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drm/amdgpu: Use per-device driver_features to disable atomic

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Disable atomic on a per-device basis instead of for all devices.
Made possible by the new device.driver_features thing.

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Michel Dänzer <michel@daenzer.net>
Suggested-by: Michel Dänzer <michel@daenzer.net>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180913163147.27900-2-ville.syrjala@linux.intel.com
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ville Syrjälä 2018-09-13 19:31:47 +03:00
parent 1feb64c49d
commit 351c4dbe4f
1 changed files with 4 additions and 8 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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@ -816,17 +816,13 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
if (ret)
return ret;
/* warn the user if they mix atomic and non-atomic capable GPUs */
if ((kms_driver.driver_features & DRIVER_ATOMIC) && !supports_atomic)
DRM_ERROR("Mixing atomic and non-atomic capable GPUs!\n");
/* support atomic early so the atomic debugfs stuff gets created */
if (supports_atomic)
kms_driver.driver_features |= DRIVER_ATOMIC;
dev = drm_dev_alloc(&kms_driver, &pdev->dev);
if (IS_ERR(dev))
return PTR_ERR(dev);
if (!supports_atomic)
dev->driver_features &= ~DRIVER_ATOMIC;
ret = pci_enable_device(pdev);
if (ret)
goto err_free;
@ -1078,7 +1074,7 @@ amdgpu_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe,
static struct drm_driver kms_driver = {
.driver_features =
DRIVER_USE_AGP |
DRIVER_USE_AGP | DRIVER_ATOMIC |
DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM |
DRIVER_PRIME | DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ,
.load = amdgpu_driver_load_kms,