qla2xxx: fix sparse warnings introduced by previous target mode t10-dif patch

Fix sparse warnings introduce by "qla2xxx: T10-Dif: add T10-PI support".

Signed-off-by: Quinn Tran <quinn.tran@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 1fa0104..de5d0ae 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -1648,16 +1648,16 @@ typedef struct {
  */
 struct crc_context {
        uint32_t handle;                /* System handle. */
-       uint32_t ref_tag;
-       uint16_t app_tag;
+       __le32 ref_tag;
+       __le16 app_tag;
        uint8_t ref_tag_mask[4];        /* Validation/Replacement Mask*/
        uint8_t app_tag_mask[2];        /* Validation/Replacement Mask*/
-       uint16_t guard_seed;            /* Initial Guard Seed */
-       uint16_t prot_opts;             /* Requested Data Protection Mode */
-       uint16_t blk_size;              /* Data size in bytes */
+       __le16 guard_seed;              /* Initial Guard Seed */
+       __le16 prot_opts;               /* Requested Data Protection Mode */
+       __le16 blk_size;                /* Data size in bytes */
        uint16_t runt_blk_guard;        /* Guard value for runt block (tape
                                         * only) */
-       uint32_t byte_count;            /* Total byte count/ total data
+       __le32 byte_count;              /* Total byte count/ total data
                                         * transfer count */
        union {
                struct {
@@ -1671,10 +1671,10 @@ struct crc_context {
                        uint32_t        reserved_6;
                } nobundling;
                struct {
-                       uint32_t        dif_byte_count; /* Total DIF byte
+                       __le32  dif_byte_count; /* Total DIF byte
                                                         * count */
                        uint16_t        reserved_1;
-                       uint16_t        dseg_count;     /* Data segment count */
+                       __le16  dseg_count;     /* Data segment count */
                        uint32_t        reserved_2;
                        uint32_t        data_address[2];
                        uint32_t        data_length;

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index b1d10f9..2619ed4 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1997,7 +1997,7 @@ qlt_set_t10dif_tags(struct se_cmd *se_cmd, struct crc_context *ctx)
         * have been immplemented by TCM, before AppTag is avail.
         * Look for modesense_handlers[]
         */
-       ctx->app_tag = __constant_cpu_to_le16(0);
+       ctx->app_tag = 0;
        ctx->app_tag_mask[0] = 0x0;
        ctx->app_tag_mask[1] = 0x0;
 
@@ -2079,6 +2079,7 @@ qlt_build_ctio_crc2_pkt(struct qla_tgt_prm *prm, scsi_qla_host_t *vha)
        struct se_cmd           *se_cmd = &cmd->se_cmd;
        uint32_t h;
        struct atio_from_isp *atio = &prm->cmd->atio;
+       uint16_t t16;
 
        sgc = 0;
        ha = vha->hw;
@@ -2175,8 +2176,13 @@ qlt_build_ctio_crc2_pkt(struct qla_tgt_prm *prm, scsi_qla_host_t *vha)
        pkt->initiator_id[1] = atio->u.isp24.fcp_hdr.s_id[1];
        pkt->initiator_id[2] = atio->u.isp24.fcp_hdr.s_id[0];
        pkt->exchange_addr   = atio->u.isp24.exchange_addr;
-       pkt->ox_id  = swab16(atio->u.isp24.fcp_hdr.ox_id);
-       pkt->flags |= (atio->u.isp24.attr << 9);
+
+       /* silence compile warning */
+       t16 = be16_to_cpu(atio->u.isp24.fcp_hdr.ox_id);
+       pkt->ox_id  = cpu_to_le16(t16);
+
+       t16 = (atio->u.isp24.attr << 9);
+       pkt->flags |= cpu_to_le16(t16);
        pkt->relative_offset = cpu_to_le32(prm->cmd->offset);
 
        /* Set transfer direction */
@@ -2251,8 +2257,7 @@ qlt_build_ctio_crc2_pkt(struct qla_tgt_prm *prm, scsi_qla_host_t *vha)
 
        if (bundling && prm->prot_seg_cnt) {
                /* Walks dif segments */
-               pkt->add_flags |=
-                       __constant_cpu_to_le16(CTIO_CRC2_AF_DIF_DSD_ENA);
+               pkt->add_flags |= CTIO_CRC2_AF_DIF_DSD_ENA;
 
                cur_dsd = (uint32_t *) &crc_ctx_pkt->u.bundling.dif_address;
                if (qla24xx_walk_and_build_prot_sglist(ha, NULL, cur_dsd,

diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h
index f873e10..fa5630b 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_target.h
+++ b/drivers/scsi/qla2xxx/qla_target.h
@@ -316,7 +316,7 @@ struct fcp_hdr {
        uint8_t  seq_id;
        uint8_t  df_ctl;
        uint16_t seq_cnt;
-       uint16_t ox_id;
+       __be16   ox_id;
        uint16_t rx_id;
        uint32_t parameter;
 } __packed;
@@ -441,7 +441,7 @@ struct ctio7_to_24xx {
        union {
                struct {
                        uint16_t reserved1;
-                       uint16_t flags;
+                       __le16 flags;
                        uint32_t residual;
                        uint16_t ox_id;
                        uint16_t scsi_status;
@@ -527,7 +527,7 @@ struct ctio_crc2_to_fw {
 
        uint32_t handle;                /* System handle. */
        uint16_t nport_handle;          /* N_PORT handle. */
-       uint16_t timeout;               /* Command timeout. */
+       __le16 timeout;         /* Command timeout. */
 
        uint16_t dseg_count;            /* Data segment count. */
        uint8_t  vp_index;
@@ -538,15 +538,15 @@ struct ctio_crc2_to_fw {
        uint8_t  reserved1;
        uint32_t exchange_addr;         /* rcv exchange address */
        uint16_t reserved2;
-       uint16_t flags;                 /* refer to CTIO7 flags values */
+       __le16 flags;                   /* refer to CTIO7 flags values */
        uint32_t residual;
-       uint16_t ox_id;
+       __le16 ox_id;
        uint16_t scsi_status;
-       uint32_t relative_offset;
+       __le32 relative_offset;
        uint32_t reserved5;
-       uint32_t transfer_length;               /* total fc transfer length */
+       __le32 transfer_length;         /* total fc transfer length */
        uint32_t reserved6;
-       uint32_t crc_context_address[2];/* Data segment address. */
+       __le32 crc_context_address[2];/* Data segment address. */
        uint16_t crc_context_len;       /* Data segment length. */
        uint16_t reserved_1;            /* MUST be set to 0. */
 } __packed;