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drm/i915: Parameterize binder context creation

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Add i915_ggtt_require_binder() to indicate that i915
needs to create binder context which will be used
by subsequent patch to enable i915_address_space vfuncs
that will use GPU commands to update GGTT.

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/20230926083742.14740-5-nirmoy.das@intel.com
This commit is contained in:
Nirmoy Das 2023-09-26 10:37:39 +02:00
parent 0e51487848
commit 3f5f628836
3 changed files with 7 additions and 1 deletions
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2
drivers/gpu/drm/i915/gt/intel_engine_cs.c
View File

@ -1477,7 +1477,7 @@ static int engine_init_common(struct intel_engine_cs *engine)
* engines as well but BCS should be less busy engine so pick that for
* GGTT updates.
*/
if (engine->id == BCS0) {
if (i915_ggtt_require_binder(engine->i915) && engine->id == BCS0) {
bce = create_ggtt_bind_context(engine);
if (IS_ERR(bce)) {
ret = PTR_ERR(bce);

4
drivers/gpu/drm/i915/gt/intel_gtt.c
View File

@ -21,6 +21,10 @@
#include "intel_gt_regs.h"
#include "intel_gtt.h"
bool i915_ggtt_require_binder(struct drm_i915_private *i915)
{
return false;
}
static bool intel_ggtt_update_needs_vtd_wa(struct drm_i915_private *i915)
{

2
drivers/gpu/drm/i915/gt/intel_gtt.h
View File

@ -691,4 +691,6 @@ static inline struct sgt_dma {
return (struct sgt_dma){ sg, addr, addr + sg_dma_len(sg) };
}
bool i915_ggtt_require_binder(struct drm_i915_private *i915);
#endif