diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2019-06-13 13:58:50 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2019-08-23 12:55:32 +1000 |
commit | cf9518b50a9c68cafb07e05fc54731071228ced3 (patch) | |
tree | ef4cf6a0762b4a0a8c406b07d1afeaa6ddc11751 | |
parent | 9f9b450752d38c86f4f830214bb9276ed174d5d3 (diff) | |
download | linux-cf9518b50a9c68cafb07e05fc54731071228ced3.tar.bz2 |
drm/nouveau/fifo/gf1xx: convert to using nvkm_fault_data
Would like to be able to reuse gf100_fifo_intr_fault() for (some of) the
later chipsets too, as it's identical.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c | 188 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h | 2 |
3 files changed, 106 insertions, 86 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c index 10a2e7039a75..5a39e51d42d7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gf100.c @@ -28,6 +28,7 @@ #include <core/enum.h> #include <core/gpuobj.h> #include <subdev/bar.h> +#include <subdev/fault.h> #include <engine/sw.h> #include <nvif/class.h> @@ -194,68 +195,6 @@ gf100_fifo_recover(struct gf100_fifo *fifo, struct nvkm_engine *engine, } static const struct nvkm_enum -gf100_fifo_sched_reason[] = { - { 0x0a, "CTXSW_TIMEOUT" }, - {} -}; - -static void -gf100_fifo_intr_sched_ctxsw(struct gf100_fifo *fifo) -{ - struct nvkm_device *device = fifo->base.engine.subdev.device; - struct nvkm_engine *engine; - struct gf100_fifo_chan *chan; - unsigned long flags; - u32 engn; - - spin_lock_irqsave(&fifo->base.lock, flags); - for (engn = 0; engn < 6; engn++) { - u32 stat = nvkm_rd32(device, 0x002640 + (engn * 0x04)); - u32 busy = (stat & 0x80000000); - u32 save = (stat & 0x00100000); /* maybe? */ - u32 unk0 = (stat & 0x00040000); - u32 unk1 = (stat & 0x00001000); - u32 chid = (stat & 0x0000007f); - (void)save; - - if (busy && unk0 && unk1) { - list_for_each_entry(chan, &fifo->chan, head) { - if (chan->base.chid == chid) { - engine = gf100_fifo_engine(fifo, engn); - if (!engine) - break; - gf100_fifo_recover(fifo, engine, chan); - break; - } - } - } - } - spin_unlock_irqrestore(&fifo->base.lock, flags); -} - -static void -gf100_fifo_intr_sched(struct gf100_fifo *fifo) -{ - struct nvkm_subdev *subdev = &fifo->base.engine.subdev; - struct nvkm_device *device = subdev->device; - u32 intr = nvkm_rd32(device, 0x00254c); - u32 code = intr & 0x000000ff; - const struct nvkm_enum *en; - - en = nvkm_enum_find(gf100_fifo_sched_reason, code); - - nvkm_error(subdev, "SCHED_ERROR %02x [%s]\n", code, en ? en->name : ""); - - switch (code) { - case 0x0a: - gf100_fifo_intr_sched_ctxsw(fifo); - break; - default: - break; - } -} - -static const struct nvkm_enum gf100_fifo_fault_engine[] = { { 0x00, "PGRAPH", NULL, NVKM_ENGINE_GR }, { 0x03, "PEEPHOLE", NULL, NVKM_ENGINE_IFB }, @@ -315,32 +254,24 @@ gf100_fifo_fault_gpcclient[] = { }; static void -gf100_fifo_intr_fault(struct gf100_fifo *fifo, int unit) +gf100_fifo_fault(struct nvkm_fifo *base, struct nvkm_fault_data *info) { + struct gf100_fifo *fifo = gf100_fifo(base); struct nvkm_subdev *subdev = &fifo->base.engine.subdev; struct nvkm_device *device = subdev->device; - u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10)); - u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10)); - u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10)); - u32 stat = nvkm_rd32(device, 0x00280c + (unit * 0x10)); - u32 gpc = (stat & 0x1f000000) >> 24; - u32 client = (stat & 0x00001f00) >> 8; - u32 write = (stat & 0x00000080); - u32 hub = (stat & 0x00000040); - u32 reason = (stat & 0x0000000f); const struct nvkm_enum *er, *eu, *ec; struct nvkm_engine *engine = NULL; struct nvkm_fifo_chan *chan; unsigned long flags; char gpcid[8] = ""; - er = nvkm_enum_find(gf100_fifo_fault_reason, reason); - eu = nvkm_enum_find(gf100_fifo_fault_engine, unit); - if (hub) { - ec = nvkm_enum_find(gf100_fifo_fault_hubclient, client); + er = nvkm_enum_find(gf100_fifo_fault_reason, info->reason); + eu = nvkm_enum_find(gf100_fifo_fault_engine, info->engine); + if (info->hub) { + ec = nvkm_enum_find(gf100_fifo_fault_hubclient, info->client); } else { - ec = nvkm_enum_find(gf100_fifo_fault_gpcclient, client); - snprintf(gpcid, sizeof(gpcid), "GPC%d/", gpc); + ec = nvkm_enum_find(gf100_fifo_fault_gpcclient, info->client); + snprintf(gpcid, sizeof(gpcid), "GPC%d/", info->gpc); } if (eu && eu->data2) { @@ -360,22 +291,108 @@ gf100_fifo_intr_fault(struct gf100_fifo *fifo, int unit) } } - chan = nvkm_fifo_chan_inst(&fifo->base, (u64)inst << 12, &flags); + chan = nvkm_fifo_chan_inst(&fifo->base, info->inst, &flags); nvkm_error(subdev, "%s fault at %010llx engine %02x [%s] client %02x [%s%s] " "reason %02x [%s] on channel %d [%010llx %s]\n", - write ? "write" : "read", (u64)vahi << 32 | valo, - unit, eu ? eu->name : "", client, gpcid, ec ? ec->name : "", - reason, er ? er->name : "", chan ? chan->chid : -1, - (u64)inst << 12, - chan ? chan->object.client->name : "unknown"); + info->access ? "write" : "read", info->addr, + info->engine, eu ? eu->name : "", + info->client, gpcid, ec ? ec->name : "", + info->reason, er ? er->name : "", chan ? chan->chid : -1, + info->inst, chan ? chan->object.client->name : "unknown"); if (engine && chan) gf100_fifo_recover(fifo, engine, (void *)chan); nvkm_fifo_chan_put(&fifo->base, flags, &chan); } +static const struct nvkm_enum +gf100_fifo_sched_reason[] = { + { 0x0a, "CTXSW_TIMEOUT" }, + {} +}; + +static void +gf100_fifo_intr_sched_ctxsw(struct gf100_fifo *fifo) +{ + struct nvkm_device *device = fifo->base.engine.subdev.device; + struct nvkm_engine *engine; + struct gf100_fifo_chan *chan; + unsigned long flags; + u32 engn; + + spin_lock_irqsave(&fifo->base.lock, flags); + for (engn = 0; engn < 6; engn++) { + u32 stat = nvkm_rd32(device, 0x002640 + (engn * 0x04)); + u32 busy = (stat & 0x80000000); + u32 save = (stat & 0x00100000); /* maybe? */ + u32 unk0 = (stat & 0x00040000); + u32 unk1 = (stat & 0x00001000); + u32 chid = (stat & 0x0000007f); + (void)save; + + if (busy && unk0 && unk1) { + list_for_each_entry(chan, &fifo->chan, head) { + if (chan->base.chid == chid) { + engine = gf100_fifo_engine(fifo, engn); + if (!engine) + break; + gf100_fifo_recover(fifo, engine, chan); + break; + } + } + } + } + spin_unlock_irqrestore(&fifo->base.lock, flags); +} + +static void +gf100_fifo_intr_sched(struct gf100_fifo *fifo) +{ + struct nvkm_subdev *subdev = &fifo->base.engine.subdev; + struct nvkm_device *device = subdev->device; + u32 intr = nvkm_rd32(device, 0x00254c); + u32 code = intr & 0x000000ff; + const struct nvkm_enum *en; + + en = nvkm_enum_find(gf100_fifo_sched_reason, code); + + nvkm_error(subdev, "SCHED_ERROR %02x [%s]\n", code, en ? en->name : ""); + + switch (code) { + case 0x0a: + gf100_fifo_intr_sched_ctxsw(fifo); + break; + default: + break; + } +} + +void +gf100_fifo_intr_fault(struct nvkm_fifo *fifo, int unit) +{ + struct nvkm_device *device = fifo->engine.subdev.device; + u32 inst = nvkm_rd32(device, 0x002800 + (unit * 0x10)); + u32 valo = nvkm_rd32(device, 0x002804 + (unit * 0x10)); + u32 vahi = nvkm_rd32(device, 0x002808 + (unit * 0x10)); + u32 type = nvkm_rd32(device, 0x00280c + (unit * 0x10)); + struct nvkm_fault_data info; + + info.inst = (u64)inst << 12; + info.addr = ((u64)vahi << 32) | valo; + info.time = 0; + info.engine = unit; + info.valid = 1; + info.gpc = (type & 0x1f000000) >> 24; + info.client = (type & 0x00001f00) >> 8; + info.access = (type & 0x00000080) >> 7; + info.hub = (type & 0x00000040) >> 6; + info.reason = (type & 0x0000000f); + + nvkm_fifo_fault(fifo, &info); +} + static const struct nvkm_bitfield gf100_fifo_pbdma_intr[] = { /* { 0x00008000, "" } seen with null ib push */ @@ -518,7 +535,7 @@ gf100_fifo_intr(struct nvkm_fifo *base) u32 mask = nvkm_rd32(device, 0x00259c); while (mask) { u32 unit = __ffs(mask); - gf100_fifo_intr_fault(fifo, unit); + gf100_fifo_intr_fault(&fifo->base, unit); nvkm_wr32(device, 0x00259c, (1 << unit)); mask &= ~(1 << unit); } @@ -655,6 +672,7 @@ gf100_fifo = { .init = gf100_fifo_init, .fini = gf100_fifo_fini, .intr = gf100_fifo_intr, + .fault = gf100_fifo_fault, .uevent_init = gf100_fifo_uevent_init, .uevent_fini = gf100_fifo_uevent_fini, .chan = { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c index 1053fe796466..ac9abcc1470a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gk104.c @@ -666,7 +666,7 @@ gk104_fifo_intr_fault(struct gk104_fifo *fifo, int unit) info.client = (type & 0x00001f00) >> 8; info.access = (type & 0x00000080) >> 7; info.hub = (type & 0x00000040) >> 6; - info.reason = (type & 0x000000ff); + info.reason = (type & 0x0000001f); nvkm_fifo_fault(&fifo->base, &info); } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h index c66f5370b21f..0ef8baab513e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/priv.h @@ -37,4 +37,6 @@ struct nvkm_fifo_func { void nv04_fifo_intr(struct nvkm_fifo *); void nv04_fifo_pause(struct nvkm_fifo *, unsigned long *); void nv04_fifo_start(struct nvkm_fifo *, unsigned long *); + +void gf100_fifo_intr_fault(struct nvkm_fifo *, int); #endif |