, the provider must use the next lowest power level. + */ + void (*dpms)(struct drm_crtc *crtc, int mode); + void (*prepare)(struct drm_crtc *crtc); + void (*commit)(struct drm_crtc *crtc); + + /* Provider can fixup or change mode timings before modeset occurs */ + bool (*mode_fixup)(struct drm_crtc *crtc, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + /* Actually set the mode */ + void (*mode_set)(struct drm_crtc *crtc, struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode, int x, int y, + struct drm_framebuffer *old_fb); + + /* Move the crtc on the current fb to the given position *optional* */ + void (*mode_set_base)(struct drm_crtc *crtc, int x, int y, + struct drm_framebuffer *old_fb); +}; + +struct drm_encoder_helper_funcs { + void (*dpms)(struct drm_encoder *encoder, int mode); + void (*save)(struct drm_encoder *encoder); + void (*restore)(struct drm_encoder *encoder); + + bool (*mode_fixup)(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + void (*prepare)(struct drm_encoder *encoder); + void (*commit)(struct drm_encoder *encoder); + void (*mode_set)(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); + /* detect for DAC style encoders */ + enum drm_connector_status (*detect)(struct drm_encoder *encoder, + struct drm_connector *connector); +}; + +struct drm_connector_helper_funcs { + int (*get_modes)(struct drm_connector *connector); + int (*mode_valid)(struct drm_connector *connector, + struct drm_display_mode *mode); + struct drm_encoder *(*best_encoder)(struct drm_connector *connector); +}; + +extern void drm_helper_probe_single_connector_modes(struct drm_connector *connector, uint32_t maxX, uint32_t maxY); +extern void drm_helper_disable_unused_functions(struct drm_device *dev); +extern int drm_helper_hotplug_stage_two(struct drm_device *dev); +extern bool drm_helper_initial_config(struct drm_device *dev, bool can_grow); +extern int drm_crtc_helper_set_config(struct drm_mode_set *set); +extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc, + struct drm_display_mode *mode, + int x, int y, + struct drm_framebuffer *old_fb); +extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc); + +extern int drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, + struct drm_mode_fb_cmd *mode_cmd); + +static inline void drm_crtc_helper_add(struct drm_crtc *crtc, + const struct drm_crtc_helper_funcs *funcs) +{ + crtc->helper_private = (void *)funcs; +} + +static inline void drm_encoder_helper_add(struct drm_encoder *encoder, + const struct drm_encoder_helper_funcs *funcs) +{ + encoder->helper_private = (void *)funcs; +} + +static inline void drm_connector_helper_add(struct drm_connector *connector, + const struct drm_connector_helper_funcs *funcs) +{ + connector->helper_private = (void *)funcs; +} + +extern int drm_helper_resume_force_mode(struct drm_device *dev); +#endif diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h new file mode 100644 index 00000000000..c707c15f516 --- /dev/null +++ b/include/drm/drm_edid.h @@ -0,0 +1,202 @@ +/* + * Copyright © 2007-2008 Intel Corporation + * Jesse Barnes <jesse.barnes@intel.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef __DRM_EDID_H__ +#define __DRM_EDID_H__ + +#include <linux/types.h> + +#define EDID_LENGTH 128 +#define DDC_ADDR 0x50 + +#ifdef BIG_ENDIAN +#error "EDID structure is little endian, need big endian versions" +#else + +struct est_timings { + u8 t1; + u8 t2; + u8 mfg_rsvd; +} __attribute__((packed)); + +struct std_timing { + u8 hsize; /* need to multiply by 8 then add 248 */ + u8 vfreq:6; /* need to add 60 */ + u8 aspect_ratio:2; /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ +} __attribute__((packed)); + +/* If detailed data is pixel timing */ +struct detailed_pixel_timing { + u8 hactive_lo; + u8 hblank_lo; + u8 hblank_hi:4; + u8 hactive_hi:4; + u8 vactive_lo; + u8 vblank_lo; + u8 vblank_hi:4; + u8 vactive_hi:4; + u8 hsync_offset_lo; + u8 hsync_pulse_width_lo; + u8 vsync_pulse_width_lo:4; + u8 vsync_offset_lo:4; + u8 hsync_pulse_width_hi:2; + u8 hsync_offset_hi:2; + u8 vsync_pulse_width_hi:2; + u8 vsync_offset_hi:2; + u8 width_mm_lo; + u8 height_mm_lo; + u8 height_mm_hi:4; + u8 width_mm_hi:4; + u8 hborder; + u8 vborder; + u8 unknown0:1; + u8 vsync_positive:1; + u8 hsync_positive:1; + u8 separate_sync:2; + u8 stereo:1; + u8 unknown6:1; + u8 interlaced:1; +} __attribute__((packed)); + +/* If it's not pixel timing, it'll be one of the below */ +struct detailed_data_string { + u8 str[13]; +} __attribute__((packed)); + +struct detailed_data_monitor_range { + u8 min_vfreq; + u8 max_vfreq; + u8 min_hfreq_khz; + u8 max_hfreq_khz; + u8 pixel_clock_mhz; /* need to multiply by 10 */ + u16 sec_gtf_toggle; /* A000=use above, 20=use below */ /* FIXME: byte order */ + u8 hfreq_start_khz; /* need to multiply by 2 */ + u8 c; /* need to divide by 2 */ + u16 m; /* FIXME: byte order */ + u8 k; + u8 j; /* need to divide by 2 */ +} __attribute__((packed)); + +struct detailed_data_wpindex { + u8 white_y_lo:2; + u8 white_x_lo:2; + u8 pad:4; + u8 white_x_hi; + u8 white_y_hi; + u8 gamma; /* need to divide by 100 then add 1 */ +} __attribute__((packed)); + +struct detailed_data_color_point { + u8 windex1; + u8 wpindex1[3]; + u8 windex2; + u8 wpindex2[3]; +} __attribute__((packed)); + +struct detailed_non_pixel { + u8 pad1; + u8 type; /* ff=serial, fe=string, fd=monitor range, fc=monitor name + fb=color point data, fa=standard timing data, + f9=undefined, f8=mfg. reserved */ + u8 pad2; + union { + struct detailed_data_string str; + struct detailed_data_monitor_range range; + struct detailed_data_wpindex color; + struct std_timing timings[5]; + } data; +} __attribute__((packed)); + +#define EDID_DETAIL_STD_MODES 0xfa +#define EDID_DETAIL_MONITOR_CPDATA 0xfb +#define EDID_DETAIL_MONITOR_NAME 0xfc +#define EDID_DETAIL_MONITOR_RANGE 0xfd +#define EDID_DETAIL_MONITOR_STRING 0xfe +#define EDID_DETAIL_MONITOR_SERIAL 0xff + +struct detailed_timing { + u16 pixel_clock; /* need to multiply by 10 KHz */ /* FIXME: byte order */ + union { + struct detailed_pixel_timing pixel_data; + struct detailed_non_pixel other_data; + } data; +} __attribute__((packed)); + +struct edid { + u8 header[8]; + /* Vendor & product info */ + u8 mfg_id[2]; + u8 prod_code[2]; + u32 serial; /* FIXME: byte order */ + u8 mfg_week; + u8 mfg_year; + /* EDID version */ + u8 version; + u8 revision; + /* Display info: */ + /* input definition */ + u8 serration_vsync:1; + u8 sync_on_green:1; + u8 composite_sync:1; + u8 separate_syncs:1; + u8 blank_to_black:1; + u8 video_level:2; + u8 digital:1; /* bits below must be zero if set */ + u8 width_cm; + u8 height_cm; + u8 gamma; + /* feature support */ + u8 default_gtf:1; + u8 preferred_timing:1; + u8 standard_color:1; + u8 display_type:2; /* 00=mono, 01=rgb, 10=non-rgb, 11=unknown */ + u8 pm_active_off:1; + u8 pm_suspend:1; + u8 pm_standby:1; + /* Color characteristics */ + u8 red_green_lo; + u8 black_white_lo; + u8 red_x; + u8 red_y; + u8 green_x; + u8 green_y; + u8 blue_x; + u8 blue_y; + u8 white_x; + u8 white_y; + /* Est. timings and mfg rsvd timings*/ + struct est_timings established_timings; + /* Standard timings 1-8*/ + struct std_timing standard_timings[8]; + /* Detailing timings 1-4 */ + struct detailed_timing detailed_timings[4]; + /* Number of 128 byte ext. blocks */ + u8 extensions; + /* Checksum */ + u8 checksum; +} __attribute__((packed)); + +#endif /* little endian structs */ + +#define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) + +#endif /* __DRM_EDID_H__ */ diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h new file mode 100644 index 00000000000..601d2bd839f --- /dev/null +++ b/include/drm/drm_mode.h @@ -0,0 +1,271 @@ +/* + * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> + * Copyright (c) 2007 Jakob Bornecrantz <wallbraker@gmail.com> + * Copyright (c) 2008 Red Hat Inc. + * Copyright (c) 2007-2008 Tungsten Graphics, Inc., Cedar Park, TX., USA + * Copyright (c) 2007-2008 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef _DRM_MODE_H +#define _DRM_MODE_H + +#if !defined(__KERNEL__) && !defined(_KERNEL) +#include <stdint.h> +#else +#include <linux/kernel.h> +#endif + +#define DRM_DISPLAY_INFO_LEN 32 +#define DRM_CONNECTOR_NAME_LEN 32 +#define DRM_DISPLAY_MODE_LEN 32 +#define DRM_PROP_NAME_LEN 32 + +#define DRM_MODE_TYPE_BUILTIN (1<<0) +#define DRM_MODE_TYPE_CLOCK_C ((1<<1) | DRM_MODE_TYPE_BUILTIN) +#define DRM_MODE_TYPE_CRTC_C ((1<<2) | DRM_MODE_TYPE_BUILTIN) +#define DRM_MODE_TYPE_PREFERRED (1<<3) +#define DRM_MODE_TYPE_DEFAULT (1<<4) +#define DRM_MODE_TYPE_USERDEF (1<<5) +#define DRM_MODE_TYPE_DRIVER (1<<6) + +/* Video mode flags */ +/* bit compatible with the xorg definitions. */ +#define DRM_MODE_FLAG_PHSYNC (1<<0) +#define DRM_MODE_FLAG_NHSYNC (1<<1) +#define DRM_MODE_FLAG_PVSYNC (1<<2) +#define DRM_MODE_FLAG_NVSYNC (1<<3) +#define DRM_MODE_FLAG_INTERLACE (1<<4) +#define DRM_MODE_FLAG_DBLSCAN (1<<5) +#define DRM_MODE_FLAG_CSYNC (1<<6) +#define DRM_MODE_FLAG_PCSYNC (1<<7) +#define DRM_MODE_FLAG_NCSYNC (1<<8) +#define DRM_MODE_FLAG_HSKEW (1<<9) /* hskew provided */ +#define DRM_MODE_FLAG_BCAST (1<<10) +#define DRM_MODE_FLAG_PIXMUX (1<<11) +#define DRM_MODE_FLAG_DBLCLK (1<<12) +#define DRM_MODE_FLAG_CLKDIV2 (1<<13) + +/* DPMS flags */ +/* bit compatible with the xorg definitions. */ +#define DRM_MODE_DPMS_ON 0 +#define DRM_MODE_DPMS_STANDBY 1 +#define DRM_MODE_DPMS_SUSPEND 2 +#define DRM_MODE_DPMS_OFF 3 + +/* Scaling mode options */ +#define DRM_MODE_SCALE_NON_GPU 0 +#define DRM_MODE_SCALE_FULLSCREEN 1 +#define DRM_MODE_SCALE_NO_SCALE 2 +#define DRM_MODE_SCALE_ASPECT 3 + +/* Dithering mode options */ +#define DRM_MODE_DITHERING_OFF 0 +#define DRM_MODE_DITHERING_ON 1 + +struct drm_mode_modeinfo { + uint32_t clock; + uint16_t hdisplay, hsync_start, hsync_end, htotal, hskew; + uint16_t vdisplay, vsync_start, vsync_end, vtotal, vscan; + + uint32_t vrefresh; /* vertical refresh * 1000 */ + + uint32_t flags; + uint32_t type; + char name[DRM_DISPLAY_MODE_LEN]; +}; + +struct drm_mode_card_res { + uint64_t fb_id_ptr; + uint64_t crtc_id_ptr; + uint64_t connector_id_ptr; + uint64_t encoder_id_ptr; + uint32_t count_fbs; + uint32_t count_crtcs; + uint32_t count_connectors; + uint32_t count_encoders; + uint32_t min_width, max_width; + uint32_t min_height, max_height; +}; + +struct drm_mode_crtc { + uint64_t set_connectors_ptr; + uint32_t count_connectors; + + uint32_t crtc_id; /**< Id */ + uint32_t fb_id; /**< Id of framebuffer */ + + uint32_t x, y; /**< Position on the frameuffer */ + + uint32_t gamma_size; + uint32_t mode_valid; + struct drm_mode_modeinfo mode; +}; + +#define DRM_MODE_ENCODER_NONE 0 +#define DRM_MODE_ENCODER_DAC 1 +#define DRM_MODE_ENCODER_TMDS 2 +#define DRM_MODE_ENCODER_LVDS 3 +#define DRM_MODE_ENCODER_TVDAC 4 + +struct drm_mode_get_encoder { + uint32_t encoder_id; + uint32_t encoder_type; + + uint32_t crtc_id; /**< Id of crtc */ + + uint32_t possible_crtcs; + uint32_t possible_clones; +}; + +/* This is for connectors with multiple signal types. */ +/* Try to match DRM_MODE_CONNECTOR_X as closely as possible. */ +#define DRM_MODE_SUBCONNECTOR_Automatic 0 +#define DRM_MODE_SUBCONNECTOR_Unknown 0 +#define DRM_MODE_SUBCONNECTOR_DVID 3 +#define DRM_MODE_SUBCONNECTOR_DVIA 4 +#define DRM_MODE_SUBCONNECTOR_Composite 5 +#define DRM_MODE_SUBCONNECTOR_SVIDEO 6 +#define DRM_MODE_SUBCONNECTOR_Component 8 + +#define DRM_MODE_CONNECTOR_Unknown 0 +#define DRM_MODE_CONNECTOR_VGA 1 +#define DRM_MODE_CONNECTOR_DVII 2 +#define DRM_MODE_CONNECTOR_DVID 3 +#define DRM_MODE_CONNECTOR_DVIA 4 +#define DRM_MODE_CONNECTOR_Composite 5 +#define DRM_MODE_CONNECTOR_SVIDEO 6 +#define DRM_MODE_CONNECTOR_LVDS 7 +#define DRM_MODE_CONNECTOR_Component 8 +#define DRM_MODE_CONNECTOR_9PinDIN 9 +#define DRM_MODE_CONNECTOR_DisplayPort 10 +#define DRM_MODE_CONNECTOR_HDMIA 11 +#define DRM_MODE_CONNECTOR_HDMIB 12 + +struct drm_mode_get_connector { + + uint64_t encoders_ptr; + uint64_t modes_ptr; + uint64_t props_ptr; + uint64_t prop_values_ptr; + + uint32_t count_modes; + uint32_t count_props; + uint32_t count_encoders; + + uint32_t encoder_id; /**< Current Encoder */ + uint32_t connector_id; /**< Id */ + uint32_t connector_type; + uint32_t connector_type_id; + + uint32_t connection; + uint32_t mm_width, mm_height; /**< HxW in millimeters */ + uint32_t subpixel; +}; + +#define DRM_MODE_PROP_PENDING (1<<0) +#define DRM_MODE_PROP_RANGE (1<<1) +#define DRM_MODE_PROP_IMMUTABLE (1<<2) +#define DRM_MODE_PROP_ENUM (1<<3) /* enumerated type with text strings */ +#define DRM_MODE_PROP_BLOB (1<<4) + +struct drm_mode_property_enum { + uint64_t value; + char name[DRM_PROP_NAME_LEN]; +}; + +struct drm_mode_get_property { + uint64_t values_ptr; /* values and blob lengths */ + uint64_t enum_blob_ptr; /* enum and blob id ptrs */ + + uint32_t prop_id; + uint32_t flags; + char name[DRM_PROP_NAME_LEN]; + + uint32_t count_values; + uint32_t count_enum_blobs; +}; + +struct drm_mode_connector_set_property { + uint64_t value; + uint32_t prop_id; + uint32_t connector_id; +}; + +struct drm_mode_get_blob { + uint32_t blob_id; + uint32_t length; + uint64_t data; +}; + +struct drm_mode_fb_cmd { + uint32_t fb_id; + uint32_t width, height; + uint32_t pitch; + uint32_t bpp; + uint32_t depth; + /* driver specific handle */ + uint32_t handle; +}; + +struct drm_mode_mode_cmd { + uint32_t connector_id; + struct drm_mode_modeinfo mode; +}; + +#define DRM_MODE_CURSOR_BO (1<<0) +#define DRM_MODE_CURSOR_MOVE (1<<1) + +/* + * depending on the value in flags diffrent members are used. + * + * CURSOR_BO uses + * crtc + * width + * height + * handle - if 0 turns the cursor of + * + * CURSOR_MOVE uses + * crtc + * x + * y + */ +struct drm_mode_cursor { + uint32_t flags; + uint32_t crtc_id; + int32_t x; + int32_t y; + uint32_t width; + uint32_t height; + /* driver specific handle */ + uint32_t handle; +}; + +struct drm_mode_crtc_lut { + uint32_t crtc_id; + uint32_t gamma_size; + + /* pointers to arrays */ + uint64_t red; + uint64_t green; + uint64_t blue; +}; + +#endif diff --git a/include/drm/drm_sarea.h b/include/drm/drm_sarea.h index 480037331e4..ee5389d22c6 100644 --- a/include/drm/drm_sarea.h +++ b/include/drm/drm_sarea.h @@ -36,12 +36,12 @@ /* SAREA area needs to be at least a page */ #if defined(__alpha__) -#define SAREA_MAX 0x2000 +#define SAREA_MAX 0x2000U #elif defined(__ia64__) -#define SAREA_MAX 0x10000 /* 64kB */ +#define SAREA_MAX 0x10000U /* 64kB */ #else /* Intel 830M driver needs at least 8k SAREA */ -#define SAREA_MAX 0x2000 +#define SAREA_MAX 0x2000U #endif /** Maximum number of drawables in the SAREA */ diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h index 152b34da927..b3bcf72dc65 100644 --- a/include/drm/i915_drm.h +++ b/include/drm/i915_drm.h @@ -113,8 +113,31 @@ typedef struct _drm_i915_sarea { int pipeB_y; int pipeB_w; int pipeB_h; + + /* fill out some space for old userspace triple buffer */ + drm_handle_t unused_handle; + uint32_t