diff options
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_dma.h | 23 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_ilt.c | 42 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_ilt.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_main.c | 76 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_phy.c | 187 | ||||
| -rw-r--r-- | drivers/net/wireless/bcm43xx/bcm43xx_radio.c | 20 |
6 files changed, 167 insertions, 187 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h index cab8e2ba4c7..c07e34689be 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h @@ -9,27 +9,10 @@ /* DMA-Interrupt reasons. */ -/*TODO: add the missing ones. */ -#define BCM43xx_DMAIRQ_ERR0 (1 << 10) -#define BCM43xx_DMAIRQ_ERR1 (1 << 11) -#define BCM43xx_DMAIRQ_ERR2 (1 << 12) -#define BCM43xx_DMAIRQ_ERR3 (1 << 13) -#define BCM43xx_DMAIRQ_ERR4 (1 << 14) -#define BCM43xx_DMAIRQ_ERR5 (1 << 15) +#define BCM43xx_DMAIRQ_FATALMASK ((1 << 10) | (1 << 11) | (1 << 12) \ + | (1 << 14) | (1 << 15)) +#define BCM43xx_DMAIRQ_NONFATALMASK (1 << 13) #define BCM43xx_DMAIRQ_RX_DONE (1 << 16) -/* helpers */ -#define BCM43xx_DMAIRQ_ANYERR (BCM43xx_DMAIRQ_ERR0 | \ - BCM43xx_DMAIRQ_ERR1 | \ - BCM43xx_DMAIRQ_ERR2 | \ - BCM43xx_DMAIRQ_ERR3 | \ - BCM43xx_DMAIRQ_ERR4 | \ - BCM43xx_DMAIRQ_ERR5) -#define BCM43xx_DMAIRQ_FATALERR (BCM43xx_DMAIRQ_ERR0 | \ - BCM43xx_DMAIRQ_ERR1 | \ - BCM43xx_DMAIRQ_ERR2 | \ - BCM43xx_DMAIRQ_ERR4 | \ - BCM43xx_DMAIRQ_ERR5) -#define BCM43xx_DMAIRQ_NONFATALERR BCM43xx_DMAIRQ_ERR3 /* DMA controller register offsets. (relative to BCM43xx_DMA#_BASE) */ #define BCM43xx_DMA_TX_CONTROL 0x00 diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c index 22587e0e1a0..865ed5c3361 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.c @@ -312,20 +312,22 @@ const u16 bcm43xx_ilt_sigmasqr2[BCM43xx_ILT_SIGMASQR_SIZE] = { /**** Helper functions to access the device Internal Lookup Tables ****/ -void bcm43xx_ilt_write16(struct bcm43xx_private *bcm, u16 offset, u16 val) +void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val) { - if ( bcm->current_core->phy->type == BCM43xx_PHYTYPE_A ) { + if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A) { bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset); + mmiowb(); bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, val); } else { bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_CTRL, offset); + mmiowb(); bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_DATA1, val); } } -u16 bcm43xx_ilt_read16(struct bcm43xx_private *bcm, u16 offset) +u16 bcm43xx_ilt_read(struct bcm43xx_private *bcm, u16 offset) { - if ( bcm->current_core->phy->type == BCM43xx_PHYTYPE_A ) { + if (bcm->current_core->phy->type == BCM43xx_PHYTYPE_A) { bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset); return bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_A_DATA1); } else { @@ -333,35 +335,3 @@ u16 bcm43xx_ilt_read16(struct bcm43xx_private *bcm, u16 offset) return bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_G_DATA1); } } - -void bcm43xx_ilt_write32(struct bcm43xx_private *bcm, u16 offset, u32 val) -{ - if ( bcm->current_core->phy->type == BCM43xx_PHYTYPE_A ) { - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset); - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA2, (u16)(val >> 16)); - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, (u16)(val & 0x0000FFFF)); - } else { - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_CTRL, offset); - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_DATA2, (u16)(val >> 16)); - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_DATA1, (u16)(val & 0x0000FFFF)); - } -} - -u32 bcm43xx_ilt_read32(struct bcm43xx_private *bcm, u16 offset) -{ - u32 ret; - - if ( bcm->current_core->phy->type == BCM43xx_PHYTYPE_A ) { - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, offset); - ret = bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_A_DATA2); - ret <<= 16; - ret |= bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_A_DATA1); - } else { - bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_G_CTRL, offset); - ret = bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_G_DATA2); - ret <<= 16; - ret |= bcm43xx_phy_read(bcm, BCM43xx_PHY_ILT_G_DATA1); - } - - return ret; -} diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.h b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.h index d92527fd83e..464521abf73 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_ilt.h +++ b/drivers/net/wireless/bcm43xx/bcm43xx_ilt.h @@ -26,9 +26,7 @@ extern const u16 bcm43xx_ilt_sigmasqr1[BCM43xx_ILT_SIGMASQR_SIZE]; extern const u16 bcm43xx_ilt_sigmasqr2[BCM43xx_ILT_SIGMASQR_SIZE]; -void bcm43xx_ilt_write16(struct bcm43xx_private *bcm, u16 offset, u16 val); -u16 bcm43xx_ilt_read16(struct bcm43xx_private *bcm, u16 offset); -void bcm43xx_ilt_write32(struct bcm43xx_private *bcm, u16 offset, u32 val); -u32 bcm43xx_ilt_read32(struct bcm43xx_private *bcm, u16 offset); +void bcm43xx_ilt_write(struct bcm43xx_private *bcm, u16 offset, u16 val); +u16 bcm43xx_ilt_read(struct bcm43xx_private *bcm, u16 offset); #endif /* BCM43xx_ILT_H_ */ diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c index f3cef345c8f..a563258cad3 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c @@ -155,6 +155,7 @@ static void bcm43xx_ram_write(struct bcm43xx_private *bcm, u16 offset, u32 val) val = swab32(val); bcm43xx_write32(bcm, BCM43xx_MMIO_RAM_CONTROL, offset); + mmiowb(); bcm43xx_write32(bcm, BCM43xx_MMIO_RAM_DATA, val); } @@ -225,9 +226,12 @@ void bcm43xx_shm_write32(struct bcm43xx_private *bcm, if (offset & 0x0003) { /* Unaligned access */ bcm43xx_shm_control_word(bcm, routing, offset >> 2); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED, (value >> 16) & 0xffff); + mmiowb(); bcm43xx_shm_control_word(bcm, routing, (offset >> 2) + 1); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA, value & 0xffff); return; @@ -235,6 +239,7 @@ void bcm43xx_shm_write32(struct bcm43xx_private *bcm, offset >>= 2; } bcm43xx_shm_control_word(bcm, routing, offset); + mmiowb(); bcm43xx_write32(bcm, BCM43xx_MMIO_SHM_DATA, value); } @@ -246,6 +251,7 @@ void bcm43xx_shm_write16(struct bcm43xx_private *bcm, if (offset & 0x0003) { /* Unaligned access */ bcm43xx_shm_control_word(bcm, routing, offset >> 2); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA_UNALIGNED, value); return; @@ -253,6 +259,7 @@ void bcm43xx_shm_write16(struct bcm43xx_private *bcm, offset >>= 2; } bcm43xx_shm_control_word(bcm, routing, offset); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_SHM_DATA, value); } @@ -311,6 +318,7 @@ void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf) status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); status |= BCM43xx_SBF_TIME_UPDATE; bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status); + mmiowb(); /* Be careful with the in-progress