The patch titled usb: u132-hcd driver: semaphore to mutex has been added to the -mm tree. Its filename is usb-u132-hcd-driver-semaphore-to-mutex.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: usb: u132-hcd driver: semaphore to mutex From: Daniel Walker <dwalker@xxxxxxxxxx> Signed-off-by: Daniel Walker <dwalker@xxxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxx> Cc: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/usb/host/u132-hcd.c | 220 +++++++++++++++++----------------- 1 file changed, 110 insertions(+), 110 deletions(-) diff -puN drivers/usb/host/u132-hcd.c~usb-u132-hcd-driver-semaphore-to-mutex drivers/usb/host/u132-hcd.c --- a/drivers/usb/host/u132-hcd.c~usb-u132-hcd-driver-semaphore-to-mutex +++ a/drivers/usb/host/u132-hcd.c @@ -184,7 +184,7 @@ struct u132 { struct kref kref; struct list_head u132_list; struct mutex sw_lock; - struct semaphore scheduler_lock; + struct mutex scheduler_lock; struct u132_platform_data *board; struct platform_device *platform_dev; struct u132_ring ring[MAX_U132_RINGS]; @@ -535,12 +535,12 @@ static void u132_hcd_giveback_urb(struct spin_unlock_irqrestore(&endp->queue_lock.slock, irqs); kfree(urbq); } - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); ring = endp->ring; ring->in_use = 0; u132_ring_cancel_work(u132, ring); u132_ring_queue_work(u132, ring, 0); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); usb_hcd_giveback_urb(hcd, urb, status); return; @@ -631,22 +631,22 @@ static void u132_hcd_interrupt_recv(void struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; struct u132_udev *udev = &u132->udev[address]; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { @@ -666,7 +666,7 @@ static void u132_hcd_interrupt_recv(void 1 & toggle_bits); if (urb->actual_length > 0) { int retval; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_single(u132, ring, endp, urb, address, endp->toggle_bits, u132_hcd_interrupt_recv); @@ -680,7 +680,7 @@ static void u132_hcd_interrupt_recv(void msecs_to_jiffies(urb->interval); u132_ring_cancel_work(u132, ring); u132_ring_queue_work(u132, ring, 0); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); } return; @@ -689,7 +689,7 @@ static void u132_hcd_interrupt_recv(void endp->toggle_bits = toggle_bits; usb_settoggle(udev->usb_device, endp->usb_endp, 0, 1 & toggle_bits); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else { @@ -709,7 +709,7 @@ static void u132_hcd_interrupt_recv(void "g back INTERRUPT %s\n", urb, cc_to_text[condition_code]); } - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, cc_to_error[condition_code]); return; @@ -717,7 +717,7 @@ static void u132_hcd_interrupt_recv(void } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -730,22 +730,22 @@ static void u132_hcd_bulk_output_sent(vo struct u132_endp *endp = data; struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { @@ -754,21 +754,21 @@ static void u132_hcd_bulk_output_sent(vo endp->toggle_bits = toggle_bits; if (urb->transfer_buffer_length > urb->actual_length) { int retval; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_output(u132, ring, endp, urb, address, endp->toggle_bits, u132_hcd_bulk_output_sent); if (retval != 0) u132_hcd_giveback_urb(u132, endp, urb, retval); return; } else { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -782,22 +782,22 @@ static void u132_hcd_bulk_input_recv(voi struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; struct u132_udev *udev = &u132->udev[address]; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { @@ -816,7 +816,7 @@ static void u132_hcd_bulk_input_recv(voi endp->toggle_bits = toggle_bits; usb_settoggle(udev->usb_device, endp->usb_endp, 0, 1 & toggle_bits); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_input(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, endp->toggle_bits, @@ -828,7 +828,7 @@ static void u132_hcd_bulk_input_recv(voi endp->toggle_bits = toggle_bits; usb_settoggle(udev->usb_device, endp->usb_endp, 0, 1 & toggle_bits); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, cc_to_error[condition_code]); return; @@ -837,7 +837,7 @@ static void u132_hcd_bulk_input_recv(voi endp->toggle_bits = toggle_bits; usb_settoggle(udev->usb_device, endp->usb_endp, 0, 1 & toggle_bits); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else if (condition_code == TD_DATAUNDERRUN) { @@ -847,13 +847,13 @@ static void u132_hcd_bulk_input_recv(voi dev_warn(&u132->platform_dev->dev, "urb=%p(SHORT NOT OK" ") giving back BULK IN %s\n", urb, cc_to_text[condition_code]); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else if (condition_code == TD_CC_STALL) { endp->toggle_bits = 0x2; usb_settoggle(udev->usb_device, endp->usb_endp, 0, 0); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, cc_to_error[condition_code]); return; @@ -863,7 +863,7 @@ static void u132_hcd_bulk_input_recv(voi dev_err(&u132->platform_dev->dev, "urb=%p giving back B" "ULK IN