From 45b3947c2de5841d691f1d27d30419b9fae2d86c Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 12 May 2008 11:55:10 +0800 Subject: [Blackfin] arch: Blackfin checksum annotations FSVOtest in this case, since I don't have the hardware... However, all changes seen by gcc are actually - explicit cast to unsigned short in return expression of functions returning unsigned short - csum_fold() return type changed from unsigned int to __sum16 (unsigned short), same as for all other architecture and as net/* expects; expression actually returned is ((~(sum << 16)) >> 16) with sum being unsigned 32bit, so it's (a) going to fit into the range of unsigned short and (b) had been unsigned all along, so no sign expansion mess happened. Tested-by: Bryan Wu Signed-off-by: Al Viro Signed-off-by: David Miller Signed-off-by: Bryan Wu --- include/asm-blackfin/checksum.h | 29 ++++++++++++++--------------- 1 file changed, 14 insertions(+), 15 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/checksum.h b/include/asm-blackfin/checksum.h index 2638f2586d2..6f6af2b8e9e 100644 --- a/include/asm-blackfin/checksum.h +++ b/include/asm-blackfin/checksum.h @@ -15,7 +15,7 @@ * * it's best to have buff aligned on a 32-bit boundary */ -unsigned int csum_partial(const unsigned char *buff, int len, unsigned int sum); +__wsum csum_partial(const void *buff, int len, __wsum sum); /* * the same as csum_partial, but copies from src while it @@ -25,8 +25,8 @@ unsigned int csum_partial(const unsigned char *buff, int len, unsigned int sum); * better 64-bit) boundary */ -unsigned int csum_partial_copy(const unsigned char *src, unsigned char *dst, - int len, int sum); +__wsum csum_partial_copy(const void *src, void *dst, + int len, __wsum sum); /* * the same as csum_partial_copy, but copies from user space. @@ -35,20 +35,19 @@ unsigned int csum_partial_copy(const unsigned char *src, unsigned char *dst, * better 64-bit) boundary */ -extern unsigned int csum_partial_copy_from_user(const unsigned char *src, - unsigned char *dst, int len, - int sum, int *csum_err); +extern __wsum csum_partial_copy_from_user(const void __user *src, void *dst, + int len, __wsum sum, int *csum_err); #define csum_partial_copy_nocheck(src, dst, len, sum) \ csum_partial_copy((src), (dst), (len), (sum)) -unsigned short ip_fast_csum(unsigned char *iph, unsigned int ihl); +__sum16 ip_fast_csum(unsigned char *iph, unsigned int ihl); /* * Fold a partial checksum */ -static inline unsigned int csum_fold(unsigned int sum) +static inline __sum16 csum_fold(__wsum sum) { while (sum >> 16) sum = (sum & 0xffff) + (sum >> 16); @@ -60,9 +59,9 @@ static inline unsigned int csum_fold(unsigned int sum) * returns a 16-bit checksum, already complemented */ -static inline unsigned int -csum_tcpudp_nofold(unsigned long saddr, unsigned long daddr, unsigned short len, - unsigned short proto, unsigned int sum) +static inline __wsum +csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len, + unsigned short proto, __wsum sum) { __asm__ ("%0 = %0 + %1;\n\t" @@ -84,9 +83,9 @@ csum_tcpudp_nofold(unsigned long saddr, unsigned long daddr, unsigned short len, return (sum); } -static inline unsigned short int -csum_tcpudp_magic(unsigned long saddr, unsigned long daddr, unsigned short len, - unsigned short proto, unsigned int sum) +static inline __sum16 +csum_tcpudp_magic(__be32 saddr, __be32 daddr, unsigned short len, + unsigned short proto, __wsum sum) { return csum_fold(csum_tcpudp_nofold(saddr, daddr, len, proto, sum)); } @@ -96,6 +95,6 @@ csum_tcpudp_magic(unsigned long saddr, unsigned long daddr, unsigned short len, * in icmp.c */ -extern unsigned short ip_compute_csum(const unsigned char *buff, int len); +extern __sum16 ip_compute_csum(const void *buff, int len); #endif /* _BFIN_CHECKSUM_H */ -- cgit v1.2.3 From 92322da9b568a5ddc3ab872491bdc0f1b47ef904 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Sat, 17 May 2008 15:59:11 +0800 Subject: Blackfin arch: Sync channel defines with struct dma_register dma_io_base_addr. Otherwise we use the wrong DMA channels. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- include/asm-blackfin/mach-bf561/dma.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/mach-bf561/dma.h b/include/asm-blackfin/mach-bf561/dma.h index 21d982003e7..8bc46cd89a0 100644 --- a/include/asm-blackfin/mach-bf561/dma.h +++ b/include/asm-blackfin/mach-bf561/dma.h @@ -25,11 +25,11 @@ #define CH_MEM_STREAM1_SRC 27 /* RX */ #define CH_MEM_STREAM2_DEST 28 #define CH_MEM_STREAM2_SRC 29 -#define CH_MEM_STREAM3_SRC 30 -#define CH_MEM_STREAM3_DEST 31 +#define CH_MEM_STREAM3_DEST 30 +#define CH_MEM_STREAM3_SRC 31 #define CH_IMEM_STREAM0_DEST 32 #define CH_IMEM_STREAM0_SRC 33 -#define CH_IMEM_STREAM1_SRC 34 -#define CH_IMEM_STREAM1_DEST 35 +#define CH_IMEM_STREAM1_DEST 34 +#define CH_IMEM_STREAM1_SRC 35 #endif -- cgit v1.2.3 From 803a8d2acbf220aeb27f0a98dacb36d4af3d6559 