From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH 2/9] usb: Add usb phy to usb host
Date: Thu, 29 Sep 2016 14:38:53 +0200 [thread overview]
Message-ID: <20160929123900.24853-2-s.hauer@pengutronix.de> (raw)
In-Reply-To: <20160929123900.24853-1-s.hauer@pengutronix.de>
Add a struct usb_phy * member to struct usb_host. Also, call
usb_phy_notify_connect() / usb_phy_notify_disconnect() when there
are connection changes on the root hub.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
drivers/usb/core/hub.c | 8 ++++++++
include/usb/usb.h | 1 +
2 files changed, 9 insertions(+)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index dd3c10e..f44aea5 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -22,6 +22,7 @@
#include <malloc.h>
#include <errno.h>
#include <scsi.h>
+#include <usb/phy.h>
#include <usb/usb.h>
#include <usb/usb_defs.h>
@@ -189,6 +190,10 @@ static void usb_hub_port_connect_change(struct usb_device *dev, int port)
if (dev->children[port] && !(portstatus & USB_PORT_STAT_CONNECTION)) {
dev_dbg(&dev->dev, "disconnect detected on port %d\n", port + 1);
usb_remove_device(dev->children[port]);
+
+ if (!dev->parent && dev->host->usbphy)
+ usb_phy_notify_disconnect(dev->host->usbphy, dev->speed);
+
return;
}
@@ -231,6 +236,9 @@ static void usb_hub_port_connect_change(struct usb_device *dev, int port)
return;
}
+ if (!dev->parent && dev->host->usbphy)
+ usb_phy_notify_connect(dev->host->usbphy, usb->speed);
+
device_detect(&usb->dev);
}
diff --git a/include/usb/usb.h b/include/usb/usb.h
index aedc527..93308ce 100644
--- a/include/usb/usb.h
+++ b/include/usb/usb.h
@@ -153,6 +153,7 @@ struct usb_host {
int busnum;
struct usb_device *root_dev;
int sem;
+ struct usb_phy *usbphy;
};
int usb_register_host(struct usb_host *);
--
2.9.3
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next prev parent reply other threads:[~2016-09-29 12:39 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-29 12:38 [PATCH 1/9] usb: Use standard debug macro Sascha Hauer
2016-09-29 12:38 ` Sascha Hauer [this message]
2016-09-29 12:38 ` [PATCH 3/9] usb: ehci: forward phy given in registration data to host Sascha Hauer
2016-09-29 12:38 ` [PATCH 4/9] usb: imx-usb-phy: Drop unnecessary read/modify/write Sascha Hauer
2016-09-29 12:38 ` [PATCH 5/9] phy: Introduce of_phy_get_by_phandle Sascha Hauer
2016-09-29 12:38 ` [PATCH 6/9] phy: Introduce to_usbphy conversion function Sascha Hauer
2016-09-29 12:38 ` [PATCH 7/9] phy: Add usb-nop-xceiv support Sascha Hauer
2016-09-29 12:38 ` [PATCH 8/9] usb: imx-us-phy: Convert driver to generic phy support Sascha Hauer
2016-09-29 12:39 ` [PATCH 9/9] usb: imx-us-phy: implement notify_(dis)concect Sascha Hauer
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