[PATCH 30/36] drm/sti: use bpp instead of cpp for drm_format_info

From: Sandy Huang
Date: Mon Sep 23 2019 - 08:53:33 EST


cpp[BytePerPlane] can't describe the 10bit data format correctly,
So we use bpp[BitPerPlane] to instead cpp.

Signed-off-by: Sandy Huang <hjc@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/sti/sti_gdp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
index 11595c7..9280271 100644
--- a/drivers/gpu/drm/sti/sti_gdp.c
+++ b/drivers/gpu/drm/sti/sti_gdp.c
@@ -775,7 +775,7 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
(unsigned long)cma_obj->paddr);

/* pixel memory location */
- bpp = fb->format->cpp[0];
+ bpp = fb->format->bpp[0] / 8;
top_field->gam_gdp_pml = (u32)cma_obj->paddr + fb->offsets[0];
top_field->gam_gdp_pml += src_x * bpp;
top_field->gam_gdp_pml += src_y * fb->pitches[0];
--
2.7.4