drm/nouveau/bios: extend connector table parsing
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/bios/conn.h b/drivers/gpu/drm/nouveau/core/include/subdev/bios/conn.h
index a32feb3..f3930c2 100644
--- a/drivers/gpu/drm/nouveau/core/include/subdev/bios/conn.h
+++ b/drivers/gpu/drm/nouveau/core/include/subdev/bios/conn.h
@@ -22,7 +22,25 @@
DCB_CONNECTOR_NONE = 0xff
};
-u16 dcb_conntab(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
-u16 dcb_conn(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *len);
+struct nvbios_connT {
+};
+
+u32 nvbios_connTe(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len);
+u32 nvbios_connTp(struct nouveau_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
+ struct nvbios_connT *info);
+
+struct nvbios_connE {
+ u8 type;
+ u8 location;
+ u8 hpd;
+ u8 dp;
+ u8 di;
+ u8 sr;
+ u8 lcdid;
+};
+
+u32 nvbios_connEe(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *hdr);
+u32 nvbios_connEp(struct nouveau_bios *bios, u8 idx, u8 *ver, u8 *hdr,
+ struct nvbios_connE *info);
#endif
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 @@
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;
}
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
index acaeaf7..626380f 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c
@@ -98,15 +98,16 @@
init_conn(struct nvbios_init *init)
{
struct nouveau_bios *bios = init->bios;
- u8 ver, len;
- u16 conn;
+ struct nvbios_connE connE;
+ u8 ver, hdr;
+ u32 conn;
if (init_exec(init)) {
if (init->outp) {
conn = init->outp->connector;
- conn = dcb_conn(bios, conn, &ver, &len);
+ conn = nvbios_connEp(bios, conn, &ver, &hdr, &connE);
if (conn)
- return nv_ro08(bios, conn);
+ return connE.type;
}
error("script needs connector type\n");
diff --git a/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c
index 64f8b47..fcaabe8 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/mxm/nv50.c
@@ -150,7 +150,7 @@
* common example is DP->eDP.
*/
conn = bios->data;
- conn += dcb_conn(bios, (ctx.outp[0] & 0x0000f000) >> 12, &ver, &len);
+ conn += nvbios_connEe(bios, (ctx.outp[0] & 0x0000f000) >> 12, &ver, &len);
type = conn[0];
switch (ctx.desc.conn_type) {
case 0x01: /* LVDS */