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gpu: nvgpu: remove gk20a_is_channel_marked_as_tsg

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Use tsg_gk20a_from_ch to get tsg pointer for tsgid of a channel. For
invalid tsgid, tsg pointer will be NULL

Bug 2092051
Bug 2429295
Bug 2484211

Change-Id: I82cd6a2dc5fab4acb147202af667ca97a2842a73
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2006722
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
(cherry picked from commit 13f37f9c70
in dev-kernel)
Reviewed-on: https://git-master.nvidia.com/r/2025507
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Seema Khowala
2018-12-27 19:23:06 -08:00
committed by mobile promotions
parent 0c47ce7d72
commit e00804594b
8 changed files with 49 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/gpu/nvgpu/common/fb/fb_gv11b.c
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@@ -839,6 +839,7 @@ static void gv11b_fb_handle_mmu_fault_common(struct gk20a *g,
int err = 0;
u32 id = FIFO_INVAL_TSG_ID;
unsigned int rc_type = RC_TYPE_NO_RC;
struct tsg_gk20a *tsg = NULL;
if (!mmfault->valid) {
return;
@@ -912,14 +913,17 @@ static void gv11b_fb_handle_mmu_fault_common(struct gk20a *g,
mmfault->refch->mmu_nack_handled = true;
}
rc_type = RC_TYPE_MMU_FAULT;
if (gk20a_is_channel_marked_as_tsg(mmfault->refch)) {
tsg = tsg_gk20a_from_ch(mmfault->refch);
if (tsg != NULL) {
id = mmfault->refch->tsgid;
if (id != FIFO_INVAL_TSG_ID) {
id_type = ID_TYPE_TSG;
}
id_type = ID_TYPE_TSG;
rc_type = RC_TYPE_MMU_FAULT;
} else {
nvgpu_err(g, "bare channels not supported");
nvgpu_err(g, "chid: %d is referenceable but "
"not bound to tsg",
mmfault->refch->chid);
id_type = ID_TYPE_CHANNEL;
rc_type = RC_TYPE_NO_RC;
}
}