summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/drm_dp_helper.c
diff options
context:
space:
mode:
authorJason Gunthorpe <jgg@nvidia.com>2020-11-17 15:20:26 -0400
committerJason Gunthorpe <jgg@nvidia.com>2020-11-17 15:20:26 -0400
commitbf3b7b7ba9e3db55d164ec7bf05e6947f79637cd (patch)
tree7de81ebc8339c2a985b2af0e360368e281564c93 /drivers/gpu/drm/drm_dp_helper.c
parent8a7904a672a1d33c848e5129f886ee69e0773a2e (diff)
parentdabbd6abcdbeb1358a53ec28a244429320eb0e3a (diff)
downloadlinux-bf3b7b7ba9e3db55d164ec7bf05e6947f79637cd.tar.bz2
Merge branch 'for-rc' into rdma.git
From https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git The rc RDMA branch is needed due to dependencies on the next patches. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/drm_dp_helper.c')
-rw-r--r--drivers/gpu/drm/drm_dp_helper.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
index 90807a6b415c..deeed73f4ed6 100644
--- a/drivers/gpu/drm/drm_dp_helper.c
+++ b/drivers/gpu/drm/drm_dp_helper.c
@@ -374,6 +374,10 @@ static bool is_edid_digital_input_dp(const struct edid *edid)
* drm_dp_downstream_is_type() - is the downstream facing port of certain type?
* @dpcd: DisplayPort configuration data
* @port_cap: port capabilities
+ * @type: port type to be checked. Can be:
+ * %DP_DS_PORT_TYPE_DP, %DP_DS_PORT_TYPE_VGA, %DP_DS_PORT_TYPE_DVI,
+ * %DP_DS_PORT_TYPE_HDMI, %DP_DS_PORT_TYPE_NON_EDID,
+ * %DP_DS_PORT_TYPE_DP_DUALMODE or %DP_DS_PORT_TYPE_WIRELESS.
*
* Caveat: Only works with DPCD 1.1+ port caps.
*
@@ -870,6 +874,7 @@ EXPORT_SYMBOL(drm_dp_downstream_444_to_420_conversion);
/**
* drm_dp_downstream_mode() - return a mode for downstream facing port
+ * @dev: DRM device
* @dpcd: DisplayPort configuration data
* @port_cap: port capabilities
*
@@ -1028,7 +1033,8 @@ EXPORT_SYMBOL(drm_dp_downstream_debug);
/**
* drm_dp_subconnector_type() - get DP branch device type
- *
+ * @dpcd: DisplayPort configuration data
+ * @port_cap: port capabilities
*/
enum drm_mode_subconnector
drm_dp_subconnector_type(const u8 dpcd[DP_RECEIVER_CAP_SIZE],
@@ -1079,6 +1085,10 @@ EXPORT_SYMBOL(drm_dp_subconnector_type);
/**
* drm_mode_set_dp_subconnector_property - set subconnector for DP connector
+ * @connector: connector to set property on
+ * @status: connector status
+ * @dpcd: DisplayPort configuration data
+ * @port_cap: port capabilities
*
* Called by a driver on every detect event.
*/