unused1, unused2, unused3; + + /* buffer object handles for static buffers. May change + * over the lifetime of the client. + */ + uint32_t front_bo_handle; + uint32_t back_bo_handle; + uint32_t unused_bo_handle; + uint32_t depth_bo_handle; + } drm_i915_sarea_t; +/* due to userspace building against these headers we need some compat here */ +#define planeA_x pipeA_x +#define planeA_y pipeA_y +#define planeA_w pipeA_w +#define planeA_h pipeA_h +#define planeB_x pipeB_x +#define planeB_y pipeB_y +#define planeB_w pipeB_w +#define planeB_h pipeB_h + /* Flags for perf_boxes */ #define I915_BOX_RING_EMPTY 0x1 @@ -160,6 +183,7 @@ typedef struct _drm_i915_sarea { #define DRM_I915_GEM_SET_TILING 0x21 #define DRM_I915_GEM_GET_TILING 0x22 #define DRM_I915_GEM_GET_APERTURE 0x23 +#define DRM_I915_GEM_MMAP_GTT 0x24 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) @@ -177,6 +201,8 @@ typedef struct _drm_i915_sarea { #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) +#define DRM_IOCTL_I915_GEM_INIT DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_INIT, struct drm_i915_gem_init) +#define DRM_IOCTL_I915_GEM_EXECBUFFER DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_EXECBUFFER, struct drm_i915_gem_execbuffer) #define DRM_IOCTL_I915_GEM_PIN DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_PIN, struct drm_i915_gem_pin) #define DRM_IOCTL_I915_GEM_UNPIN DRM_IOW(DRM_COMMAND_BASE + DRM_I915_GEM_UNPIN, struct drm_i915_gem_unpin) #define DRM_IOCTL_I915_GEM_BUSY DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_BUSY, struct drm_i915_gem_busy) @@ -187,6 +213,7 @@ typedef struct _drm_i915_sarea { #define DRM_IOCTL_I915_GEM_PREAD DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PREAD, struct drm_i915_gem_pread) #define DRM_IOCTL_I915_GEM_PWRITE DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_PWRITE, struct drm_i915_gem_pwrite) #define DRM_IOCTL_I915_GEM_MMAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP, struct drm_i915_gem_mmap) +#define DRM_IOCTL_I915_GEM_MMAP_GTT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MMAP_GTT, struct drm_i915_gem_mmap_gtt) #define DRM_IOCTL_I915_GEM_SET_DOMAIN DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SET_DOMAIN, struct drm_i915_gem_set_domain) #define DRM_IOCTL_I915_GEM_SW_FINISH DRM_IOW (DRM_COMMAND_BASE + DRM_I915_GEM_SW_FINISH, struct drm_i915_gem_sw_finish) #define DRM_IOCTL_I915_GEM_SET_TILING DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling) @@ -196,7 +223,7 @@ typedef struct _drm_i915_sarea { /* Allow drivers to submit batchbuffers directly to hardware, relying * on the security mechanisms provided by hardware. */ -typedef struct _drm_i915_batchbuffer { +typedef struct drm_i915_batchbuffer { int start; /* agp offset */ int used; /* nr bytes in use */ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ @@ -382,6 +409,18 @@ struct drm_i915_gem_mmap { uint64_t addr_ptr; }; +struct drm_i915_gem_mmap_gtt { + /** Handle for the object being mapped. */ + uint32_t handle; + uint32_t pad; + /** + * Fake offset to use for subsequent mmap call + * + * This is a fixed-size type for 32/64 compatibility. + */ + uint64_t offset; +}; + struct drm_i915_gem_set_domain { /** Handle for the object */ uint32_t handle; diff --git a/include/linux/Kbuild b/include/linux/Kbuild index e531783e5d7..95ac82340c3 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -313,6 +313,7 @@ unifdef-y += ptrace.h unifdef-y += qnx4_fs.h unifdef-y += quota.h unifdef-y += random.h +unifdef-y += irqnr.h unifdef-y += reboot.h unifdef-y += reiserfs_fs.h unifdef-y += reiserfs_xattr.h diff --git a/include/linux/aio.h b/include/linux/aio.h index f6b8cf99b59..b16a957030f 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -5,6 +5,7 @@ #include <linux/workqueue.h> #include <linux/aio_abi.h> #include <linux/uio.h> +#include <linux/rcupdate.h> #include <asm/atomic.h> @@ -183,7 +184,7 @@ struct kioctx { /* This needs improving */ unsigned long user_id; - struct kioctx *next; + struct hlist_node list; wait_queue_head_t wait; @@ -199,6 +200,8 @@ struct kioctx { struct aio_ring_info ring_info; struct delayed_work wq; + + struct rcu_head rcu_head; }; /* prototypes */ diff --git a/include/linux/bio.h b/include/linux/bio.h index 6a642098e5c..18462c5b8ff 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -90,10 +90,11 @@ struct bio { unsigned int bi_comp_cpu; /* completion CPU */ + atomic_t bi_cnt; /* pin count */ + struct bio_vec *bi_io_vec; /* the actual vec list */ bio_end_io_t *bi_end_io; - atomic_t bi_cnt; /* pin count */ void *bi_private; #if defined(CONFIG_BLK_DEV_INTEGRITY) @@ -101,6 +102,13 @@ struct bio { #endif bio_destructor_t *bi_destructor; /* destructor */ + + /* + * We can inline a number of vecs at the end of the bio, to avoid + * double allocations for a small number of bio_vecs. This member + * MUST obviously be kept at the very end of the bio. + */ + struct bio_vec bi_inline_vecs[0]; }; /* @@ -117,6 +125,7 @@ struct bio { #define BIO_CPU_AFFINE 8 /* complete bio on same CPU as submitted */ #define BIO_NULL_MAPPED 9 /* contains invalid user pages */ #define BIO_FS_INTEGRITY 10 /* fs owns integrity data, not block layer */ +#define BIO_QUIET 11 /* Make BIO Quiet */ #define bio_flagged(bio, flag) ((bio)->bi_flags & (1 << (flag))) /* @@ -211,6 +220,11 @@ static inline void *bio_data(struct bio *bio) return NULL; } +static inline int bio_has_allocated_vec(struct bio *bio) +{ + return bio->bi_io_vec && bio->bi_io_vec != bio->bi_inline_vecs; +} + /* * will die */ @@ -332,7 +346,7 @@ struct bio_pair { extern struct bio_pair *bio_split(struct bio *bi, int first_sectors); extern void bio_pair_release(struct bio_pair *dbio); -extern struct bio_set *bioset_create(int, int); +extern struct bio_set *bioset_create(unsigned int, unsigned int); extern void bioset_free(struct bio_set *); extern struct bio *bio_alloc(gfp_t, int); @@ -377,6 +391,7 @@ extern struct bio *bio_copy_user_iov(struct request_queue *, extern int bio_uncopy_user(struct bio *); void zero_fill_bio(struct bio *bio); extern struct bio_vec *bvec_alloc_bs(gfp_t, int, unsigned long *, struct bio_set *); +extern void bvec_free_bs(struct bio_set *, struct bio_vec *, unsigned int); extern unsigned int bvec_nr_vecs(unsigned short idx); /* @@ -395,13 +410,17 @@ static inline void bio_set_completion_cpu(struct bio *bio, unsigned int cpu) */ #define BIO_POOL_SIZE 2 #define BIOVEC_NR_POOLS 6 +#define BIOVEC_MAX_IDX (BIOVEC_NR_POOLS - 1) struct bio_set { + struct kmem_cache *bio_slab; + unsigned int front_pad; + mempool_t *bio_pool; #if defined(CONFIG_BLK_DEV_INTEGRITY) mempool_t *bio_integrity_pool; #endif - mempool_t *bvec_pools[BIOVEC_NR_POOLS]; + mempool_t *bvec_pool; }; struct biovec_slab { @@ -411,6 +430,7 @@ struct biovec_slab { }; extern struct bio_set *fs_bio_set; +extern struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly; /* * a small number of entries is fine, not going to be performance critical. diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 031a315c050..7035cec583b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -26,7 +26,6 @@ struct scsi_ioctl_command; struct request_queue; struct elevator_queue; -typedef struct elevator_queue elevator_t; struct request_pm_state; struct blk_trace; struct request; @@ -313,7 +312,7 @@ struct request_queue */ struct list_head queue_head; struct request *last_merge; - elevator_t *elevator; + struct elevator_queue *elevator; /* * the queue request freelist, one for reads and one for writes @@ -449,6 +448,7 @@ struct request_queue #define QUEUE_FLAG_FAIL_IO 12 /* fake timeout */ #define QUEUE_FLAG_STACKABLE 13 /* supports request stacking */ #define QUEUE_FLAG_NONROT 14 /* non-rotational device (SSD) */ +#define QUEUE_FLAG_VIRT QUEUE_FLAG_NONROT /* paravirt device */ static inline int queue_is_locked(struct request_queue *q) { @@ -522,22 +522,32 @@ enum { * TAG_FLUSH : ordering by tag w/ pre and post flushes * TAG_FUA : ordering by tag w/ pre flush and FUA write */ - QUEUE_ORDERED_NONE = 0x00, - QUEUE_ORDERED_DRAIN = 0x01, - QUEUE_ORDERED_TAG = 0x02, - - QUEUE_ORDERED_PREFLUSH = 0x10, - QUEUE_ORDERED_POSTFLUSH = 0x20, - QUEUE_ORDERED_FUA = 0x40, - - QUEUE_ORDERED_DRAIN_FLUSH = QUEUE_ORDERED_DRAIN | - QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH, - QUEUE_ORDERED_DRAIN_FUA = QUEUE_ORDERED_DRAIN | - QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_FUA, - QUEUE_ORDERED_TAG_FLUSH = QUEUE_ORDERED_TAG | - QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_POSTFLUSH, - QUEUE_ORDERED_TAG_FUA = QUEUE_ORDERED_TAG | - QUEUE_ORDERED_PREFLUSH | QUEUE_ORDERED_FUA, + QUEUE_ORDERED_BY_DRAIN = 0x01, + QUEUE_ORDERED_BY_TAG = 0x02, + QUEUE_ORDERED_DO_PREFLUSH = 0x10, + QUEUE_ORDERED_DO_BAR = 0x20, + QUEUE_ORDERED_DO_POSTFLUSH = 0x40, + QUEUE_ORDERED_DO_FUA = 0x80, + + QUEUE_ORDERED_NONE = 0x00, + + QUEUE_ORDERED_DRAIN = QUEUE_ORDERED_BY_DRAIN | + QUEUE_ORDERED_DO_BAR, + QUEUE_ORDERED_DRAIN_FLUSH = QUEUE_ORDERED_DRAIN | + QUEUE_ORDERED_DO_PREFLUSH | + QUEUE_ORDERED_DO_POSTFLUSH, + QUEUE_ORDERED_DRAIN_FUA = QUEUE_ORDERED_DRAIN | + QUEUE_ORDERED_DO_PREFLUSH | + QUEUE_ORDERED_DO_FUA, + + QUEUE_ORDERED_TAG = QUEUE_ORDERED_BY_TAG | + QUEUE_ORDERED_DO_BAR, + QUEUE_ORDERED_TAG_FLUSH = QUEUE_ORDERED_TAG | + QUEUE_ORDERED_DO_PREFLUSH | + QUEUE_ORDERED_DO_POSTFLUSH, + QUEUE_ORDERED_TAG_FUA = QUEUE_ORDERED_TAG | + QUEUE_ORDERED_DO_PREFLUSH | + QUEUE_ORDERED_DO_FUA, /* * Ordered operation sequence @@ -585,7 +595,6 @@ enum { #define blk_fua_rq(rq) ((rq)->cmd_flags & REQ_FUA) #define blk_discard_rq(rq) ((rq)->cmd_flags & REQ_DISCARD) #define blk_bidi_rq(rq) ((rq)->next_rq != NULL) -#define blk_empty_barrier(rq) (blk_barrier_rq(rq) && blk_fs_request(rq) && !(rq)->hard_nr_sectors) /* rq->queuelist of dequeued request must be list_empty() */ #define blk_queued_rq(rq) (!list_empty(&(rq)->queuelist)) @@ -855,10 +864,10 @@ extern void blk_queue_rq_timed_out(struct request_queue *, rq_timed_out_fn *); extern void blk_queue_rq_timeout(struct request_queue *, unsigned int); extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev); extern int blk_queue_ordered(struct request_queue *, unsigned, prepare_flush_fn *); -extern int blk_do_ordered(struct request_queue *, struct request **); +extern bool blk_do_ordered(struct request_queue *, struct request **); extern unsigned blk_ordered_cur_seq(struct request_queue *); extern unsigned blk_ordered_req_seq(struct request *); -extern void blk_ordered_complete_seq(struct request_queue *, unsigned, int); +extern bool blk_ordered_complete_seq(struct request_queue *, unsigned, int); extern int blk_rq_map_sg(struct request_queue *, struct request *, struct scatterlist *); extern void blk_dump_rq_flags(struct request *, char *); @@ -977,7 +986,6 @@ static inline void put_dev_sector(Sector p) struct work_struct; int kblockd_schedule_work(struct request_queue *q, struct work_struct *work); -void kblockd_flush_work(struct work_struct *work); #define MODULE_ALIAS_BLOCKDEV(major,minor) \ MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) diff --git a/include/linux/bottom_half.h b/include/linux/bottom_half.h index 777dbf695d4..27b1bcffe40 100644 --- a/include/linux/bottom_half.h +++ b/include/linux/bottom_half.h @@ -2,7 +2,6 @@ #define _LINUX_BH_H extern void local_bh_disable(void); -extern void __local_bh_enable(void); extern void _local_bh_enable(void); extern void local_bh_enable(void); extern void local_bh_enable_ip(unsigned long ip); diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 3ce64b90118..8605f8a74df 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -35,6 +35,7 @@ enum bh_state_bits { BH_Ordered, /* ordered write */ BH_Eopnotsupp, /* operation not supported (barrier) */ BH_Unwritten, /* Buffer is allocated on disk but not written */ + BH_Quiet, /* Buffer Error Prinks to be quiet */ BH_PrivateStart,/* not a state bit, but the first bit available * for private allocation by other entities diff --git a/include/linux/console.h b/include/linux/console.h index 248e6e3b9b7..a67a90cf826 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -153,4 +153,8 @@ void vcs_remove_sysfs(struct tty_struct *tty); #define VESA_HSYNC_SUSPEND 2 #define VESA_POWERDOWN 3 +#ifdef CONFIG_VGA_CONSOLE +extern bool vgacon_text_force(void); +#endif + #endif /* _LINUX_CONSOLE_H */ diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h index 4aaa4afb1cb..096476f1fb3 100644 --- a/include/linux/debug_locks.h +++ b/include/linux/debug_locks.h @@ -17,7 +17,7 @@ extern int debug_locks_off(void); ({ \ int __ret = 0; \ \ - if (unlikely(c)) { \ + if (!oops_in_progress && unlikely(c)) { \ if (debug_locks_off() && !debug_locks_silent) \ WARN_ON(1); \ __ret = 1; \ diff --git a/include/linux/dmi.h b/include/linux/dmi.h index 2bfda178f27..34161907b2f 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h @@ -47,6 +47,7 @@ extern int dmi_name_in_vendors(const char *str); extern int dmi_name_in_serial(const char *str); extern int dmi_available; extern int dmi_walk(void (*decode)(const struct dmi_header *)); +extern bool dmi_match(enum dmi_field f, const char *str); #else @@ -61,6 +62,8 @@ static inline int dmi_name_in_serial(const char *s) { return 0; } #define dmi_available 0 static inline int dmi_walk(void (*decode)(const struct dmi_header *)) { return -1; } +static inline bool dmi_match(enum dmi_field f, const char *str) + { return false; } #endif diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 92f6f634e3e..7a204256b15 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -28,7 +28,7 @@ typedef void (elevator_activate_req_fn) (struct request_queue *, struct request typedef void (elevator_deactivate_req_fn) (struct request_queue *, struct request *); typedef void *(elevator_init_fn) (struct request_queue *); -typedef void (elevator_exit_fn) (elevator_t *); +typedef void (elevator_exit_fn) (struct elevator_queue *); struct elevator_ops { @@ -62,8 +62,8 @@ struct elevator_ops struct elv_fs_entry { struct attribute attr; - ssize_t (*show)(elevator_t *, char *); - ssize_t (*store)(elevator_t *, const char *, size_t); + ssize_t (*show)(struct elevator_queue *, char *); + ssize_t (*store)(struct elevator_queue *, const char *, size_t); }; /* @@ -130,7 +130,7 @@ extern ssize_t elv_iosched_show(struct request_queue *, char *); extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t); extern int elevator_init(struct request_queue *, char *); -extern void elevator_exit(elevator_t *); +extern void elevator_exit(struct elevator_queue *); extern int elv_rq_merge_ok(struct request *, struct bio *); /* diff --git a/include/linux/fault-inject.h b/include/linux/fault-inject.h index 32368c4f032..06ca9b21dad 100644 --- a/include/linux/fault-inject.h +++ b/include/linux/fault-inject.h @@ -81,4 +81,13 @@ static inline void cleanup_fault_attr_dentries(struct fault_attr *attr) #endif /* CONFIG_FAULT_INJECTION */ +#ifdef CONFIG_FAILSLAB +extern bool should_failslab(size_t size, gfp_t gfpflags); +#else +static inline