Lines Matching refs:sdkp
116 static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
137 static void sd_set_flush_flag(struct scsi_disk *sdkp) in sd_set_flush_flag() argument
141 if (sdkp->WCE) { in sd_set_flush_flag()
143 if (sdkp->DPOFUA) in sd_set_flush_flag()
147 blk_queue_flush(sdkp->disk->queue, flush); in sd_set_flush_flag()
155 struct scsi_disk *sdkp = to_scsi_disk(dev); in cache_type_store() local
156 struct scsi_device *sdp = sdkp->device; in cache_type_store()
172 sdkp->cache_override = 1; in cache_type_store()
174 sdkp->cache_override = 0; in cache_type_store()
188 wce = (ct & 0x02) && !sdkp->write_prot ? 1 : 0; in cache_type_store()
190 if (sdkp->cache_override) { in cache_type_store()
191 sdkp->WCE = wce; in cache_type_store()
192 sdkp->RCD = rcd; in cache_type_store()
193 sd_set_flush_flag(sdkp); in cache_type_store()
211 sd_print_sense_hdr(sdkp, &sshdr); in cache_type_store()
214 revalidate_disk(sdkp->disk); in cache_type_store()
222 struct scsi_disk *sdkp = to_scsi_disk(dev); in manage_start_stop_show() local
223 struct scsi_device *sdp = sdkp->device; in manage_start_stop_show()
232 struct scsi_disk *sdkp = to_scsi_disk(dev); in manage_start_stop_store() local
233 struct scsi_device *sdp = sdkp->device; in manage_start_stop_store()
247 struct scsi_disk *sdkp = to_scsi_disk(dev); in allow_restart_show() local
249 return snprintf(buf, 40, "%d\n", sdkp->device->allow_restart); in allow_restart_show()
256 struct scsi_disk *sdkp = to_scsi_disk(dev); in allow_restart_store() local
257 struct scsi_device *sdp = sdkp->device; in allow_restart_store()
274 struct scsi_disk *sdkp = to_scsi_disk(dev); in cache_type_show() local
275 int ct = sdkp->RCD + 2*sdkp->WCE; in cache_type_show()
284 struct scsi_disk *sdkp = to_scsi_disk(dev); in FUA_show() local
286 return snprintf(buf, 20, "%u\n", sdkp->DPOFUA); in FUA_show()
294 struct scsi_disk *sdkp = to_scsi_disk(dev); in protection_type_show() local
296 return snprintf(buf, 20, "%u\n", sdkp->protection_type); in protection_type_show()
303 struct scsi_disk *sdkp = to_scsi_disk(dev); in protection_type_store() local
316 sdkp->protection_type = val; in protection_type_store()
326 struct scsi_disk *sdkp = to_scsi_disk(dev); in protection_mode_show() local
327 struct scsi_device *sdp = sdkp->device; in protection_mode_show()
330 dif = scsi_host_dif_capable(sdp->host, sdkp->protection_type); in protection_mode_show()
331 dix = scsi_host_dix_capable(sdp->host, sdkp->protection_type); in protection_mode_show()
348 struct scsi_disk *sdkp = to_scsi_disk(dev); in app_tag_own_show() local
350 return snprintf(buf, 20, "%u\n", sdkp->ATO); in app_tag_own_show()
358 struct scsi_disk *sdkp = to_scsi_disk(dev); in thin_provisioning_show() local
360 return snprintf(buf, 20, "%u\n", sdkp->lbpme); in thin_provisioning_show()
377 struct scsi_disk *sdkp = to_scsi_disk(dev); in provisioning_mode_show() local
379 return snprintf(buf, 20, "%s\n", lbp_mode[sdkp->provisioning_mode]); in provisioning_mode_show()
386 struct scsi_disk *sdkp = to_scsi_disk(dev); in provisioning_mode_store() local
387 struct scsi_device *sdp = sdkp->device; in provisioning_mode_store()
396 sd_config_discard(sdkp, SD_LBP_UNMAP); in provisioning_mode_store()
398 sd_config_discard(sdkp, SD_LBP_WS16); in provisioning_mode_store()
400 sd_config_discard(sdkp, SD_LBP_WS10); in provisioning_mode_store()
402 sd_config_discard(sdkp, SD_LBP_ZERO); in provisioning_mode_store()
404 sd_config_discard(sdkp, SD_LBP_DISABLE); in provisioning_mode_store()
416 struct scsi_disk *sdkp = to_scsi_disk(dev); in max_medium_access_timeouts_show() local
418 return snprintf(buf, 20, "%u\n", sdkp->max_medium_access_timeouts); in max_medium_access_timeouts_show()
426 struct scsi_disk *sdkp = to_scsi_disk(dev); in max_medium_access_timeouts_store() local
