From: Azhar Shaikh <azhar.shaikh@intel.com>
To: bleung@chromium.org, enric.balletbo@collabora.com,
groeck@chromium.org, heikki.krogerus@linux.intel.com,
pmalani@chromium.org
Cc: linux-kernel@vger.kernel.org, azhar.shaikh@intel.com,
rajmohan.mani@intel.com, utkarsh.h.patel@intel.com,
casey.g.bowman@intel.com
Subject: [PATCH v4 1/3] platform/chrome: cros_ec_typec: Send enum values to usb_role_switch_set_role()
Date: Thu, 20 Aug 2020 16:38:30 -0700 [thread overview]
Message-ID: <20200820233833.4551-2-azhar.shaikh@intel.com> (raw)
In-Reply-To: <20200820233833.4551-1-azhar.shaikh@intel.com>
usb_role_switch_set_role() has the second argument as enum for usb_role.
Currently depending upon the data role i.e. UFP(0) or DFP(1) is sent.
This eventually translates to USB_ROLE_NONE in case of UFP and
USB_ROLE_DEVICE in case of DFP. Correct this by sending correct enum
values as USB_ROLE_DEVICE in case of UFP and USB_ROLE_HOST in case of
DFP.
Fixes: 7e7def15fa4b ("platform/chrome: cros_ec_typec: Add USB mux control")
Signed-off-by: Azhar Shaikh <azhar.shaikh@intel.com>
Cc: Prashant Malani <pmalani@chromium.org>
Reviewed-by: Prashant Malani <pmalani@chromium.org>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
Changes in v4:
- Remove extra line between Fixes and Signed-off tag.
- Added Reviewed-by and Cc tags from v1 and v2.
Changes in v3:
- No changes
Changes in v2:
- Update the commit message to change 'USB_ROLE_HOST in case of
UFP.' to 'USB_ROLE_HOST in case of DFP.'
drivers/platform/chrome/cros_ec_typec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c
index 3fcd27ec9ad8..06108212ee94 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -591,7 +591,8 @@ static int cros_typec_port_update(struct cros_typec_data *typec, int port_num)
dev_warn(typec->dev, "Configure muxes failed, err = %d\n", ret);
return usb_role_switch_set_role(typec->ports[port_num]->role_sw,
- !!(resp.role & PD_CTRL_RESP_ROLE_DATA));
+ resp.role & PD_CTRL_RESP_ROLE_DATA
+ ? USB_ROLE_HOST : USB_ROLE_DEVICE);
}
static int cros_typec_get_cmd_version(struct cros_typec_data *typec)
--
2.17.1
next prev parent reply other threads:[~2020-08-20 23:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-20 23:38 [PATCH v4 0/3] TypeC Connector Class driver improvements Azhar Shaikh
2020-08-20 23:38 ` Azhar Shaikh [this message]
2020-08-20 23:38 ` [PATCH v4 2/3] platform/chrome: cros_ec_typec: Avoid setting usb role twice during disconnect Azhar Shaikh
2020-08-20 23:38 ` [PATCH v4 3/3] platform/chrome: cros_ec_typec: Re-order connector configuration steps Azhar Shaikh
2020-08-21 0:01 ` Prashant Malani
2020-08-21 7:13 ` [PATCH v4 0/3] TypeC Connector Class driver improvements Enric Balletbo i Serra
2020-08-21 13:34 ` Shaikh, Azhar
2020-08-21 13:36 ` Heikki Krogerus
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