Request for patch approval (Re: svn commit: r225458 - in
stable/8/sys: dev/usb dev/usb/quirk dev/usb/storage sys)
Hans Petter Selasky
hselasky at c2i.net
Sat Sep 10 14:42:25 UTC 2011
On Saturday 10 September 2011 16:28:12 Kostik Belousov wrote:
> On Sat, Sep 10, 2011 at 03:40:16PM +0200, Hans Petter Selasky wrote:
> > > Right -- exactly my point. If this change breaks third-party compiled
> > > USB device drivers, then our current approach to device driver KBIs
> > > does not allow it to be MFC'd in this form. Are there ways you can
> > > reformulate the change to avoid breaking those drivers? Sometimes this
> > > can be done by adding new symbols, rather than replacing currently
> > > symbols, although mileage varies.
> >
> > Hi,
> >
> > Here is my proposal:
> >
> > Implement test for automatic quirks in function which has access to the
> > USB device structure. This decouples the structure change in "struct
> > usbd_lookup_info".
> >
> > The only structure which needs change is "struct usb_device". In
> > 9-current this structure will be kept as is. In 8-stable the new element
> > will be moved to the end of the structure like suggested, and then there
> > shouldn't be any problems.
> >
> > Please find patches attached.
> >
> > --HPS
> >
> > Commit message:
> >
> > Refactor auto-quirk solution so that we break as few external
> > drivers as possible.
> >
> > PR: usb/160299
> > Approved by: re (kib)
> > Suggested by: rwatson
> > MFC after: 0 days
>
> First, can you, please, regenerate the diff for stable/8 against the
> code before r225458 ? I want to read diff to see ABI change, assuming
> r225458 was not done at all.
>
> Second, you cannot decrement __FreeBSD_version. In fact, you shall
> increment it once more in the patch for stable/8.
Ok.
Please find attached output from:
svn diff -r 225457 sys/
--HPS
-------------- next part --------------
Index: sys/dev/usb/usb_msctest.h
===================================================================
--- sys/dev/usb/usb_msctest.h (revision 225457)
+++ sys/dev/usb/usb_msctest.h (working copy)
@@ -40,5 +40,7 @@
uint8_t iface_index);
usb_error_t usb_msc_eject(struct usb_device *udev,
uint8_t iface_index, int method);
+usb_error_t usb_msc_auto_quirk(struct usb_device *udev,
+ uint8_t iface_index);
#endif /* _USB_MSCTEST_H_ */
Index: sys/dev/usb/quirk/usb_quirk.c
===================================================================
--- sys/dev/usb/quirk/usb_quirk.c (revision 225457)
+++ sys/dev/usb/quirk/usb_quirk.c (working copy)
@@ -148,12 +148,10 @@
UQ_MSC_FORCE_PROTO_SCSI),
USB_QUIRK(AIPTEK, POCKETCAM3M, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI),
- USB_QUIRK(AIPTEK2, SUNPLUS_TECH, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(ALCOR, SDCR_6335, 0x0000, 0xffff, UQ_MSC_NO_TEST_UNIT_READY,
UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(ALCOR, SDCR_6362, 0x0000, 0xffff, UQ_MSC_NO_TEST_UNIT_READY,
UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(ALCOR, AU6390, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(ALCOR, UMCR_9361, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_GETMAXLUN),
USB_QUIRK(ALCOR, TRANSCEND, 0x0000, 0xffff, UQ_MSC_NO_GETMAXLUN,
@@ -173,14 +171,12 @@
USB_QUIRK(CENTURY, EX35QUAT, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_FORCE_SHORT_INQ,
UQ_MSC_NO_START_STOP, UQ_MSC_IGNORE_RESIDUE),
