From: Johan Hovold johan+linaro@kernel.org
stable inclusion from stable-v6.6.9 commit 847f8f529a13bd880aa271a76aa1c19408d03fa5 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8SU2D
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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commit c994cb596bf7ef5928f06331c76f46e071b16f09 upstream.
Fix the recently added connector sanity check which was off by one and prevented orientation notifications from being handled correctly for the second port when using GPIOs to determine orientation.
Fixes: c6165ed2f425 ("usb: ucsi: glink: use the connector orientation GPIO to provide switch events") Cc: stable stable@kernel.org Cc: Neil Armstrong neil.armstrong@linaro.org Signed-off-by: Johan Hovold johan+linaro@kernel.org Reviewed-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org Reviewed-by: Heikki Krogerus heikki.krogerus@linux.intel.com Link: https://lore.kernel.org/r/20231208123603.29957-1-johan+linaro@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/usb/typec/ucsi/ucsi_glink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c index db6e248f8208..4853141cd10c 100644 --- a/drivers/usb/typec/ucsi/ucsi_glink.c +++ b/drivers/usb/typec/ucsi/ucsi_glink.c @@ -228,7 +228,7 @@ static void pmic_glink_ucsi_notify(struct work_struct *work)
con_num = UCSI_CCI_CONNECTOR(cci); if (con_num) { - if (con_num < PMIC_GLINK_MAX_PORTS && + if (con_num <= PMIC_GLINK_MAX_PORTS && ucsi->port_orientation[con_num - 1]) { int orientation = gpiod_get_value(ucsi->port_orientation[con_num - 1]);