From bf383fb64e7c8ccc96d382e38e829737389708a7 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 8 Dec 2017 13:07:58 -0500 Subject: drm/amdgpu: convert nbio to use callbacks (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cleans up and consolidates all of the per-asic logic. v2: squash in "drm/amdgpu: fix NULL err for sriov detect" (Chunming) Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 105 +++++++++++++++++++++++++++------ 1 file changed, 88 insertions(+), 17 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index 851f58e0b9d9..29d7b4fd7a88 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -31,8 +31,10 @@ #define smnNBIF_MGCG_CTRL_LCLK 0x1013a05c +#define smnCPM_CONTROL 0x11180460 +#define smnPCIE_CNTL2 0x11180070 -u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev) +static u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev) { u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0); @@ -42,19 +44,19 @@ u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev) return tmp; } -u32 nbio_v7_0_get_atombios_scratch_regs(struct amdgpu_device *adev, +static u32 nbio_v7_0_get_atombios_scratch_regs(struct amdgpu_device *adev, uint32_t idx) { return RREG32_SOC15_OFFSET(NBIO, 0, mmBIOS_SCRATCH_0, idx); } -void nbio_v7_0_set_atombios_scratch_regs(struct amdgpu_device *adev, - uint32_t idx, uint32_t val) +static void nbio_v7_0_set_atombios_scratch_regs(struct amdgpu_device *adev, + uint32_t idx, uint32_t val) { WREG32_SOC15_OFFSET(NBIO, 0, mmBIOS_SCRATCH_0, idx, val); } -void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable) +static void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable) { if (enable) WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, @@ -63,18 +65,18 @@ void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable) WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0); } -void nbio_v7_0_hdp_flush(struct amdgpu_device *adev) +static void nbio_v7_0_hdp_flush(struct amdgpu_device *adev) { WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0); } -u32 nbio_v7_0_get_memsize(struct amdgpu_device *adev) +static u32 nbio_v7_0_get_memsize(struct amdgpu_device *adev) { return RREG32_SOC15(NBIO, 0, mmRCC_CONFIG_MEMSIZE); } -void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instance, - bool use_doorbell, int doorbell_index) +static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instance, + bool use_doorbell, int doorbell_index) { u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) : SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE); @@ -90,14 +92,20 @@ void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instance, WREG32(reg, doorbell_range); } -void nbio_v7_0_enable_doorbell_aperture(struct amdgpu_device *adev, - bool enable) +static void nbio_v7_0_enable_doorbell_aperture(struct amdgpu_device *adev, + bool enable) { WREG32_FIELD15(NBIO, 0, RCC_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, enable ? 1 : 0); } -void nbio_v7_0_ih_doorbell_range(struct amdgpu_device *adev, - bool use_doorbell, int doorbell_index) +static void nbio_v7_0_enable_doorbell_selfring_aperture(struct amdgpu_device *adev, + bool enable) +{ + +} + +static void nbio_v7_0_ih_doorbell_range(struct amdgpu_device *adev, + bool use_doorbell, int doorbell_index) { u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0 , mmBIF_IH_DOORBELL_RANGE); @@ -127,8 +135,8 @@ static void nbio_7_0_write_syshub_ind_mmr(struct amdgpu_device *adev, uint32_t o WREG32_SOC15(NBIO, 0, mmSYSHUB_DATA, data); } -void nbio_v7_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, - bool enable) +static void nbio_v7_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, + bool enable) { uint32_t def, data; @@ -166,7 +174,43 @@ void nbio_v7_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, nbio_7_0_write_syshub_ind_mmr(adev, ixSYSHUB_MMREG_IND_SYSHUB_MGCG_CTRL_SHUBCLK, data); } -void nbio_v7_0_ih_control(struct amdgpu_device *adev) +static void nbio_v7_0_update_medium_grain_light_sleep(struct amdgpu_device *adev, + bool enable) +{ + uint32_t def, data; + + def = data = RREG32_PCIE(smnPCIE_CNTL2); + if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS)) { + data |= (PCIE_CNTL2__SLV_MEM_LS_EN_MASK | + PCIE_CNTL2__MST_MEM_LS_EN_MASK | + PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK); + } else { + data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK | + PCIE_CNTL2__MST_MEM_LS_EN_MASK | + PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK); + } + + if (def != data) + WREG32_PCIE(smnPCIE_CNTL2, data); +} + +static void nbio_v7_0_get_clockgating_state(struct amdgpu_device *adev, + u32 *flags) +{ + int data; + + /* AMD_CG_SUPPORT_BIF_MGCG */ + data = RREG32_PCIE(smnCPM_CONTROL); + if (data & CPM_CONTROL__LCLK_DYN_GATE_ENABLE_MASK) + *flags |= AMD_CG_SUPPORT_BIF_MGCG; + + /* AMD_CG_SUPPORT_BIF_LS */ + data = RREG32_PCIE(smnPCIE_CNTL2); + if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK) + *flags |= AMD_CG_SUPPORT_BIF_LS; +} + +static void nbio_v7_0_ih_control(struct amdgpu_device *adev) { u32 interrupt_cntl; @@ -217,10 +261,37 @@ const struct nbio_hdp_flush_reg nbio_v7_0_hdp_flush_reg = { .ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__SDMA1_MASK, }; +static void nbio_v7_0_detect_hw_virt(struct amdgpu_device *adev) +{ + if (is_virtual_machine()) /* passthrough mode exclus sriov mod */ + adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE; +} + +static void nbio_v7_0_init_registers(struct amdgpu_device *adev) +{ + +} + const struct amdgpu_nbio_funcs nbio_v7_0_funcs = { + .hdp_flush_reg = &nbio_v7_0_hdp_flush_reg, .get_hdp_flush_req_offset = nbio_v7_0_get_hdp_flush_req_offset, .get_hdp_flush_done_offset = nbio_v7_0_get_hdp_flush_done_offset, .get_pcie_index_offset = nbio_v7_0_get_pcie_index_offset, .get_pcie_data_offset = nbio_v7_0_get_pcie_data_offset, + .get_rev_id = nbio_v7_0_get_rev_id, + .get_atombios_scratch_regs = nbio_v7_0_get_atombios_scratch_regs, + .set_atombios_scratch_regs = nbio_v7_0_set_atombios_scratch_regs, + .mc_access_enable = nbio_v7_0_mc_access_enable, + .hdp_flush = nbio_v7_0_hdp_flush, + .get_memsize = nbio_v7_0_get_memsize, + .sdma_doorbell_range = nbio_v7_0_sdma_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, + .update_medium_grain_clock_gating = nbio_v7_0_update_medium_grain_clock_gating, + .update_medium_grain_light_sleep = nbio_v7_0_update_medium_grain_light_sleep, + .get_clockgating_state = nbio_v7_0_get_clockgating_state, + .ih_control = nbio_v7_0_ih_control, + .init_registers = nbio_v7_0_init_registers, + .detect_hw_virt = nbio_v7_0_detect_hw_virt, }; - -- cgit v1.2.3