timer. * First zero out the low register, so we have a full @@ -320,9 +328,10 @@ void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf) u32 lo = (tsf & 0x00000000FFFFFFFFULL); u32 hi = (tsf & 0xFFFFFFFF00000000ULL) >> 32; - barrier(); bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_LOW, 0); + mmiowb(); bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_HIGH, hi); + mmiowb(); bcm43xx_write32(bcm, BCM43xx_MMIO_REV3PLUS_TSF_LOW, lo); } else { u16 v0 = (tsf & 0x000000000000FFFFULL); @@ -330,11 +339,14 @@ void bcm43xx_tsf_write(struct bcm43xx_private *bcm, u64 tsf) u16 v2 = (tsf & 0x0000FFFF00000000ULL) >> 32; u16 v3 = (tsf & 0xFFFF000000000000ULL) >> 48; - barrier(); bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_0, 0); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_3, v3); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_2, v2); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_1, v1); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_TSF_0, v0); } @@ -974,6 +986,7 @@ static void bcm43xx_geo_init(struct bcm43xx_private *bcm) void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm) { struct bcm43xx_phyinfo *phy = bcm->current_core->phy; + struct bcm43xx_radioinfo *radio = bcm->current_core->radio; unsigned int i, max_loop; u16 value = 0; u32 buffer[5] = { @@ -984,6 +997,13 @@ void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm) 0x00000000, }; +/* FIXME: It seems like a dummy_transmission corrupts the DMA engines, + * once they are initialized. So avoid doing a dummy_transmission, + * if the DMA engines are running. + */ +if (bcm->initialized) +return; + switch (phy->type) { case BCM43xx_PHYTYPE_A: max_loop = 0x1E; @@ -1015,24 +1035,28 @@ void bcm43xx_dummy_transmission(struct bcm43xx_private *bcm) bcm43xx_write16(bcm, 0x0500, 0x0000); bcm43xx_write16(bcm, 0x0502, 0x0030); + if (radio->version == 0x2050 && radio->revision <= 0x5) + bcm43xx_radio_write16(bcm, 0x0051, 0x0017); for (i = 0x00; i < max_loop; i++) { value = bcm43xx_read16(bcm, 0x050E); - if ((value & 0x0080) != 0) + if (value & 0x0080) break; udelay(10); } for (i = 0x00; i < 0x0A; i++) { value = bcm43xx_read16(bcm, 0x050E); - if ((value & 0x0400) != 0) + if (value & 0x0400) break; udelay(10); } for (i = 0x00; i < 0x0A; i++) { value = bcm43xx_read16(bcm, 0x0690); - if ((value & 0x0100) == 0) + if (!(value & 0x0100)) break; udelay(10); } + if (radio->version == 0x2050 && radio->revision <= 0x5) + bcm43xx_radio_write16(bcm, 0x0051, 0x0037); } static void key_write(struct bcm43xx_private *bcm, @@ -1646,22 +1670,6 @@ static void handle_irq_beacon(struct bcm43xx_private *bcm) } } -/* Debug helper for irq bottom-half to print all reason registers. */ -#define bcmirq_print_reasons(description) \ - do { \ - dprintkl(KERN_ERR PFX description "\n" \ - KERN_ERR PFX " Generic Reason: 0x%08x\n" \ - KERN_ERR PFX " DMA reasons: 0x%08x, 0x%08x, 0x%08x, 0x%08x\n" \ - KERN_ERR PFX " DMA TX status: 0x%08x, 0x%08x, 0x%08x, 0x%08x\n", \ - reason, \ - dma_reason[0], dma_reason[1], \ - dma_reason[2], dma_reason[3], \ - bcm43xx_read32(bcm, BCM43xx_MMIO_DMA1_BASE + BCM43xx_DMA_TX_STATUS), \ - bcm43xx_read32(bcm, BCM43xx_MMIO_DMA2_BASE + BCM43xx_DMA_TX_STATUS), \ - bcm43xx_read32(bcm, BCM43xx_MMIO_DMA3_BASE + BCM43xx_DMA_TX_STATUS), \ - bcm43xx_read32(bcm, BCM43xx_MMIO_DMA4_BASE + BCM43xx_DMA_TX_STATUS)); \ - } while (0) - /* Interrupt handler bottom-half */ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm) { @@ -1690,9 +1698,30 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm) * on DMA or PIO queues. * Maybe we get this in other error conditions, too. */ - bcmirq_print_reasons("XMIT ERROR"); + printkl(KERN_ERR PFX "FATAL ERROR: BCM43xx_IRQ_XMIT_ERROR\n"); bcmirq_handled(BCM43xx_IRQ_XMIT_ERROR); } + if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_FATALMASK) | + (dma_reason[1] & BCM43xx_DMAIRQ_FATALMASK) | + (dma_reason[2] & BCM43xx_DMAIRQ_FATALMASK) | + (dma_reason[3] & BCM43xx_DMAIRQ_FATALMASK))) { + printkl(KERN_ERR PFX "FATAL ERROR: Fatal DMA error: " + "0x%08X, 0x%08X, 0x%08X, 0x%08X\n", + dma_reason[0], dma_reason[1], + dma_reason[2], dma_reason[3]); + bcm43xx_controller_restart(bcm, "DMA error"); + bcm43xx_unlock_mmio(bcm, flags); + return; + } + if (unlikely((dma_reason[0] & BCM43xx_DMAIRQ_NONFATALMASK) | + (dma_reason[1] & BCM43xx_DMAIRQ_NONFATALMASK) | + (dma_reason[2] & BCM43xx_DMAIRQ_NONFATALMASK) | + (dma_reason[3] & BCM43xx_DMAIRQ_NONFATALMASK))) { + printkl(KERN_ERR PFX "DMA error: " + "0x%08X, 0x%08X, 0x%08X, 0x%08X\n", + dma_reason[0], dma_reason[1], + dma_reason[2], dma_reason[3]); + } if (reason & BCM43xx_IRQ_PS) { handle_irq_ps(bcm); @@ -1780,8 +1809,6 @@ static void bcm43xx_interrupt_tasklet(struct bcm43xx_private *bcm) bcm43xx_unlock_mmio(bcm, flags); } -#undef bcmirq_print_reasons - static void bcm43xx_interrupt_ack(struct bcm43xx_private *bcm, u32 reason, u32 mask) { @@ -3875,6 +3902,7 @@ failure: void bcm43xx_controller_restart(struct bcm43xx_private *bcm, const char *reason) { bcm43xx_interrupt_disable(bcm, BCM43xx_IRQ_ALL); + bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* dummy read */ printk(KERN_ERR PFX "Controller RESET (%s) ...\n", reason); INIT_WORK(&bcm->restart_work, bcm43xx_chip_reset, bcm); schedule_work(&bcm->restart_work); diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c index d3c2fc1df37..dbbef6ccd15 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c @@ -126,6 +126,7 @@ u16 bcm43xx_phy_read(struct bcm43xx_private *bcm, u16 offset) void bcm43xx_phy_write(struct bcm43xx_private *bcm, u16 offset, u16 val) { bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_CONTROL, offset); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_DATA, val); } @@ -255,16 +256,16 @@ static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm) if (phy->rev == 1) offset = 0x4C00; - bcm43xx_ilt_write16(bcm, offset, 0x00FE); - bcm43xx_ilt_write16(bcm, offset + 1, 0x000D); - bcm43xx_ilt_write16(bcm, offset + 2, 0x0013); - bcm43xx_ilt_write16(bcm, offset + 3, 0x0019); + bcm43xx_ilt_write(bcm, offset, 0x00FE); + bcm43xx_ilt_write(bcm, offset + 1, 0x000D); + bcm43xx_ilt_write(bcm, offset + 2, 0x0013); + bcm43xx_ilt_write(bcm, offset + 3, 0x0019); if (phy->rev == 1) { - bcm43xx_ilt_write16(bcm, 0x1800, 0x2710); - bcm43xx_ilt_write16(bcm, 0x1801, 0x9B83); - bcm43xx_ilt_write16(bcm, 0x1802, 0x9B83); - bcm43xx_ilt_write16(bcm, 0x1803, 0x0F8D); + bcm43xx_ilt_write(bcm, 0x1800, 0x2710); + bcm43xx_ilt_write(bcm, 0x1801, 0x9B83); + bcm43xx_ilt_write(bcm, 0x1802, 0x9B83); + bcm43xx_ilt_write(bcm, 0x1803, 0x0F8D); bcm43xx_phy_write(bcm, 0x0455, 0x0004); } @@ -317,10 +318,10 @@ static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x048D, 0x0002); } - bcm43xx_ilt_write16(bcm, offset + 0x0800, 0); - bcm43xx_ilt_write16(bcm, offset + 0x0801, 7); - bcm43xx_ilt_write16(bcm, offset + 0x0802, 16); - bcm43xx_ilt_write16(bcm, offset + 