diff options
| author | shaoyunl <shaoyun.liu@amd.com> | 2020-04-27 13:38:28 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-01 15:19:08 -0400 |
| commit | 43a10b15d44221371126a07347f2b5d11b8314df (patch) | |
| tree | fbfc915eaa3d55e2757290c629d9e1b91c5533c1 | |
| parent | d09f85d52ad6d1da9d6b8aecca6b81e0b4750afb (diff) | |
| download | linux-stable-43a10b15d44221371126a07347f2b5d11b8314df.tar.gz linux-stable-43a10b15d44221371126a07347f2b5d11b8314df.tar.bz2 linux-stable-43a10b15d44221371126a07347f2b5d11b8314df.zip | |
amd/amdgpu: Limit rlcg write registers only for nv12
Create gfx_v10_0_rlc_funcs_sriov for nv12 with rlcg_write function pointers be initialized
so driver can use RLCG to write aceess CSIB and CP_ME_CNTL registers when nv12 in sriov mode
Signed-off-by: shaoyunl <shaoyun.liu@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/gfx_v10_0.c | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 04c5c8d257a3..38f704705dbc 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -4577,11 +4577,13 @@ static int gfx_v10_0_init_csb(struct amdgpu_device *adev) adev->gfx.rlc.funcs->get_csb_buffer(adev, adev->gfx.rlc.cs_ptr); /* csib */ - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_HI, - adev->gfx.rlc.clear_state_gpu_addr >> 32); - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_ADDR_LO, - adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc); - WREG32_SOC15_RLC(GC, 0, mmRLC_CSIB_LENGTH, adev->gfx.rlc.clear_state_size); + /* amdgpu_mm_wreg_mmio_rlc will fall back to mmio if doesn't support rlcg_write */ + amdgpu_mm_wreg_mmio_rlc(adev, SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_HI), + adev->gfx.rlc.clear_state_gpu_addr >> 32, 0); + amdgpu_mm_wreg_mmio_rlc(adev, SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_ADDR_LO), + adev->gfx.rlc.clear_state_gpu_addr & 0xfffffffc, 0); + amdgpu_mm_wreg_mmio_rlc(adev, SOC15_REG_OFFSET(GC, 0, mmRLC_CSIB_LENGTH), + adev->gfx.rlc.clear_state_size, 0); return 0; } @@ -5190,7 +5192,7 @@ static int gfx_v10_0_cp_gfx_enable(struct amdgpu_device *adev, bool enable) tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, ME_HALT, enable ? 0 : 1); tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, PFP_HALT, enable ? 0 : 1); tmp = REG_SET_FIELD(tmp, CP_ME_CNTL, CE_HALT, enable ? 0 : 1); - WREG32_SOC15_RLC(GC, 0, mmCP_ME_CNTL, tmp); + amdgpu_mm_wreg_mmio_rlc(adev, SOC15_REG_OFFSET(GC, 0, mmCP_ME_CNTL), tmp, 0); for (i = 0; i < adev->usec_timeout; i++) { if (RREG32_SOC15(GC, 0, mmCP_STAT) == 0) @@ -7088,6 +7090,20 @@ static const struct amdgpu_rlc_funcs gfx_v10_0_rlc_funcs = { .reset = gfx_v10_0_rlc_reset, .start = gfx_v10_0_rlc_start, .update_spm_vmid = gfx_v10_0_update_spm_vmid, +}; + +static const struct amdgpu_rlc_funcs gfx_v10_0_rlc_funcs_sriov = { + .is_rlc_enabled = gfx_v10_0_is_rlc_enabled, + .set_safe_mode = gfx_v10_0_set_safe_mode, + .unset_safe_mode = gfx_v10_0_unset_safe_mode, + .init = gfx_v10_0_rlc_init, + .get_csb_size = gfx_v10_0_get_csb_size, + .get_csb_buffer = gfx_v10_0_get_csb_buffer, + .resume = gfx_v10_0_rlc_resume, + .stop = gfx_v10_0_rlc_stop, + .reset = gfx_v10_0_rlc_reset, + .start = gfx_v10_0_rlc_start, + .update_spm_vmid = gfx_v10_0_update_spm_vmid, .rlcg_wreg = gfx_v10_rlcg_wreg, .is_rlcg_access_range = gfx_v10_0_is_rlcg_access_range, }; @@ -8185,9 +8201,11 @@ static void gfx_v10_0_set_rlc_funcs(struct amdgpu_device *adev) switch (adev->asic_type) { case CHIP_NAVI10: case CHIP_NAVI14: - case CHIP_NAVI12: adev->gfx.rlc.funcs = &gfx_v10_0_rlc_funcs; break; + case CHIP_NAVI12: + adev->gfx.rlc.funcs = &gfx_v10_0_rlc_funcs_sriov; + break; default: break; } |