6.17-stable review patch. If anyone has any objections, please let me know.
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From: Timur Kristóf timur.kristof@gmail.com
[ Upstream commit 6cbe6e072c5d088101cd542ad8ef8541edeea5c3 ]
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 Signed-off-by: Sasha Levin sashal@kernel.org --- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 22 ++++++++++++------- .../amd/display/amdgpu_dm/amdgpu_dm_crtc.c | 16 +++++++++----- 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 3762b3c0ef983..f450bcb43c9c1 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3050,14 +3050,20 @@ 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 80205c9bc9403..2047ac51f1b66 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 @@ -321,13 +321,17 @@ 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)