From: Ajay Gupta <ajaykuee@gmail.com>
To: heikki.krogerus@linux.intel.com
Cc: linux-usb@vger.kernel.org, Ajay Gupta <ajayg@nvidia.com>
Subject: [v2,3/6] usb: typec: ucsi: add port num info
Date: Mon, 28 Jan 2019 12:37:28 -0800 [thread overview]
Message-ID: <20190128203731.12681-4-ajayg@nvidia.com> (raw)
Read PD port number information and save. It will be
required while sending PD_PORT_ENABLE command.
Signed-off-by: Ajay Gupta <ajayg@nvidia.com>
---
Changes from v1:
- Updated commit message
- Used mask and shift instead of bitfield
drivers/usb/typec/ucsi/ucsi_ccg.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c
index 3155ee6be357..f71387a21693 100644
--- a/drivers/usb/typec/ucsi/ucsi_ccg.c
+++ b/drivers/usb/typec/ucsi/ucsi_ccg.c
@@ -172,6 +172,7 @@ struct ucsi_ccg {
#define DEV_CMD_PENDING 1
struct ccg_resp dev_resp;
u8 cmd_resp;
+ int port_num;
};
static int ccg_read(struct ucsi_ccg *uc, u16 rab, u8 *data, u32 len)
@@ -526,6 +527,12 @@ static int ucsi_ccg_probe(struct i2c_client *client,
return status;
}
+ if ((uc->info.mode & CCG_DEVINFO_PDPORTS_MASK) >>
+ CCG_DEVINFO_PDPORTS_SHIFT)
+ uc->port_num = 2;
+ else
+ uc->port_num = 1;
+
status = devm_request_threaded_irq(dev, client->irq, NULL,
ccg_irq_handler,
IRQF_ONESHOT | IRQF_TRIGGER_HIGH,
next reply other threads:[~2019-01-28 20:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-28 20:37 Ajay Gupta [this message]
-- strict thread matches above, loose matches on Subject: below --
2019-01-30 14:47 [v2,3/6] usb: typec: ucsi: add port num info Heikki Krogerus
2019-01-31 1:07 Ajay Gupta
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