diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/bios/conn.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/bios/conn.c | 62 |
1 files changed, 53 insertions, 9 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c b/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c index 5ac010e..2ede3bc 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/conn.c @@ -28,12 +28,12 @@ #include <subdev/bios/dcb.h> #include <subdev/bios/conn.h> -u16 -dcb_conntab(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +u32 +nvbios_connTe(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) { - u16 dcb = dcb_table(bios, ver, hdr, cnt, len); + u32 dcb = dcb_table(bios, ver, hdr, cnt, len); if (dcb && *ver >= 0x30 && *hdr >= 0x16) { - u16 data = nv_ro16(bios, dcb + 0x14); + u32 data = nv_ro16(bios, dcb + 0x14); if (data) { *ver = nv_ro08(bios, data + 0); *hdr = nv_ro08(bios, data + 1); @@ -42,15 +42,59 @@ dcb_conntab(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len) return data; } } - return 0x0000; + return 0x00000000; } -u16 -dcb_conn(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len) +u32 +nvbios_connTp(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_connT *info) +{ + u32 data = nvbios_connTe(bios, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x30: + case 0x40: + return data; + default: + break; + } + return 0x00000000; +} + +u32 +nvbios_connEe(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len) { u8 hdr, cnt; - u16 data = dcb_conntab(bios, ver, &hdr, &cnt, len); + u32 data = nvbios_connTe(bios, ver, &hdr, &cnt, len); if (data && idx < cnt) return data + hdr + (idx * *len); - return 0x0000; + return 0x00000000; +} + +u32 +nvbios_connEp(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len, + struct nvbios_connE *info) +{ + u32 data = nvbios_connEe(bios, idx, ver, len); + memset(info, 0x00, sizeof(*info)); + switch (!!data * *ver) { + case 0x30: + case 0x40: + info->type = nv_ro08(bios, data + 0x00); + info->location = nv_ro08(bios, data + 0x01) & 0x0f; + info->hpd = (nv_ro08(bios, data + 0x01) & 0x30) >> 4; + info->dp = (nv_ro08(bios, data + 0x01) & 0xc0) >> 6; + if (*len < 4) + return data; + info->hpd |= (nv_ro08(bios, data + 0x02) & 0x03) << 2; + info->dp |= nv_ro08(bios, data + 0x02) & 0x0c; + info->di = (nv_ro08(bios, data + 0x02) & 0xf0) >> 4; + info->hpd |= (nv_ro08(bios, data + 0x03) & 0x07) << 4; + info->sr = (nv_ro08(bios, data + 0x03) & 0x08) >> 3; + info->lcdid = (nv_ro08(bios, data + 0x03) & 0x70) >> 4; + return data; + default: + break; + } + return 0x00000000; } |