diff options
Diffstat (limited to 'arch/sh/kernel/io_trapped.c')
-rw-r--r-- | arch/sh/kernel/io_trapped.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c index 0bfdc9a34e1a..227547bae548 100644 --- a/arch/sh/kernel/io_trapped.c +++ b/arch/sh/kernel/io_trapped.c | |||
@@ -20,7 +20,6 @@ | |||
20 | #include <asm/io_trapped.h> | 20 | #include <asm/io_trapped.h> |
21 | 21 | ||
22 | #define TRAPPED_PAGES_MAX 16 | 22 | #define TRAPPED_PAGES_MAX 16 |
23 | #define MAX(a, b) (((a) >= (b)) ? (a) : (b)) | ||
24 | 23 | ||
25 | #ifdef CONFIG_HAS_IOPORT | 24 | #ifdef CONFIG_HAS_IOPORT |
26 | LIST_HEAD(trapped_io); | 25 | LIST_HEAD(trapped_io); |
@@ -211,7 +210,9 @@ static unsigned long from_device(void *dst, const void *src, unsigned long cnt) | |||
211 | if (!src_addr) | 210 | if (!src_addr) |
212 | return cnt; | 211 | return cnt; |
213 | 212 | ||
214 | tmp = copy_word(src_addr, MAX(cnt, (tiop->minimum_bus_width / 8)), | 213 | tmp = copy_word(src_addr, |
214 | max_t(unsigned long, cnt, | ||
215 | (tiop->minimum_bus_width / 8)), | ||
215 | (unsigned long)dst, cnt); | 216 | (unsigned long)dst, cnt); |
216 | 217 | ||
217 | pr_debug("trapped io read 0x%08lx -> 0x%08llx\n", src_addr, tmp); | 218 | pr_debug("trapped io read 0x%08lx -> 0x%08llx\n", src_addr, tmp); |
@@ -233,7 +234,8 @@ static unsigned long to_device(void *dst, const void *src, unsigned long cnt) | |||
233 | return cnt; | 234 | return cnt; |
234 | 235 | ||
235 | tmp = copy_word((unsigned long)src, cnt, | 236 | tmp = copy_word((unsigned long)src, cnt, |
236 | dst_addr, MAX(cnt, (tiop->minimum_bus_width / 8))); | 237 | dst_addr, max_t(unsigned long, cnt, |
238 | (tiop->minimum_bus_width / 8))); | ||
237 | 239 | ||
238 | pr_debug("trapped io write 0x%08lx -> 0x%08llx\n", dst_addr, tmp); | 240 | pr_debug("trapped io write 0x%08lx -> 0x%08llx\n", dst_addr, tmp); |
239 | return 0; | 241 | return 0; |