diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c index 2ca23a9157ab..e6e804cee2bc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c @@ -193,7 +193,10 @@ pll_map_type(struct nvkm_bios *bios, u8 type, u32 *reg, u8 *ver, u8 *len) data += hdr; while (cnt--) { if (nvbios_rd08(bios, data + 0) == type) { - *reg = nvbios_rd32(bios, data + 3); + if (*ver < 0x50) + *reg = nvbios_rd32(bios, data + 3); + else + *reg = 0; return data; } data += *len; @@ -361,6 +364,20 @@ nvbios_pll_parse(struct nvkm_bios *bios, u32 type, struct nvbios_pll *info) info->min_p = nvbios_rd08(bios, data + 12); info->max_p = nvbios_rd08(bios, data + 13); break; + case 0x50: + info->refclk = nvbios_rd16(bios, data + 1) * 1000; + /* info->refclk_alt = nvbios_rd16(bios, data + 3) * 1000; */ + info->vco1.min_freq = nvbios_rd16(bios, data + 5) * 1000; + info->vco1.max_freq = nvbios_rd16(bios, data + 7) * 1000; + info->vco1.min_inputfreq = nvbios_rd16(bios, data + 9) * 1000; + info->vco1.max_inputfreq = nvbios_rd16(bios, data + 11) * 1000; + info->vco1.min_m = nvbios_rd08(bios, data + 13); + info->vco1.max_m = nvbios_rd08(bios, data + 14); + info->vco1.min_n = nvbios_rd08(bios, data + 15); + info->vco1.max_n = nvbios_rd08(bios, data + 16); + info->min_p = nvbios_rd08(bios, data + 17); + info->max_p = nvbios_rd08(bios, data + 18); + break; default: nvkm_error(subdev, "unknown pll limits version 0x%02x\n", ver); return -EINVAL; |