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drm/nouveau/vbios: parse more gpio tag bits from connector table

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-02-17 08:03:53 +10:00
parent 3248421670
commit a589e87fe7
1 changed files with 8 additions and 17 deletions
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25
drivers/gpu/drm/nouveau/nouveau_bios.c
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@ -5950,6 +5950,11 @@ apply_dcb_connector_quirks(struct nvbios *bios, int idx)
}
}
static const u8 hpd_gpio[16] = {
0xff, 0x07, 0x08, 0xff, 0xff, 0x51, 0x52, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0x5e, 0x5f, 0x60,
};
static void
parse_dcb_connector_table(struct nvbios *bios)
{
@ -5986,23 +5991,9 @@ parse_dcb_connector_table(struct nvbios *bios)
cte->type = (cte->entry & 0x000000ff) >> 0;
cte->index2 = (cte->entry & 0x00000f00) >> 8;
switch (cte->entry & 0x00033000) {
case 0x00001000:
cte->gpio_tag = 0x07;
break;
case 0x00002000:
cte->gpio_tag = 0x08;
break;
case 0x00010000:
cte->gpio_tag = 0x51;
break;
case 0x00020000:
cte->gpio_tag = 0x52;
break;
default:
cte->gpio_tag = 0xff;
break;
}
cte->gpio_tag = ffs((cte->entry & 0x07033000) >> 12);
cte->gpio_tag = hpd_gpio[cte->gpio_tag];
if (cte->type == 0xff)
continue;