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authorAlex Deucher <alexander.deucher@amd.com>2021-10-08 17:21:42 +0300
committerAlex Deucher <alexander.deucher@amd.com>2021-10-11 18:57:00 +0300
commita0f9f85466683436da4be1f02aa14a8549157651 (patch)
tree1a4bb86d910f926443cffdbb855fd5394f9154f2 /drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
parent1605b5be7a79df90150d4ce8c640a0f0911ba9e6 (diff)
downloadlinux-a0f9f85466683436da4be1f02aa14a8549157651.tar.xz
drm/amdgpu/nbio7.4: don't use GPU_HDP_FLUSH bit 12
It's used internally by firmware. Using it in the driver could conflict with firmware. Reviewed-by: James Zhu <James.Zhu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index 91b3afa946f5..3b7775d74bb2 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -56,12 +56,15 @@
* These are nbio v7_4_1 registers mask. Temporarily define these here since
* nbio v7_4_1 header is incomplete.
*/
-#define GPU_HDP_FLUSH_DONE__RSVD_ENG0_MASK 0x00001000L
+#define GPU_HDP_FLUSH_DONE__RSVD_ENG0_MASK 0x00001000L /* Don't use. Firmware uses this bit internally */
#define GPU_HDP_FLUSH_DONE__RSVD_ENG1_MASK 0x00002000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG2_MASK 0x00004000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG3_MASK 0x00008000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG4_MASK 0x00010000L
#define GPU_HDP_FLUSH_DONE__RSVD_ENG5_MASK 0x00020000L
+#define GPU_HDP_FLUSH_DONE__RSVD_ENG6_MASK 0x00040000L
+#define GPU_HDP_FLUSH_DONE__RSVD_ENG7_MASK 0x00080000L
+#define GPU_HDP_FLUSH_DONE__RSVD_ENG8_MASK 0x00100000L
#define mmBIF_MMSCH1_DOORBELL_RANGE 0x01dc
#define mmBIF_MMSCH1_DOORBELL_RANGE_BASE_IDX 2
@@ -332,14 +335,14 @@ const struct nbio_hdp_flush_reg nbio_v7_4_hdp_flush_reg = {
.ref_and_mask_cp7 = GPU_HDP_FLUSH_DONE__CP7_MASK,
.ref_and_mask_cp8 = GPU_HDP_FLUSH_DONE__CP8_MASK,
.ref_and_mask_cp9 = GPU_HDP_FLUSH_DONE__CP9_MASK,
- .ref_and_mask_sdma0 = GPU_HDP_FLUSH_DONE__SDMA0_MASK,
- .ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__SDMA1_MASK,
- .ref_and_mask_sdma2 = GPU_HDP_FLUSH_DONE__RSVD_ENG0_MASK,
- .ref_and_mask_sdma3 = GPU_HDP_FLUSH_DONE__RSVD_ENG1_MASK,
- .ref_and_mask_sdma4 = GPU_HDP_FLUSH_DONE__RSVD_ENG2_MASK,
- .ref_and_mask_sdma5 = GPU_HDP_FLUSH_DONE__RSVD_ENG3_MASK,
- .ref_and_mask_sdma6 = GPU_HDP_FLUSH_DONE__RSVD_ENG4_MASK,
- .ref_and_mask_sdma7 = GPU_HDP_FLUSH_DONE__RSVD_ENG5_MASK,
+ .ref_and_mask_sdma0 = GPU_HDP_FLUSH_DONE__RSVD_ENG1_MASK,
+ .ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__RSVD_ENG2_MASK,
+ .ref_and_mask_sdma2 = GPU_HDP_FLUSH_DONE__RSVD_ENG3_MASK,
+ .ref_and_mask_sdma3 = GPU_HDP_FLUSH_DONE__RSVD_ENG4_MASK,
+ .ref_and_mask_sdma4 = GPU_HDP_FLUSH_DONE__RSVD_ENG5_MASK,
+ .ref_and_mask_sdma5 = GPU_HDP_FLUSH_DONE__RSVD_ENG6_MASK,
+ .ref_and_mask_sdma6 = GPU_HDP_FLUSH_DONE__RSVD_ENG7_MASK,
+ .ref_and_mask_sdma7 = GPU_HDP_FLUSH_DONE__RSVD_ENG8_MASK,
};
static void nbio_v7_4_init_registers(struct amdgpu_device *adev)