drm/nv50: set DP display power state during DPMS (1f403d9c) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/gpu/drm/nouveau/nv50_sor.c

+16 −2

Original line number	Original line	Diff line number	Diff line
	@@ -115,8 +115,22 @@ nv50_sor_dpms(struct drm_encoder *encoder, int mode)
	nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_STATE(or)));		nv_rd32(dev, NV50_PDISPLAY_SOR_DPMS_STATE(or)));
	}		}

	if (nv_encoder->dcb->type == OUTPUT_DP && mode == DRM_MODE_DPMS_ON)		if (nv_encoder->dcb->type == OUTPUT_DP) {
			struct nouveau_i2c_chan *auxch;

			auxch = nouveau_i2c_find(dev, nv_encoder->dcb->i2c_index);
			if (!auxch)
			return;

			if (mode == DRM_MODE_DPMS_ON) {
			u8 status = DP_SET_POWER_D0;
			nouveau_dp_auxch(auxch, 8, DP_SET_POWER, &status, 1);
	nouveau_dp_link_train(encoder);		nouveau_dp_link_train(encoder);
			} else {
			u8 status = DP_SET_POWER_D3;
			nouveau_dp_auxch(auxch, 8, DP_SET_POWER, &status, 1);
			}
			}
	}		}

	static void		static void