drm/nouveau: fix the broken marco GSP_MSG_MAX_SIZE

[ Upstream commit bbae668 ]

The macro GSP_MSG_MAX_SIZE refers to another macro that doesn't exist.
It represents the max GSP message element size.

Fix the broken marco so it can be used to replace some magic numbers in
the code.

Signed-off-by: Zhi Wang <[email protected]>
Signed-off-by: Danilo Krummrich <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Signed-off-by: Sasha Levin <[email protected]>
(cherry picked from commit e1fffcd1d75db23797a842ccbd5ef9439e6a419d)
Signed-off-by: Jack Vogel <[email protected]>

Author: zhiwang-nvidia

drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c

@@ -58,7 +58,7 @@
 #include <linux/parser.h>
 
 #define GSP_MSG_MIN_SIZE GSP_PAGE_SIZE
-#define GSP_MSG_MAX_SIZE GSP_PAGE_MIN_SIZE * 16
+#define GSP_MSG_MAX_SIZE (GSP_MSG_MIN_SIZE * 16)
 
 struct r535_gsp_msg {
 	u8 auth_tag_buffer[16];