drm/nouveau/bios/dp: initial support for 4.2

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c
index 05332476354abd4f49ddf9da6c47b2714a01018b..d89e78c4e6890c43f361d1f1acb3ad252a57b844 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/dp.c
@@ -40,6 +40,7 @@ nvbios_dp_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)
                                case 0x30:
                                case 0x40:
                                case 0x41:
+                               case 0x42:
                                        *hdr = nvbios_rd08(bios, data + 0x01);
                                        *len = nvbios_rd08(bios, data + 0x02);
                                        *cnt = nvbios_rd08(bios, data + 0x03);
@@ -70,6 +71,7 @@ nvbios_dpout_entry(struct nvkm_bios *bios, u8 idx,
                        break;
                case 0x40:
                case 0x41:
+               case 0x42:
                        *hdr = nvbios_rd08(bios, data + 0x04);
                        *cnt = 0;
                        *len = 0;
@@ -109,6 +111,7 @@ nvbios_dpout_parse(struct nvkm_bios *bios, u8 idx,
                        break;
                case 0x40:
                case 0x41:
+               case 0x42:
                        info->flags     = nvbios_rd08(bios, data + 0x04);
                        info->script[0] = nvbios_rd16(bios, data + 0x05);
                        info->script[1] = nvbios_rd16(bios, data + 0x07);
@@ -180,6 +183,11 @@ nvbios_dpcfg_parse(struct nvkm_bios *bios, u16 outp, u8 idx,
                        info->pe    = nvbios_rd08(bios, data + 0x02);
                        info->tx_pu = nvbios_rd08(bios, data + 0x03);
                        break;
+               case 0x42:
+                       info->dc    = nvbios_rd08(bios, data + 0x00);
+                       info->pe    = nvbios_rd08(bios, data + 0x01);
+                       info->tx_pu = nvbios_rd08(bios, data + 0x02);
+                       break;
                default:
                        data = 0x0000;
                        break;