drm/amdkfd: Fix gfx9 XNACK state save/restore

SQ_WAVE_IB_STS.RCNT grew from 4 bits to 5 in gfx9. Do not truncate
when saving in the high bits of TTMP1.
Signed-off-by: Jay Cornwall <Jay.Cornwall@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h

@@ -310,8 +310,8 @@ static const uint32_t cwsr_trap_gfx9_hex[] = {
 	0xbe801f6c, 0x866dff6d,
 	0x0000ffff, 0xbef00080,
 	0xb9700283, 0xb8f02407,
-	0x8e709c70, 0x876d706d,
-	0xb8f003c7, 0x8e709b70,
+	0x8e709b70, 0x876d706d,
+	0xb8f003c7, 0x8e709a70,
 	0x876d706d, 0xb8f0f807,
 	0x8670ff70, 0x00007fff,
 	0xb970f807, 0xbeee007e,
@@ -549,11 +549,11 @@ static const uint32_t cwsr_trap_gfx9_hex[] = {
 	0x00000048, 0xc0031e77,
 	0x00000058, 0xc0071eb7,
 	0x0000005c, 0xbf8cc07f,
-	0x866fff6d, 0xf0000000,
-	0x8f6f9c6f, 0x8e6f906f,
+	0x866fff6d, 0xf8000000,
+	0x8f6f9b6f, 0x8e6f906f,
 	0xbeee0080, 0x876e6f6e,
-	0x866fff6d, 0x08000000,
-	0x8f6f9b6f, 0x8e6f8f6f,
+	0x866fff6d, 0x04000000,
+	0x8f6f9a6f, 0x8e6f8f6f,
 	0x876e6f6e, 0x866fff70,
 	0x00800000, 0x8f6f976f,
 	0xb96ef807, 0x866dff6d,

drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx9.asm

@@ -150,10 +150,10 @@ var S_SAVE_SPI_INIT_MTYPE_SHIFT		=   28
 var S_SAVE_SPI_INIT_FIRST_WAVE_MASK	=   0x04000000		//bit[26]: FirstWaveInTG
 var S_SAVE_SPI_INIT_FIRST_WAVE_SHIFT	=   26
 
-var S_SAVE_PC_HI_RCNT_SHIFT		=   28			//FIXME	 check with Brian to ensure all fields other than PC[47:0] can be used
-var S_SAVE_PC_HI_RCNT_MASK		=   0xF0000000		//FIXME
-var S_SAVE_PC_HI_FIRST_REPLAY_SHIFT	=   27			//FIXME
-var S_SAVE_PC_HI_FIRST_REPLAY_MASK	=   0x08000000		//FIXME
+var S_SAVE_PC_HI_RCNT_SHIFT		=   27			//FIXME	 check with Brian to ensure all fields other than PC[47:0] can be used
+var S_SAVE_PC_HI_RCNT_MASK		=   0xF8000000		//FIXME
+var S_SAVE_PC_HI_FIRST_REPLAY_SHIFT	=   26			//FIXME
+var S_SAVE_PC_HI_FIRST_REPLAY_MASK	=   0x04000000		//FIXME
 
 var s_save_spi_init_lo		    =	exec_lo
 var s_save_spi_init_hi		    =	exec_hi