bool should_failslab(size_t size, gfp_t gfpflags) +{ + return false; +} +#endif /* CONFIG_FAILSLAB */ + #endif /* _LINUX_FAULT_INJECT_H */ diff --git a/include/linux/futex.h b/include/linux/futex.h index 586ab56a3ec..3bf5bb5a34f 100644 --- a/include/linux/futex.h +++ b/include/linux/futex.h @@ -25,7 +25,8 @@ union ktime; #define FUTEX_WAKE_BITSET 10 #define FUTEX_PRIVATE_FLAG 128 -#define FUTEX_CMD_MASK ~FUTEX_PRIVATE_FLAG +#define FUTEX_CLOCK_REALTIME 256 +#define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME) #define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG) #define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG) @@ -164,6 +165,8 @@ union futex_key { } both; }; +#define FUTEX_KEY_INIT (union futex_key) { .both = { .ptr = NULL } } + #ifdef CONFIG_FUTEX extern void exit_robust_list(struct task_struct *curr); extern void exit_pi_state_list(struct task_struct *curr); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 3df7742ce24..16948eaecae 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -126,6 +126,7 @@ struct blk_scsi_cmd_filter { struct disk_part_tbl { struct rcu_head rcu_head; int len; + struct hd_struct *last_lookup; struct hd_struct *part[]; }; diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 89a56d79e4c..f83288347dd 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -119,13 +119,17 @@ static inline void account_system_vtime(struct task_struct *tsk) } #endif -#if defined(CONFIG_PREEMPT_RCU) && defined(CONFIG_NO_HZ) +#if defined(CONFIG_NO_HZ) && !defined(CONFIG_CLASSIC_RCU) extern void rcu_irq_enter(void); extern void rcu_irq_exit(void); +extern void rcu_nmi_enter(void); +extern void rcu_nmi_exit(void); #else # define rcu_irq_enter() do { } while (0) # define rcu_irq_exit() do { } while (0) -#endif /* CONFIG_PREEMPT_RCU */ +# define rcu_nmi_enter() do { } while (0) +# define rcu_nmi_exit() do { } while (0) +#endif /* #if defined(CONFIG_NO_HZ) && !defined(CONFIG_CLASSIC_RCU) */ /* * It is safe to do non-atomic ops on ->hardirq_context, @@ -135,7 +139,6 @@ extern void rcu_irq_exit(void); */ #define __irq_enter() \ do { \ - rcu_irq_enter(); \ account_system_vtime(current); \ add_preempt_count(HARDIRQ_OFFSET); \ trace_hardirq_enter(); \ @@ -154,7 +157,6 @@ extern void irq_enter(void); trace_hardirq_exit(); \ account_system_vtime(current); \ sub_preempt_count(HARDIRQ_OFFSET); \ - rcu_irq_exit(); \ } while (0) /* @@ -166,11 +168,14 @@ extern void irq_exit(void); do { \ ftrace_nmi_enter(); \ lockdep_off(); \ + rcu_nmi_enter(); \ __irq_enter(); \ } while (0) + #define nmi_exit() \ do { \ __irq_exit(); \ + rcu_nmi_exit(); \ lockdep_on(); \ ftrace_nmi_exit(); \ } while (0) diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 3eba43878dc..bd37078c2d7 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -43,26 +43,6 @@ enum hrtimer_restart { }; /* - * hrtimer callback modes: - * - * HRTIMER_CB_SOFTIRQ: Callback must run in softirq context - * HRTIMER_CB_IRQSAFE_PERCPU: Callback must run in hardirq context - * Special mode for tick emulation and - * scheduler timer. Such timers are per - * cpu and not allowed to be migrated on - * cpu unplug. - * HRTIMER_CB_IRQSAFE_UNLOCKED: Callback should run in hardirq context - * with timer->base lock unlocked - * used for timers which call wakeup to - * avoid lock order problems with rq->lock - */ -enum hrtimer_cb_mode { - HRTIMER_CB_SOFTIRQ, - HRTIMER_CB_IRQSAFE_PERCPU, - HRTIMER_CB_IRQSAFE_UNLOCKED, -}; - -/* * Values to track state of the timer * * Possible states: @@ -70,7 +50,6 @@ enum hrtimer_cb_mode { * 0x00 inactive * 0x01 enqueued into rbtree * 0x02 callback function running - * 0x04 callback pending (high resolution mode) * * Special cases: * 0x03 callback function running and enqueued @@ -92,8 +71,7 @@ enum hrtimer_cb_mode { #define HRTIMER_STATE_INACTIVE 0x00 #define HRTIMER_STATE_ENQUEUED 0x01 #define HRTIMER_STATE_CALLBACK 0x02 -#define HRTIMER_STATE_PENDING 0x04 -#define HRTIMER_STATE_MIGRATE 0x08 +#define HRTIMER_STATE_MIGRATE 0x04 /** * struct hrtimer - the basic hrtimer structure @@ -109,8 +87,6 @@ enum hrtimer_cb_mode { * @function: timer expiry callback function * @base: pointer to the timer base (per cpu and per clock) * @state: state information (See bit values above) - * @cb_mode: high resolution timer feature to select the callback execution - * mode * @cb_entry: list head to enqueue an expired timer into the callback list * @start_site: timer statistics field to store the site where the timer * was started @@ -129,7 +105,6 @@ struct hrtimer { struct hrtimer_clock_base *base; unsigned long state; struct list_head cb_entry; - enum hrtimer_cb_mode cb_mode; #ifdef CONFIG_TIMER_STATS int start_pid; void *start_site; @@ -188,15 +163,11 @@ struct hrtimer_clock_base { * @check_clocks: Indictator, when set evaluate time source and clock * event devices whether high resolution mode can be * activated. - * @cb_pending: Expired timers are moved from the rbtree to this - * list in the timer interrupt. The list is processed - * in the softirq. * @nr_events: Total number of timer interrupt events */ struct hrtimer_cpu_base { spinlock_t lock; struct hrtimer_clock_base clock_base[HRTIMER_MAX_CLOCK_BASES]; - struct list_head cb_pending; #ifdef CONFIG_HIGH_RES_TIMERS ktime_t expires_next; int hres_active; @@ -404,8 +375,7 @@ static inline int hrtimer_active(const struct hrtimer *timer) */ static inline int hrtimer_is_queued(struct hrtimer *timer) { - return timer->state & - (HRTIMER_STATE_ENQUEUED | HRTIMER_STATE_PENDING); + return timer->state & HRTIMER_STATE_ENQUEUED; } /* diff --git a/include/linux/ide.h b/include/linux/ide.h index 010fb26a157..e99c56de7f5 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -122,8 +122,6 @@ struct ide_io_ports { #define MAX_DRIVES 2 /* per interface; 2 assumed by lots of code */ #define SECTOR_SIZE 512 -#define IDE_LARGE_SEEK(b1,b2,t) (((b1) > (b2) + (t)) || ((b2) > (b1) + (t))) - /* * Timeouts for various operations: */ @@ -172,9 +170,7 @@ typedef int (ide_ack_intr_t)(struct hwif_s *); enum { ide_unknown, ide_generic, ide_pci, ide_cmd640, ide_dtc2278, ide_ali14xx, ide_qd65xx, ide_umc8672, ide_ht6560b, - ide_rz1000, ide_trm290, - ide_cmd646, ide_cy82c693, ide_4drives, - ide_pmac, ide_acorn, + ide_4drives, ide_pmac, ide_acorn, ide_au1xxx, ide_palm3710 }; @@ -496,8 +492,6 @@ enum { * when more than one interrupt is needed. */ IDE_AFLAG_LIMIT_NFRAMES = (1 << 7), - /* Seeking in progress. */ - IDE_AFLAG_SEEKING = (1 << 8), /* Saved TOC information is current. */ IDE_AFLAG_TOC_VALID = (1 << 9), /* We think that the drive door is locked. */ @@ -845,8 +839,6 @@ typedef struct hwif_s { unsigned extra_ports; /* number of extra dma ports */ unsigned present : 1; /* this interface exists */ - unsigned serialized : 1; /* serialized all channel operation */ - unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */ unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */ struct device gendev; @@ -909,6 +901,8 @@ typedef struct hwgroup_s { int req_gen; int req_gen_timer; + + spinlock_t lock; } ide_hwgroup_t; typedef struct ide_driver_s ide_driver_t; @@ -1122,6 +1116,14 @@ enum { IDE_PM_COMPLETED, }; +int generic_ide_suspend(struct device *, pm_message_t); +int generic_ide_resume(struct device *); + +void ide_complete_power_step(ide_drive_t *, struct request *); +ide_startstop_t ide_start_power_step(ide_drive_t *, struct request *); +void ide_complete_pm_request(ide_drive_t *, struct request *); +void ide_check_pm_state(ide_drive_t *, struct request *); + /* * Subdrivers support. * @@ -1376,8 +1378,8 @@ enum { IDE_HFLAG_LEGACY_IRQS = (1 << 21), /* force use of legacy IRQs */ IDE_HFLAG_FORCE_LEGACY_IRQS = (1 << 22), - /* limit LBA48 requests to 256 sectors */ - IDE_HFLAG_RQSIZE_256 = (1 << 23), + /* host is TRM290 */ + IDE_HFLAG_TRM290 = (1 << 23), /* use 32-bit I/O ops */ IDE_HFLAG_IO_32BIT = (1 << 24), /* unmask IRQs */ @@ -1415,6 +1417,9 @@ struct ide_port_info { ide_pci_enablebit_t enablebits[2]; hwif_chipset_t chipset; + + u16 max_sectors; /* if < than the default one */ + u32 host_flags; u8 pio_mask; u8 swdma_mask; @@ -1610,13 +1615,13 @@ extern struct mutex ide_cfg_mtx; /* * Structure locking: * - * ide_cfg_mtx and ide_lock together protect changes to - * ide_hwif_t->{next,hwgroup} + * ide_cfg_mtx and hwgroup->lock together protect changes to + * ide_hwif_t->next * ide_drive_t->next * - * ide_hwgroup_t->busy: ide_lock - * ide_hwgroup_t->hwif: ide_lock - * ide_hwif_t->mate: constant, no locking + * ide_hwgroup_t->busy: hwgroup->lock + * ide_hwgroup_t->hwif: hwgroup->lock + * ide_hwif_t->{hwgroup,mate}: constant, no locking * ide_drive_t->hwif: constant, no locking */ diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index f58a0cf8929..be3c484b524 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -14,6 +14,8 @@ #include <linux/irqflags.h> #include <linux/smp.h> #include <linux/percpu.h> +#include <linux/irqnr.h> + #include <asm/atomic.h> #include <asm/ptrace.h> #include <asm/system.h> @@ -251,9 +253,6 @@ enum BLOCK_SOFTIRQ, TASKLET_SOFTIRQ, SCHED_SOFTIRQ, -#ifdef CONFIG_HIGH_RES_TIMERS - HRTIMER_SOFTIRQ, -#endif RCU_SOFTIRQ, /* Preferable RCU should always be the last softirq */ NR_SOFTIRQS diff --git a/include/linux/irq.h b/include/linux/irq.h index 3dddfa703eb..98564dc6447 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -129,9 +129,14 @@ struct irq_chip { const char *typename; }; +struct timer_rand_state; +struct irq_2_iommu; /** * struct irq_desc - interrupt descriptor * @irq: interrupt number for this descriptor + * @timer_rand_state: pointer to timer rand state struct + * @kstat_irqs: irq stats per cpu + * @irq_2_iommu: iommu with this irq * @handle_irq: highlevel irq-events handler [if NULL, __do_IRQ()] * @chip: low level interrupt hardware access * @msi_desc: MSI descriptor @@ -143,8 +148,8 @@ struct irq_chip { * @depth: disable-depth, for nested irq_disable() calls * @wake_depth: enable depth, for multiple set_irq_wake() callers * @irq_count: stats field to detect stalled irqs - * @irqs_unhandled: stats field for spurious unhandled interrupts * @last_unhandled: aging timer for unhandled count + * @irqs_unhandled: stats field for spurious unhandled interrupts * @lock: locking for SMP * @affinity: IRQ affinity on SMP * @cpu: cpu index useful for balancing @@ -154,6 +159,13 @@ struct irq_chip { */ struct irq_desc { unsigned int irq; +#ifdef CONFIG_SPARSE_IRQ + struct timer_rand_state *timer_rand_state; + unsigned int *kstat_irqs; +# ifdef CONFIG_INTR_REMAP + struct irq_2_iommu *irq_2_iommu; +# endif +#endif irq_flow_handler_t handle_irq; struct irq_chip *chip; struct msi_desc *msi_desc; @@ -165,8 +177,8 @@ struct irq_desc { unsigned int depth; /* nested irq disables */ unsigned int wake_depth; /* nested wake enables */ unsigned int irq_count; /* For detecting broken IRQs */ - unsigned int irqs_unhandled; unsigned long last_unhandled; /* Aging timer for unhandled count */ + unsigned int irqs_unhandled; spinlock_t lock; #ifdef CONFIG_SMP cpumask_t affinity; @@ -181,12 +193,51 @@ struct irq_desc { const char *name; } ____cacheline_internodealigned_in_smp; +extern void early_irq_init(void); +extern void arch_early_irq_init(void); +extern void arch_init_chip_data(struct irq_desc *desc, int cpu); +extern void arch_init_copy_chip_data(struct irq_desc *old_desc, + struct irq_desc *desc, int cpu); +extern void arch_free_chip_data(struct irq_desc *old_desc, struct irq_desc *desc); +#ifndef CONFIG_SPARSE_IRQ extern struct irq_desc irq_desc[NR_IRQS]; static inline struct irq_desc *irq_to_desc(unsigned int irq) { - return (irq < nr_irqs) ? irq_desc + irq : NULL; + return (irq < NR_IRQS) ? irq_desc + irq : NULL; +} +static inline struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu) +{ + return irq_to_desc(irq); +} + +#else + +extern struct irq_desc *irq_to_desc(unsigned int irq); +extern struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu); +extern struct irq_desc *move_irq_desc(struct irq_desc *old_desc, int cpu); + +# define for_each_irq_desc(irq, desc) \ + for (irq = 0, desc = irq_to_desc(irq); irq < nr_irqs; irq++, desc = irq_to_desc(irq)) +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1, desc = irq_to_desc(irq); irq >= 0; irq--, desc = irq_to_desc(irq)) + +#define kstat_irqs_this_cpu(DESC) \ + ((DESC)->kstat_irqs[smp_processor_id()]) +#define kstat_incr_irqs_this_cpu(irqno, DESC) \ + ((DESC)->kstat_irqs[smp_processor_id()]++) + +#endif + +static inline struct irq_desc * +irq_remap_to_desc(unsigned int irq, struct irq_desc *desc) +{ +#ifdef CONFIG_NUMA_MIGRATE_IRQ_DESC + return irq_to_desc(irq); +#else + return desc; +#endif } /* @@ -380,6 +431,11 @@ extern int set_irq_msi(unsigned int irq, struct msi_desc *entry); #define get_irq_data(irq) (irq_to_desc(irq)->handler_data) #define get_irq_msi(irq) (irq_to_desc(irq)->msi_desc) +#define get_irq_desc_chip(desc) ((desc)->chip) +#define get_irq_desc_chip_data(desc) ((desc)->chip_data) +#define get_irq_desc_data(desc) ((desc)->handler_data) +#define get_irq_desc_msi(desc) ((desc)->msi_desc) + #endif /* CONFIG_GENERIC_HARDIRQS */ #endif /* !CONFIG_S390 */ diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h index 452c280c811..95d2b74641f 100644 --- a/include/linux/irqnr.h +++ b/include/linux/irqnr.h @@ -1,24 +1,38 @@ #ifndef _LINUX_IRQNR_H #define _LINUX_IRQNR_H +/* + * Generic irq_desc iterators: + */ +#ifdef __KERNEL__ + #ifndef CONFIG_GENERIC_HARDIRQS #include <asm/irq.h> # define nr_irqs NR_IRQS # define for_each_irq_desc(irq, desc) \ for (irq = 0; irq < nr_irqs; irq++) + +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1; irq >= 0; irq--) #else + extern int nr_irqs; +#ifndef CONFIG_SPARSE_IRQ + +struct irq_desc; # define for_each_irq_desc(irq, desc) \ for (irq = 0, desc = irq_desc; irq < nr_irqs; irq++, desc++) - -# define for_each_irq_desc_reverse(irq, desc) \ - for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \ - irq >= 0; irq--, desc--) +# define for_each_irq_desc_reverse(irq, desc) \ + for (irq = nr_irqs - 1, desc = irq_desc + (nr_irqs - 1); \ + irq >= 0; irq--, desc--) +#endif #endif -#define for_each_irq_nr(irq) \ - for (irq = 0; irq < nr_irqs; irq++) +#define for_each_irq_nr(irq) \ + for (irq = 0; irq < nr_irqs; irq++) + +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 6002ae76785..ca9ff6411df 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -141,6 +141,15 @@ extern int _cond_resched(void); (__x < 0) ? -__x : __x; \ }) +#ifdef CONFIG_PROVE_LOCKING +void might_fault(void); +#else +static inline void might_fault(void) +{ + might_sleep(); +} +#endif + extern struct atomic_notifier_head panic_notifier_list; extern long (*panic_blink)(long time); NORET_TYPE void panic(const char * fmt, ...) @@ -188,6 +197,8 @@ extern unsigned long long memparse(const char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); +extern int func_ptr_is_kernel_text(void *ptr); + struct pid; extern struct pid *session_of_pgrp(struct