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drm/gf100/ltc: translate interrupt status into more meaningful names

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-08-12 10:22:31 +10:00
parent 9ea97ff827
commit a1fc50b4a5
2 changed files with 29 additions and 5 deletions
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32
drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
View file

@ -62,16 +62,38 @@ gf100_ltc_zbc_clear_depth(struct nvkm_ltc_priv *priv, int i, const u32 depth)
nv_wr32(priv, 0x17ea58, depth);
}
static const struct nouveau_bitfield
gf100_ltc_lts_intr_name[] = {
{ 0x00000001, "IDLE_ERROR_IQ" },
{ 0x00000002, "IDLE_ERROR_CBC" },
{ 0x00000004, "IDLE_ERROR_TSTG" },
{ 0x00000008, "IDLE_ERROR_DSTG" },
{ 0x00000010, "EVICTED_CB" },
{ 0x00000020, "ILLEGAL_COMPSTAT" },
{ 0x00000040, "BLOCKLINEAR_CB" },
{ 0x00000100, "ECC_SEC_ERROR" },
{ 0x00000200, "ECC_DED_ERROR" },
{ 0x00000400, "DEBUG" },
{ 0x00000800, "ATOMIC_TO_Z" },
{ 0x00001000, "ILLEGAL_ATOMIC" },
{ 0x00002000, "BLKACTIVITY_ERR" },
{}
};
static void
gf100_ltc_lts_isr(struct nvkm_ltc_priv *priv, int ltc, int lts)
gf100_ltc_lts_intr(struct nvkm_ltc_priv *priv, int ltc, int lts)
{
u32 base = 0x141000 + (ltc * 0x2000) + (lts * 0x400);
u32 stat = nv_rd32(priv, base + 0x020);
u32 intr = nv_rd32(priv, base + 0x020);
u32 stat = intr & 0x0000ffff;
if (stat) {
nv_info(priv, "LTC%d_LTS%d: 0x%08x\n", ltc, lts, stat);
nv_wr32(priv, base + 0x020, stat);
nv_info(priv, "LTC%d_LTS%d:", ltc, lts);
nouveau_bitfield_print(gf100_ltc_lts_intr_name, stat);
pr_cont("\n");
}
nv_wr32(priv, base + 0x020, intr);
}
void
@ -84,7 +106,7 @@ gf100_ltc_intr(struct nouveau_subdev *subdev)
while (mask) {
u32 lts, ltc = __ffs(mask);
for (lts = 0; lts < priv->lts_nr; lts++)
gf100_ltc_lts_isr(priv, ltc, lts);
gf100_ltc_lts_intr(priv, ltc, lts);
mask &= ~(1 << ltc);
}
}

2
drivers/gpu/drm/nouveau/core/subdev/ltc/priv.h
View file

@ -4,6 +4,8 @@
#include <subdev/ltc.h>
#include <subdev/fb.h>
#include <core/enum.h>
struct nvkm_ltc_priv {
struct nouveau_ltc base;
u32 ltc_nr;