GCC diagnostic pragma method throws below warnings in some of the versions

drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:16:9: warning: unknown option after 
'#pragma GCC diagnostic' kind [-Wpragmas]
 #pragma GCC diagnostic ignored "-Wunused-const-variable"
         ^
In file included from drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:18:0:
drivers/gpu/drm/msm/adreno/adreno_gen7_0_0_snapshot.h:924:19: warning: 
'gen7_0_0_external_core_regs__always_unused' defined but not used 
[-Wunused-variable]
 static const u32 *gen7_0_0_external_core_regs__always_unused[] = {
                   ^
In file included from drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:19:0:
drivers/gpu/drm/msm/adreno/adreno_gen7_2_0_snapshot.h:748:19: warning: 
'gen7_2_0_external_core_regs' defined but not used [-Wunused-variable]
 static const u32 *gen7_2_0_external_core_regs[] = {
                   ^
In file included from drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c:20:0:
drivers/gpu/drm/msm/adreno/adreno_gen7_9_0_snapshot.h:1188:43: warning: 
'gen7_9_0_sptp_clusters' defined but not used [-Wunused-variable]
 static struct gen7_sptp_cluster_registers gen7_9_0_sptp_clusters[] = {
                                           ^
drivers/gpu/drm/msm/adreno/adreno_gen7_9_0_snapshot.h:1438:19: warning: 
'gen7_9_0_external_core_regs' defined but not used [-Wunused-variable]
 static const u32 *gen7_9_0_external_core_regs[] = {

Remove GCC dependency by using __always_unused for the unused gen7_* includes.

Fixes: 64d6255650d4 ("drm/msm: More fully implement devcoredump for a7xx")
Suggested-by: Rob Clark <robdcl...@chromium.org>
Signed-off-by: Abhinav Kumar <quic_abhin...@quicinc.com>
---
 drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c | 13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c 
b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
index 0a7717a4fc2f..62ca0cf24005 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
@@ -8,19 +8,10 @@
 #include "a6xx_gpu_state.h"
 #include "a6xx_gmu.xml.h"
 
-/* Ignore diagnostics about register tables that we aren't using yet. We don't
- * want to modify these headers too much from their original source.
- */
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-variable"
-#pragma GCC diagnostic ignored "-Wunused-const-variable"
-
 #include "adreno_gen7_0_0_snapshot.h"
 #include "adreno_gen7_2_0_snapshot.h"
 #include "adreno_gen7_9_0_snapshot.h"
 
-#pragma GCC diagnostic pop
-
 struct a6xx_gpu_state_obj {
        const void *handle;
        u32 *data;
@@ -1350,6 +1341,10 @@ static void a7xx_get_registers(struct msm_gpu *gpu,
        int index = 0;
        const u32 *pre_crashdumper_regs;
        const struct gen7_reg_list *reglist;
+       __always_unused const u32 **external_core_regs7_0_0 = 
gen7_0_0_external_core_regs;
+       __always_unused const u32 **external_core_regs_7_2_0 = 
gen7_2_0_external_core_regs;
+       __always_unused const u32 **external_core_regs_7_9_0 = 
gen7_9_0_external_core_regs;
+       __always_unused struct gen7_sptp_cluster_registers *sptp_gen7 = 
gen7_9_0_sptp_clusters;
 
        if (adreno_is_a730(adreno_gpu)) {
                reglist = gen7_0_0_reg_list;
-- 
2.44.0

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