diff options
author | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 15:48:52 -0400 |
---|---|---|
committer | Jiri Kosina <jkosina@suse.cz> | 2012-04-08 15:48:52 -0400 |
commit | e75d660672ddd11704b7f0fdb8ff21968587b266 (patch) | |
tree | ccb9c107744c10b553c0373e450bee3971d16c00 /drivers/usb/storage | |
parent | 61282f37927143e45b03153f3e7b48d6b702147a (diff) | |
parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) |
Merge branch 'master' into for-next
Merge with latest Linus' tree, as I have incoming patches
that fix code that is newer than current HEAD of for-next.
Conflicts:
drivers/net/ethernet/realtek/r8169.c
Diffstat (limited to 'drivers/usb/storage')
-rw-r--r-- | drivers/usb/storage/Kconfig | 2 | ||||
-rw-r--r-- | drivers/usb/storage/alauda.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/cypress_atacb.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/datafab.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/ene_ub6250.c | 27 | ||||
-rw-r--r-- | drivers/usb/storage/freecom.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/isd200.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/jumpshot.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/karma.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/onetouch.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/realtek_cr.c | 13 | ||||
-rw-r--r-- | drivers/usb/storage/scsiglue.c | 55 | ||||
-rw-r--r-- | drivers/usb/storage/sddr09.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/sddr55.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/shuttle_usbat.c | 1 | ||||
-rw-r--r-- | drivers/usb/storage/transport.c | 3 | ||||
-rw-r--r-- | drivers/usb/storage/transport.h | 39 | ||||
-rw-r--r-- | drivers/usb/storage/uas.c | 328 | ||||
-rw-r--r-- | drivers/usb/storage/usb.c | 111 | ||||
-rw-r--r-- | drivers/usb/storage/usb.h | 7 |
20 files changed, 334 insertions, 262 deletions
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig index fe2d803a6347..7691c866637b 100644 --- a/drivers/usb/storage/Kconfig +++ b/drivers/usb/storage/Kconfig | |||
@@ -222,7 +222,7 @@ config USB_LIBUSUAL | |||
222 | for usb-storage and ub drivers, and allows to switch binding | 222 | for usb-storage and ub drivers, and allows to switch binding |
223 | of these devices without rebuilding modules. | 223 | of these devices without rebuilding modules. |
224 | 224 | ||
225 | Typical syntax of /etc/modprobe.conf is: | 225 | Typical syntax of /etc/modprobe.d/*conf is: |
226 | 226 | ||
227 | options libusual bias="ub" | 227 | options libusual bias="ub" |
228 | 228 | ||
diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c index 51af2fee2efd..bab8c8fe8290 100644 --- a/drivers/usb/storage/alauda.c +++ b/drivers/usb/storage/alauda.c | |||
@@ -1276,6 +1276,7 @@ static struct usb_driver alauda_driver = { | |||
1276 | .post_reset = usb_stor_post_reset, | 1276 | .post_reset = usb_stor_post_reset, |
1277 | .id_table = alauda_usb_ids, | 1277 | .id_table = alauda_usb_ids, |
1278 | .soft_unbind = 1, | 1278 | .soft_unbind = 1, |
1279 | .no_dynamic_id = 1, | ||
1279 | }; | 1280 | }; |
1280 | 1281 | ||
1281 | module_usb_driver(alauda_driver); | 1282 | module_usb_driver(alauda_driver); |
diff --git a/drivers/usb/storage/cypress_atacb.c b/drivers/usb/storage/cypress_atacb.c index 387cbd47acc9..5fe451d16e68 100644 --- a/drivers/usb/storage/cypress_atacb.c +++ b/drivers/usb/storage/cypress_atacb.c | |||
@@ -272,6 +272,7 @@ static struct usb_driver cypress_driver = { | |||
272 | .post_reset = usb_stor_post_reset, | 272 | .post_reset = usb_stor_post_reset, |
273 | .id_table = cypress_usb_ids, | 273 | .id_table = cypress_usb_ids, |
274 | .soft_unbind = 1, | 274 | .soft_unbind = 1, |
275 | .no_dynamic_id = 1, | ||
275 | }; | 276 | }; |
276 | 277 | ||
277 | module_usb_driver(cypress_driver); | 278 | module_usb_driver(cypress_driver); |
diff --git a/drivers/usb/storage/datafab.c b/drivers/usb/storage/datafab.c index 15d41f2b3d6f..35e9c51e6696 100644 --- a/drivers/usb/storage/datafab.c +++ b/drivers/usb/storage/datafab.c | |||
@@ -751,6 +751,7 @@ static struct usb_driver datafab_driver = { | |||
751 | .post_reset = usb_stor_post_reset, | 751 | .post_reset = usb_stor_post_reset, |
752 | .id_table = datafab_usb_ids, | 752 | .id_table = datafab_usb_ids, |
753 | .soft_unbind = 1, | 753 | .soft_unbind = 1, |
754 | .no_dynamic_id = 1, | ||
754 | }; | 755 | }; |
755 | 756 | ||
756 | module_usb_driver(datafab_driver); | 757 | module_usb_driver(datafab_driver); |
diff --git a/drivers/usb/storage/ene_ub6250.c b/drivers/usb/storage/ene_ub6250.c index a6ade4071a9a..e7e678109500 100644 --- a/drivers/usb/storage/ene_ub6250.c +++ b/drivers/usb/storage/ene_ub6250.c | |||
@@ -674,7 +674,7 @@ static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb) | |||
674 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 674 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
675 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 675 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
676 | bcb->DataTransferLength = blenByte; | 676 | bcb->DataTransferLength = blenByte; |
677 | bcb->Flags = 0x80; | 677 | bcb->Flags = US_BULK_FLAG_IN; |
678 | bcb->CDB[0] = 0xF1; | 678 | bcb->CDB[0] = 0xF1; |
679 | bcb->CDB[5] = (unsigned char)(bnByte); | 679 | bcb->CDB[5] = (unsigned char)(bnByte); |
680 | bcb->CDB[4] = (unsigned char)(bnByte>>8); | 680 | bcb->CDB[4] = (unsigned char)(bnByte>>8); |
@@ -858,7 +858,7 @@ static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr, | |||
858 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 858 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
859 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 859 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
860 | bcb->DataTransferLength = 0x200; | 860 | bcb->DataTransferLength = 0x200; |
861 | bcb->Flags = 0x80; | 861 | bcb->Flags = US_BULK_FLAG_IN; |
862 | bcb->CDB[0] = 0xF1; | 862 | bcb->CDB[0] = 0xF1; |
863 | 863 | ||
864 | bcb->CDB[1] = 0x02; /* in init.c ENE_MSInit() is 0x01 */ | 864 | bcb->CDB[1] = 0x02; /* in init.c ENE_MSInit() is 0x01 */ |
@@ -877,7 +877,7 @@ static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr, | |||
877 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 877 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
878 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 878 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
879 | bcb->DataTransferLength = 0x4; | 879 | bcb->DataTransferLength = 0x4; |
880 | bcb->Flags = 0x80; | 880 | bcb->Flags = US_BULK_FLAG_IN; |
881 | bcb->CDB[0] = 0xF1; | 881 | bcb->CDB[0] = 0xF1; |
882 | bcb->CDB[1] = 0x03; | 882 | bcb->CDB[1] = 0x03; |
883 | 883 | ||
@@ -1170,7 +1170,7 @@ static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr) | |||
1170 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1170 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1171 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1171 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1172 | bcb->DataTransferLength = 0x200; | 1172 | bcb->DataTransferLength = 0x200; |
1173 | bcb->Flags = 0x80; | 1173 | bcb->Flags = US_BULK_FLAG_IN; |
1174 | bcb->CDB[0] = 0xF2; | 1174 | bcb->CDB[0] = 0xF2; |
1175 | bcb->CDB[1] = 0x06; | 1175 | bcb->CDB[1] = 0x06; |
1176 | bcb->CDB[4] = (unsigned char)(bn); | 1176 | bcb->CDB[4] = (unsigned char)(bn); |
@@ -1249,7 +1249,7 @@ static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr, | |||
1249 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1249 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1250 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1250 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1251 | bcb->DataTransferLength = 0x4; | 1251 | bcb->DataTransferLength = 0x4; |
1252 | bcb->Flags = 0x80; | 1252 | bcb->Flags = US_BULK_FLAG_IN; |
1253 | bcb->CDB[0] = 0xF2; | 1253 | bcb->CDB[0] = 0xF2; |
1254 | bcb->CDB[1] = 0x05; | 1254 | bcb->CDB[1] = 0x05; |
1255 | bcb->CDB[5] = (unsigned char)(PageNum); | 1255 | bcb->CDB[5] = (unsigned char)(PageNum); |
@@ -1331,7 +1331,7 @@ static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock, | |||
1331 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1331 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1332 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1332 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1333 | bcb->DataTransferLength = 0x4; | 1333 | bcb->DataTransferLength = 0x4; |
1334 | bcb->Flags = 0x80; | 1334 | bcb->Flags = US_BULK_FLAG_IN; |
1335 | bcb->CDB[0] = 0xF1; | 1335 | bcb->CDB[0] = 0xF1; |
1336 | bcb->CDB[1] = 0x03; | 1336 | bcb->CDB[1] = 0x03; |
1337 | bcb->CDB[5] = (unsigned char)(PageNum); | 1337 | bcb->CDB[5] = (unsigned char)(PageNum); |
@@ -1533,7 +1533,7 @@ static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock, | |||
