drm/tegra: Remove duplicate framebuffer num_planes

drm_framebuffer already stores num_planes for us.

Signed-off-by: Daniel Stone <daniels@collabora.com>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: linux-tegra@vger.kernel.org
Signed-off-by: Thierry Reding <treding@nvidia.com>

2 files changed, 2 insertions, 5 deletions

diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h
index fe263cf58f34..61a4657e45fa 100644
--- a/drivers/gpu/drm/tegra/drm.h
+++ b/drivers/gpu/drm/tegra/drm.h
@@ -32,7 +32,6 @@ struct reset_control;
 struct tegra_fb {
         struct drm_framebuffer base;
         struct tegra_bo **planes;
-        unsigned int num_planes;
 };
 
 #ifdef CONFIG_DRM_FBDEV_EMULATION
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index e69434909a42..75badf371721 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -107,7 +107,7 @@ static void tegra_fb_destroy(struct drm_framebuffer *framebuffer)
         struct tegra_fb *fb = to_tegra_fb(framebuffer);
         unsigned int i;
 
-        for (i = 0; i < fb->num_planes; i++) {
+        for (i = 0; i < framebuffer->format->num_planes; i++) {
                 struct tegra_bo *bo = fb->planes[i];
 
                 if (bo) {
@@ -155,11 +155,9 @@ static struct tegra_fb *tegra_fb_alloc(struct drm_device *drm,
                 return ERR_PTR(-ENOMEM);
         }
 
-        fb->num_planes = num_planes;
-
         drm_helper_mode_fill_fb_struct(drm, &fb->base, mode_cmd);
 
-        for (i = 0; i < fb->num_planes; i++)
+        for (i = 0; i < fb->base.format->num_planes; i++)
                 fb->planes[i] = planes[i];
 
         err = drm_framebuffer_init(drm, &fb->base, &tegra_fb_funcs);