From: Matt Roper Date: Tue, 1 Apr 2014 22:22:32 +0000 (-0700) Subject: drm/i915: Restrict plane loops to only operate on overlay planes (v2) X-Git-Tag: v3.15-rc1~51^2~19^2~11 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=af2b653bfb4ef40931b4d101ca842ce0c5da57ef;p=linux.git drm/i915: Restrict plane loops to only operate on overlay planes (v2) Ensure that existing driver loops over all planes do not change behavior when we begin adding new types of planes (primary and cursor) to the DRM plane list in future patches. v2: Switch to using drm_for_each_legacy_plane() Cc: Intel Graphics Development Signed-off-by: Matt Roper --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0868afbb19d2..ea66dc2a1b59 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3423,22 +3423,28 @@ static void intel_enable_planes(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; enum pipe pipe = to_intel_crtc(crtc)->pipe; + struct drm_plane *plane; struct intel_plane *intel_plane; - list_for_each_entry(intel_plane, &dev->mode_config.plane_list, base.head) + drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) { + intel_plane = to_intel_plane(plane); if (intel_plane->pipe == pipe) intel_plane_restore(&intel_plane->base); + } } static void intel_disable_planes(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; enum pipe pipe = to_intel_crtc(crtc)->pipe; + struct drm_plane *plane; struct intel_plane *intel_plane; - list_for_each_entry(intel_plane, &dev->mode_config.plane_list, base.head) + drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) { + intel_plane = to_intel_plane(plane); if (intel_plane->pipe == pipe) intel_plane_disable(&intel_plane->base); + } } void hsw_enable_ips(struct intel_crtc *crtc) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ad58ce3b7675..66f9565875ff 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2129,7 +2129,7 @@ static void ilk_compute_wm_parameters(struct drm_crtc *crtc, list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) config->num_pipes_active += intel_crtc_active(crtc); - list_for_each_entry(plane, &dev->mode_config.plane_list, head) { + drm_for_each_legacy_plane(plane, &dev->mode_config.plane_list) { struct intel_plane *intel_plane = to_intel_plane(plane); if (intel_plane->pipe == pipe)