432 err = kstrtouint(buf, 10, &sdkp->max_medium_access_timeouts); in max_medium_access_timeouts_store()
442 struct scsi_disk *sdkp = to_scsi_disk(dev); in max_write_same_blocks_show() local
444 return snprintf(buf, 20, "%u\n", sdkp->max_ws_blocks); in max_write_same_blocks_show()
451 struct scsi_disk *sdkp = to_scsi_disk(dev); in max_write_same_blocks_store() local
452 struct scsi_device *sdp = sdkp->device; in max_write_same_blocks_store()
471 sdkp->max_ws_blocks = max; in max_write_same_blocks_store()
474 sd_config_write_same(sdkp); in max_write_same_blocks_store()
569 struct scsi_disk *sdkp = NULL; in scsi_disk_get() local
574 sdkp = scsi_disk(disk); in scsi_disk_get()
575 if (scsi_device_get(sdkp->device) == 0) in scsi_disk_get()
576 get_device(&sdkp->dev); in scsi_disk_get()
578 sdkp = NULL; in scsi_disk_get()
581 return sdkp; in scsi_disk_get()
584 static void scsi_disk_put(struct scsi_disk *sdkp) in scsi_disk_put() argument
586 struct scsi_device *sdev = sdkp->device; in scsi_disk_put()
589 put_device(&sdkp->dev); in scsi_disk_put()
632 static void sd_config_discard(struct scsi_disk *sdkp, unsigned int mode) in sd_config_discard() argument
634 struct request_queue *q = sdkp->disk->queue; in sd_config_discard()
635 unsigned int logical_block_size = sdkp->device->sector_size; in sd_config_discard()
639 q->limits.discard_alignment = sdkp->unmap_alignment * in sd_config_discard()
642 max(sdkp->physical_block_size, in sd_config_discard()
643 sdkp->unmap_granularity * logical_block_size); in sd_config_discard()
645 sdkp->provisioning_mode = mode; in sd_config_discard()
655 max_blocks = min_not_zero(sdkp->max_unmap_blocks, in sd_config_discard()
660 max_blocks = min_not_zero(sdkp->max_ws_blocks, in sd_config_discard()
662 q->limits.discard_zeroes_data = sdkp->lbprz; in sd_config_discard()
666 max_blocks = min_not_zero(sdkp->max_ws_blocks, in sd_config_discard()
668 q->limits.discard_zeroes_data = sdkp->lbprz; in sd_config_discard()
672 max_blocks = min_not_zero(sdkp->max_ws_blocks, in sd_config_discard()
694 struct scsi_disk *sdkp = scsi_disk(rq->rq_disk); in sd_setup_discard_cmnd() local
710 switch (sdkp->provisioning_mode) { in sd_setup_discard_cmnd()
733 len = sdkp->device->sector_size; in sd_setup_discard_cmnd()
740 if (sdkp->provisioning_mode == SD_LBP_WS10) in sd_setup_discard_cmnd()
745 len = sdkp->device->sector_size; in sd_setup_discard_cmnd()
777 static void sd_config_write_same(struct scsi_disk *sdkp) in sd_config_write_same() argument
779 struct request_queue *q = sdkp->disk->queue; in sd_config_write_same()
780 unsigned int logical_block_size = sdkp->device->sector_size; in sd_config_write_same()
782 if (sdkp->device->no_write_same) { in sd_config_write_same()
783 sdkp->max_ws_blocks = 0; in sd_config_write_same()
792 if (sdkp->max_ws_blocks > SD_MAX_WS10_BLOCKS) in sd_config_write_same()
793 sdkp->max_ws_blocks = min_not_zero(sdkp->max_ws_blocks, in sd_config_write_same()
795 else if (sdkp->ws16 || sdkp->ws10 || sdkp->device->no_report_opcodes) in sd_config_write_same()
796 sdkp->max_ws_blocks = min_not_zero(sdkp->max_ws_blocks, in sd_config_write_same()
799 sdkp->device->no_write_same = 1; in sd_config_write_same()
800 sdkp->max_ws_blocks = 0; in sd_config_write_same()
804 blk_queue_max_write_same_sectors(q, sdkp->max_ws_blocks * in sd_config_write_same()
819 struct scsi_disk *sdkp = scsi_disk(rq->rq_disk); in sd_setup_write_same_cmnd() local
826 if (sdkp->device->no_write_same) in sd_setup_write_same_cmnd()
836 if (sdkp->ws16 || sector > 0xffffffff || nr_sectors > 0xffff) { in sd_setup_write_same_cmnd()
888 struct scsi_disk *sdkp; in sd_setup_read_write_cmnd() local
900 sdkp = scsi_disk(disk); in sd_setup_read_write_cmnd()
