From fc38da7233c9a91e2a3bbf30115b31ad1c8bbd75 Mon Sep 17 00:00:00 2001 From: Sakethram Bommisetti Date: Thu, 5 Jan 2012 20:00:48 +0530 Subject: u8500:USB:Spurious Session Request Interrupts On 8500 we get spurious session request interrupts when the DUT is in B-device.We need to ignore the interrupts when DUT is in B-device. Hence ignoring the interrupt. ST-Ericsson Linux next: NA ST-Ericsson ID: 373930 ST-Ericsson FOSS-OUT ID: Trivial Change-Id: I8899d37b22f4db4532e3987fce09230f1643f4a6 Signed-off-by: Sakethram Bommisetti Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/44621 Reviewed-by: Srinidhi KASAGAR --- drivers/usb/musb/musb_core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index c5bf28afd86..840afb3b8a0 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -520,9 +520,8 @@ static irqreturn_t musb_stage0_irq(struct musb *musb, u8 int_usb, /* see manual for the order of the tests */ if (int_usb & MUSB_INTR_SESSREQ) { void __iomem *mbase = musb->mregs; - if ((devctl & MUSB_DEVCTL_VBUS) == MUSB_DEVCTL_VBUS - && (devctl & MUSB_DEVCTL_BDEVICE)) { + || (devctl & MUSB_DEVCTL_BDEVICE)) { dev_dbg(musb->controller, "SessReq while on B state\n"); return IRQ_HANDLED; } -- cgit v1.2.3