Thanks for fix.
Acked-by: Jack Wang <jack_wang@xxxxxxxxx>
>
> From: Santosh Nayak <santoshprasadnayak@xxxxxxxxx>
>
> 1. Fix endian issue.
> 2. Fix the following warning :
> " drivers/scsi/pm8001/pm8001_hwi.c:2932:32: warning: comparison
> between 'enum sas_device_type' and 'enum sas_dev_type'".
> 3. Few code optimization.
>
> Signed-off-by: Santosh Nayak <santoshprasadnayak@xxxxxxxxx>
> ---
> drivers/scsi/pm8001/pm8001_chips.h | 4 +-
> drivers/scsi/pm8001/pm8001_hwi.c | 89
> ++++++++++++++++++-----------------
> drivers/scsi/pm8001/pm8001_hwi.h | 2 +-
> 3 files changed, 49 insertions(+), 46 deletions(-)
>
> diff --git a/drivers/scsi/pm8001/pm8001_chips.h
> b/drivers/scsi/pm8001/pm8001_chips.h
> index 4efa4d0..9241c78 100644
> --- a/drivers/scsi/pm8001/pm8001_chips.h
> +++ b/drivers/scsi/pm8001/pm8001_chips.h
> @@ -46,9 +46,9 @@ static inline u32 pm8001_read_32(void *virt_addr)
> return *((u32 *)virt_addr);
> }
>
> -static inline void pm8001_write_32(void *addr, u32 offset, u32 val)
> +static inline void pm8001_write_32(void *addr, u32 offset, __le32 val)
> {
> - *((u32 *)(addr + offset)) = val;
> + *((__le32 *)(addr + offset)) = val;
> }
>
> static inline u32 pm8001_cr32(struct pm8001_hba_info *pm8001_ha, u32 bar,
> diff --git a/drivers/scsi/pm8001/pm8001_hwi.c
> b/drivers/scsi/pm8001/pm8001_hwi.c
> index e12c4f6..ce9a524 100644
> --- a/drivers/scsi/pm8001/pm8001_hwi.c
> +++ b/drivers/scsi/pm8001/pm8001_hwi.c
> @@ -1212,7 +1212,7 @@ static int mpi_msg_free_get(struct
inbound_queue_table
> *circularQ,
> consumer_index = pm8001_read_32(circularQ->ci_virt);
> circularQ->consumer_index = cpu_to_le32(consumer_index);
> if (((circularQ->producer_idx + bcCount) % 256) =
> - circularQ->consumer_index) {
> + le32_to_cpu(circularQ->consumer_index)) {
> *messagePtr = NULL;
> return -1;
> }
> @@ -1321,7 +1321,8 @@ static u32 mpi_msg_consume(struct pm8001_hba_info
> *pm8001_ha,
> u32 header_tmp;
> do {
> /* If there are not-yet-delivered messages ... */
> - if (circularQ->producer_index != circularQ->consumer_idx) {
> + if (le32_to_cpu(circularQ->producer_index)
> + != circularQ->consumer_idx) {
> /*Get the pointer to the circular queue buffer
element*/
> msgHeader = (struct mpi_msg_hdr *)
> (circularQ->base_virt +
> @@ -1329,14 +1330,14 @@ static u32 mpi_msg_consume(struct pm8001_hba_info
> *pm8001_ha,
> /* read header */
> header_tmp = pm8001_read_32(msgHeader);
> msgHeader_tmp = cpu_to_le32(header_tmp);
> - if (0 != (msgHeader_tmp & 0x80000000)) {
> + if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000))
{
> if (OPC_OUB_SKIP_ENTRY !