code=%d %s\n", urb, condition_code, cc_to_text[condition_code]); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, cc_to_error[condition_code]); return; @@ -871,7 +871,7 @@ static void u132_hcd_bulk_input_recv(voi } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -883,32 +883,32 @@ static void u132_hcd_configure_empty_sen { struct u132_endp *endp = data; struct u132 *u132 = endp->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -921,22 +921,22 @@ static void u132_hcd_configure_input_rec struct u132_endp *endp = data; struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { @@ -953,7 +953,7 @@ static void u132_hcd_configure_input_rec TD_DATAUNDERRUN) && ((urb->transfer_flags & URB_SHORT_NOT_OK) == 0))) { int retval; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_empty(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, 0x3, @@ -962,14 +962,14 @@ static void u132_hcd_configure_input_rec u132_hcd_giveback_urb(u132, endp, urb, retval); return; } else if (condition_code == TD_CC_STALL) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); dev_warn(&u132->platform_dev->dev, "giving back SETUP I" "NPUT STALL urb %p\n", urb); u132_hcd_giveback_urb(u132, endp, urb, cc_to_error[condition_code]); return; } else { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); dev_err(&u132->platform_dev->dev, "giving back SETUP IN" "PUT %s urb %p\n", cc_to_text[condition_code], urb); @@ -980,7 +980,7 @@ static void u132_hcd_configure_input_rec } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -992,32 +992,32 @@ static void u132_hcd_configure_empty_rec { struct u132_endp *endp = data; struct u132 *u132 = endp->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1030,29 +1030,29 @@ static void u132_hcd_configure_setup_sen struct u132_endp *endp = data; struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { if (usb_pipein(urb->pipe)) { int retval; struct u132_ring *ring = endp->ring; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_input(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, 0, @@ -1063,7 +1063,7 @@ static void u132_hcd_configure_setup_sen } else { int retval; struct u132_ring *ring = endp->ring; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_input(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, 0, @@ -1075,7 +1075,7 @@ static void u132_hcd_configure_setup_sen } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1089,34 +1089,34 @@ static void u132_hcd_enumeration_empty_r struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; struct u132_udev *udev = &u132->udev[address]; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { u132->addr[0].address = 0; endp->usb_addr = udev->usb_addr; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1128,28 +1128,28 @@ static void u132_hcd_enumeration_address { struct u132_endp *endp = data; struct u132 *u132 = endp->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { int retval; struct u132_ring *ring = endp->ring; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_input(u132->platform_dev, ring->number, endp, urb, 0, endp->usb_endp, 0, u132_hcd_enumeration_empty_recv); @@ -1159,7 +1159,7 @@ static void u132_hcd_enumeration_address } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1171,32 +1171,32 @@ static void u132_hcd_initial_empty_sent( { struct u132_endp *endp = data; struct u132 *u132 = endp->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1209,22 +1209,22 @@ static void u132_hcd_initial_input_recv( struct u132_endp *endp = data; struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { @@ -1238,7 +1238,7 @@ static void u132_hcd_initial_input_recv( *u++ = *b++; urb->actual_length = len; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_empty(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, 0x3, u132_hcd_initial_empty_sent); @@ -1248,7 +1248,7 @@ static void u132_hcd_initial_input_recv( } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1261,28 +1261,28 @@ static void u132_hcd_initial_setup_sent( struct u132_endp *endp = data; struct u132 *u132 = endp->u132; u8 address = u132->addr[endp->usb_addr].address; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (u132->going > 1) { dev_err(&u132->platform_dev->dev, "device has been removed %d\n" , u132->going); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_forget_urb(u132, endp, urb, -ENODEV); return; } else if (endp->dequeueing) { endp->dequeueing = 0; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -EINTR); return; } else if (u132->going > 0) { dev_err(&u132->platform_dev->dev, "device is being removed " "urb=%p\n", urb); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, -ENODEV); return; } else if (!urb->unlinked) { int retval; struct u132_ring *ring = endp->ring; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = usb_ftdi_elan_edset_input(u132->platform_dev, ring->number, endp, urb, address, endp->usb_endp, 0, u132_hcd_initial_input_recv); @@ -1292,7 +1292,7 @@ static void u132_hcd_initial_setup_sent( } else { dev_err(&u132->platform_dev->dev, "CALLBACK called urb=%p " "unlinked=%d\n", urb, urb->unlinked); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_hcd_giveback_urb(u132, endp, urb, 0); return; } @@ -1307,9 +1307,9 @@ static void u132_hcd_ring_work_scheduler struct u132_ring *ring = container_of(work, struct u132_ring, scheduler.work); struct u132 *u132 = ring->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_ring_put_kref(u132, ring); return; } else if (ring->curr_endp) { @@ -1326,7 +1326,7 @@ static void u132_hcd_ring_work_scheduler ring->curr_endp = endp; u132_endp_cancel_work(u132, last_endp); u132_endp_queue_work(u132, last_endp, 0); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_ring_put_kref(u132, ring); return; } else { @@ -1340,7 +1340,7 @@ static void u132_hcd_ring_work_scheduler last_endp->jiffies)) { u132_endp_cancel_work(u132, last_endp); u132_endp_queue_work(u132, last_endp, 0); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_ring_put_kref(u132, ring); return; } else { @@ -1350,15 +1350,15 @@ static void u132_hcd_ring_work_scheduler } if (wakeup > 0) { u132_ring_requeue_work(u132, ring, wakeup); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); return; } else { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_ring_put_kref(u132, ring); return; } } else { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_ring_put_kref(u132, ring); return; } @@ -1370,32 +1370,32 @@ static void u132_hcd_endp_work_scheduler struct u132_endp *endp = container_of(work, struct u132_endp, scheduler.work); struct u132 *u132 = endp->u132; - down(&u132->scheduler_lock); + mutex_lock(&u132->scheduler_lock); ring = endp->ring; if (endp->edset_flush) { endp->edset_flush = 0; if (endp->dequeueing) usb_ftdi_elan_edset_flush(u132->platform_dev, ring->number, endp); - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else if (endp->active) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else if (endp->queue_next == endp->queue_last) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else if (endp->pipetype == PIPE_INTERRUPT) { u8 address = u132->addr[endp->usb_addr].address; if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else { @@ -1405,7 +1405,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_single(u132, ring, endp, urb, address, endp->toggle_bits, u132_hcd_interrupt_recv); if (retval != 0) @@ -1415,7 +1415,7 @@ static void u132_hcd_endp_work_scheduler } else if (endp->pipetype == PIPE_CONTROL) { u8 address = u132->addr[endp->usb_addr].address; if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else if (address == 0) { @@ -1425,7 +1425,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_setup(u132, ring, endp, urb, address, 0x2, u132_hcd_initial_setup_sent); if (retval != 0) @@ -1438,7 +1438,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_setup(u132, ring, endp, urb, 0, 0x2, u132_hcd_enumeration_address_sent); if (retval != 0) @@ -1452,7 +1452,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_setup(u132, ring, endp, urb, address, 0x2, u132_hcd_configure_setup_sent); if (retval != 0) @@ -1463,7 +1463,7 @@ static void u132_hcd_endp_work_scheduler if (endp->input) { u8 address = u132->addr[endp->usb_addr].address; if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else { @@ -1473,7 +1473,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_input(u132, ring, endp, urb, address, endp->toggle_bits, u132_hcd_bulk_input_recv); @@ -1486,7 +1486,7 @@ static void u132_hcd_endp_work_scheduler } else { /* output pipe */ u8 address = u132->addr[endp->usb_addr].address; if (ring->in_use) { - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); u132_endp_put_kref(u132, endp); return; } else { @@ -1496,7 +1496,7 @@ static void u132_hcd_endp_work_scheduler endp->active = 1; ring->curr_endp = endp; ring->in_use = 1; - up(&u132->scheduler_lock); + mutex_unlock(&u132->scheduler_lock); retval = edset_output(u132, ring, endp, urb, address, endp->toggle_bits, u132_hcd_bulk_output_sent); @@ -3085,7 +3085,7 @@ static void u132_initialise(struct u132 u132->power = 0; u132->reset = 0; mutex_init(&u132->sw_lock); - init_MUTEX(&u132->scheduler_lock); + mutex_init(&u132->scheduler_lock); while (rings-- > 0) { struct u132_ring *ring = &u132->ring[rings]; ring->u132 = u132; _ Patches currently in -mm which might be from dwalker@xxxxxxxxxx are net-ehea-semaphore-to-mutex.patch net-ehea-ehea_fw_handles-semaphore-to-mutex.patch net-ehea-locking-order-correction.patch net-ehea-bcmc_regs-semaphore-to-mutex.patch net-ehea-port_lock-semaphore-to-mutex.patch usb-u132-hcd-driver-style-clean-up.patch usb-u132-hcd-driver-semaphore-to-mutex.patch profile-likely-unlikely-macros.patch profile-likely-unlikely-macros-fix.patch likely_prof-changed-to-use-proc_create.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html