0x0803, 28); + bcm43xx_ilt_write(bcm, offset + 0x0800, 0); + bcm43xx_ilt_write(bcm, offset + 0x0801, 7); + bcm43xx_ilt_write(bcm, offset + 0x0802, 16); + bcm43xx_ilt_write(bcm, offset + 0x0803, 28); } static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm) @@ -337,11 +338,11 @@ static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x0427, 0x001A); for (i = 0; i < BCM43xx_ILT_FINEFREQG_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x5800 + i, bcm43xx_ilt_finefreqg[i]); + bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqg[i]); for (i = 0; i < BCM43xx_ILT_NOISEG1_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1800 + i, bcm43xx_ilt_noiseg1[i]); + bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg1[i]); for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]); + bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]); } else { /* nrssi values are signed 6-bit values. Not sure why we write 0x7654 here... */ bcm43xx_nrssi_hw_write(bcm, 0xBA98, (s16)0x7654); @@ -357,36 +358,36 @@ static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x042B, bcm43xx_phy_read(bcm, 0x042B) | 0x800); for (i = 0; i < 64; i++) - bcm43xx_ilt_write16(bcm, 0x4000 + i, i); + bcm43xx_ilt_write(bcm, 0x4000 + i, i); for (i = 0; i < BCM43xx_ILT_NOISEG2_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1800 + i, bcm43xx_ilt_noiseg2[i]); + bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg2[i]); } if (phy->rev <= 2) for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg1[i]); + bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg1[i]); else if ((phy->rev == 7) && (bcm43xx_phy_read(bcm, 0x0449) & 0x0200)) for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg3[i]); + bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg3[i]); else for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg2[i]); + bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg2[i]); if (phy->rev == 2) for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]); + bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]); else if ((phy->rev > 2) && (phy->rev <= 7)) for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr2[i]); + bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr2[i]); if (phy->rev == 1) { for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]); + bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]); for (i = 0; i < 4; i++) { - bcm43xx_ilt_write16(bcm, 0x5404 + i, 0x0020); - bcm43xx_ilt_write16(bcm, 0x5408 + i, 0x0020); - bcm43xx_ilt_write16(bcm, 0x540C + i, 0x0020); - bcm43xx_ilt_write16(bcm, 0x5410 + i, 0x0020); + bcm43xx_ilt_write(bcm, 0x5404 + i, 0x0020); + bcm43xx_ilt_write(bcm, 0x5408 + i, 0x0020); + bcm43xx_ilt_write(bcm, 0x540C + i, 0x0020); + bcm43xx_ilt_write(bcm, 0x5410 + i, 0x0020); } bcm43xx_phy_agcsetup(bcm); @@ -395,24 +396,24 @@ static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm) (bcm->board_revision == 0x0017)) return; - bcm43xx_ilt_write16(bcm, 0x5001, 0x0002); - bcm43xx_ilt_write16(bcm, 0x5002, 0x0001); + bcm43xx_ilt_write(bcm, 0x5001, 0x0002); + bcm43xx_ilt_write(bcm, 0x5002, 0x0001); } else { for (i = 0; i <= 0x2F; i++) - bcm43xx_ilt_write16(bcm, 0x1000 + i, 0x0820); + bcm43xx_ilt_write(bcm, 0x1000 + i, 0x0820); bcm43xx_phy_agcsetup(bcm); bcm43xx_phy_read(bcm, 0x0400); /* dummy read */ bcm43xx_phy_write(bcm, 0x0403, 0x1000); - bcm43xx_ilt_write16(bcm, 0x3C02, 0x000F); - bcm43xx_ilt_write16(bcm, 0x3C03, 0x0014); + bcm43xx_ilt_write(bcm, 