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drm: Make drm_clflush_virt_range() void*

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Currently drm_cflush_virt_rage() takes a char* so the caller probably
has to do pointless casting to avoid compiler warnings. Make the
argument void* instead to avoid such issues.

v2: Use void* arithmetic (Chris)

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2014-04-01 12:59:08 +03:00 committed by Daniel Vetter
parent 16c6c56bab
commit c2d15359c4
2 changed files with 3 additions and 3 deletions
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4
drivers/gpu/drm/drm_cache.c
View File

@ -125,11 +125,11 @@ drm_clflush_sg(struct sg_table *st)
EXPORT_SYMBOL(drm_clflush_sg);
void
drm_clflush_virt_range(char *addr, unsigned long length)
drm_clflush_virt_range(void *addr, unsigned long length)
{
#if defined(CONFIG_X86)
if (cpu_has_clflush) {
char *end = addr + length;
void *end = addr + length;
mb();
for (; addr < end; addr += boot_cpu_data.x86_clflush_size)
clflush(addr);

2
include/drm/drmP.h
View File

@ -1322,7 +1322,7 @@ extern int drm_remove_magic(struct drm_master *master, drm_magic_t magic);
/* Cache management (drm_cache.c) */
void drm_clflush_pages(struct page *pages[], unsigned long num_pages);
void drm_clflush_sg(struct sg_table *st);
void drm_clflush_virt_range(char *addr, unsigned long length);
void drm_clflush_virt_range(void *addr, unsigned long length);
/* Locking IOCTL support (drm_lock.h) */
extern int drm_lock(struct drm_device *dev, void *data,