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authorBadhri Jagan Sridharan <badhri@google.com>2020-10-29 09:31:32 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-11-18 14:56:58 +0300
commita30a00e37ceb094f949e4d96c2c586e6503b5d1d (patch)
tree5b7dbc492ab0c2342033616a11f8f3d2d075ade0 /include/linux/usb
parent8115240c4fbd1c2705d1369f66168ec77fa2a7e4 (diff)
downloadlinux-a30a00e37ceb094f949e4d96c2c586e6503b5d1d.tar.xz
usb: typec: tcpm: frs sourcing vbus callback
During FRS hardware autonomously starts to source vbus. Provide callback to perform chip specific operations. Signed-off-by: Badhri Jagan Sridharan <badhri@google.com> Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Link: https://lore.kernel.org/r/20201029063138.1429760-5-badhri@google.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/usb')
-rw-r--r--include/linux/usb/tcpm.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h
index 09762d26fa0c..7303f518ba49 100644
--- a/include/linux/usb/tcpm.h
+++ b/include/linux/usb/tcpm.h
@@ -83,6 +83,9 @@ enum tcpm_transmit_type {
* Optional; Called to enable/disable PD 3.0 fast role swap.
* Enabling frs is accessory dependent as not all PD3.0
* accessories support fast role swap.
+ * @frs_sourcing_vbus:
+ * Optional; Called to notify that vbus is now being sourced.
+ * Low level drivers can perform chip specific operations, if any.
*/
struct tcpc_dev {
struct fwnode_handle *fwnode;
@@ -109,6 +112,7 @@ struct tcpc_dev {
const struct pd_message *msg);
int (*set_bist_data)(struct tcpc_dev *dev, bool on);
int (*enable_frs)(struct tcpc_dev *dev, bool enable);
+ void (*frs_sourcing_vbus)(struct tcpc_dev *dev);
};
struct tcpm_port;