drm: amdgpu: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp()

The driver needs the number of bytes per pixel, not the bpp and depth
info meant for fbdev compatibility. Use the right API.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-10-git-send-email-laurent.pinchart@ideasonboard.com

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
index 9fb8aa4..8d01aa2 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c
@@ -90,12 +90,12 @@ static struct fb_ops amdgpufb_ops = {
 };
 
 
-int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int bpp, bool tiled)
+int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int cpp, bool tiled)
 {
        int aligned = width;
        int pitch_mask = 0;
 
-       switch (bpp / 8) {
+       switch (cpp) {
        case 1:
                pitch_mask = 255;
                break;
@@ -110,7 +110,7 @@ int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int bpp, bool tile
 
        aligned += pitch_mask;
        aligned &= ~pitch_mask;
-       return aligned;
+       return aligned * cpp;
 }
 
 static void amdgpufb_destroy_pinned_object(struct drm_gem_object *gobj)
@@ -139,13 +139,13 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev,
        int ret;
        int aligned_size, size;
        int height = mode_cmd->height;
-       u32 bpp, depth;
+       u32 cpp;
 
-       drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp);
+       cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0);
 
        /* need to align pitch with crtc limits */
-       mode_cmd->pitches[0] = amdgpu_align_pitch(adev, mode_cmd->width, bpp,
-                                                 fb_tiled) * ((bpp + 1) / 8);
+       mode_cmd->pitches[0] = amdgpu_align_pitch(adev, mode_cmd->width, cpp,
+                                                 fb_tiled);
 
        height = ALIGN(mode_cmd->height, 8);
        size = mode_cmd->pitches[0] * height;

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index e0171c7..3ad0bf6 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -702,7 +702,8 @@ int amdgpu_mode_dumb_create(struct drm_file *file_priv,
        uint32_t handle;
        int r;
 
-       args->pitch = amdgpu_align_pitch(adev, args->width, args->bpp, 0) * ((args->bpp + 1) / 8);
+       args->pitch = amdgpu_align_pitch(adev, args->width,
+                                        DIV_ROUND_UP(args->bpp, 8), 0);
        args->size = (u64)args->pitch * args->height;
        args->size = ALIGN(args->size, PAGE_SIZE);