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| author | Rosen Penev <rosenp@gmail.com> | 2017-07-25 17:21:43 -0700 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2017-08-22 18:04:32 +1000 |
| commit | df00d5da609f59022ee9aafdb4e2313aefeb6bda (patch) | |
| tree | 6a224ad804ffc160d8492153484b47f273b400b4 | |
| parent | 81904932449cf832ab1982d302dc6c8f8b24b289 (diff) | |
| download | linux-stable-df00d5da609f59022ee9aafdb4e2313aefeb6bda.tar.gz linux-stable-df00d5da609f59022ee9aafdb4e2313aefeb6bda.tar.bz2 linux-stable-df00d5da609f59022ee9aafdb4e2313aefeb6bda.zip | |
drm/nouveau/disp: Silence DCB warnings.
Most of these errors seem to be WFD related. Official documentation
says dcb type 8 is reserved. It's probably used for WFD. Silence
the warning in either case.
Connector type 70 is stated to be a virtual connector for WiFi
display. Since we know this, don't warn that we don't.
Signed-off by: Rosen Penev <rosenp@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
4 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h index e8e77ee24776..deb477282dde 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h @@ -18,6 +18,7 @@ enum dcb_connector_type { DCB_CONNECTOR_HDMI_C = 0x63, DCB_CONNECTOR_DMS59_DP0 = 0x64, DCB_CONNECTOR_DMS59_DP1 = 0x65, + DCB_CONNECTOR_WFD = 0x70, DCB_CONNECTOR_NONE = 0xff }; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h index 4892a65ddd48..903d117603d8 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/dcb.h @@ -6,6 +6,7 @@ enum dcb_output_type { DCB_OUTPUT_TMDS = 0x2, DCB_OUTPUT_LVDS = 0x3, DCB_OUTPUT_DP = 0x6, + DCB_OUTPUT_WFD = 0x8, DCB_OUTPUT_EOL = 0xe, DCB_OUTPUT_UNUSED = 0xf, DCB_OUTPUT_ANY = -1, diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 5137155bf3c0..70d8e0d69ad5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -1184,6 +1184,7 @@ drm_conntype_from_dcb(enum dcb_connector_type dcb) case DCB_CONNECTOR_HDMI_0 : case DCB_CONNECTOR_HDMI_1 : case DCB_CONNECTOR_HDMI_C : return DRM_MODE_CONNECTOR_HDMIA; + case DCB_CONNECTOR_WFD : return DRM_MODE_CONNECTOR_VIRTUAL; default: break; } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c index 88582af8bd89..93a75e5b2791 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/base.c @@ -285,6 +285,10 @@ nvkm_disp_oneinit(struct nvkm_engine *engine) case DCB_OUTPUT_DP: ret = nvkm_dp_new(disp, i, &dcbE, &outp); break; + case DCB_OUTPUT_WFD: + /* No support for WFD yet. */ + ret = -ENODEV; + continue; default: nvkm_warn(subdev, "dcb %d type %d unknown\n", i, dcbE.type); |