1011 dif = scsi_host_dif_capable(SCpnt->device->host, sdkp->protection_type); in sd_setup_read_write_cmnd()
1018 if (protect && sdkp->protection_type == SD_DIF_TYPE2_PROTECTION) { in sd_setup_read_write_cmnd()
1166 struct scsi_disk *sdkp = scsi_disk_get(bdev->bd_disk); in sd_open() local
1170 if (!sdkp) in sd_open()
1173 SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_open\n")); in sd_open()
1175 sdev = sdkp->device; in sd_open()
1185 if (sdev->removable || sdkp->write_prot) in sd_open()
1192 if (sdev->removable && !sdkp->media_present && !(mode & FMODE_NDELAY)) in sd_open()
1200 if (sdkp->write_prot && (mode & FMODE_WRITE)) in sd_open()
1213 if ((atomic_inc_return(&sdkp->openers) == 1) && sdev->removable) { in sd_open()
1221 scsi_disk_put(sdkp); in sd_open()
1240 struct scsi_disk *sdkp = scsi_disk(disk); in sd_release() local
1241 struct scsi_device *sdev = sdkp->device; in sd_release()
1243 SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_release\n")); in sd_release()
1245 if (atomic_dec_return(&sdkp->openers) == 0 && sdev->removable) { in sd_release()
1255 scsi_disk_put(sdkp); in sd_release()
1260 struct scsi_disk *sdkp = scsi_disk(bdev->bd_disk); in sd_getgeo() local
1261 struct scsi_device *sdp = sdkp->device; in sd_getgeo()
1263 sector_t capacity = logical_to_sectors(sdp, sdkp->capacity); in sd_getgeo()
1301 struct scsi_disk *sdkp = scsi_disk(disk); in sd_ioctl() local
1302 struct scsi_device *sdp = sdkp->device; in sd_ioctl()
1306 SCSI_LOG_IOCTL(1, sd_printk(KERN_INFO, sdkp, "sd_ioctl: disk=%s, " in sd_ioctl()
1345 static void set_media_not_present(struct scsi_disk *sdkp) in set_media_not_present() argument
1347 if (sdkp->media_present) in set_media_not_present()
1348 sdkp->device->changed = 1; in set_media_not_present()
1350 if (sdkp->device->removable) { in set_media_not_present()
1351 sdkp->media_present = 0; in set_media_not_present()
1352 sdkp->capacity = 0; in set_media_not_present()
1356 static int media_not_present(struct scsi_disk *sdkp, in media_not_present() argument
1368 set_media_not_present(sdkp); in media_not_present()
1386 struct scsi_disk *sdkp = scsi_disk(disk); in sd_check_events() local
1387 struct scsi_device *sdp = sdkp->device; in sd_check_events()
1391 SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, "sd_check_events\n")); in sd_check_events()
1400 set_media_not_present(sdkp); in sd_check_events()
1423 set_media_not_present(sdkp); in sd_check_events()
1427 if (media_not_present(sdkp, sshdr)) in sd_check_events()
1434 if (!sdkp->media_present) in sd_check_events()
1436 sdkp->media_present = 1; in sd_check_events()
1450 static int sd_sync_cache(struct scsi_disk *sdkp) in sd_sync_cache() argument
1453 struct scsi_device *sdp = sdkp->device; in sd_sync_cache()
1477 sd_print_result(sdkp, "Synchronize Cache(10) failed", res); in sd_sync_cache()
1480 sd_print_sense_hdr(sdkp, &sshdr); in sd_sync_cache()
1508 struct scsi_disk *sdkp = dev_get_drvdata(dev); in sd_rescan() local
1510 revalidate_disk(sdkp->disk); in sd_rescan()
1567 struct scsi_disk *sdkp = scsi_disk(scmd->request->rq_disk); in sd_eh_action() local
1582 sdkp->medium_access_timed_out++; in sd_eh_action()
1589 if (sdkp->medium_access_timed_out >= sdkp->max_medium_access_timeouts) { in sd_eh_action()
1655 struct scsi_disk *sdkp = scsi_disk(SCpnt->request->rq_disk); in sd_done() local
1677 sdkp->medium_access_timed_out = 0; in sd_done()
1710 sd_config_discard(sdkp, SD_LBP_DISABLE); in sd_done()
1715 sd_config_discard(sdkp, SD_LBP_DISABLE); in sd_done()
1717 sdkp->device->no_write_same = 1; in sd_done()
1718 sd_config_write_same(sdkp); in sd_done()
1745 sd_spinup_disk(struct scsi_disk *sdkp) in sd_spinup_disk() argument
1765 the_result = scsi_execute_req(sdkp->device, cmd, in sd_spinup_disk()
