From bcd2ba02a41d46c426fd16ad530b96527a5f181a Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Mon, 20 Mar 2017 16:36:15 -0700 Subject: [PATCH] drm: Clarify the role of plane_state argument to drm_simple update(). Like the atomic update hook it's wrapping, the plane_state is the old one, and the new one is in plane->state. Both msxfb and tinydrm use it correctly, but I mistook it for the new state in pl111 due to its naming. Signed-off-by: Eric Anholt Link: http://patchwork.freedesktop.org/patch/msgid/20170320233615.5242-3-eric@anholt.net Reviewed-by: Daniel Vetter --- drivers/gpu/drm/drm_simple_kms_helper.c | 4 ++-- include/drm/drm_simple_kms_helper.h | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/drm_simple_kms_helper.c b/drivers/gpu/drm/drm_simple_kms_helper.c index 16789faa9291..e084f9f8ca66 100644 --- a/drivers/gpu/drm/drm_simple_kms_helper.c +++ b/drivers/gpu/drm/drm_simple_kms_helper.c @@ -114,7 +114,7 @@ static int drm_simple_kms_plane_atomic_check(struct drm_plane *plane, } static void drm_simple_kms_plane_atomic_update(struct drm_plane *plane, - struct drm_plane_state *pstate) + struct drm_plane_state *old_pstate) { struct drm_simple_display_pipe *pipe; @@ -122,7 +122,7 @@ static void drm_simple_kms_plane_atomic_update(struct drm_plane *plane, if (!pipe->funcs || !pipe->funcs->update) return; - pipe->funcs->update(pipe, pstate); + pipe->funcs->update(pipe, old_pstate); } static int drm_simple_kms_plane_prepare_fb(struct drm_plane *plane, diff --git a/include/drm/drm_simple_kms_helper.h b/include/drm/drm_simple_kms_helper.h index fffbb95a0915..2d36538e4a17 100644 --- a/include/drm/drm_simple_kms_helper.h +++ b/include/drm/drm_simple_kms_helper.h @@ -72,7 +72,7 @@ struct drm_simple_display_pipe_funcs { * the hardware lacks vblank support entirely. */ void (*update)(struct drm_simple_display_pipe *pipe, - struct drm_plane_state *plane_state); + struct drm_plane_state *old_plane_state); /** * @prepare_fb: -- 2.30.2