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authorLyude Paul <lyude@redhat.com>2019-07-12 19:27:02 -0400
committerLyude Paul <lyude@redhat.com>2019-10-24 14:28:40 -0400
commit6857f879f98a276912dbccedfff89e94fbde565c (patch)
tree29ae92aaaf9de0a9695bbece128455476ffd2174 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
parentac0de16a38a9ec7026ca96132e3883c564497068 (diff)
drm/amdgpu: Iterate through DRM connectors correctly
Currently, every single piece of code in amdgpu that loops through connectors does it incorrectly and doesn't use the proper list iteration helpers, drm_connector_list_iter_begin() and drm_connector_list_iter_end(). Yeesh. So, do that. Cc: Juston Li <juston.li@intel.com> Cc: Imre Deak <imre.deak@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Harry Wentland <hwentlan@amd.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Lyude Paul <lyude@redhat.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191022023641.8026-12-lyude@redhat.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 5a1939dbd4e3..cff16f554f2e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3007,6 +3007,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon)
struct amdgpu_device *adev;
struct drm_crtc *crtc;
struct drm_connector *connector;
+ struct drm_connector_list_iter iter;
int r;
if (dev == NULL || dev->dev_private == NULL) {
@@ -3029,9 +3030,11 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon)
if (!amdgpu_device_has_dc_support(adev)) {
/* turn off display hw */
drm_modeset_lock_all(dev);
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
- }
+ drm_connector_list_iter_begin(dev, &iter);
+ drm_for_each_connector_iter(connector, &iter)
+ drm_helper_connector_dpms(connector,
+ DRM_MODE_DPMS_OFF);
+ drm_connector_list_iter_end(&iter);
drm_modeset_unlock_all(dev);
/* unpin the front buffers and cursors */
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
@@ -3110,6 +3113,7 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon)
int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon)
{
struct drm_connector *connector;
+ struct drm_connector_list_iter iter;
struct amdgpu_device *adev = dev->dev_private;
struct drm_crtc *crtc;
int r = 0;
@@ -3180,9 +3184,13 @@ int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon)
/* turn on display hw */
drm_modeset_lock_all(dev);
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON);
- }
+
+ drm_connector_list_iter_begin(dev, &iter);
+ drm_for_each_connector_iter(connector, &iter)
+ drm_helper_connector_dpms(connector,
+ DRM_MODE_DPMS_ON);
+ drm_connector_list_iter_end(&iter);
+
drm_modeset_unlock_all(dev);
}
amdgpu_fbdev_set_suspend(adev, 0);