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| author | Roman Li <Roman.Li@amd.com> | 2017-09-27 17:57:37 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-21 16:45:59 -0400 |
| commit | 96687275555a166951d77d845a924ee07b854822 (patch) | |
| tree | 8d7fa973b4fe031b7cff7c553b015ffd4f8b4456 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c | |
| parent | 6a2b691f0985d16c16b70dbc4b5727afabde6ba9 (diff) | |
| download | linux-96687275555a166951d77d845a924ee07b854822.tar.gz linux-96687275555a166951d77d845a924ee07b854822.tar.bz2 linux-96687275555a166951d77d845a924ee07b854822.zip | |
drm/amd/display: Fix hotplug after s3 resume.
On S3 resume the HPD6 irq source was not reenabled
due to loop boundary bug.
Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Mikita Lipski <Mikita.Lipski@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c index 52b6e4a91d8b..8de19ba5b2e3 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c @@ -462,7 +462,7 @@ int amdgpu_dm_irq_resume_early(struct amdgpu_device *adev) DRM_DEBUG_KMS("DM_IRQ: early resume\n"); /* re-enable short pulse interrupts HW interrupt */ - for (src = DC_IRQ_SOURCE_HPD1RX; src < DC_IRQ_SOURCE_HPD6RX + 1; src++) { + for (src = DC_IRQ_SOURCE_HPD1RX; src <= DC_IRQ_SOURCE_HPD6RX + 1; src++) { hnd_list_l = &adev->dm.irq_handler_list_low_tab[src].head; hnd_list_h = &adev->dm.irq_handler_list_high_tab[src]; if (!list_empty(hnd_list_l) || !list_empty(hnd_list_h)) @@ -488,7 +488,7 @@ int amdgpu_dm_irq_resume_late(struct amdgpu_device *adev) * Renable HW interrupt for HPD and only since FLIP and VBLANK * will be enabled from manage_dm_interrupts on enable CRTC. */ - for (src = DC_IRQ_SOURCE_HPD1; src < DC_IRQ_SOURCE_HPD6; src++) { + for (src = DC_IRQ_SOURCE_HPD1; src <= DC_IRQ_SOURCE_HPD6; src++) { hnd_list_l = &adev->dm.irq_handler_list_low_tab[src].head; hnd_list_h = &adev->dm.irq_handler_list_high_tab[src]; if (!list_empty(hnd_list_l) || !list_empty(hnd_list_h)) |