pid *pgrp); diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 4a145caeee0..4ee4b3d2316 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -28,7 +28,9 @@ struct cpu_usage_stat { struct kernel_stat { struct cpu_usage_stat cpustat; - unsigned int irqs[NR_IRQS]; +#ifndef CONFIG_SPARSE_IRQ + unsigned int irqs[NR_IRQS]; +#endif }; DECLARE_PER_CPU(struct kernel_stat, kstat); @@ -39,6 +41,10 @@ DECLARE_PER_CPU(struct kernel_stat, kstat); extern unsigned long long nr_context_switches(void); +#ifndef CONFIG_SPARSE_IRQ +#define kstat_irqs_this_cpu(irq) \ + (kstat_this_cpu.irqs[irq]) + struct irq_desc; static inline void kstat_incr_irqs_this_cpu(unsigned int irq, @@ -46,11 +52,17 @@ static inline void kstat_incr_irqs_this_cpu(unsigned int irq, { kstat_this_cpu.irqs[irq]++; } +#endif + +#ifndef CONFIG_SPARSE_IRQ static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) { return kstat_cpu(cpu).irqs[irq]; } +#else +extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu); +#endif /* * Number of interrupts per specific IRQ source, since bootup diff --git a/include/linux/lguest_launcher.h b/include/linux/lguest_launcher.h index e7217dc58f3..a53407a4165 100644 --- a/include/linux/lguest_launcher.h +++ b/include/linux/lguest_launcher.h @@ -54,9 +54,13 @@ struct lguest_vqconfig { /* Write command first word is a request. */ enum lguest_req { - LHREQ_INITIALIZE, /* + base, pfnlimit, pgdir, start */ + LHREQ_INITIALIZE, /* + base, pfnlimit, start */ LHREQ_GETDMA, /* No longer used */ LHREQ_IRQ, /* + irq */ LHREQ_BREAK, /* + on/off flag (on blocks until someone does off) */ }; + +/* The alignment to use between consumer and producer parts of vring. + * x86 pagesize for historical reasons. */ +#define LGUEST_VRING_ALIGN 4096 #endif /* _LINUX_LGUEST_LAUNCHER */ diff --git a/include/linux/libata.h b/include/linux/libata.h index ed3f26eb5df..3449de597ef 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -213,10 +213,11 @@ enum { ATA_PFLAG_FROZEN = (1 << 2), /* port is frozen */ ATA_PFLAG_RECOVERED = (1 << 3), /* recovery action performed */ ATA_PFLAG_LOADING = (1 << 4), /* boot/loading probe */ - ATA_PFLAG_UNLOADING = (1 << 5), /* module is unloading */ ATA_PFLAG_SCSI_HOTPLUG = (1 << 6), /* SCSI hotplug scheduled */ ATA_PFLAG_INITIALIZING = (1 << 7), /* being initialized, don't touch */ ATA_PFLAG_RESETTING = (1 << 8), /* reset in progress */ + ATA_PFLAG_UNLOADING = (1 << 9), /* driver is being unloaded */ + ATA_PFLAG_UNLOADED = (1 << 10), /* driver is unloaded */ ATA_PFLAG_SUSPENDED = (1 << 17), /* port is suspended (power) */ ATA_PFLAG_PM_PENDING = (1 << 18), /* PM operation pending */ @@ -1285,26 +1286,62 @@ static inline int ata_link_active(struct ata_link *link) return ata_tag_valid(link->active_tag) || link->sactive; } -extern struct ata_link *__ata_port_next_link(struct ata_port *ap, - struct ata_link *link, - bool dev_only); +/* + * Iterators + * + * ATA_LITER_* constants are used to select link iteration mode and + * ATA_DITER_* device iteration mode. + * + * For a custom iteration directly using ata_{link|dev}_next(), if + * @link or @dev, respectively, is NULL, the first element is + * returned. @dev and @link can be any valid device or link and the + * next element according to the iteration mode will be returned. + * After the last element, NULL is returned. + */ +enum ata_link_iter_mode { + ATA_LITER_EDGE, /* if present, PMP links only; otherwise, + * host link. no slave link */ + ATA_LITER_HOST_FIRST, /* host link followed by PMP or slave links */ + ATA_LITER_PMP_FIRST, /* PMP links followed by host link, + * slave link still comes after host link */ +}; -#define __ata_port_for_each_link(link, ap) \ - for ((link) = __ata_port_next_link((ap), NULL, false); (link); \ - (link) = __ata_port_next_link((ap), (link), false)) +enum ata_dev_iter_mode { + ATA_DITER_ENABLED, + ATA_DITER_ENABLED_REVERSE, + ATA_DITER_ALL, + ATA_DITER_ALL_REVERSE, +}; -#define ata_port_for_each_link(link, ap) \ - for ((link) = __ata_port_next_link((ap), NULL, true); (link); \ - (link) = __ata_port_next_link((ap), (link), true)) +extern struct ata_link *ata_link_next(struct ata_link *link, + struct ata_port *ap, + enum ata_link_iter_mode mode); -#define ata_link_for_each_dev(dev, link) \ - for ((dev) = (link)->device; \ - (dev) < (link)->device + ata_link_max_devices(link) || ((dev) = NULL); \ - (dev)++) +extern struct ata_device *ata_dev_next(struct ata_device *dev, + struct ata_link *link, + enum ata_dev_iter_mode mode); + +/* + * Shortcut notation for iterations + * + * ata_for_each_link() iterates over each link of @ap according to + * @mode. @link points to the current link in the loop. @link is + * NULL after loop termination. ata_for_each_dev() works the same way + * except that it iterates over each device of @link. + * + * Note that the mode prefixes ATA_{L|D}ITER_ shouldn't need to be + * specified when using the following shorthand notations. Only the + * mode itself (EDGE, HOST_FIRST, ENABLED, etc...) should be + * specified. This not only increases brevity but also makes it + * impossible to use ATA_LITER_* for device iteration or vice-versa. + */ +#define ata_for_each_link(link, ap, mode) \ + for ((link) = ata_link_next(NULL, (ap), ATA_LITER_##mode); (link); \ + (link) = ata_link_next((link), (ap), ATA_LITER_##mode)) -#define ata_link_for_each_dev_reverse(dev, link) \ - for ((dev) = (link)->device + ata_link_max_devices(link) - 1; \ - (dev) >= (link)->device || ((dev) = NULL); (dev)--) +#define ata_for_each_dev(dev, link, mode) \ + for ((dev) = ata_dev_next(NULL, (link), ATA_DITER_##mode); (dev); \ + (dev) = ata_dev_next((dev), (link), ATA_DITER_##mode)) /** * ata_ncq_enabled - Test whether NCQ is enabled diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 29aec6e1002..23bf02fb124 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -73,6 +73,8 @@ struct lock_class_key { struct lockdep_subclass_key subkeys[MAX_LOCKDEP_SUBCLASSES]; }; +#define LOCKSTAT_POINTS 4 + /* * The lock-class itself: */ @@ -119,7 +121,8 @@ struct lock_class { int name_version; #ifdef CONFIG_LOCK_STAT - unsigned long contention_point[4]; + unsigned long contention_point[LOCKSTAT_POINTS]; + unsigned long contending_point[LOCKSTAT_POINTS]; #endif }; @@ -144,6 +147,7 @@ enum bounce_type { struct lock_class_stats { unsigned long contention_point[4]; + unsigned long contending_point[4]; struct lock_time read_waittime; struct lock_time write_waittime; struct lock_time read_holdtime; @@ -165,6 +169,7 @@ struct lockdep_map { const char *name; #ifdef CONFIG_LOCK_STAT int cpu; + unsigned long ip; #endif }; @@ -309,8 +314,15 @@ extern void lock_acquire(struct lockdep_map *lock, unsigned int subclass, extern void lock_release(struct lockdep_map *lock, int nested, unsigned long ip); -extern void lock_set_subclass(struct lockdep_map *lock, unsigned int subclass, - unsigned long ip); +extern void lock_set_class(struct lockdep_map *lock, const char *name, + struct lock_class_key *key, unsigned int subclass, + unsigned long ip); + +static inline void lock_set_subclass(struct lockdep_map *lock, + unsigned int subclass, unsigned long ip) +{ + lock_set_class(lock, lock->name, lock->key, subclass, ip); +} # define INIT_LOCKDEP .lockdep_recursion = 0, @@ -328,6 +340,7 @@ static inline void lockdep_on(void) # define lock_acquire(l, s, t, r, c, n, i) do { } while (0) # define lock_release(l, n, i) do { } while (0) +# define lock_set_class(l, n, k, s, i) do { } while (0) # define lock_set_subclass(l, s, i) do { } while (0) # define lockdep_init() do { } while (0) # define lockdep_info() do { } while (0) @@ -356,7 +369,7 @@ struct lock_class_key { }; #ifdef CONFIG_LOCK_STAT extern void lock_contended(struct lockdep_map *lock, unsigned long ip); -extern void lock_acquired(struct lockdep_map *lock); +extern void lock_acquired(struct lockdep_map *lock, unsigned long ip); #define LOCK_CONTENDED(_lock, try, lock) \ do { \ @@ -364,20 +377,20 @@ do { \ lock_contended(&(_lock)->dep_map, _RET_IP_); \ lock(_lock); \ } \ - lock_acquired(&(_lock)->dep_map); \ + lock_acquired(&(_lock)->dep_map, _RET_IP_); \ } while (0) #else /* CONFIG_LOCK_STAT */ #define lock_contended(lockdep_map, ip) do {} while (0) -#define lock_acquired(lockdep_map) do {} while (0) +#define lock_acquired(lockdep_map, ip) do {} while (0) #define LOCK_CONTENDED(_lock, try, lock) \ lock(_lock) #endif /* CONFIG_LOCK_STAT */ -#if defined(CONFIG_TRACE_IRQFLAGS) && defined(CONFIG_GENERIC_HARDIRQS) +#ifdef CONFIG_GENERIC_HARDIRQS extern void early_init_irq_lock_class(void); #else static inline void early_init_irq_lock_class(void) @@ -481,4 +494,22 @@ static inline void print_irqtrace_events(struct task_struct *curr) # define lock_map_release(l) do { } while (0) #endif +#ifdef CONFIG_PROVE_LOCKING +# define might_lock(lock) \ +do { \ + typecheck(struct lockdep_map *, &(lock)->dep_map); \ + lock_acquire(&(lock)->dep_map, 0, 0, 0, 2, NULL, _THIS_IP_); \ + lock_release(&(lock)->dep_map, 0, _THIS_IP_); \ +} while (0) +# define might_lock_read(lock) \ +do { \ + typecheck(struct lockdep_map *, &(lock)->dep_map); \ + lock_acquire(&(lock)->dep_map, 0, 0, 1, 2, NULL, _THIS_IP_); \ + lock_release(&(lock)->dep_map, 0, _THIS_IP_); \ +} while (0) +#else +# define might_lock(lock) do { } while (0) +# define might_lock_read(lock) do { } while (0) +#endif + #endif /* __LINUX_LOCKDEP_H */ diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index fe825471d5a..9cfc9b627fd 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -232,8 +232,9 @@ struct mm_struct { struct core_state *core_state; /* coredumping support */ /* aio bits */ - rwlock_t ioctx_list_lock; /* aio lock */ - struct kioctx *ioctx_list; + spinlock_t ioctx_lock; + struct hlist_head ioctx_list; + #ifdef CONFIG_MM_OWNER /* * "owner" points to a task that is regarded as the canonical diff --git a/include/linux/msi.h b/include/linux/msi.h index 8f293922720..d2b8a1e8ca1 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -10,8 +10,11 @@ struct msi_msg { }; /* Helper functions */ +struct irq_desc; extern void mask_msi_irq(unsigned int irq); extern void unmask_msi_irq(unsigned int irq); +extern void read_msi_msg_desc(struct irq_desc *desc, struct msi_msg *msg); +extern void write_msi_msg_desc(struct irq_desc *desc, struct msi_msg *msg); extern void read_msi_msg(unsigned int irq, struct msi_msg *msg); extern void write_msi_msg(unsigned int irq, struct msi_msg *msg); diff --git a/include/linux/mutex.h b/include/linux/mutex.h index bc6da10ceee..7a0e5c4f807 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -144,6 +144,8 @@ extern int __must_check mutex_lock_killable(struct mutex *lock); /* * NOTE: mutex_trylock() follows the spin_trylock() convention, * not the down_trylock() convention! + * + * Returns 1 if the mutex has been acquired successfully, and 0 on contention. */ extern int mutex_trylock(struct mutex *lock); extern void mutex_unlock(struct mutex *lock); diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h index a8efcfeea73..3d327b67d7e 100644 --- a/include/linux/of_platform.h +++ b/include/linux/of_platform.h @@ -26,8 +26,7 @@ extern struct bus_type of_platform_bus_type; /* * An of_platform_driver driver is attached to a basic of_device on - * the "platform bus" (of_platform_bus_type) (or ISA, EBUS and SBUS - * busses on sparc). + * the "platform bus" (of_platform_bus_type). */ struct of_platform_driver { diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index 5231861f357..1ce9fe572e5 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h @@ -86,8 +86,7 @@ int oprofile_arch_init(struct oprofile_operations * ops); void oprofile_arch_exit(void); /** - * Add a sample. This may be called from any context. Pass - * smp_processor_id() as cpu. + * Add a sample. This may be called from any context. */ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index a7c72135554..4f71bf4e628 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -45,7 +45,11 @@ struct k_itimer { int it_requeue_pending; /* waiting to requeue this timer */ #define REQUEUE_PENDING 1 int it_sigev_notify; /* notify word of sigevent struct */ - struct task_struct *it_process; /* process to send signal to */ + struct signal_struct *it_signal; + union { + struct pid *it_pid; /* pid of process to send signal to */ + struct task_struct *it_process; /* for clock_nanosleep */ + }; struct sigqueue *sigq; /* signal queue entry. */ union { struct { diff --git a/include/linux/random.h b/include/linux/random.h index 36f125c0c60..adbf3bd3c6b 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -8,6 +8,7 @@ #define _LINUX_RANDOM_H #include <linux/ioctl.h> +#include <linux/irqnr.h> /* ioctl()'s for the random number generator */ @@ -44,6 +45,56 @@ struct rand_pool_info { extern void rand_initialize_irq(int irq); +struct timer_rand_state; +#ifndef CONFIG_SPARSE_IRQ + +extern struct timer_rand_state *irq_timer_state[]; + +static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + if (irq >= nr_irqs) + return NULL; + + return irq_timer_state[irq]; +} + +static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state) +{ + if (irq >= nr_irqs) + return; + + irq_timer_state[irq] = state; +} + +#else + +#include <linux/irq.h> +static inline struct timer_rand_state *get_timer_rand_state(unsigned int irq) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + if (!desc) + return NULL; + + return desc->timer_rand_state; +} + +static inline void set_timer_rand_state(unsigned int irq, struct timer_rand_state *state) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + + if (!desc) + return; + + desc->timer_rand_state = state; +} +#endif + + extern void add_input_randomness(unsigned int type, unsigned int code, unsigned int value); extern void add_interrupt_randomness(int irq); diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h index 5f89b62e698..301dda829e3 100644 --- a/include/linux/rcuclassic.h +++ b/include/linux/rcuclassic.h @@ -41,7 +41,7 @@ #include <linux/seqlock.h> #ifdef CONFIG_RCU_CPU_STALL_DETECTOR -#define RCU_SECONDS_TILL_STALL_CHECK ( 3 * HZ) /* for rcp->jiffies_stall */ +#define RCU_SECONDS_TILL_STALL_CHECK (10 * HZ) /* for rcp->jiffies_stall */ #define RCU_SECONDS_TILL_STALL_RECHECK (30 * HZ) /* for rcp->jiffies_stall */ #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 895dc9c1088..1168fbcea8d 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -52,11 +52,15 @@ struct rcu_head { void (*func)(struct rcu_head *head); }; -#ifdef CONFIG_CLASSIC_RCU +#if defined(CONFIG_CLASSIC_RCU) #include <linux/rcuclassic.h> -#else /* #ifdef CONFIG_CLASSIC_RCU */ +#elif defined(CONFIG_TREE_RCU) +#include <linux/rcutree.h> +#elif defined(CONFIG_PREEMPT_RCU) #include <linux/rcupreempt.h> -#endif /* #else #ifdef CONFIG_CLASSIC_RCU */ +#else +#error "Unknown RCU implementation specified to kernel configuration" +#endif /* #else #if defined(CONFIG_CLASSIC_RCU) */ #define RCU_HEAD_INIT { .next = NULL, .func = NULL } #define RCU_HEAD(head) struct