drm/i915: fix open-coded DIV_ROUND_UP

Use the nice Kernel macro, it makes the code much more readable.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 34df59b..e7b39d7 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -261,7 +261,7 @@ i915_gem_dumb_create(struct drm_file *file,
                     struct drm_mode_create_dumb *args)
 {
        /* have to work out size/pitch and return them */
-       args->pitch = ALIGN(args->width * ((args->bpp + 7) / 8), 64);
+       args->pitch = ALIGN(args->width * DIV_ROUND_UP(args->bpp, 8), 64);
        args->size = args->pitch * args->height;
        return i915_gem_create(file, dev,
                               args->size, &args->handle);

diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index acc8395..895fcb4 100644 (file)
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -78,8 +78,8 @@ static int intelfb_create(struct drm_fb_helper *helper,
        mode_cmd.width = sizes->surface_width;
        mode_cmd.height = sizes->surface_height;
 
-       mode_cmd.pitches[0] = ALIGN(mode_cmd.width * ((sizes->surface_bpp + 7) /
-                                                     8), 64);
+       mode_cmd.pitches[0] = ALIGN(mode_cmd.width *
+                                   DIV_ROUND_UP(sizes->surface_bpp, 8), 64);
        mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
                                                          sizes->surface_depth);