1533 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1533 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1534 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1534 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1535 | bcb->DataTransferLength = 0x4 * blen; | 1535 | bcb->DataTransferLength = 0x4 * blen; |
1536 | bcb->Flags = 0x80; | 1536 | bcb->Flags = US_BULK_FLAG_IN; |
1537 | bcb->CDB[0] = 0xF1; | 1537 | bcb->CDB[0] = 0xF1; |
1538 | bcb->CDB[1] = 0x03; | 1538 | bcb->CDB[1] = 0x03; |
1539 | bcb->CDB[5] = (unsigned char)(PageNum); | 1539 | bcb->CDB[5] = (unsigned char)(PageNum); |
@@ -1650,7 +1650,7 @@ static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb) | |||
1650 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1650 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1651 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1651 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1652 | bcb->DataTransferLength = blenByte; | 1652 | bcb->DataTransferLength = blenByte; |
1653 | bcb->Flags = 0x80; | 1653 | bcb->Flags = US_BULK_FLAG_IN; |
1654 | bcb->CDB[0] = 0xF1; | 1654 | bcb->CDB[0] = 0xF1; |
1655 | bcb->CDB[1] = 0x02; | 1655 | bcb->CDB[1] = 0x02; |
1656 | bcb->CDB[5] = (unsigned char)(bn); | 1656 | bcb->CDB[5] = (unsigned char)(bn); |
@@ -1694,7 +1694,7 @@ static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb) | |||
1694 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1694 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1695 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1695 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1696 | bcb->DataTransferLength = 0x200 * len; | 1696 | bcb->DataTransferLength = 0x200 * len; |
1697 | bcb->Flags = 0x80; | 1697 | bcb->Flags = US_BULK_FLAG_IN; |
1698 | bcb->CDB[0] = 0xF1; | 1698 | bcb->CDB[0] = 0xF1; |
1699 | bcb->CDB[1] = 0x02; | 1699 | bcb->CDB[1] = 0x02; |
1700 | bcb->CDB[5] = (unsigned char)(blkno); | 1700 | bcb->CDB[5] = (unsigned char)(blkno); |
@@ -1827,7 +1827,7 @@ static int ene_get_card_type(struct us_data *us, u16 index, void *buf) | |||
1827 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 1827 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
1828 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1828 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1829 | bcb->DataTransferLength = 0x01; | 1829 | bcb->DataTransferLength = 0x01; |
1830 | bcb->Flags = 0x80; | 1830 | bcb->Flags = US_BULK_FLAG_IN; |
1831 | bcb->CDB[0] = 0xED; | 1831 | bcb->CDB[0] = 0xED; |
1832 | bcb->CDB[2] = (unsigned char)(index>>8); | 1832 | bcb->CDB[2] = (unsigned char)(index>>8); |
1833 | bcb->CDB[3] = (unsigned char)index; | 1833 | bcb->CDB[3] = (unsigned char)index; |
@@ -2083,7 +2083,7 @@ static int ene_ms_init(struct us_data *us) | |||
2083 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 2083 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
2084 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 2084 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
2085 | bcb->DataTransferLength = 0x200; | 2085 | bcb->DataTransferLength = 0x200; |
2086 | bcb->Flags = 0x80; | 2086 | bcb->Flags = US_BULK_FLAG_IN; |
2087 | bcb->CDB[0] = 0xF1; | 2087 | bcb->CDB[0] = 0xF1; |
2088 | bcb->CDB[1] = 0x01; | 2088 | bcb->CDB[1] = 0x01; |
2089 | 2089 | ||
@@ -2134,7 +2134,7 @@ static int ene_sd_init(struct us_data *us) | |||
2134 | 2134 | ||
2135 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 2135 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
2136 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 2136 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
2137 | bcb->Flags = 0x80; | 2137 | bcb->Flags = US_BULK_FLAG_IN; |
2138 | bcb->CDB[0] = 0xF2; | 2138 | bcb->CDB[0] = 0xF2; |
2139 | 2139 | ||
2140 | result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0); | 2140 | result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0); |
@@ -2153,7 +2153,7 @@ static int ene_sd_init(struct us_data *us) | |||
2153 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); | 2153 | memset(bcb, 0, sizeof(struct bulk_cb_wrap)); |
2154 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 2154 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
2155 | bcb->DataTransferLength = 0x200; | 2155 | bcb->DataTransferLength = 0x200; |
2156 | bcb->Flags = 0x80; | 2156 | bcb->Flags = US_BULK_FLAG_IN; |
2157 | bcb->CDB[0] = 0xF1; | 2157 | bcb->CDB[0] = 0xF1; |
2158 | 2158 | ||
2159 | result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0); | 2159 | result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0); |
@@ -2407,6 +2407,7 @@ static struct usb_driver ene_ub6250_driver = { | |||
2407 | .post_reset = usb_stor_post_reset, | 2407 | .post_reset = usb_stor_post_reset, |
2408 | .id_table = ene_ub6250_usb_ids, | 2408 | .id_table = ene_ub6250_usb_ids, |
2409 | .soft_unbind = 1, | 2409 | .soft_unbind = 1, |
2410 | .no_dynamic_id = 1, | ||
2410 | }; | 2411 | }; |
2411 | 2412 | ||
2412 | module_usb_driver(ene_ub6250_driver); | 2413 | module_usb_driver(ene_ub6250_driver); |
diff --git a/drivers/usb/storage/freecom.c b/drivers/usb/storage/freecom.c index fa1615748475..042cf9ef3153 100644 --- a/drivers/usb/storage/freecom.c +++ b/drivers/usb/storage/freecom.c | |||
@@ -553,6 +553,7 @@ static struct usb_driver freecom_driver = { | |||
553 | .post_reset = usb_stor_post_reset, | 553 | .post_reset = usb_stor_post_reset, |
554 | .id_table = freecom_usb_ids, | 554 | .id_table = freecom_usb_ids, |
555 | .soft_unbind = 1, | 555 | .soft_unbind = 1, |
556 | .no_dynamic_id = 1, | ||
556 | }; | 557 | }; |
557 | 558 | ||
558 | module_usb_driver(freecom_driver); | 559 | module_usb_driver(freecom_driver); |
diff --git a/drivers/usb/storage/isd200.c b/drivers/usb/storage/isd200.c index bd5502700831..31fa24e7e68a 100644 --- a/drivers/usb/storage/isd200.c +++ b/drivers/usb/storage/isd200.c | |||
@@ -1566,6 +1566,7 @@ static struct usb_driver isd200_driver = { | |||
1566 | .post_reset = usb_stor_post_reset, | 1566 | .post_reset = usb_stor_post_reset, |
1567 | .id_table = isd200_usb_ids, | 1567 | .id_table = isd200_usb_ids, |
1568 | .soft_unbind = 1, | 1568 | .soft_unbind = 1, |
1569 | .no_dynamic_id = 1, | ||
1569 | }; | 1570 | }; |
1570 | 1571 | ||
1571 | module_usb_driver(isd200_driver); | 1572 | module_usb_driver(isd200_driver); |
diff --git a/drivers/usb/storage/jumpshot.c b/drivers/usb/storage/jumpshot.c index a19211b5c265..e3b97383186a 100644 --- a/drivers/usb/storage/jumpshot.c +++ b/drivers/usb/storage/jumpshot.c | |||
@@ -677,6 +677,7 @@ static struct usb_driver jumpshot_driver = { | |||
677 | .post_reset = usb_stor_post_reset, | 677 | .post_reset = usb_stor_post_reset, |
678 | .id_table = jumpshot_usb_ids, | 678 | .id_table = jumpshot_usb_ids, |
679 | .soft_unbind = 1, | 679 | .soft_unbind = 1, |
680 | .no_dynamic_id = 1, | ||
680 | }; | 681 | }; |
681 | 682 | ||
682 | module_usb_driver(jumpshot_driver); | 683 | module_usb_driver(jumpshot_driver); |
diff --git a/drivers/usb/storage/karma.c b/drivers/usb/storage/karma.c index e720f8ebdf9f..a8708eae9788 100644 --- a/drivers/usb/storage/karma.c +++ b/drivers/usb/storage/karma.c | |||
@@ -230,6 +230,7 @@ static struct usb_driver karma_driver = { | |||
230 | .post_reset = usb_stor_post_reset, | 230 | .post_reset = usb_stor_post_reset, |
231 | .id_table = karma_usb_ids, | 231 | .id_table = karma_usb_ids, |
232 | .soft_unbind = 1, | 232 | .soft_unbind = 1, |
233 | .no_dynamic_id = 1, | ||
233 | }; | 234 | }; |
234 | 235 | ||
235 | module_usb_driver(karma_driver); | 236 | module_usb_driver(karma_driver); |
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c index d75155c38200..886567a3806d 100644 --- a/drivers/usb/storage/onetouch.c +++ b/drivers/usb/storage/onetouch.c | |||
@@ -312,6 +312,7 @@ static struct usb_driver onetouch_driver = { | |||
312 | .post_reset = usb_stor_post_reset, | 312 | .post_reset = usb_stor_post_reset, |
313 | .id_table = onetouch_usb_ids, | 313 | .id_table = onetouch_usb_ids, |
314 | .soft_unbind = 1, | 314 | .soft_unbind = 1, |
315 | .no_dynamic_id = 1, | ||
315 | }; | 316 | }; |
316 | 317 | ||
317 | module_usb_driver(onetouch_driver); | 318 | module_usb_driver(onetouch_driver); |
diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c index d32f72061c09..63cf2822e299 100644 --- a/drivers/usb/storage/realtek_cr.c +++ b/drivers/usb/storage/realtek_cr.c | |||
@@ -219,7 +219,7 @@ static int rts51x_bulk_transport(struct us_data *us, u8 lun, | |||
219 | /* set up the command wrapper */ | 219 | /* set up the command wrapper */ |
220 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 220 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
221 | bcb->DataTransferLength = cpu_to_le32(buf_len); | 221 | bcb->DataTransferLength = cpu_to_le32(buf_len); |
222 | bcb->Flags = (dir == DMA_FROM_DEVICE) ? 1 << 7 : 0; | 222 | bcb->Flags = (dir == DMA_FROM_DEVICE) ? US_BULK_FLAG_IN : 0; |
223 | bcb->Tag = ++us->tag; | 223 | bcb->Tag = ++us->tag; |
224 | bcb->Lun = lun; | 224 | bcb->Lun = lun; |
225 | bcb->Length = cmd_len; | 225 | bcb->Length = cmd_len; |
