diff options
author | Krishna Gudipati <kgudipat@brocade.com> | 2010-09-15 22:50:55 +0400 |
---|---|---|
committer | James Bottomley <James.Bottomley@suse.de> | 2010-09-17 06:54:24 +0400 |
commit | a36c61f9025b8924f99f54d518763bee7aa84085 (patch) | |
tree | e1d58c382ad31fe1ad3c5f6bccde1b9df1d9fd8c /drivers/scsi/bfa/bfa_cb_ioim_macros.h | |
parent | edaed859e63aac174fcc3fed81886b91bb124661 (diff) | |
download | linux-a36c61f9025b8924f99f54d518763bee7aa84085.tar.xz |
[SCSI] bfa: cleanup driver
We have flattened the BFA hierarchy and also reduced the number of
source and header files we used to have earlier.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/bfa/bfa_cb_ioim_macros.h')
-rw-r--r-- | drivers/scsi/bfa/bfa_cb_ioim_macros.h | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/drivers/scsi/bfa/bfa_cb_ioim_macros.h b/drivers/scsi/bfa/bfa_cb_ioim_macros.h deleted file mode 100644 index 3906ed926966..000000000000 --- a/drivers/scsi/bfa/bfa_cb_ioim_macros.h +++ /dev/null @@ -1,181 +0,0 @@ -/* - * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. - * All rights reserved - * www.brocade.com - * - * Linux driver for Brocade Fibre Channel Host Bus Adapter. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License (GPL) Version 2 as - * published by the Free Software Foundation - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - */ - -/** - * bfa_cb_ioim_macros.h BFA IOIM driver interface macros. - */ - -#ifndef __BFA_HCB_IOIM_MACROS_H__ -#define __BFA_HCB_IOIM_MACROS_H__ - -#include <bfa_os_inc.h> -/* - * #include <linux/dma-mapping.h> - * - * #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include - * <scsi/scsi_device.h> #include <scsi/scsi_host.h> - */ -#include "bfad_im_compat.h" - -/* - * task attribute values in FCP-2 FCP_CMND IU - */ -#define SIMPLE_Q 0 -#define HEAD_OF_Q 1 -#define ORDERED_Q 2 -#define ACA_Q 4 -#define UNTAGGED 5 - -static inline lun_t -bfad_int_to_lun(u32 luno) -{ - union { - u16 scsi_lun[4]; - lun_t bfa_lun; - } lun; - - lun.bfa_lun = 0; - lun.scsi_lun[0] = bfa_os_htons(luno); - - return lun.bfa_lun; -} - -/** - * Get LUN for the I/O request - */ -#define bfa_cb_ioim_get_lun(__dio) \ - bfad_int_to_lun(((struct scsi_cmnd *)__dio)->device->lun) - -/** - * Get CDB for the I/O request - */ -static inline u8 * -bfa_cb_ioim_get_cdb(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - - return (u8 *) cmnd->cmnd; -} - -/** - * Get I/O direction (read/write) for the I/O request - */ -static inline enum fcp_iodir -bfa_cb_ioim_get_iodir(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - enum dma_data_direction dmadir; - - dmadir = cmnd->sc_data_direction; - if (dmadir == DMA_TO_DEVICE) - return FCP_IODIR_WRITE; - else if (dmadir == DMA_FROM_DEVICE) - return FCP_IODIR_READ; - else - return FCP_IODIR_NONE; -} - -/** - * Get IO size in bytes for the I/O request - */ -static inline u32 -bfa_cb_ioim_get_size(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - - return scsi_bufflen(cmnd); -} - -/** - * Get timeout for the I/O request - */ -static inline u8 -bfa_cb_ioim_get_timeout(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - /* - * TBD: need a timeout for scsi passthru - */ - if (cmnd->device->host == NULL) - return 4; - - return 0; -} - -/** - * Get Command Reference Number for the I/O request. 0 if none. - */ -static inline u8 -bfa_cb_ioim_get_crn(struct bfad_ioim_s *dio) -{ - return 0; -} - -/** - * Get SAM-3 priority for the I/O request. 0 is default. - */ -static inline u8 -bfa_cb_ioim_get_priority(struct bfad_ioim_s *dio) -{ - return 0; -} - -/** - * Get task attributes for the I/O request. Default is FCP_TASK_ATTR_SIMPLE(0). - */ -static inline u8 -bfa_cb_ioim_get_taskattr(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - u8 task_attr = UNTAGGED; - - if (cmnd->device->tagged_supported) { - switch (cmnd->tag) { - case HEAD_OF_QUEUE_TAG: - task_attr = HEAD_OF_Q; - break; - case ORDERED_QUEUE_TAG: - task_attr = ORDERED_Q; - break; - default: - task_attr = SIMPLE_Q; - break; - } - } - - return task_attr; -} - -/** - * Get CDB length in bytes for the I/O request. Default is FCP_CMND_CDB_LEN(16). - */ -static inline u8 -bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio) -{ - struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio; - - return cmnd->cmd_len; -} - -/** - * Assign queue to be used for the I/O request. This value depends on whether - * the driver wants to use the queues via any specific algorithm. Currently, - * this is not supported. - */ -#define bfa_cb_ioim_get_reqq(__dio) BFA_FALSE - -#endif /* __BFA_HCB_IOIM_MACROS_H__ */ |