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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 15:19:33 (GMT) |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-15 15:19:33 (GMT) |
commit | df3d80f5a5c74168be42788364d13cf6c83c7b9c (patch) | |
tree | 892a964c2fd28d028f2fb7471e8543d3f4006a58 /drivers/usb | |
parent | 3d06f7a5f74a813cee817c4b30b5e6f0398da0be (diff) | |
parent | c8e91b0a8fc8493e3bf3efcb3c8f866e9453cf1c (diff) | |
download | linux-df3d80f5a5c74168be42788364d13cf6c83c7b9c.tar.xz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (207 commits)
[SCSI] gdth: fix CONFIG_ISA build failure
[SCSI] esp_scsi: remove __dev{init,exit}
[SCSI] gdth: !use_sg cleanup and use of scsi accessors
[SCSI] gdth: Move members from SCp to gdth_cmndinfo, stage 2
[SCSI] gdth: Setup proper per-command private data
[SCSI] gdth: Remove gdth_ctr_tab[]
[SCSI] gdth: switch to modern scsi host registration
[SCSI] gdth: gdth_interrupt() gdth_get_status() & gdth_wait() fixes
[SCSI] gdth: clean up host private data
[SCSI] gdth: Remove virt hosts
[SCSI] gdth: Reorder scsi_host_template intitializers
[SCSI] gdth: kill gdth_{read,write}[bwl] wrappers
[SCSI] gdth: Remove 2.4.x support, in-kernel changelog
[SCSI] gdth: split out pci probing
[SCSI] gdth: split out eisa probing
[SCSI] gdth: split out isa probing
gdth: Make one abuse of scsi_cmnd less obvious
[SCSI] NCR5380: Use scsi_eh API for REQUEST_SENSE invocation
[SCSI] usb storage: use scsi_eh API in REQUEST_SENSE execution
[SCSI] scsi_error: Refactoring scsi_error to facilitate in synchronous REQUEST_SENSE
...
Diffstat (limited to 'drivers/usb')
-rw-r--r-- | drivers/usb/image/microtek.c | 32 | ||||
-rw-r--r-- | drivers/usb/storage/transport.c | 46 |
2 files changed, 18 insertions, 60 deletions
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 768b2c1..e7d982a 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -446,7 +446,8 @@ static void mts_data_done( struct urb* transfer ) MTS_INT_INIT(); if ( context->data_length != transfer->actual_length ) { - context->srb->resid = context->data_length - transfer->actual_length; + scsi_set_resid(context->srb, context->data_length - + transfer->actual_length); } else if ( unlikely(status) ) { context->srb->result = (status == -ENOENT ? DID_ABORT : DID_ERROR)<<16; } @@ -490,7 +491,8 @@ static void mts_command_done( struct urb *transfer ) context->data_pipe, context->data, context->data_length, - context->srb->use_sg > 1 ? mts_do_sg : mts_data_done); + scsi_sg_count(context->srb) > 1 ? + mts_do_sg : mts_data_done); } else { mts_get_status(transfer); } @@ -505,21 +507,23 @@ static void mts_do_sg (struct urb* transfer) int status = transfer->status; MTS_INT_INIT(); - MTS_DEBUG("Processing fragment %d of %d\n", context->fragment,context->srb->use_sg); + MTS_DEBUG("Processing fragment %d of %d\n", context->fragment, + scsi_sg_count(context->srb)); if (unlikely(status)) { context->srb->result = (status == -ENOENT ? DID_ABORT : DID_ERROR)<<16; mts_transfer_cleanup(transfer); } - sg = context->srb->request_buffer; + sg = scsi_sglist(context->srb); context->fragment++; mts_int_submit_urb(transfer, context->data_pipe, page_address(sg[context->fragment].page) + sg[context->fragment].offset, sg[context->fragment].length, - context->fragment + 1 == context->srb->use_sg ? mts_data_done : mts_do_sg); + context->fragment + 1 == scsi_sg_count(context->srb) ? + mts_data_done : mts_do_sg); return; } @@ -547,20 +551,12 @@ mts_build_transfer_context(struct scsi_cmnd *srb, struct mts_desc* desc) desc->context.srb = srb; desc->context.fragment = 0; - if (!srb->use_sg) { - if ( !srb->request_bufflen ){ - desc->context.data = NULL; - desc->context.data_length = 0; - return; - } else { - desc->context.data = srb->request_buffer; - desc->context.data_length = srb->request_bufflen; - MTS_DEBUG("length = %d or %d\n", - srb->request_bufflen, srb->bufflen); - } + if (!scsi_bufflen(srb)) { + desc->context.data = NULL; + desc->context.data_length = 0; + return; } else { - MTS_DEBUG("Using scatter/gather\n"); - sg = srb->request_buffer; + sg = scsi_sglist(srb); desc->context.data = page_address(sg[0].page) + sg[0].offset; desc->context.data_length = sg[0].length; } diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 323293a..c646750 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -50,7 +50,7 @@ #include <linux/slab.h> #include <scsi/scsi.h> -#include <scsi/scsi_cmnd.h> +#include <scsi/scsi_eh.h> #include <scsi/scsi_device.h> #include "usb.h" @@ -580,25 +580,11 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) /* Now, if we need to do the auto-sense, let's do it */ if (need_auto_sense) { int temp_result; - void* old_request_buffer; - unsigned short old_sg; - unsigned old_request_bufflen; - unsigned char old_sc_data_direction; - unsigned char old_cmd_len; - unsigned char old_cmnd[MAX_COMMAND_SIZE]; - int old_resid; + struct scsi_eh_save ses; US_DEBUGP("Issuing auto-REQUEST_SENSE\n"); - /* save the old command */ - memcpy(old_cmnd, srb->cmnd, MAX_COMMAND_SIZE); - old_cmd_len = srb->cmd_len; - - /* set the command and the LUN */ - memset(srb->cmnd, 0, MAX_COMMAND_SIZE); - srb->cmnd[0] = REQUEST_SENSE; - srb->cmnd[1] = old_cmnd[1] & 0xE0; - srb->cmnd[4] = 18; + scsi_eh_prep_cmnd(srb, &ses, NULL, 0, US_SENSE_SIZE); /* FIXME: we must do the protocol translation here */ if (us->subclass == US_SC_RBC || us->subclass == US_SC_SCSI) @@ -606,36 +592,12 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) else srb->cmd_len = 12; - /* set the transfer direction */ - old_sc_data_direction = srb->sc_data_direction; - srb->sc_data_direction = DMA_FROM_DEVICE; - - /* use the new buffer we have */ - old_request_buffer = srb->request_buffer; - srb->request_buffer = us->sensebuf; - - /* set the buffer length for transfer */ - old_request_bufflen = srb->request_bufflen; - srb->request_bufflen = US_SENSE_SIZE; - - /* set up for no scatter-gather use */ - old_sg = srb->use_sg; - srb->use_sg = 0; - /* issue the auto-sense command */ - old_resid = srb->resid; srb->resid = 0; temp_result = us->transport(us->srb, us); /* let's clean up right away */ - memcpy(srb->sense_buffer, us->sensebuf, US_SENSE_SIZE); - srb->resid = old_resid; - srb->request_buffer = old_request_buffer; - srb->request_bufflen = old_request_bufflen; - srb->use_sg = old_sg; - srb->sc_data_direction = old_sc_data_direction; - srb->cmd_len = old_cmd_len; - memcpy(srb->cmnd, old_cmnd, MAX_COMMAND_SIZE); + scsi_eh_restore_cmnd(srb, &ses); if (test_bit(US_FLIDX_TIMED_OUT, &us->flags)) { US_DEBUGP("-- auto-sense aborted\n"); |