From e39938117e781d0bd21ae45b6c15134f4a6958c5 Mon Sep 17 00:00:00 2001 From: Felix Kuehling Date: Thu, 4 Nov 2021 16:15:43 -0400 Subject: drm/amdgpu: Fix MMIO HDP flush on SRIOV Disable HDP register remapping on SRIOV and set rmmio_remap.reg_offset to the fixed address of the VF register for hdp_v*_flush_hdp. Signed-off-by: Felix Kuehling Tested-by: Bokun Zhang Reviewed-by: Lijo Lazar Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/soc15.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/soc15.c') diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 0c316a2d42ed..de9b55383e9f 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -971,8 +971,10 @@ static int soc15_common_early_init(void *handle) #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE) struct amdgpu_device *adev = (struct amdgpu_device *)handle; - adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET; - adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET; + if (!amdgpu_sriov_vf(adev)) { + adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET; + adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET; + } adev->smc_rreg = NULL; adev->smc_wreg = NULL; adev->pcie_rreg = &soc15_pcie_rreg; @@ -1285,7 +1287,7 @@ static int soc15_common_hw_init(void *handle) * for the purpose of expose those registers * to process space */ - if (adev->nbio.funcs->remap_hdp_registers) + if (adev->nbio.funcs->remap_hdp_registers && !amdgpu_sriov_vf(adev)) adev->nbio.funcs->remap_hdp_registers(adev); /* enable the doorbell aperture */ -- cgit v1.2.3-70-g09d2 From cace4bff750ff4f55b16c3aa90aa9376d7488929 Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Thu, 25 Nov 2021 15:41:37 +0800 Subject: drm/amdgpu: check df_funcs and its callback pointers in case they are not avaiable in early phase Signed-off-by: Hawking Zhang Reviewed-by: Le Ma Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c | 19 +++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 5 +++++ drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 11 +++++++---- drivers/gpu/drm/amd/amdgpu/soc15.c | 9 +++++++-- 4 files changed, 38 insertions(+), 6 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/soc15.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c index 82e9ecf84352..71ee361d0972 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c @@ -233,6 +233,10 @@ static void amdgpu_perf_start(struct perf_event *event, int flags) if (WARN_ON_ONCE(!(hwc->state & PERF_HES_STOPPED))) return; + if ((!pe->adev->df.funcs) || + (!pe->adev->df.funcs->pmc_start)) + return; + WARN_ON_ONCE(!(hwc->state & PERF_HES_UPTODATE)); hwc->state = 0; @@ -268,6 +272,10 @@ static void amdgpu_perf_read(struct perf_event *event) pmu); u64 count, prev; + if ((!pe->adev->df.funcs) || + (!pe->adev->df.funcs->pmc_get_count)) + return; + do { prev = local64_read(&hwc->prev_count); @@ -297,6 +305,10 @@ static void amdgpu_perf_stop(struct perf_event *event, int flags) if (hwc->state & PERF_HES_UPTODATE) return; + if ((!pe->adev->df.funcs) || + (!pe->adev->df.funcs->pmc_stop)) + return; + switch (hwc->config_base) { case AMDGPU_PMU_EVENT_CONFIG_TYPE_DF: case AMDGPU_PMU_EVENT_CONFIG_TYPE_XGMI: @@ -326,6 +338,10 @@ static int amdgpu_perf_add(struct perf_event *event, int flags) struct amdgpu_pmu_entry, pmu); + if ((!pe->adev->df.funcs) || + (!pe->adev->df.funcs->pmc_start)) + return -EINVAL; + switch (pe->pmu_perf_type) { case AMDGPU_PMU_PERF_TYPE_DF: hwc->config_base = AMDGPU_PMU_EVENT_CONFIG_TYPE_DF; @@ -371,6 +387,9 @@ static void amdgpu_perf_del(struct perf_event *event, int flags) struct amdgpu_pmu_entry *pe = container_of(event->pmu, struct amdgpu_pmu_entry, pmu); + if ((!pe->adev->df.funcs) || + (!pe->adev->df.funcs->pmc_stop)) + return; amdgpu_perf_stop(event, PERF_EF_UPDATE); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c index 567df2db23ac..a38c6a747fa4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c @@ -265,6 +265,11 @@ static ssize_t amdgpu_xgmi_show_error(struct device *dev, ficaa_pie_ctl_in = AMDGPU_XGMI_SET_FICAA(0x200); ficaa_pie_status_in = AMDGPU_XGMI_SET_FICAA(0x208); + if ((!adev->df.funcs) || + (!adev->df.funcs->get_fica) || + (!adev->df.funcs->set_fica)) + return -EINVAL; + fica_out = adev->df.funcs->get_fica(adev, ficaa_pie_ctl_in); if (fica_out != 0x1f) pr_err("xGMI error counters not enabled!