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drm/nouveau/bios: parse external transmitter type if off-chip 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2013-02-12 10:16:31 +10:00
parent 5ed502096f
commit f3ed104871
2 changed files with 5 additions and 1 deletions
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1
drivers/gpu/drm/nouveau/core/include/subdev/bios/dcb.h
View File

@ -25,6 +25,7 @@ struct dcb_output {
uint8_t or;
uint8_t link;
bool duallink_possible;
uint8_t extdev;
union {
struct sor_conf {
int link;

5
drivers/gpu/drm/nouveau/core/subdev/bios/dcb.c
View File

@ -135,6 +135,9 @@ dcb_outp_parse(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len,
case DCB_OUTPUT_DP:
outp->link = (conf & 0x00000030) >> 4;
outp->sorconf.link = outp->link; /*XXX*/
outp->extdev = 0x00;
if (outp->location != 0)
outp->extdev = (conf & 0x0000ff00) >> 8;
break;
default:
break;
@ -147,7 +150,7 @@ dcb_outp_parse(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len,
static inline u16
dcb_outp_hasht(struct dcb_output *outp)
{
return outp->type;
return (outp->location << 4) | outp->type;
}
static inline u16