diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/devinit')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c | 19 |
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c index a410c0db8a08..1730371933df 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c @@ -26,6 +26,7 @@ #include <subdev/bios.h> #include <subdev/bios/bit.h> #include <subdev/bios/pmu.h> +#include <subdev/timer.h> static void pmu_code(struct nv50_devinit *init, u32 pmu, u32 img, u32 len, bool sec) @@ -123,21 +124,13 @@ gm200_devinit_post(struct nvkm_devinit *base, bool post) return -EINVAL; } - /* reset PMU and load init table parser ucode */ - if (post) { - nvkm_mask(device, 0x000200, 0x00002000, 0x00000000); - nvkm_mask(device, 0x000200, 0x00002000, 0x00002000); - nvkm_rd32(device, 0x000200); - while (nvkm_rd32(device, 0x10a10c) & 0x00000006) { - } - } - ret = pmu_load(init, 0x04, post, &exec, &args); if (ret) return ret; /* upload first chunk of init data */ if (post) { + // devinit tables u32 pmu = pmu_args(init, args + 0x08, 0x08); u32 img = nvbios_rd16(bios, bit_I.offset + 0x14); u32 len = nvbios_rd16(bios, bit_I.offset + 0x16); @@ -146,6 +139,7 @@ gm200_devinit_post(struct nvkm_devinit *base, bool post) /* upload second chunk of init data */ if (post) { + // devinit boot scripts u32 pmu = pmu_args(init, args + 0x08, 0x10); u32 img = nvbios_rd16(bios, bit_I.offset + 0x18); u32 len = nvbios_rd16(bios, bit_I.offset + 0x1a); @@ -156,8 +150,11 @@ gm200_devinit_post(struct nvkm_devinit *base, bool post) if (post) { nvkm_wr32(device, 0x10a040, 0x00005000); pmu_exec(init, exec); - while (!(nvkm_rd32(device, 0x10a040) & 0x00002000)) { - } + if (nvkm_msec(device, 2000, + if (nvkm_rd32(device, 0x10a040) & 0x00002000) + break; + ) < 0) + return -ETIMEDOUT; } /* load and execute some other ucode image (bios therm?) */ |