diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index c080ba15ae77..71beb0db0125 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -160,6 +160,7 @@ int amdgpu_smu_pptable_id = -1; * highest. That helps saving some idle power. * DISABLE_FRACTIONAL_PWM (bit 2) disabled by default * PSR (bit 3) disabled by default + * EDP NO POWER SEQUENCING (bit 4) disabled by default */ uint amdgpu_dc_feature_mask = 2; uint amdgpu_dc_debug_mask; @@ -837,8 +838,23 @@ module_param_named(tmz, amdgpu_tmz, int, 0444); /** * DOC: freesync_video (uint) - * Enabled the optimization to adjust front porch timing to achieve seamless mode change experience - * when setting a freesync supported mode for which full modeset is not needed. + * Enable the optimization to adjust front porch timing to achieve seamless + * mode change experience when setting a freesync supported mode for which full + * modeset is not needed. + * + * The Display Core will add a set of modes derived from the base FreeSync + * video mode into the corresponding connector's mode list based on commonly + * used refresh rates and VRR range of the connected display, when users enable + * this feature. From the userspace perspective, they can see a seamless mode + * change experience when the change between different refresh rates under the + * same resolution. Additionally, userspace applications such as Video playback + * can read this modeset list and change the refresh rate based on the video + * frame rate. Finally, the userspace can also derive an appropriate mode for a + * particular refresh rate based on the FreeSync Mode and add it to the + * connector's mode list. + * + * Note: This is an experimental feature. + * * The default value: 0 (off). */ MODULE_PARM_DESC( @@ -1183,6 +1199,7 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x73E0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH}, {0x1002, 0x73E1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH}, {0x1002, 0x73E2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH}, + {0x1002, 0x73E3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH}, {0x1002, 0x73FF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_DIMGREY_CAVEFISH}, /* Aldebaran */ |