diff options
| author |  Lang Yu <Lang.Yu@amd.com>
| 2023-07-18 16:29:38 -0400 |
|---|---|---|
| committer |  Alex Deucher <alexander.deucher@amd.com>
| 2023-08-31 16:33:56 -0400 |
| commit | 5861e47731aa8e8c29bca5d51705a5435397c6ae (patch) | |
| tree | f55b66c54cf9762f5563b0ee68d4764be8282ccd /drivers/gpu/drm/amd | |
| parent | drm/amdgpu: add nbio callback for VPE (diff) | |
| download | linux-5861e47731aa8e8c29bca5d51705a5435397c6ae.tar.gz linux-5861e47731aa8e8c29bca5d51705a5435397c6ae.tar.bz2 linux-5861e47731aa8e8c29bca5d51705a5435397c6ae.zip | |
drm/amdgpu: add nbio 7.11 callback for VPE
Add nbio callback to configure doorbell settings.
Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c index 7c08e5f95e97..5318f9c269c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_11.c @@ -79,6 +79,29 @@ static void nbio_v7_11_sdma_doorbell_range(struct amdgpu_device *adev, int insta WREG32_PCIE_PORT(reg, doorbell_range); } +static void nbio_v7_11_vpe_doorbell_range(struct amdgpu_device *adev, int instance, + bool use_doorbell, int doorbell_index, + int doorbell_size) +{ + u32 reg = SOC15_REG_OFFSET(NBIO, 0, regGDC0_BIF_VPE_DOORBELL_RANGE); + u32 doorbell_range = RREG32_PCIE_PORT(reg); + + if (use_doorbell) { + doorbell_range = REG_SET_FIELD(doorbell_range, + GDC0_BIF_VPE_DOORBELL_RANGE, + OFFSET, doorbell_index); + doorbell_range = REG_SET_FIELD(doorbell_range, + GDC0_BIF_VPE_DOORBELL_RANGE, + SIZE, doorbell_size); + } else { + doorbell_range = REG_SET_FIELD(doorbell_range, + GDC0_BIF_VPE_DOORBELL_RANGE, + SIZE, 0); + } + + WREG32_PCIE_PORT(reg, doorbell_range); +} + static void nbio_v7_11_enable_doorbell_aperture(struct amdgpu_device *adev, bool enable) { @@ -235,6 +258,7 @@ const struct amdgpu_nbio_funcs nbio_v7_11_funcs = { .mc_access_enable = nbio_v7_11_mc_access_enable, .get_memsize = nbio_v7_11_get_memsize, .sdma_doorbell_range = nbio_v7_11_sdma_doorbell_range, + .vpe_doorbell_range = nbio_v7_11_vpe_doorbell_range, .enable_doorbell_aperture = nbio_v7_11_enable_doorbell_aperture, .enable_doorbell_selfring_aperture = nbio_v7_11_enable_doorbell_selfring_aperture, .ih_doorbell_range = nbio_v7_11_ih_doorbell_range, |