0x3C02, 0x000F); + bcm43xx_ilt_write(bcm, 0x3C03, 0x0014); if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) && (bcm->board_type == 0x0416) && (bcm->board_revision == 0x0017)) return; - bcm43xx_ilt_write16(bcm, 0x0401, 0x0002); - bcm43xx_ilt_write16(bcm, 0x0402, 0x0001); + bcm43xx_ilt_write(bcm, 0x0401, 0x0002); + bcm43xx_ilt_write(bcm, 0x0402, 0x0001); } } @@ -456,11 +457,11 @@ static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x0035, 0x03FF); bcm43xx_phy_write(bcm, 0x0036, 0x0400); - bcm43xx_ilt_write16(bcm, 0x3807, 0x0051); + bcm43xx_ilt_write(bcm, 0x3807, 0x0051); bcm43xx_phy_write(bcm, 0x001C, 0x0FF9); bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F); - bcm43xx_ilt_write16(bcm, 0x3C0C, 0x07BF); + bcm43xx_ilt_write(bcm, 0x3C0C, 0x07BF); bcm43xx_radio_write16(bcm, 0x0002, 0x07BF); bcm43xx_phy_write(bcm, 0x0024, 0x4680); @@ -472,47 +473,47 @@ static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x002B, bcm43xx_phy_read(bcm, 0x002B) & 0xFBFF); bcm43xx_phy_write(bcm, 0x008E, 0x58C1); - bcm43xx_ilt_write16(bcm, 0x0803, 0x000F); - bcm43xx_ilt_write16(bcm, 0x0804, 0x001F); - bcm43xx_ilt_write16(bcm, 0x0805, 0x002A); - bcm43xx_ilt_write16(bcm, 0x0805, 0x0030); - bcm43xx_ilt_write16(bcm, 0x0807, 0x003A); + bcm43xx_ilt_write(bcm, 0x0803, 0x000F); + bcm43xx_ilt_write(bcm, 0x0804, 0x001F); + bcm43xx_ilt_write(bcm, 0x0805, 0x002A); + bcm43xx_ilt_write(bcm, 0x0805, 0x0030); + bcm43xx_ilt_write(bcm, 0x0807, 0x003A); - bcm43xx_ilt_write16(bcm, 0x0000, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0001, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0002, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0003, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0004, 0x0015); - bcm43xx_ilt_write16(bcm, 0x0005, 0x0015); - bcm43xx_ilt_write16(bcm, 0x0006, 0x0019); + bcm43xx_ilt_write(bcm, 0x0000, 0x0013); + bcm43xx_ilt_write(bcm, 0x0001, 0x0013); + bcm43xx_ilt_write(bcm, 0x0002, 0x0013); + bcm43xx_ilt_write(bcm, 0x0003, 0x0013); + bcm43xx_ilt_write(bcm, 0x0004, 0x0015); + bcm43xx_ilt_write(bcm, 0x0005, 0x0015); + bcm43xx_ilt_write(bcm, 0x0006, 0x0019); - bcm43xx_ilt_write16(bcm, 0x0404, 0x0003); - bcm43xx_ilt_write16(bcm, 0x0405, 0x0003); - bcm43xx_ilt_write16(bcm, 0x0406, 0x0007); + bcm43xx_ilt_write(bcm, 0x0404, 0x0003); + bcm43xx_ilt_write(bcm, 0x0405, 0x0003); + bcm43xx_ilt_write(bcm, 0x0406, 0x0007); for (i = 0; i < 16; i++) - bcm43xx_ilt_write16(bcm, 0x4000 + i, (0x8 + i) & 0x000F); + bcm43xx_ilt_write(bcm, 0x4000 + i, (0x8 + i) & 0x000F); - bcm43xx_ilt_write16(bcm, 0x3003, 0x1044); - bcm43xx_ilt_write16(bcm, 0x3004, 0x7201); - bcm43xx_ilt_write16(bcm, 0x3006, 0x0040); - bcm43xx_ilt_write16(bcm, 0x3001, (bcm43xx_ilt_read16(bcm, 0x3001) & 0x0010) | 0x0008); + bcm43xx_ilt_write(bcm, 0x3003, 0x1044); + bcm43xx_ilt_write(bcm, 0x3004, 0x7201); + bcm43xx_ilt_write(bcm, 0x3006, 0x0040); + bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008); for (i = 0; i < BCM43xx_ILT_FINEFREQA_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x5800 + i, bcm43xx_ilt_finefreqa[i]); + bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqa[i]); for (i = 0; i < BCM43xx_ILT_NOISEA2_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1800 + i, bcm43xx_ilt_noisea2[i]); + bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea2[i]); for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]); + bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]); bcm43xx_phy_init_noisescaletbl(bcm); for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]); + bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]); break; case 