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drm/ttm: allow reserving more than one shared slot v3

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Let's support simultaneous submissions to multiple engines.

v2: rename the field to num_shared and fix up all users
v3: rebased

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2018-09-19 16:25:08 +02:00
committed by Alex Deucher
parent c50fe0c5b1
commit a9f34c70fd
14 changed files with 35 additions and 30 deletions
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2
drivers/gpu/drm/vmwgfx/vmwgfx_validation.c
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@@ -266,7 +266,7 @@ int vmw_validation_add_bo(struct vmw_validation_context *ctx,
val_buf->bo = ttm_bo_get_unless_zero(&vbo->base);
if (!val_buf->bo)
return -ESRCH;
val_buf->shared = false;
val_buf->num_shared = 0;
list_add_tail(&val_buf->head, &ctx->bo_list);
bo_node->as_mob = as_mob;
bo_node->cpu_blit = cpu_blit;