\n"); diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 7490ce8295c1..9684d867199e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -1294,7 +1294,8 @@ static int gmc_v9_0_late_init(void *handle) if (!amdgpu_sriov_vf(adev) && (adev->ip_versions[UMC_HWIP][0] == IP_VERSION(6, 0, 0))) { if (!(adev->ras_enabled & (1 << AMDGPU_RAS_BLOCK__UMC))) { - if (adev->df.funcs->enable_ecc_force_par_wr_rmw) + if (adev->df.funcs && + adev->df.funcs->enable_ecc_force_par_wr_rmw) adev->df.funcs->enable_ecc_force_par_wr_rmw(adev, false); } } @@ -1505,9 +1506,11 @@ static int gmc_v9_0_sw_init(void *handle) chansize = 64; else chansize = 128; - - numchan = adev->df.funcs->get_hbm_channel_number(adev); - adev->gmc.vram_width = numchan * chansize; + if (adev->df.funcs && + adev->df.funcs->get_hbm_channel_number) { + numchan = adev->df.funcs->get_hbm_channel_number(adev); + adev->gmc.vram_width = numchan * chansize; + } } adev->gmc.vram_type = vram_type; diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index de9b55383e9f..a06c4944ed37 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -1238,7 +1238,9 @@ static int soc15_common_sw_init(void *handle) if (amdgpu_sriov_vf(adev)) xgpu_ai_mailbox_add_irq_id(adev); - adev->df.funcs->sw_init(adev); + if (adev->df.funcs && + adev->df.funcs->sw_init) + adev->df.funcs->sw_init(adev); return 0; } @@ -1250,7 +1252,10 @@ static int soc15_common_sw_fini(void *handle) if (adev->nbio.ras_funcs && adev->nbio.ras_funcs->ras_fini) adev->nbio.ras_funcs->ras_fini(adev); - adev->df.funcs->sw_fini(adev); + + if (adev->df.funcs && + adev->df.funcs->sw_fini) + adev->df.funcs->sw_fini(adev); return 0; } -- cgit v1.2.3-70-g09d2 From 326db0dc00e57432b689349b4da3e86c90d5d61a Mon Sep 17 00:00:00 2001 From: Yann Dirson Date: Tue, 14 Dec 2021 00:30:30 +0100 Subject: amdgpu: fix some comment typos Signed-off-by: Yann Dirson Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- drivers/gpu/drm/amd/amdgpu/soc15.c | 2 +- include/uapi/drm/amdgpu_drm.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/soc15.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 0e7dc23f78e7..b23cb463b106 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -53,7 +53,7 @@ * can be mapped as snooped (cached system pages) or unsnooped * (uncached system pages). * Each VM has an ID associated with it and there is a page table - * associated with each VMID. When execting a command buffer, + * associated with each VMID. When executing a command buffer, * the kernel tells the the ring what VMID to use for that command * buffer. VMIDs are allocated dynamically as commands are submitted. * The userspace drivers maintain their own address space and the kernel diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index a06c4944ed37..0fc1747e4a70 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -744,7 +744,7 @@ static void soc15_reg_base_init(struct amdgpu_device *adev) vega10_reg_base_init(adev); break; case CHIP_RENOIR: - /* It's safe to do ip discovery here for Renior, + /* It's safe to do ip discovery here for Renoir, * it doesn't support SRIOV. */ if (amdgpu_discovery) { r = amdgpu_discovery_reg_base_init(adev); diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 26e45fc5eb1a..0b94ec7b73e7 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -80,7 +80,7 @@ extern "C" { * * %AMDGPU_GEM_DOMAIN_GTT GPU accessible system memory, mapped into the * GPU's virtual address space via gart. Gart memory linearizes non-contiguous - * pages of system memory, allows GPU access system memory in a linezrized + * pages of system memory, allows GPU access system memory in a linearized * fashion. * * %AMDGPU_GEM_DOMAIN_VRAM Local video memory. For APUs, it is memory -- cgit v1.2.3-70-g09d2