1775 if (media_not_present(sdkp, &sshdr)) in sd_spinup_disk()
1790 sd_print_result(sdkp, "Test Unit Ready failed", in sd_spinup_disk()
1799 if (sdkp->device->no_start_on_add) in sd_spinup_disk()
1813 sd_printk(KERN_NOTICE, sdkp, "Spinning up disk..."); in sd_spinup_disk()
1818 if (sdkp->device->start_stop_pwr_cond) in sd_spinup_disk()
1820 scsi_execute_req(sdkp->device, cmd, DMA_NONE, in sd_spinup_disk()
1849 sd_printk(KERN_NOTICE, sdkp, "Unit Not Ready\n"); in sd_spinup_disk()
1850 sd_print_sense_hdr(sdkp, &sshdr); in sd_spinup_disk()
1869 static int sd_read_protection_type(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_protection_type() argument
1871 struct scsi_device *sdp = sdkp->device; in sd_read_protection_type()
1885 if (sdkp->first_scan || type != sdkp->protection_type) in sd_read_protection_type()
1888 sd_printk(KERN_ERR, sdkp, "formatted with unsupported" \ in sd_read_protection_type()
1893 sd_printk(KERN_NOTICE, sdkp, in sd_read_protection_type()
1897 sd_printk(KERN_NOTICE, sdkp, in sd_read_protection_type()
1902 sdkp->protection_type = type; in sd_read_protection_type()
1907 static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp, in read_capacity_error() argument
1912 sd_print_sense_hdr(sdkp, sshdr); in read_capacity_error()
1914 sd_printk(KERN_NOTICE, sdkp, "Sense not available.\n"); in read_capacity_error()
1922 set_media_not_present(sdkp); in read_capacity_error()
1929 sdkp->capacity = 0; /* unknown mapped to zero - as usual */ in read_capacity_error()
1939 static int read_capacity_16(struct scsi_disk *sdkp, struct scsi_device *sdp, in read_capacity_16() argument
1965 if (media_not_present(sdkp, &sshdr)) in read_capacity_16()
1991 sd_print_result(sdkp, "Read Capacity(16) failed", the_result); in read_capacity_16()
1992 read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result); in read_capacity_16()
1999 if (sd_read_protection_type(sdkp, buffer) < 0) { in read_capacity_16()
2000 sdkp->capacity = 0; in read_capacity_16()
2004 if ((sizeof(sdkp->capacity) == 4) && (lba >= 0xffffffffULL)) { in read_capacity_16()
2005 sd_printk(KERN_ERR, sdkp, "Too big for this kernel. Use a " in read_capacity_16()
2008 sdkp->capacity = 0; in read_capacity_16()
2013 sdkp->physical_block_size = (1 << (buffer[13] & 0xf)) * sector_size; in read_capacity_16()
2018 if (alignment && sdkp->first_scan) in read_capacity_16()
2019 sd_printk(KERN_NOTICE, sdkp, in read_capacity_16()
2023 sdkp->lbpme = 1; in read_capacity_16()
2026 sdkp->lbprz = 1; in read_capacity_16()
2028 sd_config_discard(sdkp, SD_LBP_WS16); in read_capacity_16()
2031 sdkp->capacity = lba + 1; in read_capacity_16()
2035 static int read_capacity_10(struct scsi_disk *sdkp, struct scsi_device *sdp, in read_capacity_10() argument
2055 if (media_not_present(sdkp, &sshdr)) in read_capacity_10()
2073 sd_print_result(sdkp, "Read Capacity(10) failed", the_result); in read_capacity_10()
2074 read_capacity_error(sdkp, sdp, &sshdr, sense_valid, the_result); in read_capacity_10()
2085 sdkp->capacity = 0; in read_capacity_10()
2086 sdkp->physical_block_size = sector_size; in read_capacity_10()
2090 if ((sizeof(sdkp->capacity) == 4) && (lba == 0xffffffff)) { in read_capacity_10()
2091 sd_printk(KERN_ERR, sdkp, "Too big for this kernel. Use a " in read_capacity_10()
2094 sdkp->capacity = 0; in read_capacity_10()
2098 sdkp->capacity = lba + 1; in read_capacity_10()
2099 sdkp->physical_block_size = sector_size; in read_capacity_10()
2120 sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_capacity() argument
2123 struct scsi_device *sdp = sdkp->device; in sd_read_capacity()
2124 sector_t old_capacity = sdkp->capacity; in sd_read_capacity()
2127 sector_size = read_capacity_16(sdkp, sdp, buffer); in sd_read_capacity()
2133 sector_size = read_capacity_10(sdkp, sdp, buffer); in sd_read_capacity()