> - (msgHeader_tmp & 0xfff)) {
> + (le32_to_cpu(msgHeader_tmp) &
0xfff)) {
> *messagePtr1
> ((u8 *)msgHeader) +
> sizeof(struct mpi_msg_hdr);
> - *pBC = (u8)((msgHeader_tmp >> 24) &
> - 0x1f);
> + *pBC =
(u8)((le32_to_cpu(msgHeader_tmp)
> + >> 24) & 0x1f);
> PM8001_IO_DBG(pm8001_ha,
> pm8001_printk(": CI=%d PI=%d
"
> "msgHeader=%x\n",
> @@ -1347,8 +1348,8 @@ static u32 mpi_msg_consume(struct pm8001_hba_info
> *pm8001_ha,
> } else {
> circularQ->consumer_idx
> (circularQ->consumer_idx +
> - ((msgHeader_tmp >> 24) &
0x1f))
> - % 256;
> + ((le32_to_cpu(msgHeader_tmp)
> + >> 24) & 0x1f)) % 256;
> msgHeader_tmp = 0;
> pm8001_write_32(msgHeader, 0, 0);
> /* update the CI of outbound queue
*/
> @@ -1360,7 +1361,8 @@ static u32 mpi_msg_consume(struct pm8001_hba_info
> *pm8001_ha,
> } else {
> circularQ->consumer_idx
> (circularQ->consumer_idx +
> - ((msgHeader_tmp >> 24) & 0x1f)) %
256;
> + ((le32_to_cpu(msgHeader_tmp) >> 24)
&
> + 0x1f)) % 256;
> msgHeader_tmp = 0;
> pm8001_write_32(msgHeader, 0, 0);
> /* update the CI of outbound queue */
> @@ -1376,7 +1378,8 @@ static u32 mpi_msg_consume(struct pm8001_hba_info
> *pm8001_ha,
> producer_index = pm8001_read_32(pi_virt);
> circularQ->producer_index =
cpu_to_le32(producer_index);
> }
> - } while (circularQ->producer_index != circularQ->consumer_idx);
> + } while (le32_to_cpu(circularQ->producer_index) !
> + circularQ->consumer_idx);
> /* while we don't have any more not-yet-delivered message */
> /* report empty */
> return MPI_IO_STATUS_BUSY;
> @@ -2857,7 +2860,7 @@ static void pm8001_hw_event_ack_req(struct
> pm8001_hba_info *pm8001_ha,
>
> memset((u8 *)&payload, 0, sizeof(payload));
> circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
> - payload.tag = 1;
> + payload.tag = cpu_to_le32(1);
> payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
> ((phyId & 0x0F) << 4) | (port_id & 0x0F));
> payload.param0 = cpu_to_le32(param0);
> @@ -2929,9 +2932,9 @@ hw_event_sas_phy_up(struct pm8001_hba_info
*pm8001_ha,
> void *piomb)
> phy->phy_type |= PORT_TYPE_SAS;
> phy->identify.device_type = deviceType;
> phy->phy_attached = 1;
> - if (phy->identify.device_type == SAS_END_DEV)
> + if (phy->identify.device_type == SAS_END_DEVICE)
> phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
> - else if (phy->identify.device_type != NO_DEVICE)
> + else if (phy->identify.device_type != SAS_PHY_UNUSED)
> phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
> phy->sas_phy.oob_mode = SAS_OOB_MODE;
> sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
> @@ -3075,7 +3078,7 @@ static int mpi_reg_resp(struct pm8001_hba_info
> *pm8001_ha, void *piomb)
> (struct dev_reg_resp *)(piomb + 4);
>
> htag = le32_to_cpu(registerRespPayload->tag);
> - ccb = &pm8001_ha->ccb_info[registerRespPayload->tag];
> + ccb = &pm8001_ha->ccb_info[htag];
> pm8001_dev = ccb->device;
> status = le32_to_cpu(registerRespPayload->status);
> device_id = le32_to_cpu(registerRespPayload->device_id);
> @@ -3149,7 +3152,7 @@ mpi_fw_flash_update_resp(struct pm8001_hba_info
> *pm8001_ha, void *piomb)
> struct fw_control_ex fw_control_context;
> struct fw_flash_Update_resp *ppayload
> (struct fw_flash_Update_resp *)(piomb + 4);
> - u32 tag = le32_to_cpu(ppayload->tag);
> + u32 tag = ppayload->tag;
> struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
> status = le32_to_cpu(ppayload->status);
> memcpy(&fw_control_context,
> @@ -3238,13 +3241,12 @@ mpi_task_abort_resp(struct pm8001_hba_info
*pm8001_ha,
> void *piomb)
>
> struct task_abort_resp *pPayload
