From: Daniel Vetter Date: Wed, 19 Nov 2014 17:38:11 +0000 (+0100) Subject: drm/atomic_helper: Make it clear that commit_planes gets the old state X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b0fcfc899513a4d4729914b6872ab0564c0f523a;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git drm/atomic_helper: Make it clear that commit_planes gets the old state Oversight from my kerneldoc cleanup when doing the original atomic helper series - I've only applied this clarification to the modeset related helpers, and not the plane update code. Remedy this asap. Signed-off-by: Daniel Vetter Reviewed-by: Rob Clark Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 99095ef147ef..690360038dc1 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -976,18 +976,18 @@ EXPORT_SYMBOL(drm_atomic_helper_prepare_planes); /** * drm_atomic_helper_commit_planes - commit plane state * @dev: DRM device - * @state: atomic state + * @old_state: atomic state object with old state structures * * This function commits the new plane state using the plane and atomic helper * functions for planes and crtcs. It assumes that the atomic state has already * been pushed into the relevant object state pointers, since this step can no * longer fail. * - * It still requires the global state object @state to know which planes and + * It still requires the global state object @old_state to know which planes and * crtcs need to be updated though. */ void drm_atomic_helper_commit_planes(struct drm_device *dev, - struct drm_atomic_state *state) + struct drm_atomic_state *old_state) { int nplanes = dev->mode_config.num_total_plane; int ncrtcs = dev->mode_config.num_crtc; @@ -995,7 +995,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev, for (i = 0; i < ncrtcs; i++) { struct drm_crtc_helper_funcs *funcs; - struct drm_crtc *crtc = state->crtcs[i]; + struct drm_crtc *crtc = old_state->crtcs[i]; if (!crtc) continue; @@ -1010,7 +1010,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev, for (i = 0; i < nplanes; i++) { struct drm_plane_helper_funcs *funcs; - struct drm_plane *plane = state->planes[i]; + struct drm_plane *plane = old_state->planes[i]; if (!plane) continue; @@ -1025,7 +1025,7 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev, for (i = 0; i < ncrtcs; i++) { struct drm_crtc_helper_funcs *funcs; - struct drm_crtc *crtc = state->crtcs[i]; + struct drm_crtc *crtc = old_state->crtcs[i]; if (!crtc) continue;