cpp[BytePerPlane] can't describe the 10bit data format correctly, So we use bpp[BitPerPlane] to instead cpp.
Signed-off-by: Sandy Huang hjc@rock-chips.com --- 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];