From d24d481b7d369b08cce734bf80be374eed5a6e58 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Sat, 16 Nov 2013 12:09:39 +0100 Subject: [PATCH] usb-storage: Modify and export adjust_quirks so that it can be used by uas Signed-off-by: Hans de Goede Signed-off-by: Sarah Sharp --- drivers/usb/storage/usb.c | 16 ++++++++++------ drivers/usb/storage/usb.h | 3 +++ 2 files changed, 13 insertions(+), 6 deletions(-) diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 388f567524d8..f1c96261a501 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c @@ -463,14 +463,14 @@ static int associate_dev(struct us_data *us, struct usb_interface *intf) #define TOLOWER(x) ((x) | 0x20) /* Adjust device flags based on the "quirks=" module parameter */ -static void adjust_quirks(struct us_data *us) +void usb_stor_adjust_quirks(struct usb_device *udev, unsigned long *fflags) { char *p; - u16 vid = le16_to_cpu(us->pusb_dev->descriptor.idVendor); - u16 pid = le16_to_cpu(us->pusb_dev->descriptor.idProduct); + u16 vid = le16_to_cpu(udev->descriptor.idVendor); + u16 pid = le16_to_cpu(udev->descriptor.idProduct); unsigned f = 0; unsigned int mask = (US_FL_SANE_SENSE | US_FL_BAD_SENSE | - US_FL_FIX_CAPACITY | + US_FL_FIX_CAPACITY | US_FL_IGNORE_UAS | US_FL_CAPACITY_HEURISTICS | US_FL_IGNORE_DEVICE | US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 | US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE | @@ -541,14 +541,18 @@ static void adjust_quirks(struct us_data *us) case 's': f |= US_FL_SINGLE_LUN; break; + case 'u': + f |= US_FL_IGNORE_UAS; + break; case 'w': f |= US_FL_NO_WP_DETECT; break; /* Ignore unrecognized flag characters */ } } - us->fflags = (us->fflags & ~mask) | f; + *fflags = (*fflags & ~mask) | f; } +EXPORT_SYMBOL_GPL(usb_stor_adjust_quirks); /* Get the unusual_devs entries and the string descriptors */ static int get_device_info(struct us_data *us, const struct usb_device_id *id, @@ -568,7 +572,7 @@ static int get_device_info(struct us_data *us, const struct usb_device_id *id, idesc->bInterfaceProtocol : unusual_dev->useTransport; us->fflags = id->driver_info; - adjust_quirks(us); + usb_stor_adjust_quirks(us->pusb_dev, &us->fflags); if (us->fflags & US_FL_IGNORE_DEVICE) { dev_info(pdev, "device ignored\n"); diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h index 75f70f04f37b..307e339a9478 100644 --- a/drivers/usb/storage/usb.h +++ b/drivers/usb/storage/usb.h @@ -201,4 +201,7 @@ extern int usb_stor_probe1(struct us_data **pus, extern int usb_stor_probe2(struct us_data *us); extern void usb_stor_disconnect(struct usb_interface *intf); +extern void usb_stor_adjust_quirks(struct usb_device *dev, + unsigned long *fflags); + #endif -- 2.39.2