@@ -305,7 +305,7 @@ static int rts51x_bulk_transport_special(struct us_data *us, u8 lun, | |||
305 | /* set up the command wrapper */ | 305 | /* set up the command wrapper */ |
306 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 306 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
307 | bcb->DataTransferLength = cpu_to_le32(buf_len); | 307 | bcb->DataTransferLength = cpu_to_le32(buf_len); |
308 | bcb->Flags = (dir == DMA_FROM_DEVICE) ? 1 << 7 : 0; | 308 | bcb->Flags = (dir == DMA_FROM_DEVICE) ? US_BULK_FLAG_IN : 0; |
309 | bcb->Tag = ++us->tag; | 309 | bcb->Tag = ++us->tag; |
310 | bcb->Lun = lun; | 310 | bcb->Lun = lun; |
311 | bcb->Length = cmd_len; | 311 | bcb->Length = cmd_len; |
@@ -507,9 +507,14 @@ static int __do_config_autodelink(struct us_data *us, u8 *data, u16 len) | |||
507 | { | 507 | { |
508 | int retval; | 508 | int retval; |
509 | u8 cmnd[12] = {0}; | 509 | u8 cmnd[12] = {0}; |
510 | u8 *buf; | ||
510 | 511 | ||
511 | US_DEBUGP("%s, addr = 0xfe47, len = %d\n", __FUNCTION__, len); | 512 | US_DEBUGP("%s, addr = 0xfe47, len = %d\n", __FUNCTION__, len); |
512 | 513 | ||
514 | buf = kmemdup(data, len, GFP_NOIO); | ||
515 | if (!buf) | ||
516 | return USB_STOR_TRANSPORT_ERROR; | ||
517 | |||
513 | cmnd[0] = 0xF0; | 518 | cmnd[0] = 0xF0; |
514 | cmnd[1] = 0x0E; | 519 | cmnd[1] = 0x0E; |
515 | cmnd[2] = 0xfe; | 520 | cmnd[2] = 0xfe; |
@@ -517,7 +522,8 @@ static int __do_config_autodelink(struct us_data *us, u8 *data, u16 len) | |||
517 | cmnd[4] = (u8)(len >> 8); | 522 | cmnd[4] = (u8)(len >> 8); |
518 | cmnd[5] = (u8)len; | 523 | cmnd[5] = (u8)len; |
519 | 524 | ||
520 | retval = rts51x_bulk_transport_special(us, 0, cmnd, 12, data, len, DMA_TO_DEVICE, NULL); | 525 | retval = rts51x_bulk_transport_special(us, 0, cmnd, 12, buf, len, DMA_TO_DEVICE, NULL); |
526 | kfree(buf); | ||
521 | if (retval != USB_STOR_TRANSPORT_GOOD) { | 527 | if (retval != USB_STOR_TRANSPORT_GOOD) { |
522 | return -EIO; | 528 | return -EIO; |
523 | } | 529 | } |
@@ -1100,6 +1106,7 @@ static struct usb_driver realtek_cr_driver = { | |||
1100 | .id_table = realtek_cr_ids, | 1106 | .id_table = realtek_cr_ids, |
1101 | .soft_unbind = 1, | 1107 | .soft_unbind = 1, |
1102 | .supports_autosuspend = 1, | 1108 | .supports_autosuspend = 1, |
1109 | .no_dynamic_id = 1, | ||
1103 | }; | 1110 | }; |
1104 | 1111 | ||
1105 | module_usb_driver(realtek_cr_driver); | 1112 | module_usb_driver(realtek_cr_driver); |
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c index 13b8bcdf3dba..a324a5d21e99 100644 --- a/drivers/usb/storage/scsiglue.c +++ b/drivers/usb/storage/scsiglue.c | |||
@@ -78,8 +78,6 @@ static const char* host_info(struct Scsi_Host *host) | |||
78 | 78 | ||
79 | static int slave_alloc (struct scsi_device *sdev) | 79 | static int slave_alloc (struct scsi_device *sdev) |
80 | { | 80 | { |
81 | struct us_data *us = host_to_us(sdev->host); | ||
82 | |||
83 | /* | 81 | /* |
84 | * Set the INQUIRY transfer length to 36. We don't use any of | 82 | * Set the INQUIRY transfer length to 36. We don't use any of |
85 | * the extra data and many devices choke if asked for more or | 83 | * the extra data and many devices choke if asked for more or |
@@ -104,18 +102,6 @@ static int slave_alloc (struct scsi_device *sdev) | |||
104 | */ | 102 | */ |
105 | blk_queue_update_dma_alignment(sdev->request_queue, (512 - 1)); | 103 | blk_queue_update_dma_alignment(sdev->request_queue, (512 - 1)); |
106 | 104 | ||
107 | /* | ||
108 | * The UFI spec treates the Peripheral Qualifier bits in an | ||
109 | * INQUIRY result as reserved and requires devices to set them | ||
110 | * to 0. However the SCSI spec requires these bits to be set | ||
111 | * to 3 to indicate when a LUN is not present. | ||
112 | * | ||
113 | * Let the scanning code know if this target merely sets | ||
114 | * Peripheral Device Type to 0x1f to indicate no LUN. | ||
115 | */ | ||
116 | if (us->subclass == USB_SC_UFI) | ||
117 | sdev->sdev_target->pdt_1f_for_no_lun = 1; | ||
118 | |||
119 | return 0; | 105 | return 0; |
120 | } | 106 | } |
121 | 107 | ||
@@ -197,6 +183,9 @@ static int slave_configure(struct scsi_device *sdev) | |||
197 | * page x08, so we will skip it. */ | 183 | * page x08, so we will skip it. */ |
198 | sdev->skip_ms_page_8 = 1; | 184 | sdev->skip_ms_page_8 = 1; |
199 | 185 | ||
186 | /* Some devices don't handle VPD pages correctly */ | ||
187 | sdev->skip_vpd_pages = 1; | ||
188 | |||
200 | /* Some disks return the total number of blocks in response | 189 | /* Some disks return the total number of blocks in response |
201 | * to READ CAPACITY rather than the highest block number. | 190 | * to READ CAPACITY rather than the highest block number. |
202 | * If this device makes that mistake, tell the sd driver. */ | 191 | * If this device makes that mistake, tell the sd driver. */ |
@@ -217,16 +206,6 @@ static int slave_configure(struct scsi_device *sdev) | |||
217 | if (sdev->scsi_level > SCSI_SPC_2) | 206 | if (sdev->scsi_level > SCSI_SPC_2) |
218 | us->fflags |= US_FL_SANE_SENSE; | 207 | us->fflags |= US_FL_SANE_SENSE; |
219 | 208 | ||
220 | /* Some devices report a SCSI revision level above 2 but are | ||
221 | * unable to handle the REPORT LUNS command (for which | ||
222 | * support is mandatory at level 3). Since we already have | ||
223 | * a Get-Max-LUN request, we won't lose much by setting the | ||
224 | * revision level down to 2. The only devices that would be | ||
225 | * affected are those with sparse LUNs. */ | ||
226 | if (sdev->scsi_level > SCSI_2) | ||
227 | sdev->sdev_target->scsi_level = | ||
228 | sdev->scsi_level = SCSI_2; | ||
229 | |||
230 | /* USB-IDE bridges tend to report SK = 0x04 (Non-recoverable | 209 | /* USB-IDE bridges tend to report SK = 0x04 (Non-recoverable |
231 | * Hardware Error) when any low-level error occurs, | 210 | * Hardware Error) when any low-level error occurs, |
232 | * recoverable or not. Setting this flag tells the SCSI | 211 | * recoverable or not. Setting this flag tells the SCSI |
@@ -283,6 +262,33 @@ static int slave_configure(struct scsi_device *sdev) | |||
283 | return 0; | 262 | return 0; |
284 | } | 263 | } |
285 | 264 | ||
265 | static int target_alloc(struct scsi_target *starget) | ||
266 | { | ||
267 | struct us_data *us = host_to_us(dev_to_shost(starget->dev.parent)); | ||
268 | |||
269 | /* | ||
270 | * Some USB drives don't support REPORT LUNS, even though they | ||
271 | * report a SCSI revision level above 2. Tell the SCSI layer | ||
272 | * not to issue that command; it will perform a normal sequential | ||
273 | * scan instead. | ||
274 | */ | ||
275 | starget->no_report_luns = 1; | ||
276 | |||
277 | /* | ||
278 | * The UFI spec treats the Peripheral Qualifier bits in an | ||
279 | * INQUIRY result as reserved and requires devices to set them | ||
280 | * to 0. However the SCSI spec requires these bits to be set | ||
281 | * to 3 to indicate when a LUN is not present. | ||
282 | * | ||
283 | * Let the scanning code know if this target merely sets | ||
284 | * Peripheral Device Type to 0x1f to indicate no LUN. | ||
285 | */ | ||
286 | if (us->subclass == USB_SC_UFI) | ||
287 | starget->pdt_1f_for_no_lun = 1; | ||
288 | |||
289 | return 0; | ||
290 | } | ||
291 | |||
286 | /* queue a command */ | 292 | /* queue a command */ |
287 | /* This is always called with scsi_lock(host) held */ | 293 | /* This is always called with scsi_lock(host) held */ |
288 | static int queuecommand_lck(struct scsi_cmnd *srb, | 294 | static int queuecommand_lck(struct scsi_cmnd *srb, |
@@ -546,6 +552,7 @@ struct scsi_host_template usb_stor_host_template = { | |||
546 | 552 | ||
547 | .slave_alloc = slave_alloc, | 553 | .slave_alloc = slave_alloc, |
548 | .slave_configure = slave_configure, | 554 | .slave_configure = slave_configure, |
555 | .target_alloc = target_alloc, | ||
549 | 556 | ||
550 | /* lots of sg segments can be handled */ | 557 | /* lots of sg segments can be handled */ |
551 | .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS, | 558 | .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS, |
diff --git a/drivers/usb/storage/sddr09.c b/drivers/usb/storage/sddr09.c index 425df7df2e56..3252a62b31bc 100644 --- a/drivers/usb/storage/sddr09.c +++ b/drivers/usb/storage/sddr09.c | |||
@@ -1787,6 +1787,7 @@ static struct usb_driver sddr09_driver = { | |||
1787 | .post_reset = usb_stor_post_reset, | 1787 | .post_reset = usb_stor_post_reset, |
1788 | .id_table = sddr09_usb_ids, | 1788 | .id_table = sddr09_usb_ids, |
1789 | .soft_unbind = 1, | 1789 | .soft_unbind = 1, |
1790 | .no_dynamic_id = 1, | ||
1790 | }; | 1791 | }; |
1791 | 1792 | ||
1792 | module_usb_driver(sddr09_driver); | 1793 | module_usb_driver(sddr09_driver); |
diff --git a/drivers/usb/storage/sddr55.c b/drivers/usb/storage/sddr55.c index e4ca5fcb7cc3..c144078065a7 100644 --- a/drivers/usb/storage/sddr55.c +++ b/drivers/usb/storage/sddr55.c | |||
@@ -1006,6 +1006,7 @@ static struct usb_driver sddr55_driver = { | |||
