diff options
| author | Michal Wajdeczko <michal.wajdeczko@intel.com> | 2024-06-20 00:45:56 +0300 |
|---|---|---|
| committer | Michal Wajdeczko <michal.wajdeczko@intel.com> | 2024-06-20 20:49:42 +0300 |
| commit | 7875fe7c2495884dd08d4a23fdc44147225542da (patch) | |
| tree | 75cf6be0216b9b437fe97a43803d2287ca3990ef | |
| parent | ef3fcfe0639824bc908c7bd18125a97f5f83357c (diff) | |
| download | linux-7875fe7c2495884dd08d4a23fdc44147225542da.tar.xz | |
drm/xe/vf: Skip engine ring enabling if VF
All engines will be correctly initialized by the PF driver.
Moreover, VF drivers can't access related engine registers.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240619214557.905-9-michal.wajdeczko@intel.com
| -rw-r--r-- | drivers/gpu/drm/xe/xe_hw_engine.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c index 52f12009678e..78b50d3a6501 100644 --- a/drivers/gpu/drm/xe/xe_hw_engine.c +++ b/drivers/gpu/drm/xe/xe_hw_engine.c @@ -547,7 +547,8 @@ static int hw_engine_init(struct xe_gt *gt, struct xe_hw_engine *hwe, if (hwe->class == XE_ENGINE_CLASS_OTHER) hwe->irq_handler = xe_gsc_hwe_irq_handler; - xe_hw_engine_enable_ring(hwe); + if (!IS_SRIOV_VF(xe)) + xe_hw_engine_enable_ring(hwe); } /* We reserve the highest BCS instance for USM */ |