leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/nve0/gr: attempt to resume after sm traps

Browse Source 
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-05-07 13:13:41 +10:00
parent 3d8a6ed247
commit 16b133df33
1 changed files with 6 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/gpu/drm/nouveau/core/engine/graph/nve0.c
View File

@ -89,9 +89,9 @@ static const struct nouveau_enum nve0_mp_warp_error[] = {
{}
};
static const struct nouveau_enum nve0_mp_global_error[] = {
{ 2, "MULTIPLE_WARP_ERRORS" },
{ 3, "OUT_OF_STACK_SPACE" },
static const struct nouveau_bitfield nve0_mp_global_error[] = {
{ 0x00000004, "MULTIPLE_WARP_ERRORS" },
{ 0x00000008, "OUT_OF_STACK_SPACE" },
{}
};
@ -125,27 +125,17 @@ nve0_graph_mp_trap(struct nvc0_graph_priv *priv, int gpc, int tpc)
{
u32 werr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x648));
u32 gerr = nv_rd32(priv, TPC_UNIT(gpc, tpc, 0x650));
int i;
nv_error(priv, "GPC%i/TPC%i/MP trap:", gpc, tpc);
for (i = 0; i <= 31; ++i) {
if (!(gerr & (1 << i)))
continue;
pr_cont(" ");
nouveau_enum_print(nve0_mp_global_error, i);
}
nouveau_bitfield_print(nve0_mp_global_error, gerr);
if (werr) {
pr_cont(" ");
nouveau_enum_print(nve0_mp_warp_error, werr & 0xffff);
}
pr_cont("\n");
/* disable MP trap to avoid spam */
nv_mask(priv, TPC_UNIT(gpc, tpc, 0x50c), 0x2, 0x0);
/* TODO: figure out how to resume after an MP trap */
nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x648), 0x00000000);
nv_wr32(priv, TPC_UNIT(gpc, tpc, 0x650), gerr);
}
static void