> (struct task_abort_resp *)(piomb + 4);
> - ccb = &pm8001_ha->ccb_info[pPayload->tag];
> - t = ccb->task;
> -
>
> status = le32_to_cpu(pPayload->status);
> tag = le32_to_cpu(pPayload->tag);
> scp = le32_to_cpu(pPayload->scp);
> + ccb = &pm8001_ha->ccb_info[tag];
> + t = ccb->task;
> PM8001_IO_DBG(pm8001_ha,
> pm8001_printk(" status = 0x%x\n", status));
> if (t == NULL)
> @@ -3270,7 +3272,7 @@ mpi_task_abort_resp(struct pm8001_hba_info
*pm8001_ha,
> void *piomb)
> t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
> t->task_state_flags |= SAS_TASK_STATE_DONE;
> spin_unlock_irqrestore(&t->task_state_lock, flags);
> - pm8001_ccb_task_free(pm8001_ha, t, ccb, pPayload->tag);
> + pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
> mb();
> t->task_done(t);
> return 0;
> @@ -3497,7 +3499,7 @@ static int mpi_hw_event(struct pm8001_hba_info
> *pm8001_ha, void* piomb)
> static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void
*piomb)
> {
> u32 pHeader = (u32)*(u32 *)piomb;
> - u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
> + u8 opc = (u8)(pHeader & 0xFFF);
>
> PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:"));
>
> @@ -3664,7 +3666,7 @@ static int process_oq(struct pm8001_hba_info
*pm8001_ha)
> {
> struct outbound_queue_table *circularQ;
> void *pMsg1 = NULL;
> - u8 bc = 0;
> + u8 uninitialized_var(bc);
> u32 ret = MPI_IO_STATUS_FAIL;
>
> circularQ = &pm8001_ha->outbnd_q_tbl[0];
> @@ -3677,11 +3679,10 @@ static int process_oq(struct pm8001_hba_info
> *pm8001_ha)
> mpi_msg_free_set(pm8001_ha, pMsg1, circularQ, bc);
> }
> if (MPI_IO_STATUS_BUSY == ret) {
> - u32 producer_idx;
> /* Update the producer index from SPC */
> - producer_idx = pm8001_read_32(circularQ->pi_virt);
> - circularQ->producer_index =
cpu_to_le32(producer_idx);
> - if (circularQ->producer_index =
> + circularQ->producer_index
> +
cpu_to_le32(pm8001_read_32(circularQ->pi_virt));
> + if (le32_to_cpu(circularQ->producer_index) =
> circularQ->consumer_idx)
> /* OQ is empty */
> break;
> @@ -3712,9 +3713,9 @@ pm8001_chip_make_sg(struct scatterlist *scatter, int
nr,
> void *prd)
> }
> }
>
> -static void build_smp_cmd(u32 deviceID, u32 hTag, struct smp_req
*psmp_cmd)
> +static void build_smp_cmd(u32 deviceID, __le32 hTag, struct smp_req
> *psmp_cmd)
> {
> - psmp_cmd->tag = cpu_to_le32(hTag);
> + psmp_cmd->tag = hTag;
> psmp_cmd->device_id = cpu_to_le32(deviceID);
> psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
> }
> @@ -3798,7 +3799,7 @@ static int pm8001_chip_ssp_io_req(struct
> pm8001_hba_info *pm8001_ha,
> struct ssp_ini_io_start_req ssp_cmd;
> u32 tag = ccb->ccb_tag;
> int ret;
> - __le64 phys_addr;
> + u64 phys_addr;
> struct inbound_queue_table *circularQ;
> u32 opc = OPC_INB_SSPINIIOSTART;
> memset(&ssp_cmd, 0, sizeof(ssp_cmd));
> @@ -3819,15 +3820,15 @@ static int pm8001_chip_ssp_io_req(struct
> pm8001_hba_info *pm8001_ha,
> /* fill in PRD (scatter/gather) table, if any */
> if (task->num_scatter > 1) {
> pm8001_chip_make_sg(task->scatter, ccb->n_elem,
ccb->buf_prd);
> - phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
> - offsetof(struct pm8001_ccb_info,
buf_prd[0]));
> - ssp_cmd.addr_low = lower_32_bits(phys_addr);
> - ssp_cmd.addr_high = upper_32_bits(phys_addr);
> + phys_addr = ccb->ccb_dma_handle +
> + offsetof(struct pm8001_ccb_info,
buf_prd[0]);
> + ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(phys_addr));
> + ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(phys_addr));
> ssp_cmd.esgl = cpu_to_le32(1<<31);
> } else if (task->num_scatter == 1) {