1006 | .post_reset = usb_stor_post_reset, | 1006 | .post_reset = usb_stor_post_reset, |
1007 | .id_table = sddr55_usb_ids, | 1007 | .id_table = sddr55_usb_ids, |
1008 | .soft_unbind = 1, | 1008 | .soft_unbind = 1, |
1009 | .no_dynamic_id = 1, | ||
1009 | }; | 1010 | }; |
1010 | 1011 | ||
1011 | module_usb_driver(sddr55_driver); | 1012 | module_usb_driver(sddr55_driver); |
diff --git a/drivers/usb/storage/shuttle_usbat.c b/drivers/usb/storage/shuttle_usbat.c index 1369d2590616..fa1ceebc465c 100644 --- a/drivers/usb/storage/shuttle_usbat.c +++ b/drivers/usb/storage/shuttle_usbat.c | |||
@@ -1863,6 +1863,7 @@ static struct usb_driver usbat_driver = { | |||
1863 | .post_reset = usb_stor_post_reset, | 1863 | .post_reset = usb_stor_post_reset, |
1864 | .id_table = usbat_usb_ids, | 1864 | .id_table = usbat_usb_ids, |
1865 | .soft_unbind = 1, | 1865 | .soft_unbind = 1, |
1866 | .no_dynamic_id = 1, | ||
1866 | }; | 1867 | }; |
1867 | 1868 | ||
1868 | module_usb_driver(usbat_driver); | 1869 | module_usb_driver(usbat_driver); |
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 0e5c91c6187f..c70109e5d60b 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c | |||
@@ -1071,7 +1071,8 @@ int usb_stor_Bulk_transport(struct scsi_cmnd *srb, struct us_data *us) | |||
1071 | /* set up the command wrapper */ | 1071 | /* set up the command wrapper */ |
1072 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); | 1072 | bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN); |
1073 | bcb->DataTransferLength = cpu_to_le32(transfer_length); | 1073 | bcb->DataTransferLength = cpu_to_le32(transfer_length); |
1074 | bcb->Flags = srb->sc_data_direction == DMA_FROM_DEVICE ? 1 << 7 : 0; | 1074 | bcb->Flags = srb->sc_data_direction == DMA_FROM_DEVICE ? |
1075 | US_BULK_FLAG_IN : 0; | ||
1075 | bcb->Tag = ++us->tag; | 1076 | bcb->Tag = ++us->tag; |
1076 | bcb->Lun = srb->device->lun; | 1077 | bcb->Lun = srb->device->lun; |
1077 | if (us->fflags & US_FL_SCM_MULT_TARG) | 1078 | if (us->fflags & US_FL_SCM_MULT_TARG) |
diff --git a/drivers/usb/storage/transport.h b/drivers/usb/storage/transport.h index 242ff5e791a5..9369d752d419 100644 --- a/drivers/usb/storage/transport.h +++ b/drivers/usb/storage/transport.h | |||
@@ -42,45 +42,6 @@ | |||
42 | #include <linux/blkdev.h> | 42 | #include <linux/blkdev.h> |
43 | 43 | ||
44 | /* | 44 | /* |
45 | * Bulk only data structures | ||
46 | */ | ||
47 | |||
48 | /* command block wrapper */ | ||
49 | struct bulk_cb_wrap { | ||
50 | __le32 Signature; /* contains 'USBC' */ | ||
51 | __u32 Tag; /* unique per command id */ | ||
52 | __le32 DataTransferLength; /* size of data */ | ||
53 | __u8 Flags; /* direction in bit 0 */ | ||
54 | __u8 Lun; /* LUN normally 0 */ | ||
55 | __u8 Length; /* of of the CDB */ | ||
56 | __u8 CDB[16]; /* max command */ | ||
57 | }; | ||
58 | |||
59 | #define US_BULK_CB_WRAP_LEN 31 | ||
60 | #define US_BULK_CB_SIGN 0x43425355 /*spells out USBC */ | ||
61 | #define US_BULK_FLAG_IN 1 | ||
62 | #define US_BULK_FLAG_OUT 0 | ||
63 | |||
64 | /* command status wrapper */ | ||
65 | struct bulk_cs_wrap { | ||
66 | __le32 Signature; /* should = 'USBS' */ | ||
67 | __u32 Tag; /* same as original command */ | ||
68 | __le32 Residue; /* amount not transferred */ | ||
69 | __u8 Status; /* see below */ | ||
70 | __u8 Filler[18]; | ||
71 | }; | ||
72 | |||
73 | #define US_BULK_CS_WRAP_LEN 13 | ||
74 | #define US_BULK_CS_SIGN 0x53425355 /* spells out 'USBS' */ | ||
75 | #define US_BULK_STAT_OK 0 | ||
76 | #define US_BULK_STAT_FAIL 1 | ||
77 | #define US_BULK_STAT_PHASE 2 | ||
78 | |||
79 | /* bulk-only class specific requests */ | ||
80 | #define US_BULK_RESET_REQUEST 0xff | ||
81 | #define US_BULK_GET_MAX_LUN 0xfe | ||
82 | |||
83 | /* | ||
84 | * usb_stor_bulk_transfer_xxx() return codes, in order of severity | 45 | * usb_stor_bulk_transfer_xxx() return codes, in order of severity |
85 | */ | 46 | */ |
86 | 47 | ||
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index a33ead5dce20..8ec8a6e66f50 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c | |||
@@ -13,7 +13,9 @@ | |||
13 | #include <linux/types.h> | 13 | #include <linux/types.h> |
14 | #include <linux/module.h> | 14 | #include <linux/module.h> |
15 | #include <linux/usb.h> | 15 | #include <linux/usb.h> |
16 | #include <linux/usb/hcd.h> | ||
16 | #include <linux/usb/storage.h> | 17 | #include <linux/usb/storage.h> |
18 | #include <linux/usb/uas.h> | ||
17 | 19 | ||
18 | #include <scsi/scsi.h> | 20 | #include <scsi/scsi.h> |
19 | #include <scsi/scsi_dbg.h> | 21 | #include <scsi/scsi_dbg.h> |
@@ -22,49 +24,6 @@ | |||
22 | #include <scsi/scsi_host.h> | 24 | #include <scsi/scsi_host.h> |
23 | #include <scsi/scsi_tcq.h> | 25 | #include <scsi/scsi_tcq.h> |
24 | 26 | ||
25 | /* Common header for all IUs */ | ||
26 | struct iu { | ||
27 | __u8 iu_id; | ||
28 | __u8 rsvd1; | ||
29 | __be16 tag; | ||
30 | }; | ||
31 | |||
32 | enum { | ||
33 | IU_ID_COMMAND = 0x01, | ||
34 | IU_ID_STATUS = 0x03, | ||
35 | IU_ID_RESPONSE = 0x04, | ||
36 | IU_ID_TASK_MGMT = 0x05, | ||
37 | IU_ID_READ_READY = 0x06, | ||
38 | IU_ID_WRITE_READY = 0x07, | ||
39 | }; | ||
40 | |||
41 | struct command_iu { | ||
42 | __u8 iu_id; | ||
43 | __u8 rsvd1; | ||
44 | __be16 tag; | ||
45 | __u8 prio_attr; | ||
46 | __u8 rsvd5; | ||
47 | __u8 len; | ||
48 | __u8 rsvd7; | ||
49 | struct scsi_lun lun; | ||
50 | __u8 cdb[16]; /* XXX: Overflow-checking tools may misunderstand */ | ||
51 | }; | ||
52 | |||
53 | /* | ||
54 | * Also used for the Read Ready and Write Ready IUs since they have the | ||
55 | * same first four bytes | ||
56 | */ | ||
57 | struct sense_iu { | ||
58 | __u8 iu_id; | ||
59 | __u8 rsvd1; | ||
60 | __be16 tag; | ||
61 | __be16 status_qual; | ||
62 | __u8 status; | ||
63 | __u8 rsvd7[7]; | ||
64 | __be16 len; | ||
65 | __u8 sense[SCSI_SENSE_BUFFERSIZE]; | ||
66 | }; | ||
67 | |||
68 | /* | 27 | /* |
69 | * The r00-r01c specs define this version of the SENSE IU data structure. | 28 | * The r00-r01c specs define this version of the SENSE IU data structure. |
70 | * It's still in use by several different firmware releases. | 29 | * It's still in use by several different firmware releases. |
@@ -79,18 +38,6 @@ struct sense_iu_old { | |||
79 | __u8 sense[SCSI_SENSE_BUFFERSIZE]; | 38 | __u8 sense[SCSI_SENSE_BUFFERSIZE]; |
80 | }; | 39 | }; |
81 | 40 | ||
82 | enum { | ||
83 | CMD_PIPE_ID = 1, | ||
84 | STATUS_PIPE_ID = 2, | ||
85 | DATA_IN_PIPE_ID = 3, | ||
86 | DATA_OUT_PIPE_ID = 4, | ||
87 | |||
88 | UAS_SIMPLE_TAG = 0, | ||
89 | UAS_HEAD_TAG = 1, | ||
90 | UAS_ORDERED_TAG = 2, | ||
91 | UAS_ACA = 4, | ||
92 | }; | ||
93 | |||
94 | struct uas_dev_info { | 41 | struct uas_dev_info { |
95 | struct usb_interface *intf; | 42 | struct usb_interface *intf; |
96 | struct usb_device *udev; | 43 | struct usb_device *udev; |
@@ -98,6 +45,8 @@ struct uas_dev_info { | |||
98 | unsigned cmd_pipe, status_pipe, data_in_pipe, data_out_pipe; | 45 | unsigned cmd_pipe, status_pipe, data_in_pipe, data_out_pipe; |
99 | unsigned use_streams:1; | 46 | unsigned use_streams:1; |
100 | unsigned uas_sense_old:1; | 47 | unsigned uas_sense_old:1; |
48 | struct scsi_cmnd *cmnd; | ||
49 | struct urb *status_urb; /* used only if stream support is available */ | ||
101 | }; | 50 | }; |
102 | 51 | ||
103 | enum { | 52 | enum { |
@@ -109,6 +58,9 @@ enum { | |||
109 | SUBMIT_DATA_OUT_URB = (1 << 5), | 58 | SUBMIT_DATA_OUT_URB = (1 << 5), |
110 | ALLOC_CMD_URB = (1 << 6), | 59 | ALLOC_CMD_URB = (1 << 6), |
111 | SUBMIT_CMD_URB = (1 << 7), | 60 | SUBMIT_CMD_URB = (1 << 7), |
61 | COMPLETED_DATA_IN = (1 << 8), | ||
62 | COMPLETED_DATA_OUT = (1 << 9), | ||
63 | DATA_COMPLETES_CMD = (1 << 10), | ||
112 | }; | 64 | }; |
113 | 65 | ||
114 | /* Overrides scsi_pointer */ | 66 | /* Overrides scsi_pointer */ |
@@ -116,6 +68,7 @@ struct uas_cmd_info { | |||
116 | unsigned int state; | 68 | unsigned int state; |
117 | unsigned int stream; | 69 | unsigned int stream; |
118 | struct urb *cmd_urb; | 70 | struct urb *cmd_urb; |
71 | /* status_urb is used only if stream support isn't available */ | ||
119 | struct urb *status_urb; | 72 | struct urb *status_urb; |
120 | struct urb *data_in_urb; | 73 | struct urb *data_in_urb; |
121 | struct urb *data_out_urb; | 74 | struct urb *data_out_urb; |
@@ -125,33 +78,43 @@ struct uas_cmd_info { | |||
125 | /* I hate forward declarations, but I actually have a loop */ | 78 | /* I hate forward declarations, but I actually have a loop */ |
126 | static int uas_submit_urbs(struct scsi_cmnd *cmnd, | 79 | static int uas_submit_urbs(struct scsi_cmnd *cmnd, |
127 | struct uas_dev_info *devinfo, gfp_t gfp); | 80 | struct uas_dev_info *devinfo, gfp_t gfp); |
81 | static void uas_do_work(struct work_struct *work); | ||
128 | 82 | ||
83 | static DECLARE_WORK(uas_work, uas_do_work); | ||
129 | static DEFINE_SPINLOCK(uas_work_lock); | 84 | static DEFINE_SPINLOCK(uas_work_lock); |
