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gpu: nvgpu: add multiple nvlink recovery modes

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Previously all nvlink recovery modes were being grouped under 1 enum.
Create an enum for each recovery mode, so the link can go into specific
recovery modes.

Bug 2090322

Change-Id: I5c2aea758f77b0286e3538424684ddceca98a873
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1698799
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-by: Petlozu Pravareshwar <petlozup@nvidia.com>
Tested-by: Petlozu Pravareshwar <petlozup@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Adeel Raza
2018-02-11 21:53:15 -08:00
committed by mobile promotions
parent 24cf5916b7
commit 0e3181a5d7
3 changed files with 23 additions and 9 deletions
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18
drivers/gpu/nvgpu/common/linux/nvlink.c
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@@ -138,8 +138,12 @@ static u32 nvgpu_nvlink_get_link_mode(struct nvlink_device *ndev)
return NVLINK_LINK_SAFE;
case nvgpu_nvlink_link_fault:
return NVLINK_LINK_FAULT;
case nvgpu_nvlink_link_recovery:
return NVLINK_LINK_RECOVERY;
case nvgpu_nvlink_link_rcvy_ac:
return NVLINK_LINK_RCVY_AC;
case nvgpu_nvlink_link_rcvy_sw:
return NVLINK_LINK_RCVY_SW;
case nvgpu_nvlink_link_rcvy_rx:
return NVLINK_LINK_RCVY_RX;
case nvgpu_nvlink_link_detect:
return NVLINK_LINK_DETECT;
case nvgpu_nvlink_link_reset:
@@ -198,8 +202,14 @@ static int nvgpu_nvlink_set_link_mode(struct nvlink_device *ndev, u32 mode)
case NVLINK_LINK_FAULT:
mode_sw = nvgpu_nvlink_link_fault;
break;
case NVLINK_LINK_RECOVERY:
mode_sw = nvgpu_nvlink_link_recovery;
case NVLINK_LINK_RCVY_AC:
mode_sw = nvgpu_nvlink_link_rcvy_ac;
break;
case NVLINK_LINK_RCVY_SW:
mode_sw = nvgpu_nvlink_link_rcvy_sw;
break;
case NVLINK_LINK_RCVY_RX:
mode_sw = nvgpu_nvlink_link_rcvy_rx;
break;
case NVLINK_LINK_DETECT:
mode_sw = nvgpu_nvlink_link_detect;