diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 253 |
1 files changed, 159 insertions, 94 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 0c77b9f244bb..7ae5f5860f31 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -47,6 +47,7 @@ #include "gfxhub_v1_0.h" #include "mmhub_v1_0.h" +#include "athub_v1_0.h" #include "gfxhub_v1_1.h" #include "mmhub_v9_4.h" #include "umc_v6_1.h" @@ -266,7 +267,7 @@ static int gmc_v9_0_process_ecc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { - struct ras_common_if *ras_if = adev->gmc.ras_if; + struct ras_common_if *ras_if = adev->gmc.umc_ras_if; struct ras_dispatch_if ih_data = { .entry = entry, }; @@ -390,6 +391,9 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev, dev_err(adev->dev, "\t MAPPING_ERROR: 0x%lx\n", REG_GET_FIELD(status, VM_L2_PROTECTION_FAULT_STATUS, MAPPING_ERROR)); + dev_err(adev->dev, "\t RW: 0x%lx\n", + REG_GET_FIELD(status, + VM_L2_PROTECTION_FAULT_STATUS, RW)); } } @@ -452,44 +456,45 @@ static uint32_t gmc_v9_0_get_invalidate_req(unsigned int vmid, * * Flush the TLB for the requested page table using certain type. */ -static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, - uint32_t vmid, uint32_t flush_type) +static void gmc_v9_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, + uint32_t vmhub, uint32_t flush_type) { const unsigned eng = 17; - unsigned i, j; + u32 j, tmp; + struct amdgpu_vmhub *hub; - for (i = 0; i < adev->num_vmhubs; ++i) { - struct amdgpu_vmhub *hub = &adev->vmhub[i]; - u32 tmp = gmc_v9_0_get_invalidate_req(vmid, flush_type); + BUG_ON(vmhub >= adev->num_vmhubs); - /* This is necessary for a HW workaround under SRIOV as well - * as GFXOFF under bare metal - */ - if (adev->gfx.kiq.ring.sched.ready && - (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev)) && - !adev->in_gpu_reset) { - uint32_t req = hub->vm_inv_eng0_req + eng; - uint32_t ack = hub->vm_inv_eng0_ack + eng; - - amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, tmp, - 1 << vmid); - continue; - } + hub = &adev->vmhub[vmhub]; + tmp = gmc_v9_0_get_invalidate_req(vmid, flush_type); - spin_lock(&adev->gmc.invalidate_lock); - WREG32_NO_KIQ(hub->vm_inv_eng0_req + eng, tmp); - for (j = 0; j < adev->usec_timeout; j++) { - tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_ack + eng); - if (tmp & (1 << vmid)) - break; - udelay(1); - } - spin_unlock(&adev->gmc.invalidate_lock); - if (j < adev->usec_timeout) - continue; + /* This is necessary for a HW workaround under SRIOV as well + * as GFXOFF under bare metal + */ + if (adev->gfx.kiq.ring.sched.ready && + (amdgpu_sriov_runtime(adev) || !amdgpu_sriov_vf(adev)) && + !adev->in_gpu_reset) { + uint32_t req = hub->vm_inv_eng0_req + eng; + uint32_t ack = hub->vm_inv_eng0_ack + eng; + + amdgpu_virt_kiq_reg_write_reg_wait(adev, req, ack, tmp, + 1 << vmid); + return; + } - DRM_ERROR("Timeout waiting for VM flush ACK!\n"); + spin_lock(&adev->gmc.invalidate_lock); + WREG32_NO_KIQ(hub->vm_inv_eng0_req + eng, tmp); + for (j = 0; j < adev->usec_timeout; j++) { + tmp = RREG32_NO_KIQ(hub->vm_inv_eng0_ack + eng); + if (tmp & (1 << vmid)) + break; + udelay(1); } + spin_unlock(&adev->gmc.invalidate_lock); + if (j < adev->usec_timeout) + return; + + DRM_ERROR("Timeout waiting for VM flush ACK!