130 | static LIST_HEAD(uas_work_list); | 85 | static LIST_HEAD(uas_work_list); |
131 | 86 | ||
132 | static void uas_do_work(struct work_struct *work) | 87 | static void uas_do_work(struct work_struct *work) |
133 | { | 88 | { |
134 | struct uas_cmd_info *cmdinfo; | 89 | struct uas_cmd_info *cmdinfo; |
90 | struct uas_cmd_info *temp; | ||
135 | struct list_head list; | 91 | struct list_head list; |
92 | int err; | ||
136 | 93 | ||
137 | spin_lock_irq(&uas_work_lock); | 94 | spin_lock_irq(&uas_work_lock); |
138 | list_replace_init(&uas_work_list, &list); | 95 | list_replace_init(&uas_work_list, &list); |
139 | spin_unlock_irq(&uas_work_lock); | 96 | spin_unlock_irq(&uas_work_lock); |
140 | 97 | ||
141 | list_for_each_entry(cmdinfo, &list, list) { | 98 | list_for_each_entry_safe(cmdinfo, temp, &list, list) { |
142 | struct scsi_pointer *scp = (void *)cmdinfo; | 99 | struct scsi_pointer *scp = (void *)cmdinfo; |
143 | struct scsi_cmnd *cmnd = container_of(scp, | 100 | struct scsi_cmnd *cmnd = container_of(scp, |
144 | struct scsi_cmnd, SCp); | 101 | struct scsi_cmnd, SCp); |
145 | uas_submit_urbs(cmnd, cmnd->device->hostdata, GFP_NOIO); | 102 | err = uas_submit_urbs(cmnd, cmnd->device->hostdata, GFP_NOIO); |
103 | if (err) { | ||
104 | list_del(&cmdinfo->list); | ||
105 | spin_lock_irq(&uas_work_lock); | ||
106 | list_add_tail(&cmdinfo->list, &uas_work_list); | ||
107 | spin_unlock_irq(&uas_work_lock); | ||
108 | schedule_work(&uas_work); | ||
109 | } | ||
146 | } | 110 | } |
147 | } | 111 | } |
148 | 112 | ||
149 | static DECLARE_WORK(uas_work, uas_do_work); | ||
150 | |||
151 | static void uas_sense(struct urb *urb, struct scsi_cmnd *cmnd) | 113 | static void uas_sense(struct urb *urb, struct scsi_cmnd *cmnd) |
152 | { | 114 | { |
153 | struct sense_iu *sense_iu = urb->transfer_buffer; | 115 | struct sense_iu *sense_iu = urb->transfer_buffer; |
154 | struct scsi_device *sdev = cmnd->device; | 116 | struct scsi_device *sdev = cmnd->device; |
117 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | ||
155 | 118 | ||
156 | if (urb->actual_length > 16) { | 119 | if (urb->actual_length > 16) { |
157 | unsigned len = be16_to_cpup(&sense_iu->len); | 120 | unsigned len = be16_to_cpup(&sense_iu->len); |
@@ -169,16 +132,15 @@ static void uas_sense(struct urb *urb, struct scsi_cmnd *cmnd) | |||
169 | } | 132 | } |
170 | 133 | ||
171 | cmnd->result = sense_iu->status; | 134 | cmnd->result = sense_iu->status; |
172 | if (sdev->current_cmnd) | 135 | if (!(cmdinfo->state & DATA_COMPLETES_CMD)) |
173 | sdev->current_cmnd = NULL; | 136 | cmnd->scsi_done(cmnd); |
174 | cmnd->scsi_done(cmnd); | ||
175 | usb_free_urb(urb); | ||
176 | } | 137 | } |
177 | 138 | ||
178 | static void uas_sense_old(struct urb *urb, struct scsi_cmnd *cmnd) | 139 | static void uas_sense_old(struct urb *urb, struct scsi_cmnd *cmnd) |
179 | { | 140 | { |
180 | struct sense_iu_old *sense_iu = urb->transfer_buffer; | 141 | struct sense_iu_old *sense_iu = urb->transfer_buffer; |
181 | struct scsi_device *sdev = cmnd->device; | 142 | struct scsi_device *sdev = cmnd->device; |
143 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | ||
182 | 144 | ||
183 | if (urb->actual_length > 8) { | 145 | if (urb->actual_length > 8) { |
184 | unsigned len = be16_to_cpup(&sense_iu->len) - 2; | 146 | unsigned len = be16_to_cpup(&sense_iu->len) - 2; |
@@ -196,10 +158,8 @@ static void uas_sense_old(struct urb *urb, struct scsi_cmnd *cmnd) | |||
196 | } | 158 | } |
197 | 159 | ||
198 | cmnd->result = sense_iu->status; | 160 | cmnd->result = sense_iu->status; |
199 | if (sdev->current_cmnd) | 161 | if (!(cmdinfo->state & DATA_COMPLETES_CMD)) |
200 | sdev->current_cmnd = NULL; | 162 | cmnd->scsi_done(cmnd); |
201 | cmnd->scsi_done(cmnd); | ||
202 | usb_free_urb(urb); | ||
203 | } | 163 | } |
204 | 164 | ||
205 | static void uas_xfer_data(struct urb *urb, struct scsi_cmnd *cmnd, | 165 | static void uas_xfer_data(struct urb *urb, struct scsi_cmnd *cmnd, |
@@ -208,7 +168,7 @@ static void uas_xfer_data(struct urb *urb, struct scsi_cmnd *cmnd, | |||
208 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | 168 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; |
209 | int err; | 169 | int err; |
210 | 170 | ||
211 | cmdinfo->state = direction | SUBMIT_STATUS_URB; | 171 | cmdinfo->state = direction; |
212 | err = uas_submit_urbs(cmnd, cmnd->device->hostdata, GFP_ATOMIC); | 172 | err = uas_submit_urbs(cmnd, cmnd->device->hostdata, GFP_ATOMIC); |
213 | if (err) { | 173 | if (err) { |
214 | spin_lock(&uas_work_lock); | 174 | spin_lock(&uas_work_lock); |
@@ -221,27 +181,61 @@ static void uas_xfer_data(struct urb *urb, struct scsi_cmnd *cmnd, | |||
221 | static void uas_stat_cmplt(struct urb *urb) | 181 | static void uas_stat_cmplt(struct urb *urb) |
222 | { | 182 | { |
223 | struct iu *iu = urb->transfer_buffer; | 183 | struct iu *iu = urb->transfer_buffer; |
224 | struct scsi_device *sdev = urb->context; | 184 | struct Scsi_Host *shost = urb->context; |
225 | struct uas_dev_info *devinfo = sdev->hostdata; | 185 | struct uas_dev_info *devinfo = (void *)shost->hostdata[0]; |
226 | struct scsi_cmnd *cmnd; | 186 | struct scsi_cmnd *cmnd; |
187 | struct uas_cmd_info *cmdinfo; | ||
227 | u16 tag; | 188 | u16 tag; |
189 | int ret; | ||
228 | 190 | ||
229 | if (urb->status) { | 191 | if (urb->status) { |
230 | dev_err(&urb->dev->dev, "URB BAD STATUS %d\n", urb->status); | 192 | dev_err(&urb->dev->dev, "URB BAD STATUS %d\n", urb->status); |
231 | usb_free_urb(urb); | 193 | if (devinfo->use_streams) |
194 | usb_free_urb(urb); | ||
232 | return; | 195 | return; |
233 | } | 196 | } |
234 | 197 | ||
235 | tag = be16_to_cpup(&iu->tag) - 1; | 198 | tag = be16_to_cpup(&iu->tag) - 1; |
236 | if (sdev->current_cmnd) | 199 | if (tag == 0) |
237 | cmnd = sdev->current_cmnd; | 200 | cmnd = devinfo->cmnd; |
238 | else | 201 | else |
239 | cmnd = scsi_find_tag(sdev, tag); | 202 | cmnd = scsi_host_find_tag(shost, tag - 1); |
240 | if (!cmnd) | 203 | if (!cmnd) { |
204 | if (devinfo->use_streams) { | ||
205 | usb_free_urb(urb); | ||
206 | return; | ||
207 | } | ||
208 | ret = usb_submit_urb(urb, GFP_ATOMIC); | ||
209 | if (ret) | ||
210 | dev_err(&urb->dev->dev, "failed submit status urb\n"); | ||
241 | return; | 211 | return; |
212 | } | ||
213 | cmdinfo = (void *)&cmnd->SCp; | ||
242 | 214 | ||
243 | switch (iu->iu_id) { | 215 | switch (iu->iu_id) { |
244 | case IU_ID_STATUS: | 216 | case IU_ID_STATUS: |
217 | if (devinfo->cmnd == cmnd) | ||
218 | devinfo->cmnd = NULL; | ||
219 | |||
220 | if (!(cmdinfo->state & COMPLETED_DATA_IN) && | ||
221 | cmdinfo->data_in_urb) { | ||
222 | if (devinfo->use_streams) { | ||
223 | cmdinfo->state |= DATA_COMPLETES_CMD; | ||
224 | usb_unlink_urb(cmdinfo->data_in_urb); | ||
225 | } else { | ||
226 | usb_free_urb(cmdinfo->data_in_urb); | ||
227 | } | ||
228 | } | ||
229 | if (!(cmdinfo->state & COMPLETED_DATA_OUT) && | ||
230 | cmdinfo->data_out_urb) { | ||
231 | if (devinfo->use_streams) { | ||
232 | cmdinfo->state |= DATA_COMPLETES_CMD; | ||
233 | usb_unlink_urb(cmdinfo->data_in_urb); | ||
234 | } else { | ||
235 | usb_free_urb(cmdinfo->data_out_urb); | ||
236 | } | ||
237 | } | ||
238 | |||
245 | if (urb->actual_length < 16) | 239 | if (urb->actual_length < 16) |
246 | devinfo->uas_sense_old = 1; | 240 | devinfo->uas_sense_old = 1; |
247 | if (devinfo->uas_sense_old) | 241 | if (devinfo->uas_sense_old) |
@@ -259,29 +253,70 @@ static void uas_stat_cmplt(struct urb *urb) | |||
259 | scmd_printk(KERN_ERR, cmnd, | 253 | scmd_printk(KERN_ERR, cmnd, |
260 | "Bogus IU (%d) received on status pipe\n", iu->iu_id); | 254 | "Bogus IU (%d) received on status pipe\n", iu->iu_id); |
261 | } | 255 | } |
256 | |||
257 | if (devinfo->use_streams) { | ||
258 | usb_free_urb(urb); | ||
259 | return; | ||
260 | } | ||
261 | |||
262 | ret = usb_submit_urb(urb, GFP_ATOMIC); | ||
263 | if (ret) | ||
264 | dev_err(&urb->dev->dev, "failed submit status urb\n"); | ||
262 | } | 265 | } |
263 | 266 | ||
264 | static void uas_data_cmplt(struct urb *urb) | 267 | static void uas_data_out_cmplt(struct urb *urb) |
265 | { | 268 | { |
266 | struct scsi_data_buffer *sdb = urb->context; | 269 | struct scsi_cmnd *cmnd = urb->context; |
270 | struct scsi_data_buffer *sdb = scsi_out(cmnd); | ||
271 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | ||
272 | |||
273 | cmdinfo->state |= COMPLETED_DATA_OUT; | ||
274 | |||
267 | sdb->resid = sdb->length - urb->actual_length; | 275 | sdb->resid = sdb->length - urb->actual_length; |
268 | usb_free_urb(urb); | 276 | usb_free_urb(urb); |
277 | |||
278 | if (cmdinfo->state & DATA_COMPLETES_CMD) | ||
279 | cmnd->scsi_done(cmnd); | ||
280 | } | ||
281 | |||
282 | static void uas_data_in_cmplt(struct urb *urb) | ||
283 | { | ||
284 | struct scsi_cmnd *cmnd = urb->context; | ||
285 | struct scsi_data_buffer *sdb = scsi_in(cmnd); | ||
286 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | ||
287 | |||
288 | cmdinfo->state |= COMPLETED_DATA_IN; | ||
