diff options
| author | Nirmoy Das | 2024-04-30 18:25:27 +0200 |
|---|---|---|
| committer | Nirmoy Das | 2024-05-06 18:14:10 +0200 |
| commit | 06e69a424930154bf030a56f8ddf781aee71f0e3 (patch) | |
| tree | 22a5cc4599fe6ea635dfdecd5c23ad47840a6496 | |
| parent | e7192f0162a069bc80a519c087bd2a2f18597d52 (diff) | |
drm/xe: Introduce has_device_atomics_on_smem device info
Add has_device_atomics_on_smem to specify that a device
supports device atomics on system memory. Currently XE2
supports this so set this for XE2.
v2: Set has_device_atomics_on_smem for all platform but
PVC.
Reviewed-by: Oak Zeng <oak.zeng@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Acked-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240430162529.21588-4-nirmoy.das@intel.com
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
| -rw-r--r-- | drivers/gpu/drm/xe/xe_device_types.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/xe/xe_pci.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_device_types.h b/drivers/gpu/drm/xe/xe_device_types.h index 7cddb00f9c35..0af739981ebf 100644 --- a/drivers/gpu/drm/xe/xe_device_types.h +++ b/drivers/gpu/drm/xe/xe_device_types.h @@ -283,6 +283,8 @@ struct xe_device { u8 skip_guc_pc:1; /** @info.has_atomic_enable_pte_bit: Device has atomic enable PTE bit */ u8 has_atomic_enable_pte_bit:1; + /** @info.has_device_atomics_on_smem: Supports device atomics on SMEM */ + u8 has_device_atomics_on_smem:1; #if IS_ENABLED(CONFIG_DRM_XE_DISPLAY) struct { diff --git a/drivers/gpu/drm/xe/xe_pci.c b/drivers/gpu/drm/xe/xe_pci.c index c385f4ddf163..99723a423850 100644 --- a/drivers/gpu/drm/xe/xe_pci.c +++ b/drivers/gpu/drm/xe/xe_pci.c @@ -632,6 +632,8 @@ static int xe_info_init(struct xe_device *xe, xe->info.vm_max_level = graphics_desc->vm_max_level; xe->info.has_asid = graphics_desc->has_asid; xe->info.has_atomic_enable_pte_bit = graphics_desc->has_atomic_enable_pte_bit; + if (xe->info.platform != XE_PVC) + xe->info.has_device_atomics_on_smem = 1; xe->info.has_flat_ccs = graphics_desc->has_flat_ccs; xe->info.has_range_tlb_invalidation = graphics_desc->has_range_tlb_invalidation; xe->info.has_usm = graphics_desc->has_usm; |