diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c | 124 |
1 files changed, 114 insertions, 10 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c b/drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c index b5c3db16c2b0..05ddec7ba7e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c @@ -34,6 +34,14 @@ #define smnCPM_CONTROL 0x11180460 #define smnPCIE_CNTL2 0x11180070 #define smnPCIE_LC_CNTL 0x11140280 +#define smnPCIE_LC_CNTL3 0x111402d4 +#define smnPCIE_LC_CNTL6 0x111402ec +#define smnPCIE_LC_CNTL7 0x111402f0 +#define smnBIF_CFG_DEV0_EPF0_DEVICE_CNTL2 0x1014008c +#define smnRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL 0x10123538 +#define smnBIF_CFG_DEV0_EPF0_PCIE_LTR_CAP 0x10140324 +#define smnPSWUSP0_PCIE_LC_CNTL2 0x111402c4 +#define smnNBIF_MGCG_CTRL_LCLK 0x1013a21c #define mmBIF_SDMA2_DOORBELL_RANGE 0x01d6 #define mmBIF_SDMA2_DOORBELL_RANGE_BASE_IDX 2 @@ -80,15 +88,6 @@ static void nbio_v2_3_mc_access_enable(struct amdgpu_device *adev, bool enable) WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0); } -static void nbio_v2_3_hdp_flush(struct amdgpu_device *adev, - struct amdgpu_ring *ring) -{ - if (!ring || !ring->funcs->emit_wreg) - WREG32_NO_KIQ((adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0); - else - amdgpu_ring_emit_wreg(ring, (adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >> 2, 0); -} - static u32 nbio_v2_3_get_memsize(struct amdgpu_device *adev) { return RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_RCC_CONFIG_MEMSIZE); @@ -359,6 +358,111 @@ static void nbio_v2_3_enable_aspm(struct amdgpu_device *adev, WREG32_PCIE(smnPCIE_LC_CNTL, data); } +static void nbio_v2_3_program_ltr(struct amdgpu_device *adev) +{ + uint32_t def, data; + + WREG32_PCIE(smnRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL, 0x75EB); + + def = data = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP2); + data &= ~RCC_BIF_STRAP2__STRAP_LTR_IN_ASPML1_DIS_MASK; + if (def != data) + WREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP2, data); + + def = data = RREG32_PCIE(smnRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL); + data &= ~EP_PCIE_TX_LTR_CNTL__LTR_PRIV_MSG_DIS_IN_PM_NON_D0_MASK; + if (def != data) + WREG32_PCIE(smnRCC_EP_DEV0_0_EP_PCIE_TX_LTR_CNTL, data); + + def = data = RREG32_PCIE(smnBIF_CFG_DEV0_EPF0_DEVICE_CNTL2); + data |= BIF_CFG_DEV0_EPF0_DEVICE_CNTL2__LTR_EN_MASK; + if (def != data) + WREG32_PCIE(smnBIF_CFG_DEV0_EPF0_DEVICE_CNTL2, data); +} + +static void nbio_v2_3_program_aspm(struct amdgpu_device *adev) +{ + uint32_t def, data; + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL); + data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK; + data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK; + data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL, data); + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL7); + data |= PCIE_LC_CNTL7__LC_NBIF_ASPM_INPUT_EN_MASK; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL7, data); + + def = data = RREG32_PCIE(smnNBIF_MGCG_CTRL_LCLK); + data |= NBIF_MGCG_CTRL_LCLK__NBIF_MGCG_REG_DIS_LCLK_MASK; + if (def != data) + WREG32_PCIE(smnNBIF_MGCG_CTRL_LCLK, data); + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL3); + data |= PCIE_LC_CNTL3__LC_DSC_DONT_ENTER_L23_AFTER_PME_ACK_MASK; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL3, data); + + def = data = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP3); + data &= ~RCC_BIF_STRAP3__STRAP_VLINK_ASPM_IDLE_TIMER_MASK; + data &= ~RCC_BIF_STRAP3__STRAP_VLINK_PM_L1_ENTRY_TIMER_MASK; + if (def != data) + WREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP3, data); + + def = data = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP5); + data &= ~RCC_BIF_STRAP5__STRAP_VLINK_LDN_ENTRY_TIMER_MASK; + if (def != data) + WREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP5, data); + + def = data = RREG32_PCIE(smnBIF_CFG_DEV0_EPF0_DEVICE_CNTL2); + data &= ~BIF_CFG_DEV0_EPF0_DEVICE_CNTL2__LTR_EN_MASK; + if (def != data) + WREG32_PCIE(smnBIF_CFG_DEV0_EPF0_DEVICE_CNTL2, data); + + WREG32_PCIE(smnBIF_CFG_DEV0_EPF0_PCIE_LTR_CAP, 0x10011001); + + def = data = RREG32_PCIE(smnPSWUSP0_PCIE_LC_CNTL2); + data |= PSWUSP0_PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK | + PSWUSP0_PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK; + data &= ~PSWUSP0_PCIE_LC_CNTL2__LC_RCV_L0_TO_RCV_L0S_DIS_MASK; + if (def != data) + WREG32_PCIE(smnPSWUSP0_PCIE_LC_CNTL2, data); + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL6); + data |= PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK | + PCIE_LC_CNTL6__LC_RX_L0S_STANDBY_EN_MASK; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL6, data); + + nbio_v2_3_program_ltr(adev); + + def = data = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP3); + data |= 0x5DE0 << RCC_BIF_STRAP3__STRAP_VLINK_ASPM_IDLE_TIMER__SHIFT; + data |= 0x0010 << RCC_BIF_STRAP3__STRAP_VLINK_PM_L1_ENTRY_TIMER__SHIFT; + if (def != data) + WREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP3, data); + + def = data = RREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP5); + data |= 0x0010 << RCC_BIF_STRAP5__STRAP_VLINK_LDN_ENTRY_TIMER__SHIFT; + if (def != data) + WREG32_SOC15(NBIO, 0, mmRCC_BIF_STRAP5, data); + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL); + data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK; + data |= 0x9 << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT; + data |= 0x1 << PCIE_LC_CNTL__LC_PMI_TO_L1_DIS__SHIFT; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL, data); + + def = data = RREG32_PCIE(smnPCIE_LC_CNTL3); + data &= ~PCIE_LC_CNTL3__LC_DSC_DONT_ENTER_L23_AFTER_PME_ACK_MASK; + if (def != data) + WREG32_PCIE(smnPCIE_LC_CNTL3, data); +} + const struct amdgpu_nbio_funcs nbio_v2_3_funcs = { .get_hdp_flush_req_offset = nbio_v2_3_get_hdp_flush_req_offset, .get_hdp_flush_done_offset = nbio_v2_3_get_hdp_flush_done_offset, @@ -366,7 +470,6 @@ const struct amdgpu_nbio_funcs nbio_v2_3_funcs = { .get_pcie_data_offset = nbio_v2_3_get_pcie_data_offset, .get_rev_id = nbio_v2_3_get_rev_id, .mc_access_enable = nbio_v2_3_mc_access_enable, - .hdp_flush = nbio_v2_3_hdp_flush, .get_memsize = nbio_v2_3_get_memsize, .sdma_doorbell_range = nbio_v2_3_sdma_doorbell_range, .vcn_doorbell_range = nbio_v2_3_vcn_doorbell_range, @@ -380,4 +483,5 @@ const struct amdgpu_nbio_funcs nbio_v2_3_funcs = { .init_registers = nbio_v2_3_init_registers, .remap_hdp_registers = nbio_v2_3_remap_hdp_registers, .enable_aspm = nbio_v2_3_enable_aspm, + .program_aspm = nbio_v2_3_program_aspm, }; |