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authorTimur Kristóf <timur.kristof@gmail.com>2025-08-25 23:56:31 +0200
committerAlex Deucher <alexander.deucher@amd.com>2025-09-15 17:04:35 -0400
commit6cbe6e072c5d088101cd542ad8ef8541edeea5c3 (patch)
tree158c2e266e128fa2670909d3c07fe009dfb325ff
parentdrm/amd/display: Disable VRR on DCE 6 (diff)
downloadlinux-6cbe6e072c5d088101cd542ad8ef8541edeea5c3.tar.gz
linux-6cbe6e072c5d088101cd542ad8ef8541edeea5c3.zip
drm/amd/display: Don't use non-registered VUPDATE on DCE 6
The VUPDATE interrupt isn't registered on DCE 6, so don't try to use that. This fixes a page flip timeout after sleep/resume on DCE 6. Signed-off-by: Timur Kristóf <timur.kristof@gmail.com> Reviewed-by: Rodrigo Siqueira <siqueira@igalia.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c22
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c16
2 files changed, 24 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 38fa6319265e..9dd2d1ed674d 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3047,14 +3047,20 @@ static void dm_gpureset_toggle_interrupts(struct amdgpu_device *adev,
drm_warn(adev_to_drm(adev), "Failed to %s pflip interrupts\n",
enable ? "enable" : "disable");
- if (enable) {
- if (amdgpu_dm_crtc_vrr_active(to_dm_crtc_state(acrtc->base.state)))
- rc = amdgpu_dm_crtc_set_vupdate_irq(&acrtc->base, true);
- } else
- rc = amdgpu_dm_crtc_set_vupdate_irq(&acrtc->base, false);
-
- if (rc)
- drm_warn(adev_to_drm(adev), "Failed to %sable vupdate interrupt\n", enable ? "en" : "dis");
+ if (dc_supports_vrr(adev->dm.dc->ctx->dce_version)) {
+ if (enable) {
+ if (amdgpu_dm_crtc_vrr_active(
+ to_dm_crtc_state(acrtc->base.state)))
+ rc = amdgpu_dm_crtc_set_vupdate_irq(
+ &acrtc->base, true);
+ } else
+ rc = amdgpu_dm_crtc_set_vupdate_irq(
+ &acrtc->base, false);
+
+ if (rc)
+ drm_warn(adev_to_drm(adev), "Failed to %sable vupdate interrupt\n",
+ enable ? "en" : "dis");
+ }
irq_source = IRQ_TYPE_VBLANK + acrtc->otg_inst;
/* During gpu-reset we disable and then enable vblank irq, so
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 45feb404b097..466dccb355d7 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
@@ -317,13 +317,17 @@ static inline int amdgpu_dm_crtc_set_vblank(struct drm_crtc *crtc, bool enable)
dc->config.disable_ips != DMUB_IPS_DISABLE_ALL &&
sr_supported && vblank->config.disable_immediate)
drm_crtc_vblank_restore(crtc);
+ }
- /* vblank irq on -> Only need vupdate irq in vrr mode */
- if (amdgpu_dm_crtc_vrr_active(acrtc_state))
- rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, true);
- } else {
- /* vblank irq off -> vupdate irq off */
- rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, false);
+ if (dc_supports_vrr(dm->dc->ctx->dce_version)) {
+ if (enable) {
+ /* vblank irq on -> Only need vupdate irq in vrr mode */
+ if (amdgpu_dm_crtc_vrr_active(acrtc_state))
+ rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, true);
+ } else {
+ /* vblank irq off -> vupdate irq off */
+ rc = amdgpu_dm_crtc_set_vupdate_irq(crtc, false);
+ }
}
if (rc)