Commit 4b27a33c authored by Alex Sierra's avatar Alex Sierra Committed by Alex Deucher

drm/amdgpu: Force order between a read and write to the same address

Setting register to force ordering to prevent read/write or write/read
hazards for un-cached modes.
Signed-off-by: default avatarAlex Sierra <alex.sierra@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.1.x
parent 884e9b08
......@@ -89,6 +89,10 @@ MODULE_FIRMWARE("amdgpu/gc_11_5_0_me.bin");
MODULE_FIRMWARE("amdgpu/gc_11_5_0_mec.bin");
MODULE_FIRMWARE("amdgpu/gc_11_5_0_rlc.bin");
static const struct soc15_reg_golden golden_settings_gc_11_0[] = {
SOC15_REG_GOLDEN_VALUE(GC, 0, regTCP_CNTL, 0x20000000, 0x20000000)
};
static const struct soc15_reg_golden golden_settings_gc_11_0_1[] =
{
SOC15_REG_GOLDEN_VALUE(GC, 0, regCGTT_GS_NGG_CLK_CTRL, 0x9fff8fff, 0x00000010),
......@@ -304,6 +308,10 @@ static void gfx_v11_0_init_golden_registers(struct amdgpu_device *adev)
default:
break;
}
soc15_program_register_sequence(adev,
golden_settings_gc_11_0,
(const u32)ARRAY_SIZE(golden_settings_gc_11_0));
}
static void gfx_v11_0_write_data_to_reg(struct amdgpu_ring *ring, int eng_sel,
......
......@@ -6369,6 +6369,8 @@
#define regTCP_INVALIDATE_BASE_IDX 1
#define regTCP_STATUS 0x19a1
#define regTCP_STATUS_BASE_IDX 1
#define regTCP_CNTL 0x19a2
#define regTCP_CNTL_BASE_IDX 1
#define regTCP_CNTL2 0x19a3
#define regTCP_CNTL2_BASE_IDX 1
#define regTCP_DEBUG_INDEX 0x19a5
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