3: for (i = 0; i < 64; i++) - bcm43xx_ilt_write16(bcm, 0x4000 + i, i); + bcm43xx_ilt_write(bcm, 0x4000 + i, i); - bcm43xx_ilt_write16(bcm, 0x3807, 0x0051); + bcm43xx_ilt_write(bcm, 0x3807, 0x0051); bcm43xx_phy_write(bcm, 0x001C, 0x0FF9); bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F); @@ -524,35 +525,35 @@ static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm) bcm43xx_phy_write(bcm, 0x001F, 0x1C00); bcm43xx_phy_write(bcm, 0x002A, (bcm43xx_phy_read(bcm, 0x002A) & 0x00FF) | 0x0400); - bcm43xx_ilt_write16(bcm, 0x3001, (bcm43xx_ilt_read16(bcm, 0x3001) & 0x0010) | 0x0008); + bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008); for (i = 0; i < BCM43xx_ILT_NOISEA3_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x1800 + i, bcm43xx_ilt_noisea3[i]); + bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea3[i]); bcm43xx_phy_init_noisescaletbl(bcm); for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++) - bcm43xx_ilt_write16(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]); + bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]); bcm43xx_phy_write(bcm, 0x0003, 0x1808); - bcm43xx_ilt_write16(bcm, 0x0803, 0x000F); - bcm43xx_ilt_write16(bcm, 0x0804, 0x001F); - bcm43xx_ilt_write16(bcm, 0x0805, 0x002A); - bcm43xx_ilt_write16(bcm, 0x0805, 0x0030); - bcm43xx_ilt_write16(bcm, 0x0807, 0x003A); - - bcm43xx_ilt_write16(bcm, 0x0000, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0001, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0002, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0003, 0x0013); - bcm43xx_ilt_write16(bcm, 0x0004, 0x0015); - bcm43xx_ilt_write16(bcm, 0x0005, 0x0015); - bcm43xx_ilt_write16(bcm, 0x0006, 0x0019); - - bcm43xx_ilt_write16(bcm, 0x0404, 0x0003); - bcm43xx_ilt_write16(bcm, 0x0405, 0x0003); - bcm43xx_ilt_write16(bcm, 0x0406, 0x0007); - - bcm43xx_ilt_write16(bcm, 0x3C02, 0x000F); - bcm43xx_ilt_write16(bcm, 0x3C03, 0x0014); + bcm43xx_ilt_write(bcm, 0x0803, 0x000F); + bcm43xx_ilt_write(bcm, 0x0804, 0x001F); + bcm43xx_ilt_write(bcm, 0x0805, 0x002A); + bcm43xx_ilt_write(bcm, 0x0805, 0x0030); + bcm43xx_ilt_write(bcm, 0x0807, 0x003A); + + bcm43xx_ilt_write(bcm, 0x0000, 0x0013); + bcm43xx_ilt_write(bcm, 0x0001, 0x0013); + bcm43xx_ilt_write(bcm, 0x0002, 0x0013); + bcm43xx_ilt_write(bcm, 0x0003, 0x0013); + bcm43xx_ilt_write(bcm, 0x0004, 0x0015); + bcm43xx_ilt_write(bcm, 0x0005, 0x0015); + bcm43xx_ilt_write(bcm, 0x0006, 0x0019); + + bcm43xx_ilt_write(bcm, 0x0404, 0x0003); + bcm43xx_ilt_write(bcm, 0x0405, 0x0003); + bcm43xx_ilt_write(bcm, 0x0406, 0x0007); + + bcm43xx_ilt_write(bcm, 0x3C02, 0x000F); + bcm43xx_ilt_write(bcm, 0x3C03, 0x0014); break; default: assert(0); @@ -598,19 +599,19 @@ static void bcm43xx_phy_inita(struct bcm43xx_private *bcm) bcm43xx_radio_write16(bcm, 0x0019, 0x0000); bcm43xx_radio_write16(bcm, 0x0017, 0x0020); - tval = bcm43xx_ilt_read16(bcm, 0x3001); + tval = bcm43xx_ilt_read(bcm, 0x3001); if (phy->rev == 1) { - bcm43xx_ilt_write16(bcm, 0x3001, - (bcm43xx_ilt_read16(bcm, 0x3001) & 0xFF87) - | 0x0058); + bcm43xx_ilt_write(bcm, 0x3001, + (bcm43xx_ilt_read(bcm, 0x3001) & 0xFF87) + | 0x0058); } else { - bcm43xx_ilt_write16(bcm, 0x3001, - (bcm43xx_ilt_read16(bcm, 0x3001) & 0xFFC3) - | 0x002C); + bcm43xx_ilt_write(bcm, 0x3001, + (bcm43xx_ilt_read(bcm, 