289 | |||
290 | sdb->resid = sdb->length - urb->actual_length; | ||
291 | usb_free_urb(urb); | ||
292 | |||
293 | if (cmdinfo->state & DATA_COMPLETES_CMD) | ||
294 | cmnd->scsi_done(cmnd); | ||
269 | } | 295 | } |
270 | 296 | ||
271 | static struct urb *uas_alloc_data_urb(struct uas_dev_info *devinfo, gfp_t gfp, | 297 | static struct urb *uas_alloc_data_urb(struct uas_dev_info *devinfo, gfp_t gfp, |
272 | unsigned int pipe, u16 stream_id, | 298 | unsigned int pipe, struct scsi_cmnd *cmnd, |
273 | struct scsi_data_buffer *sdb, | 299 | enum dma_data_direction dir) |
274 | enum dma_data_direction dir) | ||
275 | { | 300 | { |
301 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | ||
276 | struct usb_device *udev = devinfo->udev; | 302 | struct usb_device *udev = devinfo->udev; |
277 | struct urb *urb = usb_alloc_urb(0, gfp); | 303 | struct urb *urb = usb_alloc_urb(0, gfp); |
304 | struct scsi_data_buffer *sdb; | ||
305 | usb_complete_t complete_fn; | ||
306 | u16 stream_id = cmdinfo->stream; | ||
278 | 307 | ||
279 | if (!urb) | 308 | if (!urb) |
280 | goto out; | 309 | goto out; |
281 | usb_fill_bulk_urb(urb, udev, pipe, NULL, sdb->length, uas_data_cmplt, | 310 | if (dir == DMA_FROM_DEVICE) { |
282 | sdb); | 311 | sdb = scsi_in(cmnd); |
283 | if (devinfo->use_streams) | 312 | complete_fn = uas_data_in_cmplt; |
284 | urb->stream_id = stream_id; | 313 | } else { |
314 | sdb = scsi_out(cmnd); | ||
315 | complete_fn = uas_data_out_cmplt; | ||
316 | } | ||
317 | usb_fill_bulk_urb(urb, udev, pipe, NULL, sdb->length, | ||
318 | complete_fn, cmnd); | ||
319 | urb->stream_id = stream_id; | ||
285 | urb->num_sgs = udev->bus->sg_tablesize ? sdb->table.nents : 0; | 320 | urb->num_sgs = udev->bus->sg_tablesize ? sdb->table.nents : 0; |
286 | urb->sg = sdb->table.sgl; | 321 | urb->sg = sdb->table.sgl; |
287 | out: | 322 | out: |
@@ -289,7 +324,7 @@ static struct urb *uas_alloc_data_urb(struct uas_dev_info *devinfo, gfp_t gfp, | |||
289 | } | 324 | } |
290 | 325 | ||
291 | static struct urb *uas_alloc_sense_urb(struct uas_dev_info *devinfo, gfp_t gfp, | 326 | static struct urb *uas_alloc_sense_urb(struct uas_dev_info *devinfo, gfp_t gfp, |
292 | struct scsi_cmnd *cmnd, u16 stream_id) | 327 | struct Scsi_Host *shost, u16 stream_id) |
293 | { | 328 | { |
294 | struct usb_device *udev = devinfo->udev; | 329 | struct usb_device *udev = devinfo->udev; |
295 | struct urb *urb = usb_alloc_urb(0, gfp); | 330 | struct urb *urb = usb_alloc_urb(0, gfp); |
@@ -303,7 +338,7 @@ static struct urb *uas_alloc_sense_urb(struct uas_dev_info *devinfo, gfp_t gfp, | |||
303 | goto free; | 338 | goto free; |
304 | 339 | ||
305 | usb_fill_bulk_urb(urb, udev, devinfo->status_pipe, iu, sizeof(*iu), | 340 | usb_fill_bulk_urb(urb, udev, devinfo->status_pipe, iu, sizeof(*iu), |
306 | uas_stat_cmplt, cmnd->device); | 341 | uas_stat_cmplt, shost); |
307 | urb->stream_id = stream_id; | 342 | urb->stream_id = stream_id; |
308 | urb->transfer_flags |= URB_FREE_BUFFER; | 343 | urb->transfer_flags |= URB_FREE_BUFFER; |
309 | out: | 344 | out: |
@@ -334,7 +369,10 @@ static struct urb *uas_alloc_cmd_urb(struct uas_dev_info *devinfo, gfp_t gfp, | |||
334 | goto free; | 369 | goto free; |
335 | 370 | ||
336 | iu->iu_id = IU_ID_COMMAND; | 371 | iu->iu_id = IU_ID_COMMAND; |
337 | iu->tag = cpu_to_be16(stream_id); | 372 | if (blk_rq_tagged(cmnd->request)) |
373 | iu->tag = cpu_to_be16(cmnd->request->tag + 2); | ||
374 | else | ||
375 | iu->tag = cpu_to_be16(1); | ||
338 | iu->prio_attr = UAS_SIMPLE_TAG; | 376 | iu->prio_attr = UAS_SIMPLE_TAG; |
339 | iu->len = len; | 377 | iu->len = len; |
340 | int_to_scsilun(sdev->lun, &iu->lun); | 378 | int_to_scsilun(sdev->lun, &iu->lun); |
@@ -362,8 +400,8 @@ static int uas_submit_urbs(struct scsi_cmnd *cmnd, | |||
362 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; | 400 | struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; |
363 | 401 | ||
364 | if (cmdinfo->state & ALLOC_STATUS_URB) { | 402 | if (cmdinfo->state & ALLOC_STATUS_URB) { |
365 | cmdinfo->status_urb = uas_alloc_sense_urb(devinfo, gfp, cmnd, | 403 | cmdinfo->status_urb = uas_alloc_sense_urb(devinfo, gfp, |
366 | cmdinfo->stream); | 404 | cmnd->device->host, cmdinfo->stream); |
367 | if (!cmdinfo->status_urb) | 405 | if (!cmdinfo->status_urb) |
368 | return SCSI_MLQUEUE_DEVICE_BUSY; | 406 | return SCSI_MLQUEUE_DEVICE_BUSY; |
369 | cmdinfo->state &= ~ALLOC_STATUS_URB; | 407 | cmdinfo->state &= ~ALLOC_STATUS_URB; |
@@ -380,8 +418,8 @@ static int uas_submit_urbs(struct scsi_cmnd *cmnd, | |||
380 | 418 | ||
381 | if (cmdinfo->state & ALLOC_DATA_IN_URB) { | 419 | if (cmdinfo->state & ALLOC_DATA_IN_URB) { |
382 | cmdinfo->data_in_urb = uas_alloc_data_urb(devinfo, gfp, | 420 | cmdinfo->data_in_urb = uas_alloc_data_urb(devinfo, gfp, |
383 | devinfo->data_in_pipe, cmdinfo->stream, | 421 | devinfo->data_in_pipe, cmnd, |
384 | scsi_in(cmnd), DMA_FROM_DEVICE); | 422 | DMA_FROM_DEVICE); |
385 | if (!cmdinfo->data_in_urb) | 423 | if (!cmdinfo->data_in_urb) |
386 | return SCSI_MLQUEUE_DEVICE_BUSY; | 424 | return SCSI_MLQUEUE_DEVICE_BUSY; |
387 | cmdinfo->state &= ~ALLOC_DATA_IN_URB; | 425 | cmdinfo->state &= ~ALLOC_DATA_IN_URB; |
@@ -398,8 +436,8 @@ static int uas_submit_urbs(struct scsi_cmnd *cmnd, | |||
398 | 436 | ||
399 | if (cmdinfo->state & ALLOC_DATA_OUT_URB) { | 437 | if (cmdinfo->state & ALLOC_DATA_OUT_URB) { |
400 | cmdinfo->data_out_urb = uas_alloc_data_urb(devinfo, gfp, | 438 | cmdinfo->data_out_urb = uas_alloc_data_urb(devinfo, gfp, |
401 | devinfo->data_out_pipe, cmdinfo->stream, | 439 | devinfo->data_out_pipe, cmnd, |
402 | scsi_out(cmnd), DMA_TO_DEVICE); | 440 | DMA_TO_DEVICE); |
403 | if (!cmdinfo->data_out_urb) | 441 | if (!cmdinfo->data_out_urb) |
404 | return SCSI_MLQUEUE_DEVICE_BUSY; | 442 | return SCSI_MLQUEUE_DEVICE_BUSY; |
405 | cmdinfo->state &= ~ALLOC_DATA_OUT_URB; | 443 | cmdinfo->state &= ~ALLOC_DATA_OUT_URB; |
@@ -444,13 +482,13 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, | |||
444 | 482 | ||
445 | BUILD_BUG_ON(sizeof(struct uas_cmd_info) > sizeof(struct scsi_pointer)); | 483 | BUILD_BUG_ON(sizeof(struct uas_cmd_info) > sizeof(struct scsi_pointer)); |
446 | 484 | ||
447 | if (!cmdinfo->status_urb && sdev->current_cmnd) | 485 | if (devinfo->cmnd) |
448 | return SCSI_MLQUEUE_DEVICE_BUSY; | 486 | return SCSI_MLQUEUE_DEVICE_BUSY; |
449 | 487 | ||
450 | if (blk_rq_tagged(cmnd->request)) { | 488 | if (blk_rq_tagged(cmnd->request)) { |
451 | cmdinfo->stream = cmnd->request->tag + 1; | 489 | cmdinfo->stream = cmnd->request->tag + 2; |
452 | } else { | 490 | } else { |
453 | sdev->current_cmnd = cmnd; | 491 | devinfo->cmnd = cmnd; |
454 | cmdinfo->stream = 1; | 492 | cmdinfo->stream = 1; |
455 | } | 493 | } |
456 | 494 | ||
@@ -472,7 +510,8 @@ static int uas_queuecommand_lck(struct scsi_cmnd *cmnd, | |||
472 | } | 510 | } |
473 | 511 | ||
474 | if (!devinfo->use_streams) { | 512 | if (!devinfo->use_streams) { |
475 | cmdinfo->state &= ~(SUBMIT_DATA_IN_URB | SUBMIT_DATA_OUT_URB); | 513 | cmdinfo->state &= ~(SUBMIT_DATA_IN_URB | SUBMIT_DATA_OUT_URB | |
514 | ALLOC_STATUS_URB | SUBMIT_STATUS_URB); | ||
476 | cmdinfo->stream = 0; | 515 | cmdinfo->stream = 0; |
477 | } | 516 | } |
478 | 517 | ||
@@ -551,7 +590,7 @@ static int uas_slave_configure(struct scsi_device *sdev) | |||
551 | { | 590 | { |
552 | struct uas_dev_info *devinfo = sdev->hostdata; | 591 | struct uas_dev_info *devinfo = sdev->hostdata; |
553 | scsi_set_tag_type(sdev, MSG_ORDERED_TAG); | 592 | scsi_set_tag_type(sdev, MSG_ORDERED_TAG); |
554 | scsi_activate_tcq(sdev, devinfo->qdepth - 1); | 593 | scsi_activate_tcq(sdev, devinfo->qdepth - 2); |
555 | return 0; | 594 | return 0; |
556 | } | 595 | } |
557 | 596 | ||
@@ -589,22 +628,34 @@ static int uas_is_interface(struct usb_host_interface *intf) | |||
589 | intf->desc.bInterfaceProtocol == USB_PR_UAS); | 628 | intf->desc.bInterfaceProtocol == USB_PR_UAS); |
590 | } | 629 | } |
591 | 630 | ||
631 | static int uas_isnt_supported(struct usb_device *udev) | ||
632 | { | ||
633 | struct usb_hcd *hcd = bus_to_hcd(udev->bus); | ||
634 | |||
635 | dev_warn(&udev->dev, "The driver for the USB controller %s does not " | ||
636 | "support scatter-gather which is\n", | ||
637 | hcd->driver->description); | ||
638 | dev_warn(&udev->dev, "required by the UAS driver. Please try an" | ||
639 | "alternative USB controller if you wish to use UAS.\n"); | ||
640 | return -ENODEV; | ||
641 | } | ||
642 | |||
592 | static int uas_switch_interface(struct usb_device *udev, | 643 | static int uas_switch_interface(struct usb_device *udev, |
593 | struct usb_interface *intf) | 644 | struct usb_interface *intf) |
594 | { | 645 | { |
595 | int i; | 646 | int i; |
596 | 647 | int sg_supported = udev->bus->sg_tablesize != 0; | |
597 | if (uas_is_interface(intf->cur_altsetting)) | ||
598 | return 0; | ||
599 | 648 | ||
600 | for (i = 0; i < intf->num_altsetting; i++) { | 649 | for (i = 0; i < intf->num_altsetting; i++) { |
