diff mbox

[0860/1094] drm: Make drm_clflush_virt_range() void*

Message ID 1413889294-31328-861-git-send-email-dheerajx.s.jamwal@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dheeraj Jamwal Oct. 21, 2014, 10:57 a.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

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>
(cherry picked from commit c2d15359c4b5476c181d8a51bdeba4cead15c120)

Signed-off-by: Dheeraj Jamwal <dheerajx.s.jamwal@intel.com>
---
 drivers/gpu/drm/drm_cache.c |    4 ++--
 include/drm/drmP.h          |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c
index bb8f580..4bfad5f 100644
--- a/drivers/gpu/drm/drm_cache.c
+++ b/drivers/gpu/drm/drm_cache.c
@@ -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);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index b8c0cd0..f898d77 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1310,7 +1310,7 @@  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,