- USB_QUIRK(CENTURY, EX35SW4_SB4, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(CYPRESS, XX6830XX, 0x0000, 0xffff, UQ_MSC_NO_GETMAXLUN,
UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(DESKNOTE, UCR_61S2B, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI),
USB_QUIRK(DMI, CFSM_RW, 0x0000, 0xffff, UQ_MSC_FORCE_PROTO_SCSI,
UQ_MSC_NO_GETMAXLUN),
- USB_QUIRK(DMI, DISK, 0x000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(EPSON, STYLUS_875DC, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_CBI,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_INQUIRY),
USB_QUIRK(EPSON, STYLUS_895, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
@@ -188,7 +184,6 @@
USB_QUIRK(FEIYA, 5IN1, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI),
USB_QUIRK(FREECOM, DVD, 0x0000, 0xffff, UQ_MSC_FORCE_PROTO_SCSI),
- USB_QUIRK(FREECOM, HDD, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(FUJIPHOTO, MASS0100, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_CBI_I,
UQ_MSC_FORCE_PROTO_ATAPI, UQ_MSC_NO_RS_CLEAR_UA, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(GENESYS, GL641USB2IDE, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
@@ -232,7 +227,6 @@
USB_QUIRK(IOMEGA, ZIP100, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI,
UQ_MSC_NO_TEST_UNIT_READY), /* XXX ZIP drives can also use ATAPI */
- USB_QUIRK(JMICRON, JM20336, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(JMICRON, JM20337, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI,
UQ_MSC_NO_SYNC_CACHE),
@@ -279,8 +273,6 @@
UQ_MSC_FORCE_PROTO_ATAPI),
USB_QUIRK(MYSON, HEDEN, 0x0000, 0xffff, UQ_MSC_IGNORE_RESIDUE,
UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(MYSON, HEDEN_8813, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(MYSON, STARREADER, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(NEODIO, ND3260, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_FORCE_SHORT_INQ),
USB_QUIRK(NETAC, CF_CARD, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
@@ -317,7 +309,6 @@
USB_QUIRK(PANASONIC, KXLCB35AN, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI),
USB_QUIRK(PANASONIC, LS120CAM, 0x0000, 0xffff, UQ_MSC_FORCE_PROTO_UFI),
- USB_QUIRK(PHILIPS, SPE3030CC, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(PLEXTOR, 40_12_40U, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_TEST_UNIT_READY),
USB_QUIRK(PNY, ATTACHE2, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
@@ -328,7 +319,6 @@
USB_QUIRK_VP(USB_VENDOR_SAMSUNG_TECHWIN,
USB_PRODUCT_SAMSUNG_TECHWIN_DIGIMAX_410, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_INQUIRY),
- USB_QUIRK(SAMSUNG, YP_U4, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
USB_QUIRK(SANDISK, SDDR05A, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_CBI,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_READ_CAP_OFFBY1,
UQ_MSC_NO_GETMAXLUN),
@@ -448,12 +438,6 @@
UQ_MSC_FORCE_PROTO_ATAPI),
USB_QUIRK(MEIZU, M6_SL, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_INQUIRY, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(ACTIONS, MP4, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
- UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(ASUS, GMSC, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(CHIPSBANK, USBMEMSTICK, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(CHIPSBANK, USBMEMSTICK1, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
- USB_QUIRK(NEWLINK, USB2IDEBRIDGE, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE),
