diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c index f3502c961cd..bf13a1200f2 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c +++ b/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c @@ -29,15 +29,15 @@ struct nv50_gpio_priv { }; static void -nv50_gpio_reset(struct nouveau_gpio *gpio) +nv50_gpio_reset(struct nouveau_gpio *gpio, u8 match) { struct nouveau_bios *bios = nouveau_bios(gpio); struct nv50_gpio_priv *priv = (void *)gpio; + u8 ver, len; u16 entry; - u8 ver; int ent = -1; - while ((entry = dcb_gpio_entry(bios, 0, ++ent, &ver))) { + while ((entry = dcb_gpio_entry(bios, 0, ++ent, &ver, &len))) { static const u32 regs[] = { 0xe100, 0xe28c }; u32 data = nv_ro32(bios, entry); u8 line = (data & 0x0000001f); @@ -48,7 +48,8 @@ nv50_gpio_reset(struct nouveau_gpio *gpio) u32 val = (unk1 << 16) | unk0; u32 reg = regs[line >> 4]; line &= 0x0f; - if (func == 0xff) + if ( func == DCB_GPIO_UNUSED || + (match != DCB_GPIO_UNUSED && match != func)) continue; gpio->set(gpio, 0, func, line, defs); |