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gpu: nvgpu: reduce CCM for "nvgpu_rc_pbdma_fault"

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- This API has CCM of 12, it should be <= 10.

JIRA NVGPU-7057

Change-Id: I42f1972c29aaa179760a4fb7c6d1f7112456520e
Signed-off-by: shashank singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2602678
(cherry picked from commit c601f8b6bb07a504e01b57c42c1964b885744cbf)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2745517
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
shashank singh
2021-09-29 18:15:08 +05:30
committed by mobile promotions
parent 2ca87051e1
commit b1802085f2
2 changed files with 39 additions and 27 deletions
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45
drivers/gpu/nvgpu/common/rc/rc.c
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@@ -101,10 +101,13 @@ int nvgpu_rc_pbdma_fault(struct gk20a *g, u32 pbdma_id, u32 error_notifier,
u32 id_type = PBDMA_STATUS_ID_TYPE_INVALID;
int err = 0;
u32 id;
struct nvgpu_tsg *tsg = NULL;
struct nvgpu_channel *ch = NULL;
if (error_notifier >= NVGPU_ERR_NOTIFIER_INVAL) {
nvgpu_err(g, "Invalid error notifier %u", error_notifier);
err = -EINVAL;
nvgpu_sw_quiesce(g);
goto out;
}
@@ -126,45 +129,51 @@ int nvgpu_rc_pbdma_fault(struct gk20a *g, u32 pbdma_id, u32 error_notifier,
} else {
nvgpu_err(g, "pbdma status not valid");
err = -EINVAL;
nvgpu_sw_quiesce(g);
goto out;
}
if (id_type == PBDMA_STATUS_ID_TYPE_TSGID) {
struct nvgpu_tsg *tsg = nvgpu_tsg_get_from_id(g, id);
switch (id_type) {
case PBDMA_STATUS_ID_TYPE_TSGID:
{
tsg = nvgpu_tsg_get_from_id(g, id);
nvgpu_tsg_set_error_notifier(g, tsg, error_notifier);
nvgpu_rc_tsg_and_related_engines(g, tsg, true,
RC_TYPE_PBDMA_FAULT);
} else if(id_type == PBDMA_STATUS_ID_TYPE_CHID) {
struct nvgpu_channel *ch = nvgpu_channel_from_id(g, id);
struct nvgpu_tsg *tsg;
nvgpu_rc_tsg_and_related_engines(g, tsg, true, RC_TYPE_PBDMA_FAULT);
break;
}
case PBDMA_STATUS_ID_TYPE_CHID:
{
ch = nvgpu_channel_from_id(g, id);
if (ch == NULL) {
nvgpu_err(g, "channel is not referenceable");
err = -EINVAL;
goto out;
nvgpu_sw_quiesce(g);
break;
}
tsg = nvgpu_tsg_from_ch(ch);
if (tsg != NULL) {
nvgpu_tsg_set_error_notifier(g, tsg, error_notifier);
nvgpu_rc_tsg_and_related_engines(g, tsg, true,
RC_TYPE_PBDMA_FAULT);
} else {
if (tsg == NULL) {
nvgpu_err(g, "chid: %d is not bound to tsg", ch->chid);
nvgpu_channel_put(ch);
err = -EINVAL;
nvgpu_sw_quiesce(g);
break;
}
nvgpu_tsg_set_error_notifier(g, tsg, error_notifier);
nvgpu_rc_tsg_and_related_engines(g, tsg, true, RC_TYPE_PBDMA_FAULT);
nvgpu_channel_put(ch);
} else {
break;
}
default:
nvgpu_err(g, "Invalid pbdma_status id_type or next_id_type");
err = -EINVAL;
nvgpu_sw_quiesce(g);
break;
}
out:
if (err != 0) {
nvgpu_sw_quiesce(g);
}
return err;
}