/* Non-standard USB MIDI devices */
USB_QUIRK(ROLAND, UM1, 0x0000, 0xffff, UQ_AU_VENDOR_CLASS),
@@ -567,9 +551,9 @@
uint16_t x;
uint16_t y;
- if (quirk == UQ_NONE) {
- return (0);
- }
+ if (quirk == UQ_NONE)
+ goto done;
+
mtx_lock(&usb_quirk_mtx);
for (x = 0; x != USB_DEV_QUIRKS_MAX; x++) {
@@ -603,7 +587,8 @@
break;
}
mtx_unlock(&usb_quirk_mtx);
- return (0);
+done:
+ return (0); /* no quirk match */
}
static struct usb_quirk_entry *
Index: sys/dev/usb/usbdi.h
===================================================================
--- sys/dev/usb/usbdi.h (revision 225457)
+++ sys/dev/usb/usbdi.h (working copy)
@@ -475,6 +475,8 @@
void usb_pause_mtx(struct mtx *mtx, int _ticks);
usb_error_t usbd_set_pnpinfo(struct usb_device *udev,
uint8_t iface_index, const char *pnpinfo);
+usb_error_t usbd_add_dynamic_quirk(struct usb_device *udev,
+ uint16_t quirk);
const struct usb_device_id *usbd_lookup_id_by_info(
const struct usb_device_id *id, usb_size_t sizeof_id,
Index: sys/dev/usb/storage/umass.c
===================================================================
--- sys/dev/usb/storage/umass.c (revision 225457)
+++ sys/dev/usb/storage/umass.c (working copy)
@@ -1025,12 +1025,6 @@
sc->cam_scsi_sense.opcode = REQUEST_SENSE;
sc->cam_scsi_test_unit_ready.opcode = TEST_UNIT_READY;
- /*
- * some devices need a delay after that the configuration value is
- * set to function properly:
- */
- usb_pause_mtx(NULL, hz);
-
/* register the SIM */
err = umass_cam_attach_sim(sc);
if (err) {
Index: sys/dev/usb/usb_freebsd.h
===================================================================
--- sys/dev/usb/usb_freebsd.h (revision 225457)
+++ sys/dev/usb/usb_freebsd.h (working copy)
@@ -60,6 +60,8 @@
#define USB_EP0_BUFSIZE 1024 /* bytes */
#define USB_CS_RESET_LIMIT 20 /* failures = 20 * 50 ms = 1sec */
+#define USB_MAX_AUTO_QUIRK 4 /* maximum number of dynamic quirks */
+
typedef uint32_t usb_timeout_t; /* milliseconds */
typedef uint32_t usb_frlength_t; /* bytes */
typedef uint32_t usb_frcount_t; /* units */
Index: sys/dev/usb/usb_device.c
===================================================================
--- sys/dev/usb/usb_device.c (revision 225457)
+++ sys/dev/usb/usb_device.c (working copy)
@@ -1239,7 +1239,7 @@
usb_init_attach_arg(struct usb_device *udev,
struct usb_attach_arg *uaa)
{
- bzero(uaa, sizeof(*uaa));
+ memset(uaa, 0, sizeof(*uaa));
uaa->device = udev;
uaa->usb_mode = udev->flags.usb_mode;
@@ -1850,7 +1850,21 @@
}
}
}
+ if (set_config_failed == 0 && config_index == 0 &&
+ usb_test_quirk(&uaa, UQ_MSC_NO_SYNC_CACHE) == 0) {
+ /*
+ * Try to figure out if there are any MSC quirks we
+ * should apply automatically:
+ */
+ err = usb_msc_auto_quirk(udev, 0);
+
+ if (err != 0) {
+ set_config_failed = 1;
+ goto repeat_set_config;
+ }
+ }
+
config_done:
DPRINTF("new dev (addr %d), udev=%p, parent_hub=%p\n",
udev->address, udev, udev->parent_hub);
@@ -2370,8 +2384,22 @@
usb_test_quirk(const struct usb_attach_arg *uaa, uint16_t quirk)
{
uint8_t found;
+ uint8_t x;
+ if (quirk == UQ_NONE)
+ return (0);
+
+ /* search the automatic per device quirks first */
+
+ for (x = 0; x != USB_MAX_AUTO_QUIRK; x++) {
+ if (uaa->device->autoQuirk[x] == quirk)
+ return (1);
+ }
+
+ /* search global quirk table, if any */
+
found = (usb_test_quirk_p) (&uaa->info, quirk);
+
return (found);
}
@@ -2773,3 +2801,17 @@
return (0); /* success */
}
+usb_error_t
+usbd_add_dynamic_quirk(struct usb_device *udev, uint16_t quirk)