> - __le64 dma_addr =
cpu_to_le64(sg_dma_address(task->scatter));
> - ssp_cmd.addr_low = lower_32_bits(dma_addr);
> - ssp_cmd.addr_high = upper_32_bits(dma_addr);
> + u64 dma_addr = sg_dma_address(task->scatter);
> + ssp_cmd.addr_low = cpu_to_le32(lower_32_bits(dma_addr));
> + ssp_cmd.addr_high = cpu_to_le32(upper_32_bits(dma_addr));
> ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
> ssp_cmd.esgl = 0;
> } else if (task->num_scatter == 0) {
> @@ -3850,7 +3851,7 @@ static int pm8001_chip_sata_req(struct
pm8001_hba_info
> *pm8001_ha,
> int ret;
> struct sata_start_req sata_cmd;
> u32 hdr_tag, ncg_tag = 0;
> - __le64 phys_addr;
> + u64 phys_addr;
> u32 ATAP = 0x0;
> u32 dir;
> struct inbound_queue_table *circularQ;
> @@ -3889,13 +3890,13 @@ static int pm8001_chip_sata_req(struct
> pm8001_hba_info *pm8001_ha,
> /* fill in PRD (scatter/gather) table, if any */
> if (task->num_scatter > 1) {
> pm8001_chip_make_sg(task->scatter, ccb->n_elem,
ccb->buf_prd);
> - phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
> - offsetof(struct pm8001_ccb_info,
buf_prd[0]));
> + phys_addr = ccb->ccb_dma_handle +
> + offsetof(struct pm8001_ccb_info,
buf_prd[0]);
> sata_cmd.addr_low = lower_32_bits(phys_addr);
> sata_cmd.addr_high = upper_32_bits(phys_addr);
> sata_cmd.esgl = cpu_to_le32(1 << 31);
> } else if (task->num_scatter == 1) {
> - __le64 dma_addr =
cpu_to_le64(sg_dma_address(task->scatter));
> + u64 dma_addr = sg_dma_address(task->scatter);
> sata_cmd.addr_low = lower_32_bits(dma_addr);
> sata_cmd.addr_high = upper_32_bits(dma_addr);
> sata_cmd.len = cpu_to_le32(task->total_xfer_len);
> @@ -4039,7 +4040,7 @@ static int pm8001_chip_dereg_dev_req(struct
> pm8001_hba_info *pm8001_ha,
>
> circularQ = &pm8001_ha->inbnd_q_tbl[0];
> memset(&payload, 0, sizeof(payload));
> - payload.tag = 1;
> + payload.tag = cpu_to_le32(1);
> payload.device_id = cpu_to_le32(device_id);
> PM8001_MSG_DBG(pm8001_ha,
> pm8001_printk("unregister device device_id = %d\n",
device_id));
> @@ -4063,7 +4064,7 @@ static int pm8001_chip_phy_ctl_req(struct
> pm8001_hba_info *pm8001_ha,
> u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
> memset(&payload, 0, sizeof(payload));
> circularQ = &pm8001_ha->inbnd_q_tbl[0];
> - payload.tag = 1;
> + payload.tag = cpu_to_le32(1);
> payload.phyop_phyid
> cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
> ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
> @@ -4360,8 +4361,10 @@ pm8001_chip_fw_flash_update_build(struct
> pm8001_hba_info *pm8001_ha,
> payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
> payload.total_image_len = cpu_to_le32(info->total_image_len);
> payload.len = info->sgl.im_len.len ;
> - payload.sgl_addr_lo = lower_32_bits(info->sgl.addr);
> - payload.sgl_addr_hi = upper_32_bits(info->sgl.addr);
> + payload.sgl_addr_lo
> + cpu_to_le32(lower_32_bits(le64_to_cpu(info->sgl.addr)));
> + payload.sgl_addr_hi
> + cpu_to_le32(upper_32_bits(le64_to_cpu(info->sgl.addr)));
> ret = mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
> return ret;
> }
> diff --git a/drivers/scsi/pm8001/pm8001_hwi.h
> b/drivers/scsi/pm8001/pm8001_hwi.h
> index 9091320..1a4611e 100644
> --- a/drivers/scsi/pm8001/pm8001_hwi.h
> +++ b/drivers/scsi/pm8001/pm8001_hwi.h
> @@ -625,7 +625,7 @@ struct set_nvm_data_req {
> __le32 tag;
> __le32 len_ir_vpdd;
> __le32 vpd_offset;
> - u32 reserved[8];
> + __le32 reserved[8];
> __le32 resp_addr_lo;
> __le32 resp_addr_hi;
> __le32 resp_len;
> --
> 1.7.4.4
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