drm/i915/gem: reconcile Excess struct member kernel-doc warnings

Document nested struct members with full names as described in
Documentation/doc-guide/kernel-doc.rst.

i915_gem_context_types.h:420: warning: Excess struct member 'lock' description in 'i915_gem_context'

Signed-off-by: Randy Dunlap <[email protected]>
Cc: Jani Nikula <[email protected]>
Cc: Joonas Lahtinen <[email protected]>
Cc: Rodrigo Vivi <[email protected]>
Cc: Tvrtko Ursulin <[email protected]>
Cc: [email protected]
Cc: Jonathan Corbet <[email protected]>
Cc: [email protected]
Reviewed-by: Rodrigo Vivi <[email protected]>
Reviewed-by: Andi Shyti <[email protected]>
Signed-off-by: Andi Shyti <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 7353c3d)
Signed-off-by: Joonas Lahtinen <[email protected]>

Author: rddunlap

drivers/gpu/drm/i915/gem/i915_gem_context_types.h

@@ -412,9 +412,9 @@ struct i915_gem_context {
 
 	/** @stale: tracks stale engines to be destroyed */
 	struct {
-		/** @lock: guards engines */
+		/** @stale.lock: guards engines */
 		spinlock_t lock;
-		/** @engines: list of stale engines */
+		/** @stale.engines: list of stale engines */
 		struct list_head engines;
 	} stale;
 };