+{
+ uint8_t x;
+
+ for (x = 0; x != USB_MAX_AUTO_QUIRK; x++) {
+ if (udev->autoQuirk[x] == 0 ||
+ udev->autoQuirk[x] == quirk) {
+ udev->autoQuirk[x] = quirk;
+ return (0); /* success */
+ }
+ }
+ return (USB_ERR_NOMEM);
+}
Index: sys/dev/usb/usb_device.h
===================================================================
--- sys/dev/usb/usb_device.h (revision 225457)
+++ sys/dev/usb/usb_device.h (working copy)
@@ -190,6 +190,8 @@
#endif
uint32_t clear_stall_errors; /* number of clear-stall failures */
+
+ uint16_t autoQuirk[USB_MAX_AUTO_QUIRK]; /* dynamic quirks */
};
/* globals */
Index: sys/dev/usb/usb_msctest.c
===================================================================
--- sys/dev/usb/usb_msctest.c (revision 225457)
+++ sys/dev/usb/usb_msctest.c (working copy)
@@ -1,6 +1,6 @@
/* $FreeBSD$ */
/*-
- * Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
+ * Copyright (c) 2008,2011 Hans Petter Selasky. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -84,7 +84,10 @@
DIR_NONE,
};
+#define SCSI_MAX_LEN 0x100
#define SCSI_INQ_LEN 0x24
+#define SCSI_SENSE_LEN 0xFF
+
static uint8_t scsi_test_unit_ready[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
static uint8_t scsi_inquiry[] = { 0x12, 0x00, 0x00, 0x00, SCSI_INQ_LEN, 0x00 };
static uint8_t scsi_rezero_init[] = { 0x01, 0x00, 0x00, 0x00, 0x00, 0x00 };
@@ -97,6 +100,10 @@
0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00 };
static uint8_t scsi_tct_eject[] = { 0x06, 0xf5, 0x04, 0x02, 0x52, 0x70 };
+static uint8_t scsi_sync_cache[] = { 0x35, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00 };
+static uint8_t scsi_request_sense[] = { 0x03, 0x00, 0x00, 0x00, 0x12, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
#define BULK_SIZE 64 /* dummy */
#define ERR_CSW_FAILED -1
@@ -150,7 +157,7 @@
uint8_t status_try;
int error;
- uint8_t buffer[256];
+ uint8_t buffer[SCSI_MAX_LEN] __aligned(4);
};
static usb_callback_t bbb_command_callback;
@@ -164,7 +171,7 @@
static void bbb_transfer_start(struct bbb_transfer *, uint8_t);
static void bbb_data_clear_stall_callback(struct usb_xfer *, uint8_t,
uint8_t);
-static uint8_t bbb_command_start(struct bbb_transfer *, uint8_t, uint8_t,
+static int bbb_command_start(struct bbb_transfer *, uint8_t, uint8_t,
void *, size_t, void *, size_t, usb_timeout_t);
static struct bbb_transfer *bbb_attach(struct usb_device *, uint8_t);
static void bbb_detach(struct bbb_transfer *);
@@ -455,7 +462,7 @@
* 0: Success
* Else: Failure
*------------------------------------------------------------------------*/
-static uint8_t
+static int
bbb_command_start(struct bbb_transfer *sc, uint8_t dir, uint8_t lun,
void *data_ptr, size_t data_len, void *cmd_ptr, size_t cmd_len,
usb_timeout_t data_timeout)
@@ -567,9 +574,10 @@
usb_iface_is_cdrom(struct usb_device *udev, uint8_t iface_index)
{
struct bbb_transfer *sc;
- usb_error_t err;
- uint8_t timeout, is_cdrom;
+ uint8_t timeout;
+ uint8_t is_cdrom;
uint8_t sid_type;
+ int err;
sc = bbb_attach(udev, iface_index);
if (sc == NULL)
@@ -596,6 +604,114 @@
}
usb_error_t
+usb_msc_auto_quirk(struct usb_device *udev, uint8_t iface_index)
+{
+ struct bbb_transfer *sc;
+ uint8_t timeout;
+ uint8_t is_no_direct;
+ uint8_t sid_type;
+ int err;
+
+ sc = bbb_attach(udev, iface_index);
+ if (sc == NULL)
+ return (0);
+
+ /*
+ * Some devices need a delay after that the configuration
+ * value is set to function properly:
