Commit 3b77b271 authored by Gene Chen's avatar Gene Chen Committed by Greg Kroah-Hartman
Browse files

usb: typec: tcpci_rt1711h: Fix vendor setting when set vconn 



replace overwrite whole register with update bits

Reviewed-by: default avatarHeikki Krogerus <heikki.krogerus@linux.intel.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarGene Chen <gene_chen@richtek.com>
Link: https://lore.kernel.org/r/20220805071714.150882-3-gene.chen.richtek@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a72095ed

drivers/usb/typec/tcpm/tcpci_rt1711h.c

+4 −2
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 
 * Richtek RT1711H Type-C Chip Driver

 */



#include <linux/bits.h>

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/i2c.h>
@@ -23,6 +24,7 @@ 
#define RT1711H_RTCTRL8_SET(ck300, ship_off, auto_idle, tout) \

			    (((ck300) << 7) | ((ship_off) << 5) | \

			    ((auto_idle) << 3) | ((tout) & 0x07))

#define RT1711H_AUTOIDLEEN	BIT(3)



#define RT1711H_RTCTRL11	0x9E
@@ -109,8 +111,8 @@ static int rt1711h_set_vconn(struct tcpci *tcpci, struct tcpci_data *tdata, 
{

	struct rt1711h_chip *chip = tdata_to_rt1711h(tdata);



	return rt1711h_write8(chip, RT1711H_RTCTRL8,

			      RT1711H_RTCTRL8_SET(0, 1, !enable, 2));

	return regmap_update_bits(chip->data.regmap, RT1711H_RTCTRL8,

				  RT1711H_AUTOIDLEEN, enable ? 0 : RT1711H_AUTOIDLEEN);

}



static int rt1711h_start_drp_toggling(struct tcpci *tcpci,