We have the ability to map an object, so use it rather than opencode it badly.
Signed-off-by: Chris Wilson <[email protected]> --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 28 +++++++++------------------- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- 2 files changed, 10 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 464fc3c9935b..2b166094444b 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -2715,7 +2715,7 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma; struct drm_i915_gem_object *obj; int ret = 0; - void *dest = NULL; + void *map; obj = i915_gem_object_create(dev, roundup(ctx_size + CACHELINE_BYTES, @@ -2723,18 +2723,12 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (IS_ERR(obj)) return PTR_ERR(obj); - ret = i915_gem_object_get_pages(obj); - if (ret) - goto put_obj; - - i915_gem_object_pin_pages(obj); - /* get the va of the shadow batch buffer */ - dest = (void *)vmap_batch(obj, 0, ctx_size + CACHELINE_BYTES); - if (!dest) { + map = i915_gem_object_pin_map(obj, I915_MAP_WB); + if (IS_ERR(map)) { gvt_err("failed to vmap shadow indirect ctx\n"); - ret = -ENOMEM; - goto unpin_src; + ret = PTR_ERR(map); + goto put_obj; } ret = i915_gem_object_set_to_cpu_domain(obj, false); @@ -2743,25 +2737,21 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) goto unmap_src; } - wa_ctx->indirect_ctx.shadow_va = dest; - - memset(dest, 0, round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); - ret = copy_gma_to_hva(wa_ctx->workload->vgpu, wa_ctx->workload->vgpu->gtt.ggtt_mm, - guest_gma, guest_gma + ctx_size, dest); + guest_gma, guest_gma + ctx_size, + map); if (ret) { gvt_err("fail to copy guest indirect ctx\n"); goto unmap_src; } wa_ctx->indirect_ctx.obj = obj; + wa_ctx->indirect_ctx.shadow_va = map; return 0; unmap_src: - vunmap(dest); -unpin_src: - i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); + i915_gem_object_unpin_map(obj); put_obj: i915_gem_object_put(wa_ctx->indirect_ctx.obj); return ret; diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index cfdd3ae13fb0..6f66817da796 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -509,8 +509,8 @@ static void release_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (wa_ctx->indirect_ctx.size == 0) return; + i915_gem_object_unpin_map(wa_ctx->indirect_ctx.obj); i915_gem_object_put(wa_ctx->indirect_ctx.obj); - kvfree(wa_ctx->indirect_ctx.shadow_va); } static int complete_execlist_workload(struct intel_vgpu_workload *workload) -- 2.9.3 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