+ */
+ usb_pause_mtx(NULL, hz);
+
+ is_no_direct = 1;
+ for (timeout = 4; timeout; timeout--) {
+ err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
+ SCSI_INQ_LEN, &scsi_inquiry, sizeof(scsi_inquiry),
+ USB_MS_HZ);
+
+ if (err == 0 && sc->actlen > 0) {
+ sid_type = sc->buffer[0] & 0x1F;
+ if (sid_type == 0x00)
+ is_no_direct = 0;
+ break;
+ } else if (err != ERR_CSW_FAILED)
+ break; /* non retryable error */
+ usb_pause_mtx(NULL, hz);
+ }
+
+ if (is_no_direct) {
+ DPRINTF("Device is not direct access.\n");
+ goto done;
+ }
+
+ err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
+ &scsi_test_unit_ready, sizeof(scsi_test_unit_ready),
+ USB_MS_HZ);
+
+ if (err != 0) {
+
+ if (err != ERR_CSW_FAILED)
+ goto error;
+ }
+
+ err = bbb_command_start(sc, DIR_IN, 0, NULL, 0,
+ &scsi_sync_cache, sizeof(scsi_sync_cache),
+ USB_MS_HZ);
+
+ if (err != 0) {
+
+ if (err != ERR_CSW_FAILED)
+ goto error;
+
+ DPRINTF("Device doesn't handle synchronize cache\n");
+
+ usbd_add_dynamic_quirk(udev, UQ_MSC_NO_SYNC_CACHE);
+ }
+
+ /* clear sense status of any failed commands on the device */
+
+ err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
+ SCSI_INQ_LEN, &scsi_inquiry, sizeof(scsi_inquiry),
+ USB_MS_HZ);
+
+ DPRINTF("Inquiry = %d\n", err);
+
+ if (err != 0) {
+
+ if (err != ERR_CSW_FAILED)
+ goto error;
+ }
+
+ err = bbb_command_start(sc, DIR_IN, 0, sc->buffer,
+ SCSI_SENSE_LEN, &scsi_request_sense,
+ sizeof(scsi_request_sense), USB_MS_HZ);
+
+ DPRINTF("Request sense = %d\n", err);
+
+ if (err != 0) {
+
+ if (err != ERR_CSW_FAILED)
+ goto error;
+ }
+
+done:
+ bbb_detach(sc);
+ return (0);
+
+error:
+ bbb_detach(sc);
+
+ DPRINTF("Device did not respond, enabling all quirks\n");
+
+ usbd_add_dynamic_quirk(udev, UQ_MSC_NO_SYNC_CACHE);
+ usbd_add_dynamic_quirk(udev, UQ_MSC_NO_TEST_UNIT_READY);
+
+ /* Need to re-enumerate the device */
+ usbd_req_re_enumerate(udev, NULL);
+
+ return (USB_ERR_STALLED);
+}
+
+usb_error_t
usb_msc_eject(struct usb_device *udev, uint8_t iface_index, int method)
{
struct bbb_transfer *sc;
Property changes on: sys/contrib/pf
___________________________________________________________________
Modified: svn:mergeinfo
Merged /head/sys/contrib/pf:r225350,225400
Property changes on: sys/contrib/dev/acpica
___________________________________________________________________
Modified: svn:mergeinfo
Merged /head/sys/contrib/dev/acpica:r225350,225400
Property changes on: sys/cddl/contrib/opensolaris
___________________________________________________________________
Modified: svn:mergeinfo
Merged /head/sys/cddl/contrib/opensolaris:r225350,225400
Property changes on: sys/amd64/include/xen
___________________________________________________________________
Modified: svn:mergeinfo
Merged /head/sys/amd64/include/xen:r225350,225400
Index: sys/sys/param.h
===================================================================
--- sys/sys/param.h (revision 225457)
+++ sys/sys/param.h (working copy)
@@ -58,7 +58,7 @@
* in the range 5 to 9.
*/
#undef __FreeBSD_version
-#define __FreeBSD_version 802510 /* Master, propagated to newvers */
+#define __FreeBSD_version 802512 /* Master, propagated to newvers */
#ifdef _KERNEL
#define P_OSREL_SIGSEGV 700004
Property changes on: sys
___________________________________________________________________
Modified: svn:mergeinfo
Merged /head/sys:r225350,225400
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