drm/amd/amdgpu: Add GFX9.1 PWR_MISC_CNTL_STATUS register to headers

The registers are needed for umr and not in the headers.  I left them
in the gfx_v9_0.c since it includes 9.0 and 9.4 headers and including
9.1 headers would result in a lot of duplicate registers clashing.
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/include/asic_reg/gc/gc_9_1_offset.h

@@ -159,6 +159,8 @@
 #define mmCP_DE_LAST_INVAL_COUNT_BASE_IDX                                                              0
 #define mmCP_DE_DE_COUNT                                                                               0x00c4
 #define mmCP_DE_DE_COUNT_BASE_IDX                                                                      0
+#define mmPWR_MISC_CNTL_STATUS                                                                         0x0183
+#define mmPWR_MISC_CNTL_STATUS_BASE_IDX                                                                0
 #define mmCP_STALLED_STAT3                                                                             0x019c
 #define mmCP_STALLED_STAT3_BASE_IDX                                                                    0
 #define mmCP_STALLED_STAT1                                                                             0x019d

drivers/gpu/drm/amd/include/asic_reg/gc/gc_9_1_sh_mask.h

@@ -801,6 +801,11 @@
 //CP_DE_DE_COUNT
 #define CP_DE_DE_COUNT__DRAW_ENGINE_COUNT__SHIFT                                                              0x0
 #define CP_DE_DE_COUNT__DRAW_ENGINE_COUNT_MASK                                                                0xFFFFFFFFL
+//PWR_MISC_CNTL_STATUS
+#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN__SHIFT                                                      0x0
+#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS__SHIFT                                                        0x1
+#define PWR_MISC_CNTL_STATUS__PWR_GFX_RLC_CGPG_EN_MASK                                                        0x00000001L
+#define PWR_MISC_CNTL_STATUS__PWR_GFXOFF_STATUS_MASK                                                          0x00000006L
 //CP_STALLED_STAT3
 #define CP_STALLED_STAT3__CE_TO_CSF_NOT_RDY_TO_RCV__SHIFT                                                     0x0
 #define CP_STALLED_STAT3__CE_TO_RAM_INIT_FETCHER_NOT_RDY_TO_RCV__SHIFT                                        0x1