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authorDave Airlie <airlied@redhat.com>2021-05-21 15:29:34 +1000
committerDave Airlie <airlied@redhat.com>2021-05-21 15:29:40 +1000
commitc99c4d0ca57c978dcc2a2f41ab8449684ea154cc (patch)
tree3fd20557381e99063293ae5d399a54d0108bcdde /drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
parent2ba047855096fff551402a87272b520fe97323f5 (diff)
parent2bb5b5f688cbbd5030629905d3ed8032ab46e79f (diff)
Merge tag 'amd-drm-next-5.14-2021-05-19' of https://gitlab.freedesktop.org/agd5f/linux into drm-next
amd-drm-next-5.14-2021-05-19: amdgpu: - Aldebaran updates - More LTTPR display work - Vangogh updates - SDMA 5.x GCR fixes - RAS fixes - PCIe ASPM support - Modifier fixes - Enable TMZ on Renoir - Buffer object code cleanup - Display overlay fixes - Initial support for multiple eDP panels - Initial SR-IOV support for Aldebaran - DP link training refactor - Misc code cleanups and bug fixes - SMU regression fixes for variable sized arrays - MAINTAINERS fixes for amdgpu amdkfd: - Initial SR-IOV support for Aldebaran - Topology fixes - Initial HMM SVM support - Misc code cleanups and bug fixes radeon: - Misc code cleanups and bug fixes - SMU regression fixes for variable sized arrays - Flickering fix for Oland with multiple 4K displays UAPI: - amdgpu: Drop AMDGPU_GEM_CREATE_SHADOW flag. This was always a kernel internal flag and userspace use of it has always been blocked. It's no longer needed so remove it. - amdkgd: HMM SVM support Overview: https://patchwork.freedesktop.org/series/85562/ Porposed userspace: https://github.com/RadeonOpenCompute/ROCT-Thunk-Interface/tree/fxkamd/hmm-wip Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexander.deucher@amd.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210520031258.231896-1-alexander.deucher@amd.com
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
index 0103a5ab28e6..6264934b67ac 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
@@ -296,10 +296,12 @@ static void mmhub_v1_7_setup_vmid_config(struct amdgpu_device *adev)
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
PAGE_TABLE_BLOCK_SIZE,
block_size);
- /* Send no-retry XNACK on fault to suppress VM fault storm. */
+ /* On Aldebaran, XNACK can be enabled in the SQ per-process.
+ * Retry faults need to be enabled for that to work.
+ */
tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL,
RETRY_PERMISSION_OR_INVALID_PAGE_FAULT,
- !adev->gmc.noretry);
+ 1);
WREG32_SOC15_OFFSET(MMHUB, 0, regVM_CONTEXT1_CNTL,
i * hub->ctx_distance, tmp);
WREG32_SOC15_OFFSET(MMHUB, 0, regVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
@@ -1313,12 +1315,31 @@ static void mmhub_v1_7_query_ras_error_status(struct amdgpu_device *adev)
}
}
+static void mmhub_v1_7_reset_ras_error_status(struct amdgpu_device *adev)
+{
+ int i;
+ uint32_t reg_value;
+
+ if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB))
+ return;
+
+ for (i = 0; i < ARRAY_SIZE(mmhub_v1_7_ea_err_status_regs); i++) {
+ reg_value = RREG32(SOC15_REG_ENTRY_OFFSET(
+ mmhub_v1_7_ea_err_status_regs[i]));
+ reg_value = REG_SET_FIELD(reg_value, MMEA0_ERR_STATUS,
+ CLEAR_ERROR_STATUS, 0x01);
+ WREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v1_7_ea_err_status_regs[i]),
+ reg_value);
+ }
+}
+
const struct amdgpu_mmhub_ras_funcs mmhub_v1_7_ras_funcs = {
.ras_late_init = amdgpu_mmhub_ras_late_init,
.ras_fini = amdgpu_mmhub_ras_fini,
.query_ras_error_count = mmhub_v1_7_query_ras_error_count,
.reset_ras_error_count = mmhub_v1_7_reset_ras_error_count,
.query_ras_error_status = mmhub_v1_7_query_ras_error_status,
+ .reset_ras_error_status = mmhub_v1_7_reset_ras_error_status,
};
const struct amdgpu_mmhub_funcs mmhub_v1_7_funcs = {