\n"); } static uint64_t gmc_v9_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring, @@ -656,6 +661,17 @@ static void gmc_v9_0_set_umc_funcs(struct amdgpu_device *adev) } } +static void gmc_v9_0_set_mmhub_funcs(struct amdgpu_device *adev) +{ + switch (adev->asic_type) { + case CHIP_VEGA20: + adev->mmhub_funcs = &mmhub_v1_0_funcs; + break; + default: + break; + } +} + static int gmc_v9_0_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -663,6 +679,7 @@ static int gmc_v9_0_early_init(void *handle) gmc_v9_0_set_gmc_funcs(adev); gmc_v9_0_set_irq_funcs(adev); gmc_v9_0_set_umc_funcs(adev); + gmc_v9_0_set_mmhub_funcs(adev); adev->gmc.shared_aperture_start = 0x2000000000000000ULL; adev->gmc.shared_aperture_end = @@ -690,6 +707,7 @@ static bool gmc_v9_0_keep_stolen_memory(struct amdgpu_device *adev) case CHIP_VEGA10: case CHIP_RAVEN: case CHIP_ARCTURUS: + case CHIP_RENOIR: return true; case CHIP_VEGA12: case CHIP_VEGA20: @@ -728,27 +746,25 @@ static int gmc_v9_0_allocate_vm_inv_eng(struct amdgpu_device *adev) return 0; } -static int gmc_v9_0_ecc_late_init(void *handle) +static int gmc_v9_0_ecc_ras_block_late_init(void *handle, + struct ras_fs_if *fs_info, struct ras_common_if *ras_block) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct ras_common_if **ras_if = &adev->gmc.ras_if; + struct ras_common_if **ras_if = NULL; struct ras_ih_if ih_info = { .cb = gmc_v9_0_process_ras_data_cb, }; - struct ras_fs_if fs_info = { - .sysfs_name = "umc_err_count", - .debugfs_name = "umc_err_inject", - }; - struct ras_common_if ras_block = { - .block = AMDGPU_RAS_BLOCK__UMC, - .type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE, - .sub_block_index = 0, - .name = "umc", - }; int r; - if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC)) { - amdgpu_ras_feature_enable_on_boot(adev, &ras_block, 0); + if (ras_block->block == AMDGPU_RAS_BLOCK__UMC) + ras_if = &adev->gmc.umc_ras_if; + else if (ras_block->block == AMDGPU_RAS_BLOCK__MMHUB) + ras_if = &adev->gmc.mmhub_ras_if; + else + BUG(); + + if (!amdgpu_ras_is_supported(adev, ras_block->block)) { + amdgpu_ras_feature_enable_on_boot(adev, ras_block, 0); return 0; } @@ -763,7 +779,7 @@ static int gmc_v9_0_ecc_late_init(void *handle) if (r == -EAGAIN) { /* request a gpu reset. will run again. */ amdgpu_ras_request_reset_on_boot(adev, - AMDGPU_RAS_BLOCK__UMC); + ras_block->block); return 0; } /* fail to enable ras, cleanup all. */ @@ -777,41 +793,46 @@ static int gmc_v9_0_ecc_late_init(void *handle) if (!*ras_if) return -ENOMEM; - **ras_if = ras_block; + **ras_if = *ras_block; r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1); if (r) { if (r == -EAGAIN) { amdgpu_ras_request_reset_on_boot(adev, - AMDGPU_RAS_BLOCK__UMC); + ras_block->block); r = 0; } goto feature; } ih_info.head = **ras_if; - fs_info.head = **ras_if; + fs_info->head = **ras_if; - r = amdgpu_ras_interrupt_add_handler(adev, &ih_info); - if (r) - goto interrupt; + if (ras_block->block == AMDGPU_RAS_BLOCK__UMC) { + r = amdgpu_ras_interrupt_add_handler(adev, &ih_info); + if (r) + goto interrupt; + } - amdgpu_ras_debugfs_create(adev, &fs_info); + amdgpu_ras_debugfs_create(adev, fs_info); - r = amdgpu_ras_sysfs_create(adev, &fs_info); + r = amdgpu_ras_sysfs_create(adev, fs_info); if (r) goto sysfs; resume: - r = amdgpu_irq_get(adev, &adev->gmc.ecc_irq, 0); - if (r) - goto irq; + if (ras_block->block == AMDGPU_RAS_BLOCK__UMC) { + r = amdgpu_irq_get(adev, &adev->gmc.ecc_irq, 0); + if (r) + goto irq; + } return 0; irq: amdgpu_ras_sysfs_remove(adev, *ras_if); sysfs: amdgpu_ras_debugfs_remove(adev, *ras_if); - amdgpu_ras_interrupt_remove_handler(adev, &ih_info); + if (ras_block->block == AMDGPU_RAS_BLOCK__UMC) + amdgpu_ras_interrupt_remove_handler(adev, &ih_info); interrupt: amdgpu_ras_feature_enable(adev, *ras_if, 0); feature: @@ -820,6 +841,40 @@ feature: return r; } +static int gmc_v9_0_ecc_late_init(void *handle) +{ + int r; + + struct ras_fs_if umc_fs_info = { + .sysfs_name = "umc_err_count", + .debugfs_name = "umc_err_inject", + }; + struct ras_common_if umc_ras_block = { + .block = AMDGPU_RAS_BLOCK__UMC, + .type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE, + .sub_block_index = 0, + .name = "umc", + }; + struct ras_fs_if mmhub_fs_info = { + .sysfs_name = "mmhub_err_count", + .debugfs_name = "mmhub_err_inject", + }; + struct ras_common_if mmhub_ras_block = { + .block = AMDGPU_RAS_BLOCK__MMHUB, + .type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE, + .sub_block_index = 0, + .name = "mmhub", + }; + + r = gmc_v9_0_ecc_ras_block_late_init(handle, + &umc_fs_info, &umc_ras_block); + if (r) + return r; + + r = gmc_v9_0_ecc_ras_block_late_init(handle, + &mmhub_fs_info, &mmhub_ras_block); + return r; +} static int gmc_v9_0_late_init(void *handle) { @@ -869,18 +924,17 @@ static void gmc_v9_0_vram_gtt_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc) { u64 base = 0; - if (!amdgpu_sriov_vf(adev)) { - if (adev->asic_type == CHIP_ARCTURUS) - base = mmhub_v9_4_get_fb_location(adev); - else - base = mmhub_v1_0_get_fb_location(adev); - } + + if (adev->asic_type == CHIP_ARCTURUS) + base = mmhub_v9_4_get_fb_location(adev); + else if (!amdgpu_sriov_vf(adev)) + base = mmhub_v1_0_get_fb_location(adev); + /* add the xgmi offset of the physical node */ base += adev->gmc.xgmi.physical_node_id * adev->gmc.xgmi.node_segment_size; amdgpu_gmc_vram_location(adev, mc, base); amdgpu_gmc_gart_location(adev, mc); - if (!amdgpu_sriov_vf(adev)) - amdgpu_gmc_agp_location(adev, mc); + amdgpu_gmc_agp_location(adev, mc); /* base offset of vram pages */ adev->vm_manager.vram_base_offset = gfxhub_v1_0_get_mc_fb_offset(adev); @@ -959,6 +1013,7 @@ static int gmc_v9_0_mc_init(struct amdgpu_device *adev) adev->gmc.gart_size = 512ULL << 20; break; case CHIP_RAVEN: /* DCE SG support */ + case CHIP_RENOIR: adev->gmc.gart_size = 1024ULL << 20; break; } @@ -1009,6 +1064,7 @@ static unsigned gmc_v9_0_get_vbios_fb_size(struct amdgpu_device *adev) switch (adev->asic_type) { case CHIP_RAVEN: + case CHIP_RENOIR: viewport = RREG32_SOC15(DCE, 0, mmHUBP0_DCSURF_PRI_VIEWPORT_DIMENSION); size = (REG_GET_FIELD(viewport, HUBP0_DCSURF_PRI_VIEWPORT_DIMENSION, PRI_VIEWPORT_HEIGHT) * @@ -1037,7 +1093,6 @@ static unsigned gmc_v9_0_get_vbios_fb_size(struct amdgpu_device *adev) static int gmc_v9_0_sw_init(void *handle) { int r; - int dma_bits; struct amdgpu_device *adev = (struct amdgpu_device *)handle; gfxhub_v1_0_init(adev); @@ -1065,8 +1120,10 @@ static int gmc_v9_0_sw_init(void *handle) case CHIP_VEGA10: case CHIP_VEGA12: case CHIP_VEGA20: + case CHIP_RENOIR: adev->num_vmhubs = 2; + /* * To fulfill 4-level page support, * vm size is 256TB (48bit), maximum size of Vega10, @@ -1119,25 +1176,12 @@ static int gmc_v9_0_sw_init(void *handle) */ adev->gmc.mc_mask = 0xffffffffffffULL; /* 48 bit MC */ - /* set DMA mask + need_dma32 flags. - * PCIE - can handle 44-bits. - * IGP - can handle 44-bits - * PCI - dma32 for legacy pci gart, 44 bits on vega10 - */ - adev->need_dma32 = false; - dma_bits = adev->need_dma32 ? 32 : 44; - r = pci_set_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits)); + r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44)); if (r) { - adev->need_dma32 = true; - dma_bits = 32; printk(KERN_WARNING "amdgpu: No suitable DMA available.