[PATCH] USB: UEAGLE : support geode

- increase ack timeout for slow system (geode 233MHz where HZ=100)
- reset the cmv ack flag when rebooting

Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 8 insertions, 1 deletions

diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index 8ec9e031e0d1..602be5488c9d 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -243,7 +243,7 @@ enum {
 #define BULK_TIMEOUT 300
 #define CTRL_TIMEOUT 1000
 
-#define ACK_TIMEOUT msecs_to_jiffies(1500)
+#define ACK_TIMEOUT msecs_to_jiffies(3000)
 
 #define UEA_INTR_IFACE_NO       0
 #define UEA_US_IFACE_NO         1
@@ -1079,7 +1079,13 @@ static int uea_start_reset(struct uea_softc *sc)
         uea_enters(INS_TO_USBDEV(sc));
         uea_info(INS_TO_USBDEV(sc), "(re)booting started\n");
 
+        /* mask interrupt */
         sc->booting = 1;
+        /* We need to set this here because, a ack timeout could have occured,
+         * but before we start the reboot, the ack occurs and set this to 1.
+         * So we will failed to wait Ready CMV.
+         */
+        sc->cmv_ack = 0;
         UPDATE_ATM_STAT(signal, ATM_PHY_SIG_LOST);
 
         /* reset statistics */
@@ -1105,6 +1111,7 @@ static int uea_start_reset(struct uea_softc *sc)
 
         msleep(1000);
         sc->cmv_function = MAKEFUNCTION(ADSLDIRECTIVE, MODEMREADY);
+        /* demask interrupt */
         sc->booting = 0;
 
         /* start loading DSP */