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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c72
1 files changed, 60 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
index 6e715ef3a556..e23a0a276e33 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c
@@ -29,6 +29,7 @@
#include "dc.h"
#include "amdgpu.h"
#include "amdgpu_dm_psr.h"
+#include "amdgpu_dm_replay.h"
#include "amdgpu_dm_crtc.h"
#include "amdgpu_dm_plane.h"
#include "amdgpu_dm_trace.h"
@@ -95,6 +96,61 @@ bool amdgpu_dm_crtc_vrr_active(struct dm_crtc_state *dm_state)
dm_state->freesync_config.state == VRR_STATE_ACTIVE_FIXED;
}
+/**
+ * amdgpu_dm_crtc_set_panel_sr_feature() - Manage panel self-refresh features.
+ *
+ * @vblank_work: is a pointer to a struct vblank_control_work object.
+ * @vblank_enabled: indicates whether the DRM vblank counter is currently
+ * enabled (true) or disabled (false).
+ * @allow_sr_entry: represents whether entry into the self-refresh mode is
+ * allowed (true) or not allowed (false).
+ *
+ * The DRM vblank counter enable/disable action is used as the trigger to enable
+ * or disable various panel self-refresh features:
+ *
+ * Panel Replay and PSR SU
+ * - Enable when:
+ * - vblank counter is disabled
+ * - entry is allowed: usermode demonstrates an adequate number of fast
+ * commits)
+ * - CRC capture window isn't active
+ * - Keep enabled even when vblank counter gets enabled
+ *
+ * PSR1
+ * - Enable condition same as above
+ * - Disable when vblank counter is enabled
+ */
+static void amdgpu_dm_crtc_set_panel_sr_feature(
+ struct vblank_control_work *vblank_work,
+ bool vblank_enabled, bool allow_sr_entry)
+{
+ struct dc_link *link = vblank_work->stream->link;
+ bool is_sr_active = (link->replay_settings.replay_allow_active ||
+ link->psr_settings.psr_allow_active);
+ bool is_crc_window_active = false;
+
+#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
+ is_crc_window_active =
+ amdgpu_dm_crc_window_is_activated(&vblank_work->acrtc->base);
+#endif
+
+ if (link->replay_settings.replay_feature_enabled &&
+ allow_sr_entry && !is_sr_active && !is_crc_window_active) {
+ amdgpu_dm_replay_enable(vblank_work->stream, true);
+ } else if (vblank_enabled) {
+ if (link->psr_settings.psr_version < DC_PSR_VERSION_SU_1 && is_sr_active)
+ amdgpu_dm_psr_disable(vblank_work->stream);
+ } else if (link->psr_settings.psr_feature_enabled &&
+ allow_sr_entry && !is_sr_active && !is_crc_window_active) {
+
+ struct amdgpu_dm_connector *aconn =
+ (struct amdgpu_dm_connector *) vblank_work->stream->dm_stream_context;
+
+ if (!aconn->disallow_edp_enter_psr)
+ amdgpu_dm_psr_enable(vblank_work->stream);
+ }
+}
+
static void amdgpu_dm_crtc_vblank_control_worker(struct work_struct *work)
{
struct vblank_control_work *vblank_work =
@@ -123,18 +179,10 @@ static void amdgpu_dm_crtc_vblank_control_worker(struct work_struct *work)
* fill_dc_dirty_rects().
*/
if (vblank_work->stream && vblank_work->stream->link) {
- if (vblank_work->enable) {
- if (vblank_work->stream->link->psr_settings.psr_version < DC_PSR_VERSION_SU_1 &&
- vblank_work->stream->link->psr_settings.psr_allow_active)
- amdgpu_dm_psr_disable(vblank_work->stream);
- } else if (vblank_work->stream->link->psr_settings.psr_feature_enabled &&
- !vblank_work->stream->link->psr_settings.psr_allow_active &&
-#ifdef CONFIG_DRM_AMD_SECURE_DISPLAY
- !amdgpu_dm_crc_window_is_activated(&vblank_work->acrtc->base) &&
-#endif
- vblank_work->acrtc->dm_irq_params.allow_psr_entry) {
- amdgpu_dm_psr_enable(vblank_work->stream);
- }
+ amdgpu_dm_crtc_set_panel_sr_feature(
+ vblank_work, vblank_work->enable,
+ vblank_work->acrtc->dm_irq_params.allow_psr_entry ||
+ vblank_work->stream->link->replay_settings.replay_feature_enabled);
}
mutex_unlock(&dm->dc_lock);