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Sat, 17 May 2008 16:01:51 +0800 Subject: Blackfin arch: Add workaround to read edge triggered GPIOs Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- include/asm-blackfin/gpio.h | 1 - 1 file changed, 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/gpio.h b/include/asm-blackfin/gpio.h index 27ff532a806..ff95e9d8834 100644 --- a/include/asm-blackfin/gpio.h +++ b/include/asm-blackfin/gpio.h @@ -437,7 +437,6 @@ void gpio_set_value(unsigned gpio, int arg); int gpio_get_value(unsigned gpio); #ifndef BF548_FAMILY -#define gpio_get_value(gpio) get_gpio_data(gpio) #define gpio_set_value(gpio, value) set_gpio_data(gpio, value) #endif -- cgit v1.2.3 From 86ad79321cbacdc4deebcde81849d19e26dd18e2 Mon Sep 17 00:00:00 2001 From: Cliff Cai Date: Sat, 17 May 2008 16:36:52 +0800 Subject: Blackfin arch: enable a choice to provide 4M DMA memory support two cascaded AD73322 cards, more uncached DMA memory is needed, so add a choice to provide 4M DMA memory Signed-off-by: Cliff Cai Signed-off-by: Bryan Wu --- include/asm-blackfin/bfin-global.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-blackfin/bfin-global.h b/include/asm-blackfin/bfin-global.h index 716df7c8592..a9248d88367 100644 --- a/include/asm-blackfin/bfin-global.h +++ b/include/asm-blackfin/bfin-global.h @@ -37,7 +37,9 @@ #include #include -#if defined(CONFIG_DMA_UNCACHED_2M) +#if defined(CONFIG_DMA_UNCACHED_4M) +# define DMA_UNCACHED_REGION (4 * 1024 * 1024) +#elif defined(CONFIG_DMA_UNCACHED_2M) # define DMA_UNCACHED_REGION (2 * 1024 * 1024) #elif defined(CONFIG_DMA_UNCACHED_1M) # define DMA_UNCACHED_REGION (1024 * 1024) -- cgit v1.2.3 From 59069676383c6446f50555e04aed7f51d5de695e Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Sat, 17 May 2008 16:38:52 +0800 Subject: Blackfin arch: IO Port functions to read/write unalligned memory Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu --- include/asm-blackfin/io.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include') diff --git a/include/asm-blackfin/io.h b/include/asm-blackfin/io.h index 574fe56989d..cbbf7ffdbbf 100644 --- a/include/asm-blackfin/io.h +++ b/include/asm-blackfin/io.h @@ -117,10 +117,12 @@ static inline unsigned int readl(const volatile void __iomem *addr) extern void outsb(unsigned long port, const void *addr, unsigned long count); extern void outsw(unsigned long port, const void *addr, unsigned long count); +extern void outsw_8(unsigned long port, const void *addr, unsigned long count); extern void outsl(unsigned long port, const void *addr, unsigned long count); extern void insb(unsigned long port, void *addr, unsigned long count); extern void insw(unsigned long port, void *addr, unsigned long count); +extern void insw_8(unsigned long port, void *addr, unsigned long count); extern void insl(unsigned long port, void *addr, unsigned long count); extern void insl_16(unsigned long port, void *addr, unsigned long count); -- cgit v1.2.3 From 7e291434eb128d7b4217dde6e0543f4342dd51fa Mon Sep 17 00:00:00 2001 From: Bryan Wu Date: Mon, 19 May 2008 14:56:42 +0800 Subject: Blackfin arch: Fix bug - USB fails to build for BF524/BF526 BF524 is the same as BF525, except the speed of the processor BF526 is the same as BF527, except the speed of the processor Signed-off-by: Bryan Wu --- include/asm-blackfin/mach-bf527/blackfin.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'include') diff --git a/include/asm-blackfin/mach-bf527/blackfin.h b/include/asm-blackfin/mach-bf527/blackfin.h index 2891727b617..297821e2d79 100644 --- a/include/asm-blackfin/mach-bf527/blackfin.h +++ b/include/asm-blackfin/mach-bf527/blackfin.h @@ -39,22 +39,22 @@ #include "defBF522.h" #include "anomaly.h" -#if defined(CONFIG_BF527) +#if defined(CONFIG_BF527) || defined(CONFIG_BF526) #include "defBF527.h" #endif -#if defined(CONFIG_BF525) +#if defined(CONFIG_BF525) || defined(CONFIG_BF524) #include "defBF525.h" #endif #if !defined(__ASSEMBLY__) #include "cdefBF522.h" -#if defined(CONFIG_BF527) +#if defined(CONFIG_BF527) || defined(CONFIG_BF526) #include "cdefBF527.h" #endif -#if defined(CONFIG_BF525) +#if defined(CONFIG_BF525) || defined(CONFIG_BF524) #include "cdefBF525.h" #endif #endif -- cgit v1.2.3 From eedd306b51274fb64c00924b5ead679153fca78d Mon Sep 17 00:00:00 2001 From: Javier Herrero Date: Sat, 17 May 2008 18:21:57 +0800 Subject: Blackfin serial driver: add extra IRQ flag for 8250 serial driver Signed-off-by: Javier Herrero Signed-off-by: Bryan Wu --- include/asm-blackfin/serial.h | 5 +++++ 1 file changed, 5 insertions(+) create mode 100644 include/asm-blackfin/serial.h (limited to 'include') diff --git a/include/asm-blackfin/serial.h b/include/asm-blackfin/serial.h new file mode 100644 index 00000000000..994dd869558 --- /dev/null +++ b/include/asm-blackfin/serial.h @@ -0,0 +1,5 @@ +/* + * include/asm-blackfin/serial.h + */ + +#define SERIAL_EXTRA_IRQ_FLAGS IRQF_TRIGGER_HIGH -- cgit v1.2.3