diff options
| author | Dave Airlie <airlied@redhat.com> | 2016-11-06 23:40:40 (GMT) |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-11-06 23:40:40 (GMT) |
| commit | 672c98915891285b04b97ea6112c7db507903595 (patch) | |
| tree | 27e58a0c33041f19fc6f97e50be21f5e4dad17ef /drivers/gpu/drm/radeon | |
| parent | bc33b0ca11e3df467777a4fa7639ba488c9d4911 (diff) | |
| parent | 245ae5e915853ced749eb47a343749cf0a9c4109 (diff) | |
| download | linux-672c98915891285b04b97ea6112c7db507903595.tar.xz | |
Merge branch 'drm-fixes-4.9' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
A few more fixes for 4.9.
* 'drm-fixes-4.9' of git://people.freedesktop.org/~agd5f/linux:
drm/amdgpu: add some error handling to amdgpu_init v2
drm/amd: fix scheduler fence teardown order v2
drm/amd/powerplay: don't succeed in getters if fan is missing
drm/amdgpu: make sure ddc_bus is valid in connector unregister
drm/radeon: Fix kernel panic on shutdown
drm/amdgpu: disable runtime pm in certain cases
drm/radeon: disable runtime pm in certain cases
drm/amdgpu: add support for new smc firmware on iceland
drm/amdgpu: add support for new smc firmware on tonga
Diffstat (limited to 'drivers/gpu/drm/radeon')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_device.c | 13 |
2 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index e18839d..27affbd 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -931,7 +931,7 @@ static void radeon_connector_unregister(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); - if (radeon_connector->ddc_bus->has_aux) { + if (radeon_connector->ddc_bus && radeon_connector->ddc_bus->has_aux) { drm_dp_aux_unregister(&radeon_connector->ddc_bus->aux); radeon_connector->ddc_bus->has_aux = false; } diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index eb92aef..621af06 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -104,6 +104,14 @@ static const char radeon_family_name[][16] = { "LAST", }; +#if defined(CONFIG_VGA_SWITCHEROO) +bool radeon_has_atpx_dgpu_power_cntl(void); +bool radeon_is_atpx_hybrid(void); +#else +static inline bool radeon_has_atpx_dgpu_power_cntl(void) { return false; } +static inline bool radeon_is_atpx_hybrid(void) { return false; } +#endif + #define RADEON_PX_QUIRK_DISABLE_PX (1 << 0) #define RADEON_PX_QUIRK_LONG_WAKEUP (1 << 1) @@ -160,6 +168,11 @@ static void radeon_device_handle_px_quirks(struct radeon_device *rdev) if (rdev->px_quirk_flags & RADEON_PX_QUIRK_DISABLE_PX) rdev->flags &= ~RADEON_IS_PX; + + /* disable PX is the system doesn't support dGPU power control or hybrid gfx */ + if (!radeon_is_atpx_hybrid() && + !radeon_has_atpx_dgpu_power_cntl()) + rdev->flags &= ~RADEON_IS_PX; } /** |