linux-kernel - [PATCH 2/5] usb: musb: omap: always glue have the correct vbus/id status

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Date:	Wed, 13 Mar 2013 14:17:07 +0530
From:	Kishon Vijay Abraham I <kishon@...com>
To:	<balbi@...com>, <gregkh@...uxfoundation.org>,
	<linux-usb@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
CC:	<tony@...mide.com>, <notasas@...il.com>,
	Kishon Vijay Abraham I <kishon@...com>
Subject: [PATCH 2/5] usb: musb: omap: always glue have the correct vbus/id status

In the case where omap glue is loaded and musb core is not, glue->status
wont have a valid status if the phy drivers call omap_musb_mailbox. So
fixed the conditions here.

Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
 drivers/usb/musb/omap2430.c |   11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 78bfc50..28a0220 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -236,13 +236,10 @@ void omap_musb_mailbox(enum omap_musb_vbus_id_status status)
 {
 	struct omap2430_glue	*glue = _glue;
 
-	if (glue && glue_to_musb(glue)) {
-		glue->status = status;
-	} else {
-		pr_err("%s: musb core is not yet ready\n", __func__);
+	if (!glue)
 		return;
-	}
 
+	glue->status = status;
 	schedule_work(&glue->omap_musb_mailbox_work);
 }
 EXPORT_SYMBOL_GPL(omap_musb_mailbox);
@@ -307,7 +304,9 @@ static void omap_musb_mailbox_work(struct work_struct *mailbox_work)
 {
 	struct omap2430_glue *glue = container_of(mailbox_work,
 				struct omap2430_glue, omap_musb_mailbox_work);
-	omap_musb_set_mailbox(glue);
+
+	if (glue_to_musb(glue))
+		omap_musb_set_mailbox(glue);
 }
 
 static irqreturn_t omap2430_musb_interrupt(int irq, void *__hci)
-- 
1.7.10.4

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