601 | struct usb_host_interface *alt = &intf->altsetting[i]; | 650 | struct usb_host_interface *alt = &intf->altsetting[i]; |
602 | if (alt == intf->cur_altsetting) | 651 | |
603 | continue; | 652 | if (uas_is_interface(alt)) { |
604 | if (uas_is_interface(alt)) | 653 | if (!sg_supported) |
654 | return uas_isnt_supported(udev); | ||
605 | return usb_set_interface(udev, | 655 | return usb_set_interface(udev, |
606 | alt->desc.bInterfaceNumber, | 656 | alt->desc.bInterfaceNumber, |
607 | alt->desc.bAlternateSetting); | 657 | alt->desc.bAlternateSetting); |
658 | } | ||
608 | } | 659 | } |
609 | 660 | ||
610 | return -ENODEV; | 661 | return -ENODEV; |
@@ -619,6 +670,7 @@ static void uas_configure_endpoints(struct uas_dev_info *devinfo) | |||
619 | unsigned i, n_endpoints = intf->cur_altsetting->desc.bNumEndpoints; | 670 | unsigned i, n_endpoints = intf->cur_altsetting->desc.bNumEndpoints; |
620 | 671 | ||
621 | devinfo->uas_sense_old = 0; | 672 | devinfo->uas_sense_old = 0; |
673 | devinfo->cmnd = NULL; | ||
622 | 674 | ||
623 | for (i = 0; i < n_endpoints; i++) { | 675 | for (i = 0; i < n_endpoints; i++) { |
624 | unsigned char *extra = endpoint[i].extra; | 676 | unsigned char *extra = endpoint[i].extra; |
@@ -670,6 +722,40 @@ static void uas_configure_endpoints(struct uas_dev_info *devinfo) | |||
670 | } | 722 | } |
671 | } | 723 | } |
672 | 724 | ||
725 | static int uas_alloc_status_urb(struct uas_dev_info *devinfo, | ||
726 | struct Scsi_Host *shost) | ||
727 | { | ||
728 | if (devinfo->use_streams) { | ||
729 | devinfo->status_urb = NULL; | ||
730 | return 0; | ||
731 | } | ||
732 | |||
733 | devinfo->status_urb = uas_alloc_sense_urb(devinfo, GFP_KERNEL, | ||
734 | shost, 0); | ||
735 | if (!devinfo->status_urb) | ||
736 | goto err_s_urb; | ||
737 | |||
738 | if (usb_submit_urb(devinfo->status_urb, GFP_KERNEL)) | ||
739 | goto err_submit_urb; | ||
740 | |||
741 | return 0; | ||
742 | err_submit_urb: | ||
743 | usb_free_urb(devinfo->status_urb); | ||
744 | err_s_urb: | ||
745 | return -ENOMEM; | ||
746 | } | ||
747 | |||
748 | static void uas_free_streams(struct uas_dev_info *devinfo) | ||
749 | { | ||
750 | struct usb_device *udev = devinfo->udev; | ||
751 | struct usb_host_endpoint *eps[3]; | ||
752 | |||
753 | eps[0] = usb_pipe_endpoint(udev, devinfo->status_pipe); | ||
754 | eps[1] = usb_pipe_endpoint(udev, devinfo->data_in_pipe); | ||
755 | eps[2] = usb_pipe_endpoint(udev, devinfo->data_out_pipe); | ||
756 | usb_free_streams(devinfo->intf, eps, 3, GFP_KERNEL); | ||
757 | } | ||
758 | |||
673 | /* | 759 | /* |
674 | * XXX: What I'd like to do here is register a SCSI host for each USB host in | 760 | * XXX: What I'd like to do here is register a SCSI host for each USB host in |
675 | * the system. Follow usb-storage's design of registering a SCSI host for | 761 | * the system. Follow usb-storage's design of registering a SCSI host for |
@@ -699,18 +785,33 @@ static int uas_probe(struct usb_interface *intf, const struct usb_device_id *id) | |||
699 | shost->max_id = 1; | 785 | shost->max_id = 1; |
700 | shost->sg_tablesize = udev->bus->sg_tablesize; | 786 | shost->sg_tablesize = udev->bus->sg_tablesize; |
701 | 787 | ||
702 | result = scsi_add_host(shost, &intf->dev); | 788 | devinfo->intf = intf; |
789 | devinfo->udev = udev; | ||
790 | uas_configure_endpoints(devinfo); | ||
791 | |||
792 | result = scsi_init_shared_tag_map(shost, devinfo->qdepth - 2); | ||
703 | if (result) | 793 | if (result) |
704 | goto free; | 794 | goto free; |
795 | |||
796 | result = scsi_add_host(shost, &intf->dev); | ||
797 | if (result) | ||
798 | goto deconfig_eps; | ||
799 | |||
705 | shost->hostdata[0] = (unsigned long)devinfo; | 800 | shost->hostdata[0] = (unsigned long)devinfo; |
706 | 801 | ||
707 | devinfo->intf = intf; | 802 | result = uas_alloc_status_urb(devinfo, shost); |
708 | devinfo->udev = udev; | 803 | if (result) |
709 | uas_configure_endpoints(devinfo); | 804 | goto err_alloc_status; |
710 | 805 | ||
711 | scsi_scan_host(shost); | 806 | scsi_scan_host(shost); |
712 | usb_set_intfdata(intf, shost); | 807 | usb_set_intfdata(intf, shost); |
713 | return result; | 808 | return result; |
809 | |||
810 | err_alloc_status: | ||
811 | scsi_remove_host(shost); | ||
812 | shost = NULL; | ||
813 | deconfig_eps: | ||
814 | uas_free_streams(devinfo); | ||
714 | free: | 815 | free: |
715 | kfree(devinfo); | 816 | kfree(devinfo); |
716 | if (shost) | 817 | if (shost) |
@@ -732,18 +833,13 @@ static int uas_post_reset(struct usb_interface *intf) | |||
732 | 833 | ||
733 | static void uas_disconnect(struct usb_interface *intf) | 834 | static void uas_disconnect(struct usb_interface *intf) |
734 | { | 835 | { |
735 | struct usb_device *udev = interface_to_usbdev(intf); | ||
736 | struct usb_host_endpoint *eps[3]; | ||
737 | struct Scsi_Host *shost = usb_get_intfdata(intf); | 836 | struct Scsi_Host *shost = usb_get_intfdata(intf); |
738 | struct uas_dev_info *devinfo = (void *)shost->hostdata[0]; | 837 | struct uas_dev_info *devinfo = (void *)shost->hostdata[0]; |
739 | 838 | ||
740 | scsi_remove_host(shost); | 839 | scsi_remove_host(shost); |
741 | 840 | usb_kill_urb(devinfo->status_urb); | |
742 | eps[0] = usb_pipe_endpoint(udev, devinfo->status_pipe); | 841 | usb_free_urb(devinfo->status_urb); |
743 | eps[1] = usb_pipe_endpoint(udev, devinfo->data_in_pipe); | 842 | uas_free_streams(devinfo); |
744 | eps[2] = usb_pipe_endpoint(udev, devinfo->data_out_pipe); | ||
745 | usb_free_streams(intf, eps, 3, GFP_KERNEL); | ||
746 | |||
747 | kfree(devinfo); | 843 | kfree(devinfo); |
748 | } | 844 | } |
749 | 845 | ||
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c index 3dd7da9fd504..c18538e4a6db 100644 --- a/drivers/usb/storage/usb.c +++ b/drivers/usb/storage/usb.c | |||
@@ -125,6 +125,9 @@ static struct us_unusual_dev us_unusual_dev_list[] = { | |||
125 | { } /* Terminating entry */ | 125 | { } /* Terminating entry */ |
126 | }; | 126 | }; |
127 | 127 | ||
128 | static struct us_unusual_dev for_dynamic_ids = | ||
129 | USUAL_DEV(USB_SC_SCSI, USB_PR_BULK, 0); | ||
130 | |||
128 | #undef UNUSUAL_DEV | 131 | #undef UNUSUAL_DEV |
129 | #undef COMPLIANT_DEV | 132 | #undef COMPLIANT_DEV |
130 | #undef USUAL_DEV | 133 | #undef USUAL_DEV |
@@ -788,15 +791,19 @@ static void quiesce_and_remove_host(struct us_data *us) | |||
788 | struct Scsi_Host *host = us_to_host(us); | 791 | struct Scsi_Host *host = us_to_host(us); |
789 | 792 | ||
790 | /* If the device is really gone, cut short reset delays */ | 793 | /* If the device is really gone, cut short reset delays */ |
791 | if (us->pusb_dev->state == USB_STATE_NOTATTACHED) | 794 | if (us->pusb_dev->state == USB_STATE_NOTATTACHED) { |
792 | set_bit(US_FLIDX_DISCONNECTING, &us->dflags); | 795 | set_bit(US_FLIDX_DISCONNECTING, &us->dflags); |
796 | wake_up(&us->delay_wait); | ||
797 | } | ||
793 | 798 | ||
794 | /* Prevent SCSI-scanning (if it hasn't started yet) | 799 | /* Prevent SCSI scanning (if it hasn't started yet) |
795 | * and wait for the SCSI-scanning thread to stop. | 800 | * or wait for the SCSI-scanning routine to stop. |
796 | */ | 801 | */ |
797 | set_bit(US_FLIDX_DONT_SCAN, &us->dflags); | 802 | cancel_delayed_work_sync(&us->scan_dwork); |
798 | wake_up(&us->delay_wait); | 803 | |
799 | wait_for_completion(&us->scanning_done); | 804 | /* Balance autopm calls if scanning was cancelled */ |
805 | if (test_bit(US_FLIDX_SCAN_PENDING, &us->dflags)) | ||
806 | usb_autopm_put_interface_no_suspend(us->pusb_intf); | ||
800 | 807 | ||
801 | /* Removing the host will perform an orderly shutdown: caches | 808 | /* Removing the host will perform an orderly shutdown: caches |
802 | * synchronized, disks spun down, etc. | 809 | * synchronized, disks spun down, etc. |
@@ -823,53 +830,28 @@ static void release_everything(struct us_data *us) | |||
823 | scsi_host_put(us_to_host(us)); | 830 | scsi_host_put(us_to_host(us)); |
824 | } | 831 | } |
825 | 832 | ||
826 | /* Thread to carry out delayed SCSI-device scanning */ | 833 | /* Delayed-work routine to carry out SCSI-device scanning */ |
827 | static int usb_stor_scan_thread(void * __us) | 834 | static void usb_stor_scan_dwork(struct work_struct *work) |
828 | { | 835 | { |
829 | struct us_data *us = (struct us_data *)__us; | 836 | struct us_data *us = container_of(work, struct us_data, |
837 | scan_dwork.work); | ||
830 | struct device *dev = &us->pusb_intf->dev; | 838 | struct device *dev = &us->pusb_intf->dev; |
831 | 839 | ||
832 | dev_dbg(dev, "device found\n"); | 840 | dev_dbg(dev, "starting scan\n"); |
833 | |||
834 | set_freezable(); | ||
835 | 841 | ||
836 | /* | 842 | /* For bulk-only devices, determine the max LUN value */ |
837 | * Wait for the timeout to expire or for a disconnect | 843 | if (us->protocol == USB_PR_BULK && !(us->fflags & US_FL_SINGLE_LUN)) { |
838 | * | 844 | mutex_lock(&us->dev_mutex); |