2137 sector_size = read_capacity_10(sdkp, sdp, buffer); in sd_read_capacity()
2142 if ((sizeof(sdkp->capacity) > 4) && in sd_read_capacity()
2143 (sdkp->capacity > 0xffffffffULL)) { in sd_read_capacity()
2145 sd_printk(KERN_NOTICE, sdkp, "Very big device. " in sd_read_capacity()
2147 sector_size = read_capacity_16(sdkp, sdp, buffer); in sd_read_capacity()
2149 sd_printk(KERN_NOTICE, sdkp, in sd_read_capacity()
2151 sdkp->capacity = 1 + (sector_t) 0xffffffff; in sd_read_capacity()
2169 (sdp->guess_capacity && (sdkp->capacity & 0x01))) { in sd_read_capacity()
2170 sd_printk(KERN_INFO, sdkp, "Adjusting the sector count " in sd_read_capacity()
2172 (unsigned long long) sdkp->capacity); in sd_read_capacity()
2173 --sdkp->capacity; in sd_read_capacity()
2179 sd_printk(KERN_NOTICE, sdkp, "Sector size 0 reported, " in sd_read_capacity()
2187 sd_printk(KERN_NOTICE, sdkp, "Unsupported sector size %d.\n", in sd_read_capacity()
2195 sdkp->capacity = 0; in sd_read_capacity()
2209 string_get_size(sdkp->capacity, sector_size, in sd_read_capacity()
2211 string_get_size(sdkp->capacity, sector_size, in sd_read_capacity()
2215 if (sdkp->first_scan || old_capacity != sdkp->capacity) { in sd_read_capacity()
2216 sd_printk(KERN_NOTICE, sdkp, in sd_read_capacity()
2218 (unsigned long long)sdkp->capacity, in sd_read_capacity()
2221 if (sdkp->physical_block_size != sector_size) in sd_read_capacity()
2222 sd_printk(KERN_NOTICE, sdkp, in sd_read_capacity()
2224 sdkp->physical_block_size); in sd_read_capacity()
2228 if (sdkp->capacity > 0xffffffff) { in sd_read_capacity()
2230 sdkp->max_xfer_blocks = SD_MAX_XFER_BLOCKS; in sd_read_capacity()
2232 sdkp->max_xfer_blocks = SD_DEF_XFER_BLOCKS; in sd_read_capacity()
2235 sdkp->physical_block_size); in sd_read_capacity()
2236 sdkp->device->sector_size = sector_size; in sd_read_capacity()
2255 sd_read_write_protect_flag(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_write_protect_flag() argument
2258 struct scsi_device *sdp = sdkp->device; in sd_read_write_protect_flag()
2260 int old_wp = sdkp->write_prot; in sd_read_write_protect_flag()
2262 set_disk_ro(sdkp->disk, 0); in sd_read_write_protect_flag()
2264 sd_first_printk(KERN_NOTICE, sdkp, "Assuming Write Enabled\n"); in sd_read_write_protect_flag()
2296 sd_first_printk(KERN_WARNING, sdkp, in sd_read_write_protect_flag()
2299 sdkp->write_prot = ((data.device_specific & 0x80) != 0); in sd_read_write_protect_flag()
2300 set_disk_ro(sdkp->disk, sdkp->write_prot); in sd_read_write_protect_flag()
2301 if (sdkp->first_scan || old_wp != sdkp->write_prot) { in sd_read_write_protect_flag()
2302 sd_printk(KERN_NOTICE, sdkp, "Write Protect is %s\n", in sd_read_write_protect_flag()
2303 sdkp->write_prot ? "on" : "off"); in sd_read_write_protect_flag()
2304 sd_printk(KERN_DEBUG, sdkp, in sd_read_write_protect_flag()
2316 sd_read_cache_type(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_cache_type() argument
2319 struct scsi_device *sdp = sdkp->device; in sd_read_cache_type()
2326 int old_wce = sdkp->WCE; in sd_read_cache_type()
2327 int old_rcd = sdkp->RCD; in sd_read_cache_type()
2328 int old_dpofua = sdkp->DPOFUA; in sd_read_cache_type()
2331 if (sdkp->cache_override) in sd_read_cache_type()
2364 sd_first_printk(KERN_ERR, sdkp, in sd_read_cache_type()
2378 sd_first_printk(KERN_NOTICE, sdkp, "Truncating mode parameter " in sd_read_cache_type()
2401 sd_first_printk(KERN_ERR, sdkp, in sd_read_cache_type()
2417 sd_first_printk(KERN_ERR, sdkp, in sd_read_cache_type()
2425 sd_first_printk(KERN_ERR, sdkp, "No Caching mode page found\n"); in sd_read_cache_type()
2430 sdkp->WCE = ((buffer[offset + 2] & 0x04) != 0); in sd_read_cache_type()
2431 sdkp->RCD = ((buffer[offset + 2] & 0x01) != 0); in sd_read_cache_type()