\n"); + return r; } - r = pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(dma_bits)); - if (r) { - pci_set_consistent_dma_mask(adev->pdev, DMA_BIT_MASK(32)); - printk(KERN_WARNING "amdgpu: No coherent DMA available.\n"); - } - adev->need_swiotlb = drm_need_swiotlb(dma_bits); + adev->need_swiotlb = drm_need_swiotlb(44); if (adev->gmc.xgmi.supported) { r = gfxhub_v1_1_get_xgmi_info(adev); @@ -1180,21 +1224,32 @@ static int gmc_v9_0_sw_fini(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__UMC) && - adev->gmc.ras_if) { - struct ras_common_if *ras_if = adev->gmc.ras_if; + adev->gmc.umc_ras_if) { + struct ras_common_if *ras_if = adev->gmc.umc_ras_if; struct ras_ih_if ih_info = { .head = *ras_if, }; - /*remove fs first*/ + /* remove fs first */ amdgpu_ras_debugfs_remove(adev, ras_if); amdgpu_ras_sysfs_remove(adev, ras_if); - /*remove the IH*/ + /* remove the IH */ amdgpu_ras_interrupt_remove_handler(adev, &ih_info); amdgpu_ras_feature_enable(adev, ras_if, 0); kfree(ras_if); } + if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB) && + adev->gmc.mmhub_ras_if) { + struct ras_common_if *ras_if = adev->gmc.mmhub_ras_if; + + /* remove fs and disable ras feature */ + amdgpu_ras_debugfs_remove(adev, ras_if); + amdgpu_ras_sysfs_remove(adev, ras_if); + amdgpu_ras_feature_enable(adev, ras_if, 0); + kfree(ras_if); + } + amdgpu_gem_force_release(adev); amdgpu_vm_manager_fini(adev); @@ -1227,6 +1282,7 @@ static void gmc_v9_0_init_golden_registers(struct amdgpu_device *adev) case CHIP_VEGA12: break; case CHIP_RAVEN: + /* TODO for renoir */ soc15_program_register_sequence(adev, golden_settings_athub_1_0_0, ARRAY_SIZE(golden_settings_athub_1_0_0)); @@ -1243,7 +1299,7 @@ static void gmc_v9_0_init_golden_registers(struct amdgpu_device *adev) */ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev) { - int r; + int r, i; bool value; u32 tmp; @@ -1261,6 +1317,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev) switch (adev->asic_type) { case CHIP_RAVEN: + /* TODO for renoir */ mmhub_v1_0_update_power_gating(adev, true); break; default: @@ -1299,7 +1356,9 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev) mmhub_v9_4_set_fault_enable_default(adev, value); else mmhub_v1_0_set_fault_enable_default(adev, value); - gmc_v9_0_flush_gpu_tlb(adev, 0, 0); + + for (i = 0; i < adev->num_vmhubs; ++i) + gmc_v9_0_flush_gpu_tlb(adev, 0, i, 0); DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", (unsigned)(adev->gmc.gart_size >> 20), @@ -1408,9 +1467,13 @@ static int gmc_v9_0_set_clockgating_state(void *handle, struct amdgpu_device *adev = (struct amdgpu_device *)handle; if (adev->asic_type == CHIP_ARCTURUS) - return 0; + mmhub_v9_4_set_clockgating(adev, state); + else + mmhub_v1_0_set_clockgating(adev, state); + + athub_v1_0_set_clockgating(adev, state); - return mmhub_v1_0_set_clockgating(adev, state); + return 0; } static void gmc_v9_0_get_clockgating_state(void *handle, u32 *flags) @@ -1418,9 +1481,11 @@ static void gmc_v9_0_get_clockgating_state(void *handle, u32 *flags) struct amdgpu_device *adev = (struct amdgpu_device *)handle; if (adev->asic_type == CHIP_ARCTURUS) - return; + mmhub_v9_4_get_clockgating(adev, flags); + else + mmhub_v1_0_get_clockgating(adev, flags); - mmhub_v1_0_get_clockgating(adev, flags); + athub_v1_0_get_clockgating(adev, flags); } static int gmc_v9_0_set_powergating_state(void *handle, |