diff options
| author | Nirmoy Das <nirmoy.das@intel.com> | 2023-09-26 10:37:37 +0200 |
|---|---|---|
| committer | Nirmoy Das <nirmoy.das@intel.com> | 2023-09-30 13:49:17 +0200 |
| commit | b352749936806c9d5ed6a6021d84c1df4d1df3da (patch) | |
| tree | 6c2fe740608c03c003be5cd002029ac10e88bebd /drivers/gpu/drm/i915/gt/intel_engine.h | |
| parent | 4cd64e9d2c7206db05e7162d0258b455726b7ec5 (diff) | |
drm/i915: Create a kernel context for GGTT updates
Create a separate kernel context if a platform requires
GGTT updates using MI_UPDATE_GTT blitter command.
Subsequent patch will introduce methods to update
GGTT using this bind context and MI_UPDATE_GTT blitter
command.
v2: fix context leak on err(Oak)
v3: improve err handling and improve function names(Andi)
add docs for few functions.
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Oak Zeng <oak.zeng@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230926083742.14740-3-nirmoy.das@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_engine.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine.h b/drivers/gpu/drm/i915/gt/intel_engine.h index b58c30ac8ef0..40269e4c1e31 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine.h +++ b/drivers/gpu/drm/i915/gt/intel_engine.h @@ -170,6 +170,8 @@ intel_write_status_page(struct intel_engine_cs *engine, int reg, u32 value) #define I915_GEM_HWS_SEQNO 0x40 #define I915_GEM_HWS_SEQNO_ADDR (I915_GEM_HWS_SEQNO * sizeof(u32)) #define I915_GEM_HWS_MIGRATE (0x42 * sizeof(u32)) +#define I915_GEM_HWS_GGTT_BIND 0x46 +#define I915_GEM_HWS_GGTT_BIND_ADDR (I915_GEM_HWS_GGTT_BIND * sizeof(u32)) #define I915_GEM_HWS_PXP 0x60 #define I915_GEM_HWS_PXP_ADDR (I915_GEM_HWS_PXP * sizeof(u32)) #define I915_GEM_HWS_GSC 0x62 |