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authorBen Skeggs <bskeggs@redhat.com>2018-05-08 12:39:47 +0200
committerBen Skeggs <bskeggs@redhat.com>2018-05-18 07:01:31 +0200
commit6827c9a8683d8102479ba7add0cc7ab181143c82 (patch)
tree86e981b31863479d0808c023971a1c17d86d7aa2 /drivers/gpu/drm/nouveau
parentdrm/nouveau/bios/gv100: initial support (diff)
downloadlinux-6827c9a8683d8102479ba7add0cc7ab181143c82.tar.xz
linux-6827c9a8683d8102479ba7add0cc7ab181143c82.zip
drm/nouveau/bios/pll: limits table 5.0
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c19
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;