Commit cf091292 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/bios: parse 8.1 Gbps DP link rate 



From DCB 4.1 spec.

Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 7d2813c4

drivers/gpu/drm/nouveau/nvkm/subdev/bios/dcb.c

+7 −4
Original line number Diff line number Diff line
@@ -143,16 +143,19 @@ dcb_outp_parse(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len, 
			switch (outp->type) {

			case DCB_OUTPUT_DP:

				switch (conf & 0x00e00000) {

				case 0x00000000:

				case 0x00000000: /* 1.62 */

					outp->dpconf.link_bw = 0x06;

					break;

				case 0x00200000:

				case 0x00200000: /* 2.7 */

					outp->dpconf.link_bw = 0x0a;

					break;

				case 0x00400000:

				default:

				case 0x00400000: /* 5.4 */

					outp->dpconf.link_bw = 0x14;

					break;

				case 0x00600000: /* 8.1 */

				default:

					outp->dpconf.link_bw = 0x1e;

					break;

				}



				switch ((conf & 0x0f000000) >> 24) {