2433 sdkp->WCE = ((buffer[offset + 2] & 0x01) == 0); in sd_read_cache_type()
2434 sdkp->RCD = 0; in sd_read_cache_type()
2437 sdkp->DPOFUA = (data.device_specific & 0x10) != 0; in sd_read_cache_type()
2439 sd_first_printk(KERN_NOTICE, sdkp, "Disabling FUA\n"); in sd_read_cache_type()
2440 sdkp->DPOFUA = 0; in sd_read_cache_type()
2441 } else if (sdkp->DPOFUA && !sdkp->device->use_10_for_rw) { in sd_read_cache_type()
2442 sd_first_printk(KERN_NOTICE, sdkp, in sd_read_cache_type()
2444 sdkp->DPOFUA = 0; in sd_read_cache_type()
2448 if (sdkp->WCE && sdkp->write_prot) in sd_read_cache_type()
2449 sdkp->WCE = 0; in sd_read_cache_type()
2451 if (sdkp->first_scan || old_wce != sdkp->WCE || in sd_read_cache_type()
2452 old_rcd != sdkp->RCD || old_dpofua != sdkp->DPOFUA) in sd_read_cache_type()
2453 sd_printk(KERN_NOTICE, sdkp, in sd_read_cache_type()
2455 sdkp->WCE ? "enabled" : "disabled", in sd_read_cache_type()
2456 sdkp->RCD ? "disabled" : "enabled", in sd_read_cache_type()
2457 sdkp->DPOFUA ? "supports DPO and FUA" in sd_read_cache_type()
2468 sd_first_printk(KERN_NOTICE, sdkp, "Cache data unavailable\n"); in sd_read_cache_type()
2470 sd_first_printk(KERN_ERR, sdkp, in sd_read_cache_type()
2475 sd_first_printk(KERN_NOTICE, sdkp, in sd_read_cache_type()
2477 sdkp->WCE = 1; in sd_read_cache_type()
2479 sd_first_printk(KERN_ERR, sdkp, in sd_read_cache_type()
2481 sdkp->WCE = 0; in sd_read_cache_type()
2483 sdkp->RCD = 0; in sd_read_cache_type()
2484 sdkp->DPOFUA = 0; in sd_read_cache_type()
2491 static void sd_read_app_tag_own(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_app_tag_own() argument
2494 struct scsi_device *sdp = sdkp->device; in sd_read_app_tag_own()
2501 if (sdkp->protection_type == 0) in sd_read_app_tag_own()
2509 sd_first_printk(KERN_WARNING, sdkp, in sd_read_app_tag_own()
2513 sd_print_sense_hdr(sdkp, &sshdr); in sd_read_app_tag_own()
2521 sd_first_printk(KERN_ERR, sdkp, "ATO Got wrong page\n"); in sd_read_app_tag_own()
2528 sdkp->ATO = 1; in sd_read_app_tag_own()
2537 static void sd_read_block_limits(struct scsi_disk *sdkp) in sd_read_block_limits() argument
2539 unsigned int sector_sz = sdkp->device->sector_size; in sd_read_block_limits()
2546 scsi_get_vpd_page(sdkp->device, 0xb0, buffer, vpd_len)) in sd_read_block_limits()
2551 sdkp->max_xfer_blocks = max_xfer_length; in sd_read_block_limits()
2553 blk_queue_io_min(sdkp->disk->queue, in sd_read_block_limits()
2555 blk_queue_io_opt(sdkp->disk->queue, in sd_read_block_limits()
2561 sdkp->max_ws_blocks = (u32)get_unaligned_be64(&buffer[36]); in sd_read_block_limits()
2563 if (!sdkp->lbpme) in sd_read_block_limits()
2570 sdkp->max_unmap_blocks = lba_count; in sd_read_block_limits()
2572 sdkp->unmap_granularity = get_unaligned_be32(&buffer[28]); in sd_read_block_limits()
2575 sdkp->unmap_alignment = in sd_read_block_limits()
2578 if (!sdkp->lbpvpd) { /* LBP VPD page not provided */ in sd_read_block_limits()
2580 if (sdkp->max_unmap_blocks) in sd_read_block_limits()
2581 sd_config_discard(sdkp, SD_LBP_UNMAP); in sd_read_block_limits()
2583 sd_config_discard(sdkp, SD_LBP_WS16); in sd_read_block_limits()
2586 if (sdkp->lbpu && sdkp->max_unmap_blocks && !sdkp->lbprz) in sd_read_block_limits()
2587 sd_config_discard(sdkp, SD_LBP_UNMAP); in sd_read_block_limits()
2588 else if (sdkp->lbpws) in sd_read_block_limits()
2589 sd_config_discard(sdkp, SD_LBP_WS16); in sd_read_block_limits()
2590 else if (sdkp->lbpws10) in sd_read_block_limits()
2591 sd_config_discard(sdkp, SD_LBP_WS10); in sd_read_block_limits()
2592 else if (sdkp->lbpu && sdkp->max_unmap_blocks) in sd_read_block_limits()
2593 sd_config_discard(sdkp, SD_LBP_UNMAP); in sd_read_block_limits()
2595 sd_config_discard(sdkp, SD_LBP_DISABLE); in sd_read_block_limits()
