diff options
Diffstat (limited to 'usb.current/usb-musb-fix-a-bug-by-making-suspend-interrupt-available-in-device-mode.patch')
| -rw-r--r-- | usb.current/usb-musb-fix-a-bug-by-making-suspend-interrupt-available-in-device-mode.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/usb.current/usb-musb-fix-a-bug-by-making-suspend-interrupt-available-in-device-mode.patch b/usb.current/usb-musb-fix-a-bug-by-making-suspend-interrupt-available-in-device-mode.patch new file mode 100644 index 00000000000000..bca576b6d5aa45 --- /dev/null +++ b/usb.current/usb-musb-fix-a-bug-by-making-suspend-interrupt-available-in-device-mode.patch @@ -0,0 +1,49 @@ +From x0082077@ti.com Wed Jun 16 13:23:21 2010 +From: Maulik Mankad <x0082077@ti.com> +Date: Tue, 15 Jun 2010 14:40:27 +0530 +Subject: usb: musb: Fix a bug by making suspend interrupt available in device mode +To: linux-usb@vger.kernel.org +Cc: Maulik Mankad <x0082077@ti.com>, David Brownell <david-b@pacbell.net>, Felipe Balbi <felipe.balbi@nokia.com> +Message-ID: <1276593027-30168-1-git-send-email-x0082077@ti.com> + + +As a part of aligning the ISR code for MUSB with the specs, the +ISR code was re-written. + +See Commit 1c25fda4a09e8229800979986ef399401053b46e (usb: musb: handle +irqs in the order dictated by programming guide) + +With this the suspend interrupt came accidently under CONFIG_USB_MUSB_HDRC_HCD. + +The fix brings suspend interrupt handling outside +CONFIG_USB_MUSB_HDRC_HCD. + +Signed-off-by: Maulik Mankad <x0082077@ti.com> +Cc: David Brownell <david-b@pacbell.net> +Acked-by: Felipe Balbi <felipe.balbi@nokia.com> +Cc: stable <stable@kernel.org> [.34] +Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> + +--- + drivers/usb/musb/musb_core.c | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +--- a/drivers/usb/musb/musb_core.c ++++ b/drivers/usb/musb/musb_core.c +@@ -642,7 +642,7 @@ static irqreturn_t musb_stage0_irq(struc + handled = IRQ_HANDLED; + } + +- ++#endif + if (int_usb & MUSB_INTR_SUSPEND) { + DBG(1, "SUSPEND (%s) devctl %02x power %02x\n", + otg_state_string(musb), devctl, power); +@@ -705,6 +705,7 @@ static irqreturn_t musb_stage0_irq(struc + } + } + ++#ifdef CONFIG_USB_MUSB_HDRC_HCD + if (int_usb & MUSB_INTR_CONNECT) { + struct usb_hcd *hcd = musb_to_hcd(musb); + void __iomem *mbase = musb->mregs; |
