diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/Kconfig | 2 | ||||
| -rw-r--r-- | arch/blackfin/include/asm/uaccess.h | 9 | ||||
| -rw-r--r-- | arch/blackfin/kernel/ftrace-entry.S | 4 | ||||
| -rw-r--r-- | arch/blackfin/kernel/ftrace.c | 2 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/boards/cm_bf561.c | 3 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/boards/ezkit.c | 3 | ||||
| -rw-r--r-- | arch/blackfin/mach-bf561/coreb.c | 13 |
7 files changed, 14 insertions, 22 deletions
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 28c63fea786d..3c1bd640042a 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -26,7 +26,7 @@ config BLACKFIN select HAVE_OPROFILE select HAVE_PERF_EVENTS select ARCH_HAVE_CUSTOM_GPIO_H - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select HAVE_UID16 select HAVE_UNDERSCORE_SYMBOL_PREFIX select VIRT_TO_BUS diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h index 12f5d6851bbc..0a2a70096d8b 100644 --- a/arch/blackfin/include/asm/uaccess.h +++ b/arch/blackfin/include/asm/uaccess.h @@ -171,11 +171,12 @@ static inline int bad_user_access_length(void) static inline unsigned long __must_check copy_from_user(void *to, const void __user *from, unsigned long n) { - if (access_ok(VERIFY_READ, from, n)) + if (likely(access_ok(VERIFY_READ, from, n))) { memcpy(to, (const void __force *)from, n); - else - return n; - return 0; + return 0; + } + memset(to, 0, n); + return n; } static inline unsigned long __must_check diff --git a/arch/blackfin/kernel/ftrace-entry.S b/arch/blackfin/kernel/ftrace-entry.S index 28d059540424..3b8bdcbb7da3 100644 --- a/arch/blackfin/kernel/ftrace-entry.S +++ b/arch/blackfin/kernel/ftrace-entry.S @@ -169,7 +169,7 @@ ENTRY(_ftrace_graph_caller) r0 = sp; /* unsigned long *parent */ r1 = [sp]; /* unsigned long self_addr */ # endif -# ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST +# ifdef HAVE_FUNCTION_GRAPH_FP_TEST r2 = fp; /* unsigned long frame_pointer */ # endif r0 += 16; /* skip the 4 local regs on stack */ @@ -190,7 +190,7 @@ ENTRY(_return_to_handler) [--sp] = r1; /* get original return address */ -# ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST +# ifdef HAVE_FUNCTION_GRAPH_FP_TEST r0 = fp; /* Blackfin is sane, so omit this */ # endif call _ftrace_return_to_handler; diff --git a/arch/blackfin/kernel/ftrace.c b/arch/blackfin/kernel/ftrace.c index 095de0fa044d..8dad7589b843 100644 --- a/arch/blackfin/kernel/ftrace.c +++ b/arch/blackfin/kernel/ftrace.c @@ -107,7 +107,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr, return; if (ftrace_push_return_trace(*parent, self_addr, &trace.depth, - frame_pointer) == -EBUSY) + frame_pointer, NULL) == -EBUSY) return; trace.func = self_addr; diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c index c6db52ba3a06..10c57771822d 100644 --- a/arch/blackfin/mach-bf561/boards/cm_bf561.c +++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c @@ -146,7 +146,8 @@ static struct platform_device hitachi_fb_device = { #include <linux/smc91x.h> static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c index f35525b55819..57d1c43726d9 100644 --- a/arch/blackfin/mach-bf561/boards/ezkit.c +++ b/arch/blackfin/mach-bf561/boards/ezkit.c @@ -134,7 +134,8 @@ static struct platform_device net2272_bfin_device = { #include <linux/smc91x.h> static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, .leda = RPC_LED_100_10, .ledb = RPC_LED_TX_RX, }; diff --git a/arch/blackfin/mach-bf561/coreb.c b/arch/blackfin/mach-bf561/coreb.c index 78ecb50bafc8..8a2543c654b3 100644 --- a/arch/blackfin/mach-bf561/coreb.c +++ b/arch/blackfin/mach-bf561/coreb.c @@ -59,18 +59,7 @@ static struct miscdevice coreb_dev = { .name = "coreb", .fops = &coreb_fops, }; - -static int __init bf561_coreb_init(void) -{ - return misc_register(&coreb_dev); -} -module_init(bf561_coreb_init); - -static void __exit bf561_coreb_exit(void) -{ - misc_deregister(&coreb_dev); -} -module_exit(bf561_coreb_exit); +module_misc_device(coreb_dev); MODULE_AUTHOR("Bas Vermeulen <bvermeul@blackstar.xs4all.nl>"); MODULE_DESCRIPTION("BF561 Core B Support"); |