提交 5e5a195e 编写于 作者: B Ben Skeggs

drm/nouveau/clock: fix missing pll type/addr when matching default entry

This issue is a regression from 70790f4f,
and causes us to miss a special-case for C51 (NV4E) chipsets and return
the wrong reference frequency for the VPLLs.

Should fix fdo#56202
Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 2c25b739
......@@ -157,11 +157,10 @@ pll_map_reg(struct nouveau_bios *bios, u32 reg, u32 *type, u8 *ver, u8 *len)
while (map->reg) {
if (map->reg == reg && *ver >= 0x20) {
u16 addr = (data += hdr);
*type = map->type;
while (cnt--) {
if (nv_ro32(bios, data) == map->reg) {
*type = map->type;
if (nv_ro32(bios, data) == map->reg)
return data;
}
data += *len;
}
return addr;
......@@ -200,11 +199,10 @@ pll_map_type(struct nouveau_bios *bios, u8 type, u32 *reg, u8 *ver, u8 *len)
while (map->reg) {
if (map->type == type && *ver >= 0x20) {
u16 addr = (data += hdr);
*reg = map->reg;
while (cnt--) {
if (nv_ro32(bios, data) == map->reg) {
*reg = map->reg;
if (nv_ro32(bios, data) == map->reg)
return data;
}
data += *len;
}
return addr;
......
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