diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 86 |
1 files changed, 60 insertions, 26 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index df34dc79d444..1569a1e934ec 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -21,22 +21,28 @@ * */ #include "amdgpu.h" -#include "amdgpu_atombios.h" #include "nbio_v7_0.h" #include "nbio/nbio_7_0_default.h" #include "nbio/nbio_7_0_offset.h" #include "nbio/nbio_7_0_sh_mask.h" +#include "nbio/nbio_7_0_smn.h" #include "vega10_enum.h" +#include <uapi/linux/kfd_ioctl.h> #define smnNBIF_MGCG_CTRL_LCLK 0x1013a05c -#define smnCPM_CONTROL 0x11180460 -#define smnPCIE_CNTL2 0x11180070 +static void nbio_v7_0_remap_hdp_registers(struct amdgpu_device *adev) +{ + WREG32_SOC15(NBIO, 0, mmREMAP_HDP_MEM_FLUSH_CNTL, + adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL); + WREG32_SOC15(NBIO, 0, mmREMAP_HDP_REG_FLUSH_CNTL, + adev->rmmio_remap.reg_offset + KFD_MMIO_REMAP_HDP_REG_FLUSH_CNTL); +} static u32 nbio_v7_0_get_rev_id(struct amdgpu_device *adev) { - u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0); + u32 tmp = RREG32_SOC15(NBIO, 0, mmRCC_DEV0_EPF0_STRAP0); tmp &= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0_MASK; tmp >>= RCC_DEV0_EPF0_STRAP0__STRAP_ATI_REV_ID_DEV0_F0__SHIFT; @@ -53,23 +59,13 @@ static void nbio_v7_0_mc_access_enable(struct amdgpu_device *adev, bool enable) WREG32_SOC15(NBIO, 0, mmBIF_FB_EN, 0); } -static void nbio_v7_0_hdp_flush(struct amdgpu_device *adev, - struct amdgpu_ring *ring) -{ - if (!ring || !ring->funcs->emit_wreg) - WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 0); - else - amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET( - NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL), 0); -} - static u32 nbio_v7_0_get_memsize(struct amdgpu_device *adev) { return RREG32_SOC15(NBIO, 0, mmRCC_CONFIG_MEMSIZE); } static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instance, - bool use_doorbell, int doorbell_index) + bool use_doorbell, int doorbell_index, int doorbell_size) { u32 reg = instance == 0 ? SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA0_DOORBELL_RANGE) : SOC15_REG_OFFSET(NBIO, 0, mmBIF_SDMA1_DOORBELL_RANGE); @@ -78,13 +74,33 @@ static void nbio_v7_0_sdma_doorbell_range(struct amdgpu_device *adev, int instan if (use_doorbell) { doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, OFFSET, doorbell_index); - doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 2); + doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, doorbell_size); } else doorbell_range = REG_SET_FIELD(doorbell_range, BIF_SDMA0_DOORBELL_RANGE, SIZE, 0); 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) { @@ -100,7 +116,7 @@ static void nbio_v7_0_enable_doorbell_selfring_aperture(struct amdgpu_device *ad 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); + u32 ih_doorbell_range = RREG32_SOC15(NBIO, 0, mmBIF_IH_DOORBELL_RANGE); if (use_doorbell) { ih_doorbell_range = REG_SET_FIELD(ih_doorbell_range, BIF_IH_DOORBELL_RANGE, OFFSET, doorbell_index); @@ -188,7 +204,7 @@ static void nbio_v7_0_update_medium_grain_light_sleep(struct amdgpu_device *adev } static void nbio_v7_0_get_clockgating_state(struct amdgpu_device *adev, - u32 *flags) + u64 *flags) { int data; @@ -254,28 +270,45 @@ 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; -} +#define regRCC_DEV0_EPF6_STRAP4 0xd304 +#define regRCC_DEV0_EPF6_STRAP4_BASE_IDX 5 static void nbio_v7_0_init_registers(struct amdgpu_device *adev) { + uint32_t data; + switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) { + case IP_VERSION(2, 5, 0): + data = RREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF6_STRAP4) & ~BIT(23); + WREG32_SOC15(NBIO, 0, regRCC_DEV0_EPF6_STRAP4, data); + break; + } +} + +#define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE) + +static void nbio_v7_0_set_reg_remap(struct amdgpu_device *adev) +{ + if (!amdgpu_sriov_vf(adev) && (PAGE_SIZE <= 4096)) { + adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET; + adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET; + } else { + adev->rmmio_remap.reg_offset = + SOC15_REG_OFFSET(NBIO, 0, mmHDP_MEM_COHERENCY_FLUSH_CNTL) << 2; + adev->rmmio_remap.bus_addr = 0; + } } 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, .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, + .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, @@ -284,5 +317,6 @@ const struct amdgpu_nbio_funcs nbio_v7_0_funcs = { .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, + .remap_hdp_registers = nbio_v7_0_remap_hdp_registers, + .set_reg_remap = nbio_v7_0_set_reg_remap, }; |