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| author | Michał Winiarski <michal.winiarski@intel.com> | 2023-12-05 04:32:59 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-21 19:45:11 +0300 |
| commit | 4f122766f9043c30b879b44f7dc2ca540b5422cd (patch) | |
| tree | b9792350f229d9cb1108452e99ed5e9fd4aa213d /drivers/gpu/drm/xe/xe_device.h | |
| parent | 99e4b1aa8dbe2e23c73229ac1bbd9dc3e6b30c80 (diff) | |
| download | linux-4f122766f9043c30b879b44f7dc2ca540b5422cd.tar.xz | |
drm/xe/device: Introduce xe_device_probe_early
SR-IOV VF doesn't have access to MMIO registers used to determine
graphics/media ID. It can however communicate with GuC.
Introduce xe_device_probe_early, which initializes enough HW to use
MMIO GuC communication.
This will allow both VF and PF/native driver to have unified probe
ordering.
Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_device.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_device.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_device.h b/drivers/gpu/drm/xe/xe_device.h index 54694f98c91a..3da83b233206 100644 --- a/drivers/gpu/drm/xe/xe_device.h +++ b/drivers/gpu/drm/xe/xe_device.h @@ -37,6 +37,7 @@ static inline struct xe_device *ttm_to_xe_device(struct ttm_device *ttm) struct xe_device *xe_device_create(struct pci_dev *pdev, const struct pci_device_id *ent); +int xe_device_probe_early(struct xe_device *xe); int xe_device_probe(struct xe_device *xe); void xe_device_remove(struct xe_device *xe); void xe_device_shutdown(struct xe_device *xe); @@ -123,6 +124,10 @@ static inline bool xe_device_uc_enabled(struct xe_device *xe) for ((id__) = 0; (id__) < (xe__)->info.tile_count; (id__)++) \ for_each_if((tile__) = &(xe__)->tiles[(id__)]) +#define for_each_remote_tile(tile__, xe__, id__) \ + for ((id__) = 1; (id__) < (xe__)->info.tile_count; (id__)++) \ + for_each_if((tile__) = &(xe__)->tiles[(id__)]) + /* * FIXME: This only works for now since multi-tile and standalone media * happen to be mutually exclusive. Future platforms may change this... |