From 2c26348c4d090caeb308530ea893b37897e4a58d Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Thu, 4 Apr 2019 12:44:45 -0700 Subject: [PATCH] scsi: qla2xxx: Use get/put_unaligned where appropriate This patch makes the code easier to read but does not change any functionality. Cc: Himanshu Madhani Cc: Giridhar Malavali Signed-off-by: Bart Van Assche Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_bsg.c | 2 +- drivers/scsi/qla2xxx/qla_iocb.c | 21 +++++++++------------ drivers/scsi/qla2xxx/qla_nvme.c | 4 ++-- 3 files changed, 12 insertions(+), 15 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_bsg.c b/drivers/scsi/qla2xxx/qla_bsg.c index d1456a03661b..471d04a49a15 100644 --- a/drivers/scsi/qla2xxx/qla_bsg.c +++ b/drivers/scsi/qla2xxx/qla_bsg.c @@ -1043,7 +1043,7 @@ qla84xx_updatefw(struct bsg_job *bsg_job) } flag = bsg_request->rqst_data.h_vendor.vendor_cmd[1]; - fw_ver = le32_to_cpu(*((uint32_t *)((uint32_t *)fw_buf + 2))); + fw_ver = get_unaligned_le32((uint32_t *)fw_buf + 2); mn->entry_type = VERIFY_CHIP_IOCB_TYPE; mn->entry_count = 1; diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index 8d139f1d53e5..56278da41331 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -107,7 +107,7 @@ qla2x00_prep_cont_type0_iocb(struct scsi_qla_host *vha) cont_pkt = (cont_entry_t *)req->ring_ptr; /* Load packet defaults. */ - *((uint32_t *)(&cont_pkt->entry_type)) = cpu_to_le32(CONTINUE_TYPE); + put_unaligned_le32(CONTINUE_TYPE, &cont_pkt->entry_type); return (cont_pkt); } @@ -136,9 +136,8 @@ qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req) cont_pkt = (cont_a64_entry_t *)req->ring_ptr; /* Load packet defaults. */ - *((uint32_t *)(&cont_pkt->entry_type)) = IS_QLAFX00(vha->hw) ? - cpu_to_le32(CONTINUE_A64_TYPE_FX00) : - cpu_to_le32(CONTINUE_A64_TYPE); + put_unaligned_le32(IS_QLAFX00(vha->hw) ? CONTINUE_A64_TYPE_FX00 : + CONTINUE_A64_TYPE, &cont_pkt->entry_type); return (cont_pkt); } @@ -202,8 +201,7 @@ void qla2x00_build_scsi_iocbs_32(srb_t *sp, cmd_entry_t *cmd_pkt, cmd = GET_CMD_SP(sp); /* Update entry type to indicate Command Type 2 IOCB */ - *((uint32_t *)(&cmd_pkt->entry_type)) = - cpu_to_le32(COMMAND_TYPE); + put_unaligned_le32(COMMAND_TYPE, &cmd_pkt->entry_type); /* No data transfer */ if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { @@ -260,7 +258,7 @@ void qla2x00_build_scsi_iocbs_64(srb_t *sp, cmd_entry_t *cmd_pkt, cmd = GET_CMD_SP(sp); /* Update entry type to indicate Command Type 3 IOCB */ - *((uint32_t *)(&cmd_pkt->entry_type)) = cpu_to_le32(COMMAND_A64_TYPE); + put_unaligned_le32(COMMAND_A64_TYPE, &cmd_pkt->entry_type); /* No data transfer */ if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { @@ -596,7 +594,7 @@ qla24xx_build_scsi_type_6_iocbs(srb_t *sp, struct cmd_type_6 *cmd_pkt, cmd = GET_CMD_SP(sp); /* Update entry type to indicate Command Type 3 IOCB */ - *((uint32_t *)(&cmd_pkt->entry_type)) = cpu_to_le32(COMMAND_TYPE_6); + put_unaligned_le32(COMMAND_TYPE_6, &cmd_pkt->entry_type); /* No data transfer */ if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { @@ -711,7 +709,7 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt, cmd = GET_CMD_SP(sp); /* Update entry type to indicate Command Type 3 IOCB */ - *((uint32_t *)(&cmd_pkt->entry_type)) = cpu_to_le32(COMMAND_TYPE_7); + put_unaligned_le32(COMMAND_TYPE_7, &cmd_pkt->entry_type); /* No data transfer */ if (!scsi_bufflen(cmd) || cmd->sc_data_direction == DMA_NONE) { @@ -1427,7 +1425,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt, cmd = GET_CMD_SP(sp); /* Update entry type to indicate Command Type CRC_2 IOCB */ - *((uint32_t *)(&cmd_pkt->entry_type)) = cpu_to_le32(COMMAND_TYPE_CRC_2); + put_unaligned_le32(COMMAND_TYPE_CRC_2, &cmd_pkt->entry_type); vha = sp->vha; ha = vha->hw; @@ -3747,8 +3745,7 @@ qla25xx_build_bidir_iocb(srb_t *sp, struct scsi_qla_host *vha, struct bsg_job *bsg_job = sp->u.bsg_job; /*Update entry type to indicate bidir command */ - *((uint32_t *)(&cmd_pkt->entry_type)) = - cpu_to_le32(COMMAND_BIDIRECTIONAL); + put_unaligned_le32(COMMAND_BIDIRECTIONAL, &cmd_pkt->entry_type); /* Set the transfer direction, in this set both flags * Also set the BD_WRAP_BACK flag, firmware will take care diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index 3a6160ca9b4a..f084936e68f9 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -449,8 +449,8 @@ static inline int qla2x00_start_nvme_mq(srb_t *sp) req->ring_ptr++; } cont_pkt = (cont_a64_entry_t *)req->ring_ptr; - *((uint32_t *)(&cont_pkt->entry_type)) = - cpu_to_le32(CONTINUE_A64_TYPE); + put_unaligned_le32(CONTINUE_A64_TYPE, + &cont_pkt->entry_type); cur_dsd = (uint32_t *)cont_pkt->dseg_0_address; avail_dsds = 5; -- 2.30.2