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authorAmelie Delaunay <amelie.delaunay@st.com>2020-09-24 11:00:45 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-02 15:30:31 +0200
commit12f3467b0d28369d3add7a0deb65fdac9b503c90 (patch)
tree063093ea0f10a69f516e80ef5c50abb340a6de48 /drivers/usb
parenta6806e32e7a41c20c6b288009cb6f30929668327 (diff)
usb: typec: add typec_find_pwr_opmode
This patch adds a function that converts power operation mode string into power operation mode value. It is useful to configure power operation mode through device tree property, as power capabilities may be linked to hardware design. Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com> Link: https://lore.kernel.org/r/20200924090049.9041-3-amelie.delaunay@st.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/typec/class.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/usb/typec/class.c b/drivers/usb/typec/class.c
index 02655694f200..35eec707cb51 100644
--- a/drivers/usb/typec/class.c
+++ b/drivers/usb/typec/class.c
@@ -1449,6 +1449,21 @@ void typec_set_pwr_opmode(struct typec_port *port,
EXPORT_SYMBOL_GPL(typec_set_pwr_opmode);
/**
+ * typec_find_pwr_opmode - Get the typec power operation mode capability
+ * @name: power operation mode string
+ *
+ * This routine is used to find the typec_pwr_opmode by its string @name.
+ *
+ * Returns typec_pwr_opmode if success, otherwise negative error code.
+ */
+int typec_find_pwr_opmode(const char *name)
+{
+ return match_string(typec_pwr_opmodes,
+ ARRAY_SIZE(typec_pwr_opmodes), name);
+}
+EXPORT_SYMBOL_GPL(typec_find_pwr_opmode);
+
+/**
* typec_find_orientation - Convert orientation string to enum typec_orientation
* @name: Orientation string
*