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 <intel-gfx@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_display.c | 10 ++++++++--
drivers/gpu/drm/i915/intel_pm.c | 2 +-
2 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 907b7ef..fc1d9cf 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3517,22 +3517,28 @@ 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 9728c2c..ec36080 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)
--
1.8.5.1
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