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author | Shiwu Zhang <shiwu.zhang@amd.com> | 2023-05-16 09:55:38 +0800 |
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committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 10:44:37 -0400 |
commit | 89fb3020d68d46807e1341ad8acae53cdf197234 (patch) | |
tree | af6ad58354f4c2d1d18c51b105805a8c6e4fc76c | |
parent | 332bb09352a69b8e7cf0825575f90581d3695135 (diff) | |
download | linux-stable-89fb3020d68d46807e1341ad8acae53cdf197234.tar.gz linux-stable-89fb3020d68d46807e1341ad8acae53cdf197234.tar.bz2 linux-stable-89fb3020d68d46807e1341ad8acae53cdf197234.zip |
drm/amdgpu: init the XCC_DOORBELL_FENCE regs
add the the init_registers callback for nbio_v7_9
Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index 755259e96bbc..ad70086de9b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -424,6 +424,22 @@ nbio_v7_9_get_memory_partition_mode(struct amdgpu_device *adev, u32 *supp_modes) return ffs(tmp); } +static void nbio_v7_9_init_registers(struct amdgpu_device *adev) +{ + u32 inst_mask; + int i; + + WREG32_SOC15(NBIO, 0, regXCC_DOORBELL_FENCE, + 0xff & ~(adev->gfx.xcc_mask)); + + inst_mask = adev->aid_mask & ~1U; + for_each_inst(i, inst_mask) { + WREG32_SOC15_EXT(NBIO, i, regXCC_DOORBELL_FENCE, i, + XCC_DOORBELL_FENCE__SHUB_SLV_MODE_MASK); + + } +} + const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_hdp_flush_req_offset = nbio_v7_9_get_hdp_flush_req_offset, .get_hdp_flush_done_offset = nbio_v7_9_get_hdp_flush_done_offset, @@ -447,4 +463,5 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_compute_partition_mode = nbio_v7_9_get_compute_partition_mode, .set_compute_partition_mode = nbio_v7_9_set_compute_partition_mode, .get_memory_partition_mode = nbio_v7_9_get_memory_partition_mode, + .init_registers = nbio_v7_9_init_registers, }; |