diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 132 |
1 files changed, 121 insertions, 11 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 27def67cb6be..cebb65e07e1d 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -27,6 +27,7 @@ #include <drm/drm_edid.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_fb_helper.h> +#include <drm/drm_dp_mst_helper.h> #include <drm/radeon_drm.h> #include "radeon.h" #include "radeon_audio.h" @@ -34,12 +35,33 @@ #include <linux/pm_runtime.h> +static int radeon_dp_handle_hpd(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + int ret; + + ret = radeon_dp_mst_check_status(radeon_connector); + if (ret == -EINVAL) + return 1; + return 0; +} void radeon_connector_hotplug(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); + if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort) { + struct radeon_connector_atom_dig *dig_connector = + radeon_connector->con_priv; + + if (radeon_connector->is_mst_connector) + return; + if (dig_connector->is_mst) { + radeon_dp_handle_hpd(connector); + return; + } + } /* bail if the connector does not have hpd pin, e.g., * VGA, TV, etc. */ @@ -135,7 +157,7 @@ int radeon_get_monitor_bpc(struct drm_connector *connector) if (connector->display_info.bpc) bpc = connector->display_info.bpc; else if (ASIC_IS_DCE41(rdev) || ASIC_IS_DCE5(rdev)) { - struct drm_connector_helper_funcs *connector_funcs = + const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; struct drm_encoder *encoder = connector_funcs->best_encoder(connector); struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); @@ -225,7 +247,7 @@ radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_c struct radeon_device *rdev = dev->dev_private; struct drm_encoder *best_encoder = NULL; struct drm_encoder *encoder = NULL; - struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; + const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; bool connected; int i; @@ -702,7 +724,7 @@ static int radeon_connector_set_property(struct drm_connector *connector, struct if (connector->encoder) radeon_encoder = to_radeon_encoder(connector->encoder); else { - struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; + const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); } @@ -725,6 +747,30 @@ static int radeon_connector_set_property(struct drm_connector *connector, struct radeon_property_change_mode(&radeon_encoder->base); } + if (property == rdev->mode_info.output_csc_property) { + if (connector->encoder) + radeon_encoder = to_radeon_encoder(connector->encoder); + else { + const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; + radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); + } + + if (radeon_encoder->output_csc == val) + return 0; + + radeon_encoder->output_csc = val; + + if (connector->encoder->crtc) { + struct drm_crtc *crtc = connector->encoder->crtc; + const struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + + radeon_crtc->output_csc = radeon_encoder->output_csc; + + (*crtc_funcs->load_lut)(crtc); + } + } + return 0; } @@ -896,7 +942,7 @@ static int radeon_lvds_set_property(struct drm_connector *connector, if (connector->encoder) radeon_encoder = to_radeon_encoder(connector->encoder); else { - struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; + const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private; radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector)); } @@ -964,7 +1010,7 @@ radeon_vga_detect(struct drm_connector *connector, bool force) struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder; - struct drm_encoder_helper_funcs *encoder_funcs; + const struct drm_encoder_helper_funcs *encoder_funcs; bool dret = false; enum drm_connector_status ret = connector_status_disconnected; int r; @@ -1094,7 +1140,7 @@ static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector, bool force) { struct drm_encoder *encoder; - struct drm_encoder_helper_funcs *encoder_funcs; + const struct drm_encoder_helper_funcs *encoder_funcs; struct radeon_connector *radeon_connector = to_radeon_connector(connector); enum drm_connector_status ret = connector_status_disconnected; int r; @@ -1174,7 +1220,7 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = NULL; - struct drm_encoder_helper_funcs *encoder_funcs; + const struct drm_encoder_helper_funcs *encoder_funcs; int i, r; enum drm_connector_status ret = connector_status_disconnected; bool dret = false, broken_edid = false; @@ -1585,6 +1631,9 @@ radeon_dp_detect(struct drm_connector *connector, bool force) struct drm_encoder *encoder = radeon_best_single_encoder(connector); int r; + if (radeon_dig_connector->is_mst) + return connector_status_disconnected; + r = pm_runtime_get_sync(connector->dev->dev); if (r < 0) return connector_status_disconnected; @@ -1635,7 +1684,7 @@ radeon_dp_detect(struct drm_connector *connector, bool force) if (radeon_ddc_probe(radeon_connector, true)) /* try DDC */ ret = connector_status_connected; else if (radeon_connector->dac_load_detect) { /* try load detection */ - struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; + const struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private; ret = encoder_funcs->detect(encoder, connector); } } @@ -1643,12 +1692,21 @@ radeon_dp_detect(struct drm_connector *connector, bool force) radeon_dig_connector->dp_sink_type = radeon_dp_getsinktype(radeon_connector); if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { ret = connector_status_connected; - if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) + if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { radeon_dp_getdpcd(radeon_connector); + r = radeon_dp_mst_probe(radeon_connector); + if (r == 1) + ret = connector_status_disconnected; + } } else { if (radeon_dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) { - if (radeon_dp_getdpcd(radeon_connector)) - ret = connector_status_connected; + if (radeon_dp_getdpcd(radeon_connector)) { + r = radeon_dp_mst_probe(radeon_connector); + if (r == 1) + ret = connector_status_disconnected; + else + ret = connector_status_connected; + } } else { /* try non-aux ddc (DP to DVI/HDMI/etc. adapter) */ if (radeon_ddc_probe(radeon_connector, false)) @@ -1872,6 +1930,10 @@ radeon_add_atom_connector(struct drm_device *dev, drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_NONE); + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); break; case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: @@ -1904,6 +1966,10 @@ radeon_add_atom_connector(struct drm_device *dev, drm_object_attach_property(&radeon_connector->base.base, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; @@ -1950,6 +2016,10 @@ radeon_add_atom_connector(struct drm_device *dev, drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_NONE); + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->polled = DRM_CONNECTOR_POLL_CONNECT; @@ -1972,6 +2042,10 @@ radeon_add_atom_connector(struct drm_device *dev, drm_object_attach_property(&radeon_connector->base.base, dev->mode_config.scaling_mode_property, DRM_MODE_SCALE_NONE); + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); /* no HPD on analog connectors */ radeon_connector->hpd.hpd = RADEON_HPD_NONE; connector->interlace_allowed = true; @@ -2023,6 +2097,10 @@ radeon_add_atom_connector(struct drm_device *dev, rdev->mode_info.load_detect_property, 1); } + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_DVII) connector->doublescan_allowed = true; @@ -2068,6 +2146,10 @@ radeon_add_atom_connector(struct drm_device *dev, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); } + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); subpixel_order = SubPixelHorizontalRGB; connector->interlace_allowed = true; if (connector_type == DRM_MODE_CONNECTOR_HDMIB) @@ -2116,6 +2198,10 @@ radeon_add_atom_connector(struct drm_device *dev, rdev->mode_info.audio_property, RADEON_AUDIO_AUTO); } + if (ASIC_IS_DCE5(rdev)) + drm_object_attach_property(&radeon_connector->base.base, + rdev->mode_info.output_csc_property, + RADEON_OUTPUT_CSC_BYPASS); connector->interlace_allowed = true; /* in theory with a DP to VGA converter... */ connector->doublescan_allowed = false; @@ -2352,3 +2438,27 @@ radeon_add_legacy_connector(struct drm_device *dev, connector->display_info.subpixel_order = subpixel_order; drm_connector_register(connector); } + +void radeon_setup_mst_connector(struct drm_device *dev) +{ + struct radeon_device *rdev = dev->dev_private; + struct drm_connector *connector; + struct radeon_connector *radeon_connector; + + if (!ASIC_IS_DCE5(rdev)) + return; + + if (radeon_mst == 0) + return; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + int ret; + + radeon_connector = to_radeon_connector(connector); + + if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) + continue; + + ret = radeon_dp_mst_init(radeon_connector); + } +} |