intel: Add and use intel_gem_destroy_context()

Again sharing the same function across all Intel drivers.

Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18974>

src/intel/common/intel_gem.c

@@ -68,6 +68,15 @@ intel_gem_create_context(int fd, uint32_t *context_id)
    return true;
 }
 
+bool
+intel_gem_destroy_context(int fd, uint32_t context_id)
+{
+   struct drm_i915_gem_context_destroy destroy = {
+      .ctx_id = context_id,
+   };
+   return intel_ioctl(fd, DRM_IOCTL_I915_GEM_CONTEXT_DESTROY, &destroy) == 0;
+}
+
 bool
 intel_gem_create_context_engines(int fd,
                                  const struct intel_query_engine_info *info,

src/intel/common/intel_gem.h

@@ -160,6 +160,7 @@ intel_i915_query_alloc(int fd, uint64_t query_id, int32_t *query_length)
 bool intel_gem_supports_syncobj_wait(int fd);
 
 bool intel_gem_create_context(int fd, uint32_t *context_id);
+bool intel_gem_destroy_context(int fd, uint32_t context_id);
 bool
 intel_gem_create_context_engines(int fd,
                                  const struct intel_query_engine_info *info,