From 0c6b391d68be81bbf54bc326e5b6c7a18740067b Mon Sep 17 00:00:00 2001 From: Leo Liu Date: Mon, 15 Jul 2019 10:14:17 -0400 Subject: [PATCH] drm/amdgpu: enable Doorbell support for Renoir (v2) Add VCN range aperture to NBIO 7.0 v2: rebase (Alex) Acked-by: Huang Rui Signed-off-by: Leo Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 21 ++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c | 4 ++++ 2 files changed, 25 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index 73419fa38159..74eecb768a82 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -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, diff --git a/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c b/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c index a8e92638a2e8..bd0580334f83 100644 --- a/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c +++ b/drivers/gpu/drm/amd/amdgpu/vega10_reg_init.c @@ -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; -- 2.39.5