rcu_head head = RCU_HEAD_INIT diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h new file mode 100644 index 00000000000..d4368b7975c --- /dev/null +++ b/include/linux/rcutree.h @@ -0,0 +1,329 @@ +/* + * Read-Copy Update mechanism for mutual exclusion (tree-based version) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright IBM Corporation, 2008 + * + * Author: Dipankar Sarma <dipankar@in.ibm.com> + * Paul E. McKenney <paulmck@linux.vnet.ibm.com> Hierarchical algorithm + * + * Based on the original work by Paul McKenney <paulmck@us.ibm.com> + * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen. + * + * For detailed explanation of Read-Copy Update mechanism see - + * Documentation/RCU + */ + +#ifndef __LINUX_RCUTREE_H +#define __LINUX_RCUTREE_H + +#include <linux/cache.h> +#include <linux/spinlock.h> +#include <linux/threads.h> +#include <linux/percpu.h> +#include <linux/cpumask.h> +#include <linux/seqlock.h> + +/* + * Define shape of hierarchy based on NR_CPUS and CONFIG_RCU_FANOUT. + * In theory, it should be possible to add more levels straightforwardly. + * In practice, this has not been tested, so there is probably some + * bug somewhere. + */ +#define MAX_RCU_LVLS 3 +#define RCU_FANOUT (CONFIG_RCU_FANOUT) +#define RCU_FANOUT_SQ (RCU_FANOUT * RCU_FANOUT) +#define RCU_FANOUT_CUBE (RCU_FANOUT_SQ * RCU_FANOUT) + +#if NR_CPUS <= RCU_FANOUT +# define NUM_RCU_LVLS 1 +# define NUM_RCU_LVL_0 1 +# define NUM_RCU_LVL_1 (NR_CPUS) +# define NUM_RCU_LVL_2 0 +# define NUM_RCU_LVL_3 0 +#elif NR_CPUS <= RCU_FANOUT_SQ +# define NUM_RCU_LVLS 2 +# define NUM_RCU_LVL_0 1 +# define NUM_RCU_LVL_1 (((NR_CPUS) + RCU_FANOUT - 1) / RCU_FANOUT) +# define NUM_RCU_LVL_2 (NR_CPUS) +# define NUM_RCU_LVL_3 0 +#elif NR_CPUS <= RCU_FANOUT_CUBE +# define NUM_RCU_LVLS 3 +# define NUM_RCU_LVL_0 1 +# define NUM_RCU_LVL_1 (((NR_CPUS) + RCU_FANOUT_SQ - 1) / RCU_FANOUT_SQ) +# define NUM_RCU_LVL_2 (((NR_CPUS) + (RCU_FANOUT) - 1) / (RCU_FANOUT)) +# define NUM_RCU_LVL_3 NR_CPUS +#else +# error "CONFIG_RCU_FANOUT insufficient for NR_CPUS" +#endif /* #if (NR_CPUS) <= RCU_FANOUT */ + +#define RCU_SUM (NUM_RCU_LVL_0 + NUM_RCU_LVL_1 + NUM_RCU_LVL_2 + NUM_RCU_LVL_3) +#define NUM_RCU_NODES (RCU_SUM - NR_CPUS) + +/* + * Dynticks per-CPU state. + */ +struct rcu_dynticks { + int dynticks_nesting; /* Track nesting level, sort of. */ + int dynticks; /* Even value for dynticks-idle, else odd. */ + int dynticks_nmi; /* Even value for either dynticks-idle or */ + /* not in nmi handler, else odd. So this */ + /* remains even for nmi from irq handler. */ +}; + +/* + * Definition for node within the RCU grace-period-detection hierarchy. + */ +struct rcu_node { + spinlock_t lock; + unsigned long qsmask; /* CPUs or groups that need to switch in */ + /* order for current grace period to proceed.*/ + unsigned long qsmaskinit; + /* Per-GP initialization for qsmask. */ + unsigned long grpmask; /* Mask to apply to parent qsmask. */ + int grplo; /* lowest-numbered CPU or group here. */ + int grphi; /* highest-numbered CPU or group here. */ + u8 grpnum; /* CPU/group number for next level up. */ + u8 level; /* root is at level 0. */ + struct rcu_node *parent; +} ____cacheline_internodealigned_in_smp; + +/* Index values for nxttail array in struct rcu_data. */ +#define RCU_DONE_TAIL 0 /* Also RCU_WAIT head. */ +#define RCU_WAIT_TAIL 1 /* Also RCU_NEXT_READY head. */ +#define RCU_NEXT_READY_TAIL 2 /* Also RCU_NEXT head. */ +#define RCU_NEXT_TAIL 3 +#define RCU_NEXT_SIZE 4 + +/* Per-CPU data for read-copy update. */ +struct rcu_data { + /* 1) quiescent-state and grace-period handling : */ + long completed; /* Track rsp->completed gp number */ + /* in order to detect GP end. */ + long gpnum; /* Highest gp number that this CPU */ + /* is aware of having started. */ + long passed_quiesc_completed; + /* Value of completed at time of qs. */ + bool passed_quiesc; /* User-mode/idle loop etc. */ + bool qs_pending; /* Core waits for quiesc state. */ + bool beenonline; /* CPU online at least once. */ + struct rcu_node *mynode; /* This CPU's leaf of hierarchy */ + unsigned long grpmask; /* Mask to apply to leaf qsmask. */ + + /* 2) batch handling */ + /* + * If nxtlist is not NULL, it is partitioned as follows. + * Any of the partitions might be empty, in which case the + * pointer to that partition will be equal to the pointer for + * the following partition. When the list is empty, all of + * the nxttail elements point to nxtlist, which is NULL. + * + * [*nxttail[RCU_NEXT_READY_TAIL], NULL = *nxttail[RCU_NEXT_TAIL]): + * Entries that might have arrived after current GP ended + * [*nxttail[RCU_WAIT_TAIL], *nxttail[RCU_NEXT_READY_TAIL]): + * Entries known to have arrived before current GP ended + * [*nxttail[RCU_DONE_TAIL], *nxttail[RCU_WAIT_TAIL]): + * Entries that batch # <= ->completed - 1: waiting for current GP + * [nxtlist, *nxttail[RCU_DONE_TAIL]): + * Entries that batch # <= ->completed + * The grace period for these entries has completed, and + * the other grace-period-completed entries may be moved + * here temporarily in rcu_process_callbacks(). + */ + struct rcu_head *nxtlist; + struct rcu_head **nxttail[RCU_NEXT_SIZE]; + long qlen; /* # of queued callbacks */ + long blimit; /* Upper limit on a processed batch */ + +#ifdef CONFIG_NO_HZ + /* 3) dynticks interface. */ + struct rcu_dynticks *dynticks; /* Shared per-CPU dynticks state. */ + int dynticks_snap; /* Per-GP tracking for dynticks. */ + int dynticks_nmi_snap; /* Per-GP tracking for dynticks_nmi. */ +#endif /* #ifdef CONFIG_NO_HZ */ + + /* 4) reasons this CPU needed to be kicked by force_quiescent_state */ +#ifdef CONFIG_NO_HZ + unsigned long dynticks_fqs; /* Kicked due to dynticks idle. */ +#endif /* #ifdef CONFIG_NO_HZ */ + unsigned long offline_fqs; /* Kicked due to being offline. */ + unsigned long resched_ipi; /* Sent a resched IPI. */ + + /* 5) state to allow this CPU to force_quiescent_state on others */ + long n_rcu_pending; /* rcu_pending() calls since boot. */ + long n_rcu_pending_force_qs; /* when to force quiescent states. */ + + int cpu; +}; + +/* Values for signaled field in struct rcu_state. */ +#define RCU_GP_INIT 0 /* Grace period being initialized. */ +#define RCU_SAVE_DYNTICK 1 /* Need to scan dyntick state. */ +#define RCU_FORCE_QS 2 /* Need to force quiescent state. */ +#ifdef CONFIG_NO_HZ +#define RCU_SIGNAL_INIT RCU_SAVE_DYNTICK +#else /* #ifdef CONFIG_NO_HZ */ +#define RCU_SIGNAL_INIT RCU_FORCE_QS +#endif /* #else #ifdef CONFIG_NO_HZ */ + +#define RCU_JIFFIES_TILL_FORCE_QS 3 /* for rsp->jiffies_force_qs */ +#ifdef CONFIG_RCU_CPU_STALL_DETECTOR +#define RCU_SECONDS_TILL_STALL_CHECK (10 * HZ) /* for rsp->jiffies_stall */ +#define RCU_SECONDS_TILL_STALL_RECHECK (30 * HZ) /* for rsp->jiffies_stall */ +#define RCU_STALL_RAT_DELAY 2 /* Allow other CPUs time */ + /* to take at least one */ + /* scheduling clock irq */ + /* before ratting on them. */ + +#endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ + +/* + * RCU global state, including node hierarchy. This hierarchy is + * represented in "heap" form in a dense array. The root (first level) + * of the hierarchy is in ->node[0] (referenced by ->level[0]), the second + * level in ->node[1] through ->node[m] (->node[1] referenced by ->level[1]), + * and the third level in ->node[m+1] and following (->node[m+1] referenced + * by ->level[2]). The number of levels is determined by the number of + * CPUs and by CONFIG_RCU_FANOUT. Small systems will have a "hierarchy" + * consisting of a single rcu_node. + */ +struct rcu_state { + struct rcu_node node[NUM_RCU_NODES]; /* Hierarchy. */ + struct rcu_node *level[NUM_RCU_LVLS]; /* Hierarchy levels. */ + u32 levelcnt[MAX_RCU_LVLS + 1]; /* # nodes in each level. */ + u8 levelspread[NUM_RCU_LVLS]; /* kids/node in each level. */ + struct rcu_data *rda[NR_CPUS]; /* array of rdp pointers. */ + + /* The following fields are guarded by the root rcu_node's lock. */ + + u8 signaled ____cacheline_internodealigned_in_smp; + /* Force QS state. */ + long gpnum; /* Current gp number. */ + long completed; /* # of last completed gp. */ + spinlock_t onofflock; /* exclude on/offline and */ + /* starting new GP. */ + spinlock_t fqslock; /* Only one task forcing */ + /* quiescent states. */ + unsigned long jiffies_force_qs; /* Time at which to invoke */ + /* force_quiescent_state(). */ + unsigned long n_force_qs; /* Number of calls to */ + /* force_quiescent_state(). */ + unsigned long n_force_qs_lh; /* ~Number of calls leaving */ + /* due to lock unavailable. */ + unsigned long n_force_qs_ngp; /* Number of calls leaving */ + /* due to no GP active. */ +#ifdef CONFIG_RCU_CPU_STALL_DETECTOR + unsigned long gp_start; /* Time at which GP started, */ + /* but in jiffies. */ + unsigned long jiffies_stall; /* Time at which to check */ + /* for CPU stalls. */ +#endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ +#ifdef CONFIG_NO_HZ + long dynticks_completed; /* Value of completed @ snap. */ +#endif /* #ifdef CONFIG_NO_HZ */ +}; + +extern struct rcu_state rcu_state; +DECLARE_PER_CPU(struct rcu_data, rcu_data); + +extern struct rcu_state rcu_bh_state; +DECLARE_PER_CPU(struct rcu_data, rcu_bh_data); + +/* + * Increment the quiescent state counter. + * The counter is a bit degenerated: We do not need to know + * how many quiescent states passed, just if there was at least + * one since the start of the grace period. Thus just a flag. + */ +static inline void rcu_qsctr_inc(int cpu) +{ + struct rcu_data *rdp = &per_cpu(rcu_data, cpu); + rdp->passed_quiesc = 1; + rdp->passed_quiesc_completed = rdp->completed; +} +static inline void rcu_bh_qsctr_inc(int cpu) +{ + struct rcu_data *rdp = &per_cpu(rcu_bh_data, cpu); + rdp->passed_quiesc = 1; + rdp->passed_quiesc_completed = rdp->completed; +} + +extern int rcu_pending(int cpu); +extern int rcu_needs_cpu(int cpu); + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +extern struct lockdep_map rcu_lock_map; +# define rcu_read_acquire() \ + lock_acquire(&rcu_lock_map, 0, 0, 2, 1, NULL, _THIS_IP_) +# define rcu_read_release() lock_release(&rcu_lock_map, 1, _THIS_IP_) +#else +# define rcu_read_acquire() do { } while (0) +# define rcu_read_release() do { } while (0) +#endif + +static inline void __rcu_read_lock(void) +{ + preempt_disable(); + __acquire(RCU); + rcu_read_acquire(); +} +static inline void __rcu_read_unlock(void) +{ + rcu_read_release(); + __release(RCU); + preempt_enable(); +} +static inline void __rcu_read_lock_bh(void) +{ + local_bh_disable(); + __acquire(RCU_BH); + rcu_read_acquire(); +} +static inline void __rcu_read_unlock_bh(void) +{ + rcu_read_release(); + __release(RCU_BH); + local_bh_enable(); +} + +#define __synchronize_sched() synchronize_rcu() + +#define call_rcu_sched(head, func) call_rcu(head, func) + +static inline void rcu_init_sched(void) +{ +} + +extern void __rcu_init(void); +extern void rcu_check_callbacks(int cpu, int user); +extern void rcu_restart_cpu(int cpu); + +extern long rcu_batches_completed(void); +extern long rcu_batches_completed_bh(void); + +#ifdef CONFIG_NO_HZ +void rcu_enter_nohz(void); +void rcu_exit_nohz(void); +#else /* CONFIG_NO_HZ */ +static inline void rcu_enter_nohz(void) +{ +} +static inline void rcu_exit_nohz(void) +{ +} +#endif /* CONFIG_NO_HZ */ + +#endif /* __LINUX_RCUTREE_H */ diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index d363467c8f1..b3b35966008 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -118,6 +118,8 @@ void ring_buffer_record_enable_cpu(struct ring_buffer *buffer, int cpu); unsigned long ring_buffer_entries(struct ring_buffer *buffer); unsigned long ring_buffer_overruns(struct ring_buffer *buffer); +unsigned long ring_buffer_entries_cpu(struct ring_buffer *buffer, int cpu); +unsigned long ring_buffer_overrun_cpu(struct ring_buffer *buffer, int cpu); u64 ring_buffer_time_stamp(int cpu); void ring_buffer_normalize_time_stamp(int cpu, u64 *ts); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 4e4f1277f3b..feb3b939ec4 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -158,6 +158,8 @@ /* SH-SCI */ #define PORT_SCIFA 83 +#define PORT_S3C6400 84 + #ifdef __KERNEL__ #include <linux/compiler.h> diff --git a/include/linux/slab.h b/include/linux/slab.h index 000da12b5cf..f96d13c281e 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -253,9 +253,9 @@ static inline void *kmem_cache_alloc_node(struct kmem_cache *cachep, * request comes from. */ #if defined(CONFIG_DEBUG_SLAB) || defined(CONFIG_SLUB) -extern void *__kmalloc_track_caller(size_t, gfp_t, void*); +extern void *__kmalloc_track_caller(size_t, gfp_t, unsigned long); #define kmalloc_track_caller(size, flags) \ - __kmalloc_track_caller(size, flags, __builtin_return_address(0)) + __kmalloc_track_caller(size, flags, _RET_IP_) #else #define kmalloc_track_caller(size, flags) \ __kmalloc(size, flags) @@ -271,10 +271,10 @@ extern void *__kmalloc_track_caller(size_t, gfp_t, void*); * allocation request comes from. */ #if defined(CONFIG_DEBUG_SLAB) || defined(CONFIG_SLUB) -extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, void *); +extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, unsigned long); #define kmalloc_node_track_caller(size, flags, node) \ __kmalloc_node_track_caller(size, flags, node, \ - __builtin_return_address(0)) + _RET_IP_) #else #define kmalloc_node_track_caller(size, flags, node) \ __kmalloc_node(size, flags, node) @@ -285,7 +285,7 @@ extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, void *); #define kmalloc_node_track_caller(size, flags, node) \ kmalloc_track_caller(size, flags) -#endif /* DEBUG_SLAB */ +#endif /* CONFIG_NUMA */ /* * Shortcuts diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index b18ec5533e8..325af1de035 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -7,9 +7,31 @@ struct device; struct dma_attrs; struct scatterlist; +/* + * Maximum allowable number of contiguous slabs to map, + * must be a power of 2. What is the appropriate value ? + * The complexity of {map,unmap}_single is linearly dependent on this value. + */ +#define IO_TLB_SEGSIZE 128 + + +/* + * log of the size of each IO TLB slab. The number of slabs is command line + * controllable. + */ +#define IO_TLB_SHIFT 11 + extern void swiotlb_init(void); +extern void *swiotlb_alloc_boot(size_t bytes, unsigned long nslabs); +extern void *swiotlb_alloc(unsigned order, unsigned long nslabs); + +extern dma_addr_t swiotlb_phys_to_bus(phys_addr_t address); +extern phys_addr_t swiotlb_bus_to_phys(dma_addr_t address); + +extern int swiotlb_arch_range_needs_mapping(void *ptr, size_t size); + extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, dma_addr_t *dma_handle, gfp_t flags); diff --git a/include/linux/timex.h b/include/linux/timex.h index 9007313b5b7..998a55d80ac 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -53,47 +53,11 @@ #ifndef _LINUX_TIMEX_H #define _LINUX_TIMEX_H -#include <linux/compiler.h> #include <linux/time.h> -#include <asm/param.h> - #define NTP_API 4 /* NTP API version */ /* - * SHIFT_KG and SHIFT_KF establish the damping of the PLL and are chosen - * for a slightly underdamped convergence characteristic. SHIFT_KH - * establishes the damping of the FLL and is chosen by wisdom and black - * art. - * - * MAXTC establishes the maximum time constant of the PLL. With the - * SHIFT_KG and SHIFT_KF values given and a time constant range from - * zero to MAXTC, the PLL will converge in 15 minutes to 16 hours, - * respectively. - */ -#define SHIFT_PLL 4 /* PLL frequency factor (shift) */ -#define SHIFT_FLL 2 /* FLL frequency factor (shift) */ -#define MAXTC 10 /* maximum time constant (shift) */ - -/* - * SHIFT_USEC defines the scaling (shift) of the time_freq and - * time_tolerance variables, which represent the current frequency - * offset and maximum frequency tolerance. - */ -#define SHIFT_USEC 16 /* frequency offset scale (shift) */ -#define PPM_SCALE (NSEC_PER_USEC << (NTP_SCALE_SHIFT - SHIFT_USEC)) -#define PPM_SCALE_INV_SHIFT 19 -#define PPM_SCALE_INV ((1ll << (PPM_SCALE_INV_SHIFT + NTP_SCALE_SHIFT)) / \ - PPM_SCALE + 1) - -#define MAXPHASE 500000000l /* max phase error (ns) */ -#define MAXFREQ 500000 /* max frequency error (ns/s) */ -#define MAXFREQ_SCALED ((s64)MAXFREQ << NTP_SCALE_SHIFT) -#define MINSEC 256 /* min interval between updates (s) */ -#define MAXSEC 2048 /* max interval between updates (s) */ -#define NTP_PHASE_LIMIT ((MAXPHASE / NSEC_PER_USEC) << 5) /* beyond max. dispersion */ - -/* * syscall interface - used (mainly by NTP daemon) * to discipline kernel clock oscillator */ @@ -199,9 +163,46 @@ struct timex { #define TIME_BAD TIME_ERROR /* bw compat */ #ifdef __KERNEL__ +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/param.h> + #include <asm/timex.h> /* + * SHIFT_KG and SHIFT_KF establish the damping of the PLL and are chosen + * for a slightly underdamped convergence characteristic. SHIFT_KH + * establishes the damping of the FLL and is chosen by wisdom and black + * art. + * + * MAXTC establishes the maximum time constant of the PLL. With the + * SHIFT_KG and SHIFT_KF values given and a time constant range from + * zero to MAXTC, the PLL will converge in 15 minutes to 16 hours, + * respectively. + */ +#define SHIFT_PLL 4 /* PLL frequency factor (shift) */ +#define SHIFT_FLL 2 /* FLL frequency factor (shift) */ +#define MAXTC 10 /* maximum time constant (shift) */ + +/* + * SHIFT_USEC defines the scaling (shift) of the time_freq and + * time_tolerance variables, which represent the current frequency + * offset and maximum frequency tolerance. + */ +#define SHIFT_USEC 16 /* frequency offset scale (shift) */ +#define PPM_SCALE (NSEC_PER_USEC << (NTP_SCALE_SHIFT - SHIFT_USEC)) +#define PPM_SCALE_INV_SHIFT 19 +#define PPM_SCALE_INV ((1ll << (PPM_SCALE_INV_SHIFT + NTP_SCALE_SHIFT)) / \ + PPM_SCALE + 1) + +#define MAXPHASE 500000000l /* max phase error (ns) */ +#define MAXFREQ 500000 /* max frequency error (ns/s) */ +#define MAXFREQ_SCALED ((s64)MAXFREQ << NTP_SCALE_SHIFT) +#define MINSEC 256 /* min interval between updates (s) */ +#define MAXSEC 2048 /* max interval between updates (s) */ +#define NTP_PHASE_LIMIT ((MAXPHASE / NSEC_PER_USEC) << 5) /* beyond max. dispersion */ + +/* * kernel variables * Note: maximum error = NTP synch distance = dispersion + delay / 2; * estimated error = NTP dispersion. diff --git a/include/linux/types.h b/include/linux/types.h index 1d98330b1f2..121f349cb7e 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -135,19 +135,14 @@ typedef __s64 int64_t; * * Linux always considers sectors to be 512 bytes long independently * of the devices real block size. + * + * blkcnt_t is the type of the inode's block count. */ #ifdef CONFIG_LBD typedef u64 sector_t; -#else -typedef unsigned long sector_t; -#endif - -/* - * The type of the inode's block count. - */ -#ifdef CONFIG_LSF typedef u64 blkcnt_t; #else +typedef unsigned long sector_t; typedef unsigned long blkcnt_t; #endif diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index fec6decfb98..6b58367d145 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -78,7 +78,7 @@ static inline unsigned long __copy_from_user_nocache(void *to, \ set_fs(KERNEL_DS); \ pagefault_disable(); \ - ret = __get_user(retval, (__force typeof(retval) __user *)(addr)); \ + ret = __copy_from_user_inatomic(&(retval), (__force typeof(retval) __user *)(addr), sizeof(retval)); \ pagefault_enable(); \ set_fs(old_fs); \ ret; \ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 4669d7e72e7..1f126e30766 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -293,6 +293,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */ #define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */ #define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */ +#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */ #define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */ #define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */ #define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */ @@ -304,6 +305,8 @@ struct v4l2_pix_format { /* two planes -- one Y, one Cr + Cb interleaved */ #define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */ #define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */ +#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ +#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ /* The following formats are not defined in the V4L2 specification */ #define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */ @@ -1050,7 +1053,7 @@ enum v4l2_mpeg_video_bitrate_mode { #define V4L2_CID_MPEG_VIDEO_MUTE (V4L2_CID_MPEG_BASE+210) #define V4L2_CID_MPEG_VIDEO_MUTE_YUV (V4L2_CID_MPEG_BASE+211) -/* MPEG-class control IDs specific to the CX2584x driver as defined by V4L2 */ +/* MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */ #define V4L2_CID_MPEG_CX2341X_BASE (V4L2_CTRL_CLASS_MPEG | 0x1000) #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE (V4L2_CID_MPEG_CX2341X_BASE+0) enum v4l2_mpeg_cx2341x_video_spatial_filter_mode { @@ -1117,6 +1120,12 @@ enum v4l2_exposure_auto_type { #define V4L2_CID_FOCUS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+11) #define V4L2_CID_FOCUS_AUTO (V4L2_CID_CAMERA_CLASS_BASE+12) +#define V4L2_CID_ZOOM_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+13) +#define V4L2_CID_ZOOM_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+14) +#define V4L2_CID_ZOOM_CONTINUOUS (V4L2_CID_CAMERA_CLASS_BASE+15) + +#define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16) + /* * T U N I N G */ @@ -1369,6 +1378,7 @@ struct v4l2_streamparm { #define V4L2_CHIP_MATCH_HOST 0 /* Match against chip ID on host (0 for the host) */ #define V4L2_CHIP_MATCH_I2C_DRIVER 1 /* Match against I2C driver ID */ #define V4L2_CHIP_MATCH_I2C_ADDR 2 /* Match against I2C 7-bit address */ +#define V4L2_CHIP_MATCH_AC97 3 /* Match against anciliary AC97 chip */ struct v4l2_register { __u32 match_type; /* Match type */ @@ -1458,6 +1468,8 @@ struct v4l2_chip_ident { #define VIDIOC_G_CHIP_IDENT _IOWR('V', 81, struct v4l2_chip_ident) #endif #define VIDIOC_S_HW_FREQ_SEEK _IOW('V', 82, struct v4l2_hw_freq_seek) +/* Reminder: when adding new ioctls please add support for them to + drivers/media/video/v4l2-compat-ioctl32.c as well! */ #ifdef __OLD_VIDIOC_ /* for compatibility, will go away some day */ diff --git a/include/linux/virtio_balloon.h b/include/linux/virtio_balloon.h index c30c7bfbf39..8726ff77763 100644 --- a/include/linux/virtio_balloon.h +++ b/include/linux/virtio_balloon.h @@ -10,6 +10,9 @@ /* The feature bitmap for virtio balloon */ #define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */ +/* Size of a PFN in the balloon interface. */ +#define VIRTIO_BALLOON_PFN_SHIFT 12 + struct virtio_balloon_config { /* Number of pages host wants Guest to give up. */ diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h index 19a0da0dba4..7615ffcdd55 100644 --- a/include/linux/virtio_console.h +++ b/include/linux/virtio_console.h @@ -7,6 +7,17 @@ /* The ID for virtio console */ #define VIRTIO_ID_CONSOLE 3 +/* Feature bits */ +#define VIRTIO_CONSOLE_F_SIZE 0 /* Does host provide console size? */ + +struct virtio_console_config { + /* colums of the screens */ + __u16 cols; + /* rows of the screens */ + __u16 rows; +} __attribute__((packed)); + + #ifdef __KERNEL__ int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int)); #endif /* __KERNEL__ */ diff --git a/include/linux/virtio_pci.h b/include/linux/virtio_pci.h index cdef3574293..cd0fd5d181a 100644 --- a/include/linux/virtio_pci.h +++ b/include/linux/virtio_pci.h @@ -53,4 +53,12 @@ /* Virtio ABI version, this must match exactly */ #define VIRTIO_PCI_ABI_VERSION 0 + +/* How many bits to shift physical queue address written to QUEUE_PFN. + * 12 is historical, and due to x86 page size. */ +#define VIRTIO_PCI_QUEUE_ADDR_SHIFT 12 + +/* The alignment to use between consumer and producer parts of vring. + * x86 pagesize again. */ +#define VIRTIO_PCI_VRING_ALIGN 4096 #endif diff --git a/include/linux/virtio_ring.h b/include/linux/virtio_ring.h index c4a598fb382..71e03722fb5 100644 --- a/include/linux/virtio_ring.h +++ b/include/linux/virtio_ring.h @@ -83,7 +83,7 @@ struct vring { * __u16 avail_idx; * __u16 available[num]; * - * // Padding to the next page boundary. + * // Padding to the next align boundary. * char pad[]; * * // A ring of used descriptor heads with free-running index. @@ -93,19 +93,19 @@ struct vring { * }; */ static inline void vring_init(struct vring *vr, unsigned int num, void *p, - unsigned long pagesize) + unsigned long align) { vr->num = num; vr->desc = p; vr->avail = p + num*sizeof(struct vring_desc); - vr->used = (void *)(((unsigned long)&vr->avail->ring[num] + pagesize-1) - & ~(pagesize - 1)); + vr->used = (void *)(((unsigned long)&vr->avail->ring[num] + align-1) + & ~(align - 1)); } -static inline unsigned vring_size(unsigned int num, unsigned long pagesize) +static inline unsigned vring_size(unsigned int num, unsigned long align) { return ((sizeof(struct vring_desc) * num + sizeof(__u16) * (2 + num) - + pagesize - 1) & ~(pagesize - 1)) + + align - 1) & ~(align - 1)) + sizeof(__u16) * 2 + sizeof(struct vring_used_elem) * num; } @@ -115,6 +115,7 @@ struct virtio_device; struct virtqueue; struct virtqueue *vring_new_virtqueue(unsigned int num, + unsigned int vring_align, struct virtio_device *vdev, void *pages, void (*notify)(struct virtqueue *vq), diff --git a/include/media/i2c-addr.h b/include/media/i2c-addr.h index e7ff44a35ca..5d0f56054d2 100644 --- a/include/media/i2c-addr.h +++ b/include/media/i2c-addr.h @@ -12,8 +12,6 @@ /* bttv address list */ #define I2C_ADDR_TSA5522 0xc2 #define I2C_ADDR_TDA7432 0x8a -#define I2C_ADDR_BT832_ALT1 0x88 -#define I2C_ADDR_BT832_ALT2 0x8a // alternate setting #define I2C_ADDR_TDA8425 0x82 #define I2C_ADDR_TDA9840 0x84 #define I2C_ADDR_TDA9850 0xb6 /* also used by 9855,9873 */ diff --git a/include/media/ir-common.h b/include/media/ir-common.h index 38f2d93c395..5bf2ea00678 100644 --- a/include/media/ir-common.h +++ b/include/media/ir-common.h @@ -157,6 +157,8 @@ extern IR_KEYTAB_TYPE ir_codes_avermedia_a16d[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_encore_enltv_fm53[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_real_audio_220_32_keys[IR_KEYTAB_SIZE]; extern IR_KEYTAB_TYPE ir_codes_msi_tvanywhere_plus[IR_KEYTAB_SIZE]; +extern IR_KEYTAB_TYPE ir_codes_ati_tv_wonder_hd_600[IR_KEYTAB_SIZE]; +extern IR_KEYTAB_TYPE ir_codes_kworld_plus_tv_analog[IR_KEYTAB_SIZE]; #endif /* diff --git a/include/media/ov772x.h b/include/media/ov772x.h new file mode 100644 index 00000000000..e391d55edb9 --- /dev/null +++ b/include/media/ov772x.h @@ -0,0 +1,21 @@ +/* ov772x Camera + * + * Copyright (C) 2008 Renesas Solutions Corp. + * Kuninori Morimoto <morimoto.kuninori@renesas.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __OV772X_H__ +#define __OV772X_H__ + +#include <media/soc_camera.h> + +struct ov772x_camera_info { + unsigned long buswidth; + struct soc_camera_link link; +}; + +#endif /* __OV772X_H__ */ diff --git a/include/media/saa7146_vv.h b/include/media/saa7146_vv.h index 1d104096619..6bbb0d93bb5 100644 --- a/include/media/saa7146_vv.h +++ b/include/media/saa7146_vv.h @@ -216,8 +216,7 @@ void saa7146_set_gpio(struct saa7146_dev *saa, u8 pin, u8 data); extern struct saa7146_use_ops saa7146_video_uops; int saa7146_start_preview(struct saa7146_fh *fh); int saa7146_stop_preview(struct saa7146_fh *fh); -int saa7146_video_do_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, void *arg); +int saa7146_video_do_ioctl(struct file *file, unsigned int cmd, void *arg); /* from saa7146_vbi.c */ extern struct saa7146_use_ops saa7146_vbi_uops; diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index c5de7bb19fd..425b6a98c95 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -12,9 +12,10 @@ #ifndef SOC_CAMERA_H #define SOC_CAMERA_H +#include <linux/mutex.h> +#include <linux/pm.h> #include <linux/videodev2.h> #include <media/videobuf-core.h> -#include <linux/pm.h> struct soc_camera_device { struct list_head list; @@ -36,14 +37,19 @@ struct soc_camera_device { unsigned char iface; /* Host number */ unsigned char devnum; /* Device number per host */ unsigned char buswidth; /* See comment in .c */ + struct soc_camera_sense *sense; /* See comment in struct definition */ struct soc_camera_ops *ops; struct video_device *vdev; const struct soc_camera_data_format *current_fmt; const struct soc_camera_data_format *formats; int num_formats; + struct soc_camera_format_xlate *user_formats; + int num_user_formats; struct module *owner; - /* soc_camera.c private count. Only accessed with video_lock held */ + void *host_priv; /* Per-device host private data */ + /* soc_camera.c private count. Only accessed with .video_lock held */ int use_count; + struct mutex video_lock; /* Protects device data */ }; struct soc_camera_file { @@ -56,7 +62,7 @@ struct soc_camera_host { struct device dev; unsigned char nr; /* Host number */ void *priv; - char *drv_name; + const char *drv_name; struct soc_camera_host_ops *ops; }; @@ -64,25 +70,33 @@ struct soc_camera_host_ops { struct module *owner; int (*add)(struct soc_camera_device *); void (*remove)(struct soc_camera_device *); - int (*suspend)(struct soc_camera_device *, pm_message_t state); + int (*suspend)(struct soc_camera_device *, pm_message_t); int (*resume)(struct soc_camera_device *); - int (*set_fmt_cap)(struct soc_camera_device *, __u32, - struct v4l2_rect *); - int (*try_fmt_cap)(struct soc_camera_device *, struct v4l2_format *); + int (*get_formats)(struct soc_camera_device *, int, + struct soc_camera_format_xlate *); + int (*set_fmt)(struct soc_camera_device *, __u32, struct v4l2_rect *); + int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *); void (*init_videobuf)(struct videobuf_queue *, struct soc_camera_device *); int (*reqbufs)(struct soc_camera_file *, struct v4l2_requestbuffers *); int (*querycap)(struct soc_camera_host *, struct v4l2_capability *); - int (*try_bus_param)(struct soc_camera_device *, __u32); int (*set_bus_param)(struct soc_camera_device *, __u32); unsigned int (*poll)(struct file *, poll_table *); }; +#define SOCAM_SENSOR_INVERT_PCLK (1 << 0) +#define SOCAM_SENSOR_INVERT_MCLK (1 << 1) +#define SOCAM_SENSOR_INVERT_HSYNC (1 << 2) +#define SOCAM_SENSOR_INVERT_VSYNC (1 << 3) +#define SOCAM_SENSOR_INVERT_DATA (1 << 4) + struct soc_camera_link { /* Camera bus id, used to match a camera and a bus */ int bus_id; /* GPIO number to switch between 8 and 10 bit modes */ unsigned int gpio; + /* Per camera SOCAM_SENSOR_* bus flags */ + unsigned long flags; /* Optional callbacks to power on or off and reset the sensor */ int (*power)(struct device *, int); int (*reset)(struct device *); @@ -106,13 +120,35 @@ extern void soc_camera_device_unregister(struct soc_camera_device *icd); extern int soc_camera_video_start(struct soc_camera_device *icd); extern void soc_camera_video_stop(struct soc_camera_device *icd); +extern const struct soc_camera_data_format *soc_camera_format_by_fourcc( + struct soc_camera_device *icd, unsigned int fourcc); +extern const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc( + struct soc_camera_device *icd, unsigned int fourcc); + struct soc_camera_data_format { - char *name; + const char *name; unsigned int depth; __u32 fourcc; enum v4l2_colorspace colorspace; }; +/** + * struct soc_camera_format_xlate - match between host and sensor formats + * @cam_fmt: sensor format provided by the sensor + * @host_fmt: host format after host translation from cam_fmt + * @buswidth: bus width for this format + * + * Host and sensor translation structure. Used in table of host and sensor + * formats matchings in soc_camera_device. A host can override the generic list + * generation by implementing get_formats(), and use it for format checks and + * format setup. + */ +struct soc_camera_format_xlate { + const struct soc_camera_data_format *cam_fmt; + const struct soc_camera_data_format *host_fmt; + unsigned char buswidth; +}; + struct soc_camera_ops { struct module *owner; int (*probe)(struct soc_camera_device *); @@ -123,13 +159,14 @@ struct soc_camera_ops { int (*release)(struct soc_camera_device *); int (*start_capture)(struct soc_camera_device *); int (*stop_capture)(struct soc_camera_device *); - int (*set_fmt_cap)(struct soc_camera_device *, __u32, - struct v4l2_rect *); - int (*try_fmt_cap)(struct soc_camera_device *, struct v4l2_format *); + int (*set_fmt)(struct soc_camera_device *, __u32, struct v4l2_rect *); + int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *); unsigned long (*query_bus_param)(struct soc_camera_device *); int (*set_bus_param)(struct soc_camera_device *, unsigned long); int (*get_chip_id)(struct soc_camera_device *, struct v4l2_chip_ident *); + int (*set_std)(struct soc_camera_device *, v4l2_std_id *); + int (*enum_input)(struct soc_camera_device *, struct v4l2_input *); #ifdef CONFIG_VIDEO_ADV_DEBUG int (*get_register)(struct soc_camera_device *, struct v4l2_register *); int (*set_register)(struct soc_camera_device *, struct v4l2_register *); @@ -140,6 +177,32 @@ struct soc_camera_ops { int num_controls; }; +#define SOCAM_SENSE_PCLK_CHANGED (1 << 0) + +/** + * This struct can be attached to struct soc_camera_device by the host driver + * to request sense from the camera, for example, when calling .set_fmt(). The + * host then can check which flags are set and verify respective values if any. + * For example, if SOCAM_SENSE_PCLK_CHANGED is set, it means, pixclock has + * changed during this operation. After completion the host should detach sense. + * + * @flags ored SOCAM_SENSE_* flags + * @master_clock if the host wants to be informed about pixel-clock + * change, it better set master_clock. + * @pixel_clock_max maximum pixel clock frequency supported by the host, + * camera is not allowed to exceed this. + * @pixel_clock if the camera driver changed pixel clock during this + * operation, it sets SOCAM_SENSE_PCLK_CHANGED, uses + * master_clock to calculate the new pixel-clock and + * sets this field. + */ +struct soc_camera_sense { + unsigned long flags; + unsigned long master_clock; + unsigned long pixel_clock_max; + unsigned long pixel_clock; +}; + static inline struct v4l2_queryctrl const *soc_camera_find_qctrl( struct soc_camera_ops *ops, int id) { @@ -158,15 +221,20 @@ static inline struct v4l2_queryctrl const *soc_camera_find_qctrl( #define SOCAM_HSYNC_ACTIVE_LOW (1 << 3) #define SOCAM_VSYNC_ACTIVE_HIGH (1 << 4) #define SOCAM_VSYNC_ACTIVE_LOW (1 << 5) -#define SOCAM_DATAWIDTH_8 (1 << 6) -#define SOCAM_DATAWIDTH_9 (1 << 7) -#define SOCAM_DATAWIDTH_10 (1 << 8) -#define SOCAM_DATAWIDTH_16 (1 << 9) -#define SOCAM_PCLK_SAMPLE_RISING (1 << 10) -#define SOCAM_PCLK_SAMPLE_FALLING (1 << 11) +#define SOCAM_DATAWIDTH_4 (1 << 6) +#define SOCAM_DATAWIDTH_8 (1 << 7) +#define SOCAM_DATAWIDTH_9 (1 << 8) +#define SOCAM_DATAWIDTH_10 (1 << 9) +#define SOCAM_DATAWIDTH_15 (1 << 10) +#define SOCAM_DATAWIDTH_16 (1 << 11) +#define SOCAM_PCLK_SAMPLE_RISING (1 << 12) +#define SOCAM_PCLK_SAMPLE_FALLING (1 << 13) +#define SOCAM_DATA_ACTIVE_HIGH (1 << 14) +#define SOCAM_DATA_ACTIVE_LOW (1 << 15) -#define SOCAM_DATAWIDTH_MASK (SOCAM_DATAWIDTH_8 | SOCAM_DATAWIDTH_9 | \ - SOCAM_DATAWIDTH_10 | SOCAM_DATAWIDTH_16) +#define SOCAM_DATAWIDTH_MASK (SOCAM_DATAWIDTH_4 | SOCAM_DATAWIDTH_8 | \ + SOCAM_DATAWIDTH_9 | SOCAM_DATAWIDTH_10 | \ + SOCAM_DATAWIDTH_15 | SOCAM_DATAWIDTH_16) static inline unsigned long soc_camera_bus_param_compatible( unsigned long camera_flags, unsigned long bus_flags) @@ -182,4 +250,7 @@ static inline unsigned long soc_camera_bus_param_compatible( return (!hsync || !vsync || !pclk) ? 0 : common_flags; } +extern unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl, + unsigned long flags); + #endif diff --git a/include/media/tvp514x.h b/include/media/tvp514x.h new file mode 100644 index 00000000000..5e7ee968c6d --- /dev/null +++ b/include/media/tvp514x.h @@ -0,0 +1,118 @@ +/* + * drivers/media/video/tvp514x.h + * + * Copyright (C) 2008 Texas Instruments Inc + * Author: Vaibhav Hiremath <hvaibhav@ti.com> + * + * Contributors: + * Sivaraj R <sivaraj@ti.com> + * Brijesh R Jadav <brijesh.j@ti.com> + * Hardik Shah <hardik.shah@ti.com> + * Manjunath Hadli <mrh@ti.com> + * Karicheri Muralidharan <m-karicheri2@ti.com> + * + * This package is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef _TVP514X_H +#define _TVP514X_H + +/* + * Other macros + */ +#define TVP514X_MODULE_NAME "tvp514x" + +#define TVP514X_XCLK_BT656 (27000000) + +/* Number of pixels and number of lines per frame for different standards */ +#define NTSC_NUM_ACTIVE_PIXELS (720) +#define NTSC_NUM_ACTIVE_LINES (480) +#define PAL_NUM_ACTIVE_PIXELS (720) +#define PAL_NUM_ACTIVE_LINES (576) + +/** + * enum tvp514x_input - enum for different decoder input pin + * configuration. + */ +enum tvp514x_input { + /* + * CVBS input selection + */ + INPUT_CVBS_VI1A = 0x0, + INPUT_CVBS_VI1B, + INPUT_CVBS_VI1C, + INPUT_CVBS_VI2A = 0x04, + INPUT_CVBS_VI2B, + INPUT_CVBS_VI2C, + INPUT_CVBS_VI3A = 0x08, + INPUT_CVBS_VI3B, + INPUT_CVBS_VI3C, + INPUT_CVBS_VI4A = 0x0C, + /* + * S-Video input selection + */ + INPUT_SVIDEO_VI2A_VI1A = 0x44, + INPUT_SVIDEO_VI2B_VI1B, + INPUT_SVIDEO_VI2C_VI1C, + INPUT_SVIDEO_VI2A_VI3A = 0x54, + INPUT_SVIDEO_VI2B_VI3B, + INPUT_SVIDEO_VI2C_VI3C, + INPUT_SVIDEO_VI4A_VI1A = 0x4C, + INPUT_SVIDEO_VI4A_VI1B, + INPUT_SVIDEO_VI4A_VI1C, + INPUT_SVIDEO_VI4A_VI3A = 0x5C, + INPUT_SVIDEO_VI4A_VI3B, + INPUT_SVIDEO_VI4A_VI3C, + + /* Need to add entries for + * RGB, YPbPr and SCART. + */ + INPUT_INVALID +}; + +/** + * enum tvp514x_output - enum for output format + * supported. + * + */ +enum tvp514x_output { + OUTPUT_10BIT_422_EMBEDDED_SYNC = 0, + OUTPUT_20BIT_422_SEPERATE_SYNC, + OUTPUT_10BIT_422_SEPERATE_SYNC = 3, + OUTPUT_INVALID +}; + +/** + * struct tvp514x_platform_data - Platform data values and access functions. + * @power_set: Power state access function, zero is off, non-zero is on. + * @ifparm: Interface parameters access function. + * @priv_data_set: Device private data (pointer) access function. + * @clk_polarity: Clock polarity of the current interface. + * @ hs_polarity: HSYNC Polarity configuration for current interface. + * @ vs_polarity: VSYNC Polarity configuration for current interface. + */ +struct tvp514x_platform_data { + char *master; + int (*power_set) (enum v4l2_power on); + int (*ifparm) (struct v4l2_ifparm *p); + int (*priv_data_set) (void *); + /* Interface control params */ + bool clk_polarity; + bool hs_polarity; + bool vs_polarity; +}; + + +#endif /* ifndef _TVP514X_H */ diff --git a/include/media/tw9910.h b/include/media/tw9910.h new file mode 100644 index 00000000000..73231e7880d --- /dev/null +++ b/include/media/tw9910.h @@ -0,0 +1,39 @@ +/* + * tw9910 Driver header + * + * Copyright (C) 2008 Renesas Solutions Corp. + * Kuninori Morimoto <morimoto.kuninori@renesas.com> + * + * Based on ov772x.h + * + * Copyright (C) Kuninori Morimoto <morimoto.kuninori@renesas.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __TW9910_H__ +#define __TW9910_H__ + +#include <media/soc_camera.h> + +enum tw9910_mpout_pin { + TW9910_MPO_VLOSS, + TW9910_MPO_HLOCK, + TW9910_MPO_SLOCK, + TW9910_MPO_VLOCK, + TW9910_MPO_MONO, + TW9910_MPO_DET50, + TW9910_MPO_FIELD, + TW9910_MPO_RTCO, +}; + +struct tw9910_video_info { + unsigned long buswidth; + enum tw9910_mpout_pin mpout; + struct soc_camera_link link; +}; + + +#endif /* __TW9910_H__ */ diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h index d73a8e9028a..43dbb659f1f 100644 --- a/include/media/v4l2-chip-ident.h +++ b/include/media/v4l2-chip-ident.h @@ -60,6 +60,8 @@ enum { /* OmniVision sensors: reserved range 250-299 */ V4L2_IDENT_OV7670 = 250, + V4L2_IDENT_OV7720 = 251, + V4L2_IDENT_OV7725 = 252, /* Conexant MPEG encoder/decoders: reserved range 410-420 */ V4L2_IDENT_CX23415 = 415, @@ -69,6 +71,9 @@ enum { /* module vp27smpx: just ident 2700 */ V4L2_IDENT_VP27SMPX = 2700, + /* module tvp5150 */ + V4L2_IDENT_TVP5150 = 5150, + /* module cs5345: just ident 5345 */ V4L2_IDENT_CS5345 = 5345, @@ -82,6 +87,9 @@ enum { /* module wm8775: just ident 8775 */ V4L2_IDENT_WM8775 = 8775, + /* module tw9910: just ident 9910 */ + V4L2_IDENT_TW9910 = 9910, + /* module cs53132a: just ident 53132 */ V4L2_IDENT_CS53l32A = 53132, @@ -166,8 +174,10 @@ enum { V4L2_IDENT_MT9M001C12ST = 45000, V4L2_IDENT_MT9M001C12STM = 45005, V4L2_IDENT_MT9M111 = 45007, + V4L2_IDENT_MT9M112 = 45008, V4L2_IDENT_MT9V022IX7ATC = 45010, /* No way to detect "normal" I77ATx */ V4L2_IDENT_MT9V022IX7ATM = 45015, /* and "lead free" IA7ATx chips */ + V4L2_IDENT_MT9T031 = 45020, }; #endif diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 2f8719abf5c..f99c866d8c3 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -57,6 +57,29 @@ /* ------------------------------------------------------------------------- */ +/* These printk constructs can be used with v4l2_device and v4l2_subdev */ +#define v4l2_printk(level, dev, fmt, arg...) \ + printk(level "%s: " fmt, (dev)->name , ## arg) + +#define v4l2_err(dev, fmt, arg...) \ + v4l2_printk(KERN_ERR, dev, fmt , ## arg) + +#define v4l2_warn(dev, fmt, arg...) \ + v4l2_printk(KERN_WARNING, dev, fmt , ## arg) + +#define v4l2_info(dev, fmt, arg...) \ + v4l2_printk(KERN_INFO, dev, fmt , ## arg) + +/* These three macros assume that the debug level is set with a module + parameter called 'debug'. */ +#define v4l2_dbg(level, debug, dev, fmt, arg...) \ + do { \ + if (debug >= (level)) \ + v4l2_printk(KERN_DEBUG, dev, fmt , ## arg); \ + } while (0) + +/* ------------------------------------------------------------------------- */ + /* Priority helper functions */ struct v4l2_prio_state { @@ -104,11 +127,29 @@ struct i2c_driver; struct i2c_adapter; struct i2c_client; struct i2c_device_id; +struct v4l2_device; +struct v4l2_subdev; +struct v4l2_subdev_ops; int v4l2_i2c_attach(struct i2c_adapter *adapter, int address, struct i2c_driver *driver, const char *name, int (*probe)(struct i2c_client *, const struct i2c_device_id *)); +/* Load an i2c module and return an initialized v4l2_subdev struct. + Only call request_module if module_name != NULL. + The client_type argument is the name of the chip that's on the adapter. */ +struct v4l2_subdev *v4l2_i2c_new_subdev(struct i2c_adapter *adapter, + const char *module_name, const char *client_type, u8 addr); +/* Probe and load an i2c module and return an initialized v4l2_subdev struct. + Only call request_module if module_name != NULL. + The client_type argument is the name of the chip that's on the adapter. */ +struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct i2c_adapter *adapter, + const char *module_name, const char *client_type, + const unsigned short *addrs); +/* Initialize an v4l2_subdev with data from an i2c_client struct */ +void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, + const struct v4l2_subdev_ops *ops); + /* ------------------------------------------------------------------------- */ /* Internal ioctls */ diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index a0a6b41c5e0..0a88d1d17d3 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -25,6 +25,12 @@ #define VFL_TYPE_MAX 4 struct v4l2_ioctl_callbacks; +struct v4l2_device; + +/* Flag to mark the video_device struct as unregistered. + Drivers can set this flag if they want to block all future + device access. It is set by video_unregister_device. */ +#define V4L2_FL_UNREGISTERED (0) /* * Newer version of video_device, handled by videodev2.c @@ -39,15 +45,20 @@ struct video_device /* sysfs */ struct device dev; /* v4l device */ - struct cdev cdev; /* character device */ - void (*cdev_release)(struct kobject *kobj); + struct cdev *cdev; /* character device */ + + /* Set either parent or v4l2_dev if your driver uses v4l2_device */ struct device *parent; /* device parent */ + struct v4l2_device *v4l2_dev; /* v4l2_device parent */ /* device info */ char name[32]; int vfl_type; + /* 'minor' is set to -1 if the registration failed */ int minor; u16 num; + /* use bitops to set/clear/test flags */ + unsigned long flags; /* attribute to differentiate multiple indices on one physical device */ int index; @@ -58,7 +69,7 @@ struct video_device v4l2_std_id current_norm; /* Current tvnorm */ /* callbacks */ - void (*release)(struct video_device *vfd); + void (*release)(struct video_device *vdev); /* ioctl callbacks */ const struct v4l2_ioctl_ops *ioctl_ops; @@ -67,36 +78,41 @@ struct video_device /* dev to video-device */ #define to_video_device(cd) container_of(cd, struct video_device, dev) -/* Register and unregister devices. Note that if video_register_device fails, +/* Register video devices. Note that if video_register_device fails, the release() callback of the video_device structure is *not* called, so the caller is responsible