From 86b40432bd1986ad0e3b5822c4ef54c0dc1dacbc Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 21 Jun 2016 12:41:36 +1000 Subject: [PATCH] drm/nouveau/ltc/gm107-: decode interrupt status to human-readable strings Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c | 3 +-- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c | 10 +++++++--- drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h | 2 ++ 3 files changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c index c9eb677967a8..4a0fa0a9b802 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gf100.c @@ -23,7 +23,6 @@ */ #include "priv.h" -#include #include #include @@ -71,7 +70,7 @@ gf100_ltc_zbc_clear_depth(struct nvkm_ltc *ltc, int i, const u32 depth) nvkm_wr32(device, 0x17ea58, depth); } -static const struct nvkm_bitfield +const struct nvkm_bitfield gf100_ltc_lts_intr_name[] = { { 0x00000001, "IDLE_ERROR_IQ" }, { 0x00000002, "IDLE_ERROR_CBC" }, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c index 389fb13a1998..d65708c6a85f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gm107.c @@ -74,12 +74,16 @@ gm107_ltc_intr_lts(struct nvkm_ltc *ltc, int c, int s) struct nvkm_subdev *subdev = <c->subdev; struct nvkm_device *device = subdev->device; u32 base = 0x140400 + (c * 0x2000) + (s * 0x200); - u32 stat = nvkm_rd32(device, base + 0x00c); + u32 intr = nvkm_rd32(device, base + 0x00c); + u16 stat = intr & 0x0000ffff; + char msg[128]; if (stat) { - nvkm_error(subdev, "LTC%d_LTS%d: %08x\n", c, s, stat); - nvkm_wr32(device, base + 0x00c, stat); + nvkm_snprintbf(msg, sizeof(msg), gf100_ltc_lts_intr_name, stat); + nvkm_error(subdev, "LTC%d_LTS%d: %08x [%s]\n", c, s, intr, msg); } + + nvkm_wr32(device, base + 0x00c, intr); } void diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h index 6d81c695ed0d..0da5766a9d3d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/priv.h @@ -2,6 +2,7 @@ #define __NVKM_LTC_PRIV_H__ #define nvkm_ltc(p) container_of((p), struct nvkm_ltc, subdev) #include +#include int nvkm_ltc_new_(const struct nvkm_ltc_func *, struct nvkm_device *, int index, struct nvkm_ltc **); @@ -31,6 +32,7 @@ void gf100_ltc_zbc_clear_color(struct nvkm_ltc *, int, const u32[4]); void gf100_ltc_zbc_clear_depth(struct nvkm_ltc *, int, const u32); void gf100_ltc_invalidate(struct nvkm_ltc *); void gf100_ltc_flush(struct nvkm_ltc *); +extern const struct nvkm_bitfield gf100_ltc_lts_intr_name[]; void gm107_ltc_intr(struct nvkm_ltc *); void gm107_ltc_cbc_clear(struct nvkm_ltc *, u32, u32); -- 2.20.1