2607 static void sd_read_block_characteristics(struct scsi_disk *sdkp) in sd_read_block_characteristics() argument
2617 scsi_get_vpd_page(sdkp->device, 0xb1, buffer, vpd_len)) in sd_read_block_characteristics()
2623 queue_flag_set_unlocked(QUEUE_FLAG_NONROT, sdkp->disk->queue); in sd_read_block_characteristics()
2624 queue_flag_clear_unlocked(QUEUE_FLAG_ADD_RANDOM, sdkp->disk->queue); in sd_read_block_characteristics()
2635 static void sd_read_block_provisioning(struct scsi_disk *sdkp) in sd_read_block_provisioning() argument
2640 if (sdkp->lbpme == 0) in sd_read_block_provisioning()
2645 if (!buffer || scsi_get_vpd_page(sdkp->device, 0xb2, buffer, vpd_len)) in sd_read_block_provisioning()
2648 sdkp->lbpvpd = 1; in sd_read_block_provisioning()
2649 sdkp->lbpu = (buffer[5] >> 7) & 1; /* UNMAP */ in sd_read_block_provisioning()
2650 sdkp->lbpws = (buffer[5] >> 6) & 1; /* WRITE SAME(16) with UNMAP */ in sd_read_block_provisioning()
2651 sdkp->lbpws10 = (buffer[5] >> 5) & 1; /* WRITE SAME(10) with UNMAP */ in sd_read_block_provisioning()
2657 static void sd_read_write_same(struct scsi_disk *sdkp, unsigned char *buffer) in sd_read_write_same() argument
2659 struct scsi_device *sdev = sdkp->device; in sd_read_write_same()
2682 sdkp->ws16 = 1; in sd_read_write_same()
2685 sdkp->ws10 = 1; in sd_read_write_same()
2712 struct scsi_disk *sdkp = scsi_disk(disk); in sd_revalidate_disk() local
2713 struct scsi_device *sdp = sdkp->device; in sd_revalidate_disk()
2717 SCSI_LOG_HLQUEUE(3, sd_printk(KERN_INFO, sdkp, in sd_revalidate_disk()
2729 sd_printk(KERN_WARNING, sdkp, "sd_revalidate_disk: Memory " in sd_revalidate_disk()
2734 sd_spinup_disk(sdkp); in sd_revalidate_disk()
2740 if (sdkp->media_present) { in sd_revalidate_disk()
2741 sd_read_capacity(sdkp, buffer); in sd_revalidate_disk()
2744 sd_read_block_provisioning(sdkp); in sd_revalidate_disk()
2745 sd_read_block_limits(sdkp); in sd_revalidate_disk()
2746 sd_read_block_characteristics(sdkp); in sd_revalidate_disk()
2749 sd_read_write_protect_flag(sdkp, buffer); in sd_revalidate_disk()
2750 sd_read_cache_type(sdkp, buffer); in sd_revalidate_disk()
2751 sd_read_app_tag_own(sdkp, buffer); in sd_revalidate_disk()
2752 sd_read_write_same(sdkp, buffer); in sd_revalidate_disk()
2755 sdkp->first_scan = 0; in sd_revalidate_disk()
2761 sd_set_flush_flag(sdkp); in sd_revalidate_disk()
2763 max_xfer = sdkp->max_xfer_blocks; in sd_revalidate_disk()
2766 sdkp->disk->queue->limits.max_sectors = in sd_revalidate_disk()
2767 min_not_zero(queue_max_hw_sectors(sdkp->disk->queue), max_xfer); in sd_revalidate_disk()
2769 set_capacity(disk, logical_to_sectors(sdp, sdkp->capacity)); in sd_revalidate_disk()
2770 sd_config_write_same(sdkp); in sd_revalidate_disk()
2848 struct scsi_disk *sdkp = data; in sd_probe_async() local
2854 sdp = sdkp->device; in sd_probe_async()
2855 gd = sdkp->disk; in sd_probe_async()
2856 index = sdkp->index; in sd_probe_async()
2864 gd->private_data = &sdkp->driver; in sd_probe_async()
2865 gd->queue = sdkp->device->request_queue; in sd_probe_async()
2869 sdkp->capacity = 0; in sd_probe_async()
2870 sdkp->media_present = 1; in sd_probe_async()
2871 sdkp->write_prot = 0; in sd_probe_async()
2872 sdkp->cache_override = 0; in sd_probe_async()
2873 sdkp->WCE = 0; in sd_probe_async()
2874 sdkp->RCD = 0; in sd_probe_async()
2875 sdkp->ATO = 0; in sd_probe_async()
2876 sdkp->first_scan = 1; in sd_probe_async()
2877 sdkp->max_medium_access_timeouts = SD_MAX_MEDIUM_TIMEOUTS; in sd_probe_async()
2890 if (sdkp->capacity) in sd_probe_async()
2891 sd_dif_config_host(sdkp); in sd_probe_async()
2895 sd_printk(KERN_NOTICE, sdkp, "Attached SCSI %sdisk\n", in sd_probe_async()
2898 put_device(&sdkp->dev); in sd_probe_async()
2922 struct scsi_disk *sdkp; in sd_probe() local