0x3001) & 0xFFC3) + | 0x002C); } bcm43xx_dummy_transmission(bcm); phy->savedpctlreg = bcm43xx_phy_read(bcm, BCM43xx_PHY_A_PCTL); - bcm43xx_ilt_write16(bcm, 0x3001, tval); + bcm43xx_ilt_write(bcm, 0x3001, tval); bcm43xx_radio_set_txpower_a(bcm, 0x0018); } diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_radio.c b/drivers/net/wireless/bcm43xx/bcm43xx_radio.c index 3901aa99466..4d3b0e85876 100644 --- a/drivers/net/wireless/bcm43xx/bcm43xx_radio.c +++ b/drivers/net/wireless/bcm43xx/bcm43xx_radio.c @@ -97,6 +97,7 @@ void bcm43xx_radio_lock(struct bcm43xx_private *bcm) status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); status |= BCM43xx_SBF_RADIOREG_LOCK; bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status); + mmiowb(); udelay(10); } @@ -108,6 +109,7 @@ void bcm43xx_radio_unlock(struct bcm43xx_private *bcm) status = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); status &= ~BCM43xx_SBF_RADIOREG_LOCK; bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, status); + mmiowb(); } u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset) @@ -142,6 +144,7 @@ u16 bcm43xx_radio_read16(struct bcm43xx_private *bcm, u16 offset) void bcm43xx_radio_write16(struct bcm43xx_private *bcm, u16 offset, u16 val) { bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_CONTROL, offset); + mmiowb(); bcm43xx_write16(bcm, BCM43xx_MMIO_RADIO_DATA_LOW, val); } @@ -161,10 +164,10 @@ static void bcm43xx_set_all_gains(struct bcm43xx_private *bcm, } for (i = 0; i < 4; i++) - bcm43xx_ilt_write16(bcm, offset + i, first); + bcm43xx_ilt_write(bcm, offset + i, first); for (i = start; i < end; i++) - bcm43xx_ilt_write16(bcm, offset + i, second); + bcm43xx_ilt_write(bcm, offset + i, second); if (third != -1) { tmp = ((u16)third << 14) | ((u16)third << 6); @@ -196,11 +199,11 @@ static void bcm43xx_set_original_gains(struct bcm43xx_private *bcm) tmp |= (i & 0x0001) << 1; tmp |= (i & 0x0002) >> 1; - bcm43xx_ilt_write16(bcm, offset + i, tmp); + bcm43xx_ilt_write(bcm, offset + i, tmp); } for (i = start; i < end; i++) - bcm43xx_ilt_write16(bcm, offset + i, i - start); + bcm43xx_ilt_write(bcm, offset + i, i - start); bcm43xx_phy_write(bcm, 0x04A0, (bcm43xx_phy_read(bcm, 0x04A0) & 0xBFBF) | 0x4040); @@ -316,6 +319,7 @@ u8 bcm43xx_radio_aci_scan(struct bcm43xx_private *bcm) void bcm43xx_nrssi_hw_write(struct bcm43xx_private *bcm, u16 offset, s16 val) { bcm43xx_phy_write(bcm, BCM43xx_PHY_NRSSILT_CTRL, offset); + mmiowb(); bcm43xx_phy_write(bcm, BCM43xx_PHY_NRSSILT_DATA, (u16)val); } @@ -612,10 +616,6 @@ void bcm43xx_calc_nrssi_slope(struct bcm43xx_private *bcm) } break; case BCM43xx_PHYTYPE_G: -//FIXME: Something is broken here. This is called when enabling WLAN interfmode. -// If this is done at runtime, I get an XMIT ERROR and transmission is -// broken. I guess some important register is overwritten by accident. -// The XMIT ERROR comes from the dummy_transmissions in set_gains. if (radio->revision >= 9) return; if (radio->revision == 8) @@ -1641,14 +1641,14 @@ void bcm43xx_radio_set_txpower_a(struct bcm43xx_private *bcm, u16 txpower) base &= 0x000F; bcm43xx_phy_write(bcm, 0x0017, base | 0x0020); - ilt = bcm43xx_ilt_read16(bcm, 0x3001); + ilt = bcm43xx_ilt_read(bcm, 0x3001); ilt &= 0x0007; dac = bcm43xx_get_txgain_dac(txpower); dac <<= 3; dac |= ilt; - bcm43xx_ilt_write16(bcm, 0x3001, dac); + bcm43xx_ilt_write(bcm, 0x3001, dac); bcm->current_core->radio->txpower[0] = txpower; |