839 | * We can't freeze in this thread or we risk causing khubd to | 845 | us->max_lun = usb_stor_Bulk_max_lun(us); |
840 | * fail to freeze, but we can't be non-freezable either. Nor can | 846 | mutex_unlock(&us->dev_mutex); |
841 | * khubd freeze while waiting for scanning to complete as it may | ||
842 | * hold the device lock, causing a hang when suspending devices. | ||
843 | * So instead of using wait_event_freezable(), explicitly test | ||
844 | * for (DONT_SCAN || freezing) in interruptible wait and proceed | ||
845 | * if any of DONT_SCAN, freezing or timeout has happened. | ||
846 | */ | ||
847 | if (delay_use > 0) { | ||
848 | dev_dbg(dev, "waiting for device to settle " | ||
849 | "before scanning\n"); | ||
850 | wait_event_interruptible_timeout(us->delay_wait, | ||
851 | test_bit(US_FLIDX_DONT_SCAN, &us->dflags) || | ||
852 | freezing(current), delay_use * HZ); | ||
853 | } | 847 | } |
848 | scsi_scan_host(us_to_host(us)); | ||
849 | dev_dbg(dev, "scan complete\n"); | ||
854 | 850 | ||
855 | /* If the device is still connected, perform the scanning */ | 851 | /* Should we unbind if no devices were detected? */ |
856 | if (!test_bit(US_FLIDX_DONT_SCAN, &us->dflags)) { | ||
857 | |||
858 | /* For bulk-only devices, determine the max LUN value */ | ||
859 | if (us->protocol == USB_PR_BULK && | ||
860 | !(us->fflags & US_FL_SINGLE_LUN)) { | ||
861 | mutex_lock(&us->dev_mutex); | ||
862 | us->max_lun = usb_stor_Bulk_max_lun(us); | ||
863 | mutex_unlock(&us->dev_mutex); | ||
864 | } | ||
865 | scsi_scan_host(us_to_host(us)); | ||
866 | dev_dbg(dev, "scan complete\n"); | ||
867 | |||
868 | /* Should we unbind if no devices were detected? */ | ||
869 | } | ||
870 | 852 | ||
871 | usb_autopm_put_interface(us->pusb_intf); | 853 | usb_autopm_put_interface(us->pusb_intf); |
872 | complete_and_exit(&us->scanning_done, 0); | 854 | clear_bit(US_FLIDX_SCAN_PENDING, &us->dflags); |
873 | } | 855 | } |
874 | 856 | ||
875 | static unsigned int usb_stor_sg_tablesize(struct usb_interface *intf) | 857 | static unsigned int usb_stor_sg_tablesize(struct usb_interface *intf) |
@@ -916,7 +898,7 @@ int usb_stor_probe1(struct us_data **pus, | |||
916 | init_completion(&us->cmnd_ready); | 898 | init_completion(&us->cmnd_ready); |
917 | init_completion(&(us->notify)); | 899 | init_completion(&(us->notify)); |
918 | init_waitqueue_head(&us->delay_wait); | 900 | init_waitqueue_head(&us->delay_wait); |
919 | init_completion(&us->scanning_done); | 901 | INIT_DELAYED_WORK(&us->scan_dwork, usb_stor_scan_dwork); |
920 | 902 | ||
921 | /* Associate the us_data structure with the USB device */ | 903 | /* Associate the us_data structure with the USB device */ |
922 | result = associate_dev(us, intf); | 904 | result = associate_dev(us, intf); |
@@ -947,7 +929,6 @@ EXPORT_SYMBOL_GPL(usb_stor_probe1); | |||
947 | /* Second part of general USB mass-storage probing */ | 929 | /* Second part of general USB mass-storage probing */ |
948 | int usb_stor_probe2(struct us_data *us) | 930 | int usb_stor_probe2(struct us_data *us) |
949 | { | 931 | { |
950 | struct task_struct *th; | ||
951 | int result; | 932 | int result; |
952 | struct device *dev = &us->pusb_intf->dev; | 933 | struct device *dev = &us->pusb_intf->dev; |
953 | 934 | ||
@@ -988,20 +969,14 @@ int usb_stor_probe2(struct us_data *us) | |||
988 | goto BadDevice; | 969 | goto BadDevice; |
989 | } | 970 | } |
990 | 971 | ||
991 | /* Start up the thread for delayed SCSI-device scanning */ | 972 | /* Submit the delayed_work for SCSI-device scanning */ |
992 | th = kthread_create(usb_stor_scan_thread, us, "usb-stor-scan"); | ||
993 | if (IS_ERR(th)) { | ||
994 | dev_warn(dev, | ||
995 | "Unable to start the device-scanning thread\n"); | ||
996 | complete(&us->scanning_done); | ||
997 | quiesce_and_remove_host(us); | ||
998 | result = PTR_ERR(th); | ||
999 | goto BadDevice; | ||
1000 | } | ||
1001 | |||
1002 | usb_autopm_get_interface_no_resume(us->pusb_intf); | 973 | usb_autopm_get_interface_no_resume(us->pusb_intf); |
1003 | wake_up_process(th); | 974 | set_bit(US_FLIDX_SCAN_PENDING, &us->dflags); |
1004 | 975 | ||
976 | if (delay_use > 0) | ||
977 | dev_dbg(dev, "waiting for device to settle before scanning\n"); | ||
978 | queue_delayed_work(system_freezable_wq, &us->scan_dwork, | ||
979 | delay_use * HZ); | ||
1005 | return 0; | 980 | return 0; |
1006 | 981 | ||
1007 | /* We come here if there are any problems */ | 982 | /* We come here if there are any problems */ |
@@ -1027,8 +1002,10 @@ EXPORT_SYMBOL_GPL(usb_stor_disconnect); | |||
1027 | static int storage_probe(struct usb_interface *intf, | 1002 | static int storage_probe(struct usb_interface *intf, |
1028 | const struct usb_device_id *id) | 1003 | const struct usb_device_id *id) |
1029 | { | 1004 | { |
1005 | struct us_unusual_dev *unusual_dev; | ||
1030 | struct us_data *us; | 1006 | struct us_data *us; |
1031 | int result; | 1007 | int result; |
1008 | int size; | ||
1032 | 1009 | ||
1033 | /* | 1010 | /* |
1034 | * If libusual is configured, let it decide whether a standard | 1011 | * If libusual is configured, let it decide whether a standard |
@@ -1047,8 +1024,19 @@ static int storage_probe(struct usb_interface *intf, | |||
1047 | * table, so we use the index of the id entry to find the | 1024 | * table, so we use the index of the id entry to find the |
1048 | * corresponding unusual_devs entry. | 1025 | * corresponding unusual_devs entry. |
1049 | */ | 1026 | */ |
1050 | result = usb_stor_probe1(&us, intf, id, | 1027 | |
1051 | (id - usb_storage_usb_ids) + us_unusual_dev_list); | 1028 | size = ARRAY_SIZE(us_unusual_dev_list); |
1029 | if (id >= usb_storage_usb_ids && id < usb_storage_usb_ids + size) { | ||
1030 | unusual_dev = (id - usb_storage_usb_ids) + us_unusual_dev_list; | ||
1031 | } else { | ||
1032 | unusual_dev = &for_dynamic_ids; | ||
1033 | |||
1034 | US_DEBUGP("%s %s 0x%04x 0x%04x\n", "Use Bulk-Only transport", | ||
1035 | "with the Transparent SCSI protocol for dynamic id:", | ||
1036 | id->idVendor, id->idProduct); | ||
1037 | } | ||
1038 | |||
1039 | result = usb_stor_probe1(&us, intf, id, unusual_dev); | ||
1052 | if (result) | 1040 | if (result) |
1053 | return result; | 1041 | return result; |
1054 | 1042 | ||
@@ -1074,7 +1062,6 @@ static struct usb_driver usb_storage_driver = { | |||
1074 | .id_table = usb_storage_usb_ids, | 1062 | .id_table = usb_storage_usb_ids, |
1075 | .supports_autosuspend = 1, | 1063 | .supports_autosuspend = 1, |
1076 | .soft_unbind = 1, | 1064 | .soft_unbind = 1, |
1077 | .no_dynamic_id = 1, | ||
1078 | }; | 1065 | }; |
1079 | 1066 | ||
1080 | static int __init usb_stor_init(void) | 1067 | static int __init usb_stor_init(void) |
diff --git a/drivers/usb/storage/usb.h b/drivers/usb/storage/usb.h index 7b0f2113632e..75f70f04f37b 100644 --- a/drivers/usb/storage/usb.h +++ b/drivers/usb/storage/usb.h | |||
@@ -47,6 +47,7 @@ | |||
47 | #include <linux/blkdev.h> | 47 | #include <linux/blkdev.h> |
48 | #include <linux/completion.h> | 48 | #include <linux/completion.h> |
49 | #include <linux/mutex.h> | 49 | #include <linux/mutex.h> |
50 | #include <linux/workqueue.h> | ||
50 | #include <scsi/scsi_host.h> | 51 | #include <scsi/scsi_host.h> |
51 | 52 | ||
52 | struct us_data; | 53 | struct us_data; |
@@ -72,7 +73,7 @@ struct us_unusual_dev { | |||
72 | #define US_FLIDX_DISCONNECTING 3 /* disconnect in progress */ | 73 | #define US_FLIDX_DISCONNECTING 3 /* disconnect in progress */ |
73 | #define US_FLIDX_RESETTING 4 /* device reset in progress */ | 74 | #define US_FLIDX_RESETTING 4 /* device reset in progress */ |
74 | #define US_FLIDX_TIMED_OUT 5 /* SCSI midlayer timed out */ | 75 | #define US_FLIDX_TIMED_OUT 5 /* SCSI midlayer timed out */ |
75 | #define US_FLIDX_DONT_SCAN 6 /* don't scan (disconnect) */ | 76 | #define US_FLIDX_SCAN_PENDING 6 /* scanning not yet done */ |
76 | #define US_FLIDX_REDO_READ10 7 /* redo READ(10) command */ | 77 | #define US_FLIDX_REDO_READ10 7 /* redo READ(10) command */ |
77 | #define US_FLIDX_READ10_WORKED 8 /* previous READ(10) succeeded */ | 78 | #define US_FLIDX_READ10_WORKED 8 /* previous READ(10) succeeded */ |
78 | 79 | ||
@@ -147,8 +148,8 @@ struct us_data { | |||
147 | /* mutual exclusion and synchronization structures */ | 148 | /* mutual exclusion and synchronization structures */ |
148 | struct completion cmnd_ready; /* to sleep thread on */ | 149 | struct completion cmnd_ready; /* to sleep thread on */ |
149 | struct completion notify; /* thread begin/end */ | 150 | struct completion notify; /* thread begin/end */ |
150 | wait_queue_head_t delay_wait; /* wait during scan, reset */ | 151 | wait_queue_head_t delay_wait; /* wait during reset */ |
151 | struct completion scanning_done; /* wait for scan thread */ | 152 | struct delayed_work scan_dwork; /* for async scanning */ |
152 | 153 | ||
153 | /* subdriver information */ | 154 | /* subdriver information */ |
154 | void *extra; /* Any extra data */ | 155 | void *extra; /* Any extra data */ |