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drm/amdgpu: enable Doorbell support for Renoir (v2) 

Add VCN range aperture to NBIO 7.0

v2: rebase (Alex)

Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Leo Liu <leo.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Leo Liu 2019-07-15 10:14:17 -04:00 committed by Alex Deucher
parent dc9b6e934b
commit 0c6b391d68
2 changed files with 25 additions and 0 deletions
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21
drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c
View File

@ -91,6 +91,26 @@ static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instan
WREG32(reg, doorbell_range);
}
static void nbio_v7_0_vcn_doorbell_range(struct amdgpu_device *adev, bool use_doorbell,
int doorbell_index, int instance)
{
u32 reg = SOC15_REG_OFFSET(NBIO, 0, mmBIF_MMSCH0_DOORBELL_RANGE);
u32 doorbell_range = RREG32(reg);
if (use_doorbell) {
doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_MMSCH0_DOORBELL_RANGE, OFFSET,
doorbell_index);
doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_MMSCH0_DOORBELL_RANGE, SIZE, 8);
} else
doorbell_range = REG_SET_FIELD(doorbell_range,
BIF_MMSCH0_DOORBELL_RANGE, SIZE, 0);
WREG32(reg, doorbell_range);
}
static void nbio_v7_0_enable_doorbell_aperture(struct amdgpu_device *adev,
bool enable)
{
@ -282,6 +302,7 @@ const struct amdgpu_nbio_funcs nbio_v7_0_funcs = {
.hdp_flush = nbio_v7_0_hdp_flush,
.get_memsize = nbio_v7_0_get_memsize,
.sdma_doorbell_range = nbio_v7_0_sdma_doorbell_range,
.vcn_doorbell_range = nbio_v7_0_vcn_doorbell_range,
.enable_doorbell_aperture = nbio_v7_0_enable_doorbell_aperture,
.enable_doorbell_selfring_aperture = nbio_v7_0_enable_doorbell_selfring_aperture,
.ih_doorbell_range = nbio_v7_0_ih_doorbell_range,

4
drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c
View File

@ -81,6 +81,10 @@ void vega10_doorbell_index_init(struct amdgpu_device *adev)
adev->doorbell_index.uvd_vce.vce_ring2_3 = AMDGPU_DOORBELL64_VCE_RING2_3;
adev->doorbell_index.uvd_vce.vce_ring4_5 = AMDGPU_DOORBELL64_VCE_RING4_5;
adev->doorbell_index.uvd_vce.vce_ring6_7 = AMDGPU_DOORBELL64_VCE_RING6_7;
adev->doorbell_index.vcn.vcn_ring0_1 = AMDGPU_DOORBELL64_VCN0_1;
adev->doorbell_index.vcn.vcn_ring2_3 = AMDGPU_DOORBELL64_VCN2_3;
adev->doorbell_index.vcn.vcn_ring4_5 = AMDGPU_DOORBELL64_VCN4_5;
adev->doorbell_index.vcn.vcn_ring6_7 = AMDGPU_DOORBELL64_VCN6_7;
adev->doorbell_index.first_non_cp = AMDGPU_DOORBELL64_FIRST_NON_CP;
adev->doorbell_index.last_non_cp = AMDGPU_DOORBELL64_LAST_NON_CP;