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[AMD Public Use]
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
From: YuBiao Wang <YuBiao.Wang@xxxxxxx>
Sent: Thursday, May 13, 2021 6:33 AM To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx <amd-gfx@xxxxxxxxxxxxxxxxxxxxx> Cc: Grodzovsky, Andrey <Andrey.Grodzovsky@xxxxxxx>; Quan, Evan <Evan.Quan@xxxxxxx>; Chen, Horace <Horace.Chen@xxxxxxx>; Tuikov, Luben <Luben.Tuikov@xxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Xiao, Jack <Jack.Xiao@xxxxxxx>; Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Liu, Monk <Monk.Liu@xxxxxxx>; Xu, Feifei <Feifei.Xu@xxxxxxx>; Wang, Kevin(Yang) <Kevin1.Wang@xxxxxxx>; Xiaojie Yuan <xiaojie.yuan@xxxxxxx>; Wang, YuBiao <YuBiao.Wang@xxxxxxx> Subject: [PATCH] drm/amd/amdgpu: psp program IH_RB_CTRL on sienna_cichlid [Why]
IH_RB_CNTL is blocked by PSP so we need to ask psp to help config it. [How] Move psp ip block before ih, and use psp to program IH_RB_CNTL under sriov. Signed-off-by: YuBiao Wang <YuBiao.Wang@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 20 ++++++++++++++++++-- drivers/gpu/drm/amd/amdgpu/nv.c | 12 +++++++++--- 2 files changed, 27 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c index f4e4040bbd25..5ee923ccdeb3 100644 --- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c @@ -151,7 +151,15 @@ static int navi10_ih_toggle_ring_interrupts(struct amdgpu_device *adev, /* enable_intr field is only valid in ring0 */ if (ih == &adev->irq.ih) tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, ENABLE_INTR, (enable ? 1 : 0)); - WREG32(ih_regs->ih_rb_cntl, tmp); + + if (amdgpu_sriov_vf(adev) && amdgpu_sriov_reg_indirect_ih(adev)) { + if (psp_reg_program(&adev->psp, ih_regs->psp_reg_id, tmp)) { + DRM_ERROR("PSP program IH_RB_CNTL failed!\n"); + return -ETIMEDOUT; + } + } else { + WREG32(ih_regs->ih_rb_cntl, tmp); + } if (enable) { ih->enabled = true; @@ -261,7 +269,15 @@ static int navi10_ih_enable_ring(struct amdgpu_device *adev, tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_ENABLE, 0); tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, RB_FULL_DRAIN_ENABLE, 1); } - WREG32(ih_regs->ih_rb_cntl, tmp); + + if (amdgpu_sriov_vf(adev) && amdgpu_sriov_reg_indirect_ih(adev)) { + if (psp_reg_program(&adev->psp, ih_regs->psp_reg_id, tmp)) { + DRM_ERROR("PSP program IH_RB_CNTL failed!\n"); + return -ETIMEDOUT; + } + } else { + WREG32(ih_regs->ih_rb_cntl, tmp); + } if (ih == &adev->irq.ih) { /* set the ih ring 0 writeback address whether it's enabled or not */ diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index 75d1f9b939b2..2ec5d4e1f363 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -764,9 +764,15 @@ int nv_set_ip_blocks(struct amdgpu_device *adev) case CHIP_SIENNA_CICHLID: amdgpu_device_ip_block_add(adev, &nv_common_ip_block); amdgpu_device_ip_block_add(adev, &gmc_v10_0_ip_block); - amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block); - if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) - amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); + if (!amdgpu_sriov_vf(adev)) { + amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block); + if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) + amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); + } else { + if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) + amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); + amdgpu_device_ip_block_add(adev, &navi10_ih_ip_block); + } if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP && is_support_sw_smu(adev)) amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block); -- 2.25.1 |
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