2936 sdkp = kzalloc(sizeof(*sdkp), GFP_KERNEL); in sd_probe()
2937 if (!sdkp) in sd_probe()
2964 sdkp->device = sdp; in sd_probe()
2965 sdkp->driver = &sd_template; in sd_probe()
2966 sdkp->disk = gd; in sd_probe()
2967 sdkp->index = index; in sd_probe()
2968 atomic_set(&sdkp->openers, 0); in sd_probe()
2969 atomic_set(&sdkp->device->ioerr_cnt, 0); in sd_probe()
2979 device_initialize(&sdkp->dev); in sd_probe()
2980 sdkp->dev.parent = dev; in sd_probe()
2981 sdkp->dev.class = &sd_disk_class; in sd_probe()
2982 dev_set_name(&sdkp->dev, "%s", dev_name(dev)); in sd_probe()
2984 if (device_add(&sdkp->dev)) in sd_probe()
2988 dev_set_drvdata(dev, sdkp); in sd_probe()
2990 get_device(&sdkp->dev); /* prevent release before async_schedule */ in sd_probe()
2991 async_schedule_domain(sd_probe_async, sdkp, &scsi_sd_probe_domain); in sd_probe()
3002 kfree(sdkp); in sd_probe()
3021 struct scsi_disk *sdkp; in sd_remove() local
3024 sdkp = dev_get_drvdata(dev); in sd_remove()
3025 devt = disk_devt(sdkp->disk); in sd_remove()
3026 scsi_autopm_get_device(sdkp->device); in sd_remove()
3030 device_del(&sdkp->dev); in sd_remove()
3031 del_gendisk(sdkp->disk); in sd_remove()
3039 put_device(&sdkp->dev); in sd_remove()
3056 struct scsi_disk *sdkp = to_scsi_disk(dev); in scsi_disk_release() local
3057 struct gendisk *disk = sdkp->disk; in scsi_disk_release()
3060 ida_remove(&sd_index_ida, sdkp->index); in scsi_disk_release()
3066 put_device(&sdkp->device->sdev_gendev); in scsi_disk_release()
3068 kfree(sdkp); in scsi_disk_release()
3071 static int sd_start_stop_device(struct scsi_disk *sdkp, int start) in sd_start_stop_device() argument
3075 struct scsi_device *sdp = sdkp->device; in sd_start_stop_device()
3090 sd_print_result(sdkp, "Start/Stop Unit failed", res); in sd_start_stop_device()
3092 sd_print_sense_hdr(sdkp, &sshdr); in sd_start_stop_device()
3113 struct scsi_disk *sdkp = dev_get_drvdata(dev); in sd_shutdown() local
3115 if (!sdkp) in sd_shutdown()
3121 if (sdkp->WCE && sdkp->media_present) { in sd_shutdown()
3122 sd_printk(KERN_NOTICE, sdkp, "Synchronizing SCSI cache\n"); in sd_shutdown()
3123 sd_sync_cache(sdkp); in sd_shutdown()
3126 if (system_state != SYSTEM_RESTART && sdkp->device->manage_start_stop) { in sd_shutdown()
3127 sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n"); in sd_shutdown()
3128 sd_start_stop_device(sdkp, 0); in sd_shutdown()
3134 struct scsi_disk *sdkp = dev_get_drvdata(dev); in sd_suspend_common() local
3137 if (!sdkp) /* E.g.: runtime suspend following sd_remove() */ in sd_suspend_common()
3140 if (sdkp->WCE && sdkp->media_present) { in sd_suspend_common()
3141 sd_printk(KERN_NOTICE, sdkp, "Synchronizing SCSI cache\n"); in sd_suspend_common()
3142 ret = sd_sync_cache(sdkp); in sd_suspend_common()
3151 if (sdkp->device->manage_start_stop) { in sd_suspend_common()
3152 sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n"); in sd_suspend_common()
3154 ret = sd_start_stop_device(sdkp, 0); in sd_suspend_common()
3175 struct scsi_disk *sdkp = dev_get_drvdata(dev); in sd_resume() local
3177 if (!sdkp) /* E.g.: runtime resume at the start of sd_probe() */ in sd_resume()
3180 if (!sdkp->device->manage_start_stop) in sd_resume()
3183 sd_printk(KERN_NOTICE, sdkp, "Starting disk\n"); in sd_resume()
3184 return sd_start_stop_device(sdkp, 1); in sd_resume()
3275 static void sd_print_sense_hdr(struct scsi_disk *sdkp, in sd_print_sense_hdr() argument
3278 scsi_print_sense_hdr(sdkp->device, in sd_print_sense_hdr()
3279 sdkp->disk ? sdkp->disk->disk_name : NULL, sshdr); in sd_print_sense_hdr()
3282 static void sd_print_result(const struct scsi_disk *sdkp, const char *msg, in sd_print_result() argument
3289 sd_printk(KERN_INFO, sdkp, in sd_print_result()
3294 sd_printk(KERN_INFO, sdkp, in sd_print_result()