for freeing any data. Usually that means that - you call video_device_release() on failure. */ -int __must_check video_register_device(struct video_device *vfd, int type, int nr); -int __must_check video_register_device_index(struct video_device *vfd, + you call video_device_release() on failure. + + Also note that vdev->minor is set to -1 if the registration failed. */ +int __must_check video_register_device(struct video_device *vdev, int type, int nr); +int __must_check video_register_device_index(struct video_device *vdev, int type, int nr, int index); -void video_unregister_device(struct video_device *vfd); + +/* Unregister video devices. Will do nothing if vdev == NULL or + vdev->minor < 0. */ +void video_unregister_device(struct video_device *vdev); /* helper functions to alloc/release struct video_device, the latter can also be used for video_device->release(). */ struct video_device * __must_check video_device_alloc(void); -/* this release function frees the vfd pointer */ -void video_device_release(struct video_device *vfd); +/* this release function frees the vdev pointer */ +void video_device_release(struct video_device *vdev); /* this release function does nothing, use when the video_device is a static global struct. Note that having a static video_device is a dubious construction at best. */ -void video_device_release_empty(struct video_device *vfd); +void video_device_release_empty(struct video_device *vdev); /* helper functions to access driver private data. */ -static inline void *video_get_drvdata(struct video_device *dev) +static inline void *video_get_drvdata(struct video_device *vdev) { - return dev_get_drvdata(&dev->dev); + return dev_get_drvdata(&vdev->dev); } -static inline void video_set_drvdata(struct video_device *dev, void *data) +static inline void video_set_drvdata(struct video_device *vdev, void *data) { - dev_set_drvdata(&dev->dev, data); + dev_set_drvdata(&vdev->dev, data); } struct video_device *video_devdata(struct file *file); @@ -108,4 +124,9 @@ static inline void *video_drvdata(struct file *file) return video_get_drvdata(video_devdata(file)); } +static inline int video_is_unregistered(struct video_device *vdev) +{ + return test_bit(V4L2_FL_UNREGISTERED, &vdev->flags); +} + #endif /* _V4L2_DEV_H */ diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h new file mode 100644 index 00000000000..97b283a0428 --- /dev/null +++ b/include/media/v4l2-device.h @@ -0,0 +1,109 @@ +/* + V4L2 device support header. + + Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _V4L2_DEVICE_H +#define _V4L2_DEVICE_H + +#include <media/v4l2-subdev.h> + +/* Each instance of a V4L2 device should create the v4l2_device struct, + either stand-alone or embedded in a larger struct. + + It allows easy access to sub-devices (see v4l2-subdev.h) and provides + basic V4L2 device-level support. + */ + +#define V4L2_DEVICE_NAME_SIZE (BUS_ID_SIZE + 16) + +struct v4l2_device { + /* dev->driver_data points to this struct */ + struct device *dev; + /* used to keep track of the registered subdevs */ + struct list_head subdevs; + /* lock this struct; can be used by the driver as well if this + struct is embedded into a larger struct. */ + spinlock_t lock; + /* unique device name, by default the driver name + bus ID */ + char name[V4L2_DEVICE_NAME_SIZE]; +}; + +/* Initialize v4l2_dev and make dev->driver_data point to v4l2_dev */ +int __must_check v4l2_device_register(struct device *dev, struct v4l2_device *v4l2_dev); +/* Set v4l2_dev->dev->driver_data to NULL and unregister all sub-devices */ +void v4l2_device_unregister(struct v4l2_device *v4l2_dev); + +/* Register a subdev with a v4l2 device. While registered the subdev module + is marked as in-use. An error is returned if the module is no longer + loaded when you attempt to register it. */ +int __must_check v4l2_device_register_subdev(struct v4l2_device *dev, struct v4l2_subdev *sd); +/* Unregister a subdev with a v4l2 device. Can also be called if the subdev + wasn't registered. In that case it will do nothing. */ +void v4l2_device_unregister_subdev(struct v4l2_subdev *sd); + +/* Iterate over all subdevs. */ +#define v4l2_device_for_each_subdev(sd, dev) \ + list_for_each_entry(sd, &(dev)->subdevs, list) + +/* Call the specified callback for all subdevs matching the condition. + Ignore any errors. Note that you cannot add or delete a subdev + while walking the subdevs list. */ +#define __v4l2_device_call_subdevs(dev, cond, o, f, args...) \ + do { \ + struct v4l2_subdev *sd; \ + \ + list_for_each_entry(sd, &(dev)->subdevs, list) \ + if ((cond) && sd->ops->o && sd->ops->o->f) \ + sd->ops->o->f(sd , ##args); \ + } while (0) + +/* Call the specified callback for all subdevs matching the condition. + If the callback returns an error other than 0 or -ENOIOCTLCMD, then + return with that error code. Note that you cannot add or delete a + subdev while walking the subdevs list. */ +#define __v4l2_device_call_subdevs_until_err(dev, cond, o, f, args...) \ +({ \ + struct v4l2_subdev *sd; \ + int err = 0; \ + \ + list_for_each_entry(sd, &(dev)->subdevs, list) { \ + if ((cond) && sd->ops->o && sd->ops->o->f) \ + err = sd->ops->o->f(sd , ##args); \ + if (err && err != -ENOIOCTLCMD) \ + break; \ + } \ + (err == -ENOIOCTLCMD) ? 0 : err; \ +}) + +/* Call the specified callback for all subdevs matching grp_id (if 0, then + match them all). Ignore any errors. Note that you cannot add or delete + a subdev while walking the subdevs list. */ +#define v4l2_device_call_all(dev, grp_id, o, f, args...) \ + __v4l2_device_call_subdevs(dev, \ + !(grp_id) || sd->grp_id == (grp_id), o, f , ##args) + +/* Call the specified callback for all subdevs matching grp_id (if 0, then + match them all). If the callback returns an error other than 0 or + -ENOIOCTLCMD, then return with that error code. Note that you cannot + add or delete a subdev while walking the subdevs list. */ +#define v4l2_device_call_until_err(dev, grp_id, o, f, args...) \ + __v4l2_device_call_subdevs_until_err(dev, \ + !(grp_id) || sd->grp_id == (grp_id), o, f , ##args) + +#endif diff --git a/include/media/v4l2-int-device.h b/include/media/v4l2-int-device.h index 9c2df41dbf9..ecda3c72583 100644 --- a/include/media/v4l2-int-device.h +++ b/include/media/v4l2-int-device.h @@ -183,6 +183,9 @@ enum v4l2_int_ioctl_num { vidioc_int_s_crop_num, vidioc_int_g_parm_num, vidioc_int_s_parm_num, + vidioc_int_querystd_num, + vidioc_int_s_std_num, + vidioc_int_s_video_routing_num, /* * @@ -284,6 +287,9 @@ V4L2_INT_WRAPPER_1(g_crop, struct v4l2_crop, *); V4L2_INT_WRAPPER_1(s_crop, struct v4l2_crop, *); V4L2_INT_WRAPPER_1(g_parm, struct v4l2_streamparm, *); V4L2_INT_WRAPPER_1(s_parm, struct v4l2_streamparm, *); +V4L2_INT_WRAPPER_1(querystd, v4l2_std_id, *); +V4L2_INT_WRAPPER_1(s_std, v4l2_std_id, *); +V4L2_INT_WRAPPER_1(s_video_routing, struct v4l2_routing, *); V4L2_INT_WRAPPER_0(dev_init); V4L2_INT_WRAPPER_0(dev_exit); diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index e6ba25b3d7c..fcdb58c4ce0 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -232,6 +232,12 @@ struct v4l2_ioctl_ops { int (*vidioc_g_chip_ident) (struct file *file, void *fh, struct v4l2_chip_ident *chip); + int (*vidioc_enum_framesizes) (struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize); + + int (*vidioc_enum_frameintervals) (struct file *file, void *fh, + struct v4l2_frmivalenum *fival); + /* For other private ioctls */ int (*vidioc_default) (struct file *file, void *fh, int cmd, void *arg); @@ -285,15 +291,13 @@ extern long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg); /* Include support for obsoleted stuff */ -extern int video_usercopy(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg, - int (*func)(struct inode *inode, struct file *file, - unsigned int cmd, void *arg)); +extern int video_usercopy(struct file *file, unsigned int cmd, + unsigned long arg, v4l2_kioctl func); /* Standard handlers for V4L ioctl's */ /* This prototype is used on fops.unlocked_ioctl */ -extern int __video_ioctl2(struct file *file, +extern long __video_ioctl2(struct file *file, unsigned int cmd, unsigned long arg); /* This prototype is used on fops.ioctl diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h new file mode 100644 index 00000000000..ceef016bb0b --- /dev/null +++ b/include/media/v4l2-subdev.h @@ -0,0 +1,189 @@ +/* + V4L2 sub-device support header. + + Copyright (C) 2008 Hans Verkuil <hverkuil@xs4all.nl> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _V4L2_SUBDEV_H +#define _V4L2_SUBDEV_H + +#include <media/v4l2-common.h> + +struct v4l2_device; +struct v4l2_subdev; +struct tuner_setup; + +/* Sub-devices are devices that are connected somehow to the main bridge + device. These devices are usually audio/video muxers/encoders/decoders or + sensors and webcam controllers. + + Usually these devices are controlled through an i2c bus, but other busses + may also be used. + + The v4l2_subdev struct provides a way of accessing these devices in a + generic manner. Most operations that these sub-devices support fall in + a few categories: core ops, audio ops, video ops and tuner ops. + + More categories can be added if needed, although this should remain a + limited set (no more than approx. 8 categories). + + Each category has its own set of ops that subdev drivers can implement. + + A subdev driver can leave the pointer to the category ops NULL if + it does not implement them (e.g. an audio subdev will generally not + implement the video category ops). The exception is the core category: + this must always be present. + + These ops are all used internally so it is no problem to change, remove + or add ops or move ops from one to another category. Currently these + ops are based on the original ioctls, but since ops are not limited to + one argument there is room for improvement here once all i2c subdev + drivers are converted to use these ops. + */ + +/* Core ops: it is highly recommended to implement at least these ops: + + g_chip_ident + log_status + g_register + s_register + + This provides basic debugging support. + + The ioctl ops is meant for generic ioctl-like commands. Depending on + the use-case it might be better to use subdev-specific ops (currently + not yet implemented) since ops provide proper type-checking. + */ +struct v4l2_subdev_core_ops { + int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_chip_ident *chip); + int (*log_status)(struct v4l2_subdev *sd); + int (*init)(struct v4l2_subdev *sd, u32 val); + int (*s_standby)(struct v4l2_subdev *sd, u32 standby); + int (*reset)(struct v4l2_subdev *sd, u32 val); + int (*s_gpio)(struct v4l2_subdev *sd, u32 val); + int (*queryctrl)(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc); + int (*g_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl); + int (*s_ctrl)(struct v4l2_subdev *sd, struct v4l2_control *ctrl); + int (*querymenu)(struct v4l2_subdev *sd, struct v4l2_querymenu *qm); + int (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg); +#ifdef CONFIG_VIDEO_ADV_DEBUG + int (*g_register)(struct v4l2_subdev *sd, struct v4l2_register *reg); + int (*s_register)(struct v4l2_subdev *sd, struct v4l2_register *reg); +#endif +}; + +struct v4l2_subdev_tuner_ops { + int (*s_mode)(struct v4l2_subdev *sd, enum v4l2_tuner_type); + int (*s_radio)(struct v4l2_subdev *sd); + int (*s_frequency)(struct v4l2_subdev *sd, struct v4l2_frequency *freq); + int (*g_frequency)(struct v4l2_subdev *sd, struct v4l2_frequency *freq); + int (*g_tuner)(struct v4l2_subdev *sd, struct v4l2_tuner *vt); + int (*s_tuner)(struct v4l2_subdev *sd, struct v4l2_tuner *vt); + int (*s_std)(struct v4l2_subdev *sd, v4l2_std_id norm); + int (*s_type_addr)(struct v4l2_subdev *sd, struct tuner_setup *type); + int (*s_config)(struct v4l2_subdev *sd, const struct v4l2_priv_tun_config *config); +}; + +struct v4l2_subdev_audio_ops { + int (*s_clock_freq)(struct v4l2_subdev *sd, u32 freq); + int (*s_i2s_clock_freq)(struct v4l2_subdev *sd, u32 freq); + int (*s_routing)(struct v4l2_subdev *sd, const struct v4l2_routing *route); +}; + +struct v4l2_subdev_video_ops { + int (*s_routing)(struct v4l2_subdev *sd, const struct v4l2_routing *route); + int (*s_crystal_freq)(struct v4l2_subdev *sd, struct v4l2_crystal_freq *freq); + int (*decode_vbi_line)(struct v4l2_subdev *sd, struct v4l2_decode_vbi_line *vbi_line); + int (*s_vbi_data)(struct v4l2_subdev *sd, const struct v4l2_sliced_vbi_data *vbi_data); + int (*g_vbi_data)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_data *vbi_data); + int (*g_sliced_vbi_cap)(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_cap *cap); + int (*s_std_output)(struct v4l2_subdev *sd, v4l2_std_id std); + int (*s_stream)(struct v4l2_subdev *sd, int enable); + int (*s_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt); + int (*g_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt); +}; + +struct v4l2_subdev_ops { + const struct v4l2_subdev_core_ops *core; + const struct v4l2_subdev_tuner_ops *tuner; + const struct v4l2_subdev_audio_ops *audio; + const struct v4l2_subdev_video_ops *video; +}; + +#define V4L2_SUBDEV_NAME_SIZE 32 + +/* Each instance of a subdev driver should create this struct, either + stand-alone or embedded in a larger struct. + */ +struct v4l2_subdev { + struct list_head list; + struct module *owner; + struct v4l2_device *dev; + const struct v4l2_subdev_ops *ops; + /* name must be unique */ + char name[V4L2_SUBDEV_NAME_SIZE]; + /* can be used to group similar subdevs, value is driver-specific */ + u32 grp_id; + /* pointer to private data */ + void *priv; +}; + +static inline void v4l2_set_subdevdata(struct v4l2_subdev *sd, void *p) +{ + sd->priv = p; +} + +static inline void *v4l2_get_subdevdata(const struct v4l2_subdev *sd) +{ + return sd->priv; +} + +/* Convert an ioctl-type command to the proper v4l2_subdev_ops function call. + This is used by subdev modules that can be called by both old-style ioctl + commands and through the v4l2_subdev_ops. + + The ioctl API of the subdev driver can call this function to call the + right ops based on the ioctl cmd and arg. + + Once all subdev drivers have been converted and all drivers no longer + use the ioctl interface, then this function can be removed. + */ +int v4l2_subdev_command(struct v4l2_subdev *sd, unsigned cmd, void *arg); + +static inline void v4l2_subdev_init(struct v4l2_subdev *sd, + const struct v4l2_subdev_ops *ops) +{ + INIT_LIST_HEAD(&sd->list); + /* ops->core MUST be set */ + BUG_ON(!ops || !ops->core); + sd->ops = ops; + sd->dev = NULL; + sd->name[0] = '\0'; + sd->grp_id = 0; + sd->priv = NULL; +} + +/* Call an ops of a v4l2_subdev, doing the right checks against + NULL pointers. + + Example: err = v4l2_subdev_call(sd, core, g_chip_ident, &chip); + */ +#define v4l2_subdev_call(sd, o, f, args...) \ + (!(sd) ? -ENODEV : (((sd) && (sd)->ops->o && (sd)->ops->o->f) ? \ + (sd)->ops->o->f((sd) , ##args) : -ENOIOCTLCMD)) + +#endif |