forked from luck/tmp_suning_uos_patched
scsi: mpt3sas: Separate out mpt3sas_wait_for_ioc
No functional changes. This section of code "wait for IOC to be operational" is used in many places across the driver. Factor this code out into a new mpt3sas_wait_for_ioc(). Signed-off-by: Suganath Prabu <suganath-prabu.subramani@broadcom.com> Reviewed-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
parent
02abcbc25a
commit
f4305749ca
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@ -5077,6 +5077,41 @@ _base_send_ioc_reset(struct MPT3SAS_ADAPTER *ioc, u8 reset_type, int timeout)
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return r;
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}
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/**
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* mpt3sas_wait_for_ioc - IOC's operational state is checked here.
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* @ioc: per adapter object
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* @wait_count: timeout in seconds
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*
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* Return: Waits up to timeout seconds for the IOC to
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* become operational. Returns 0 if IOC is present
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* and operational; otherwise returns -EFAULT.
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*/
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int
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mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int timeout)
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{
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int wait_state_count = 0;
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u32 ioc_state;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == timeout) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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return -EFAULT;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "ioc is operational\n");
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return 0;
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}
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/**
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* _base_handshake_req_reply_wait - send request thru doorbell interface
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* @ioc: per adapter object
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@ -5211,11 +5246,9 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
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Mpi2SasIoUnitControlRequest_t *mpi_request)
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{
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u16 smid;
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u32 ioc_state;
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u8 issue_reset = 0;
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int rc;
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void *request;
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u16 wait_state_count;
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dinitprintk(ioc, ioc_info(ioc, "%s\n", __func__));
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@ -5227,20 +5260,9 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
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goto out;
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}
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto out;
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smid = mpt3sas_base_get_smid(ioc, ioc->base_cb_idx);
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if (!smid) {
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@ -5306,11 +5328,9 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
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Mpi2SepReply_t *mpi_reply, Mpi2SepRequest_t *mpi_request)
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{
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u16 smid;
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u32 ioc_state;
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u8 issue_reset = 0;
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int rc;
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void *request;
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u16 wait_state_count;
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dinitprintk(ioc, ioc_info(ioc, "%s\n", __func__));
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@ -5322,20 +5342,9 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
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goto out;
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}
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto out;
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smid = mpt3sas_base_get_smid(ioc, ioc->base_cb_idx);
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if (!smid) {
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@ -1491,6 +1491,7 @@ mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc);
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u8 mpt3sas_base_check_cmd_timeout(struct MPT3SAS_ADAPTER *ioc,
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u8 status, void *mpi_request, int sz);
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int mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int wait_count);
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/* scsih shared API */
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struct scsi_cmnd *mpt3sas_scsih_scsi_lookup_get(struct MPT3SAS_ADAPTER *ioc,
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@ -300,11 +300,9 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
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void *config_page, u16 config_page_sz)
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{
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u16 smid;
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u32 ioc_state;
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Mpi2ConfigRequest_t *config_request;
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int r;
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u8 retry_count, issue_host_reset = 0;
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u16 wait_state_count;
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struct config_request mem;
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u32 ioc_status = UINT_MAX;
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@ -361,23 +359,10 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
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ioc_info(ioc, "%s: attempting retry (%d)\n",
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__func__, retry_count);
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}
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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ioc->config_cmds.status = MPT3_CMD_NOT_USED;
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r = -EFAULT;
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goto free_mem;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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r = mpt3sas_wait_for_ioc(ioc, MPT3_CONFIG_PAGE_DEFAULT_TIMEOUT);
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if (r)
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goto free_mem;
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smid = mpt3sas_base_get_smid(ioc, ioc->config_cb_idx);
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if (!smid) {
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@ -641,7 +641,6 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
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MPI2DefaultReply_t *mpi_reply;
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Mpi26NVMeEncapsulatedRequest_t *nvme_encap_request = NULL;
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struct _pcie_device *pcie_device = NULL;
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u32 ioc_state;
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u16 smid;
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u8 timeout;
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u8 issue_reset;
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@ -654,7 +653,6 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
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dma_addr_t data_in_dma = 0;
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size_t data_in_sz = 0;
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long ret;
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u16 wait_state_count;
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u16 device_handle = MPT3SAS_INVALID_DEVICE_HANDLE;
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u8 tr_method = MPI26_SCSITASKMGMT_MSGFLAGS_PROTOCOL_LVL_RST_PCIE;
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@ -666,22 +664,9 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
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goto out;
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}
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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ret = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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ret = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (ret)
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goto out;
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mpi_request = kzalloc(ioc->request_sz, GFP_KERNEL);
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if (!mpi_request) {
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@ -296,7 +296,6 @@ _transport_expander_report_manufacture(struct MPT3SAS_ADAPTER *ioc,
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struct rep_manu_request *manufacture_request;
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int rc;
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u16 smid;
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u32 ioc_state;
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void *psge;
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u8 issue_reset = 0;
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void *data_out = NULL;
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@ -304,7 +303,6 @@ _transport_expander_report_manufacture(struct MPT3SAS_ADAPTER *ioc,
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dma_addr_t data_in_dma;
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size_t data_in_sz;
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size_t data_out_sz;
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u16 wait_state_count;
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if (ioc->shost_recovery || ioc->pci_error_recovery) {
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ioc_info(ioc, "%s: host reset in progress!\n", __func__);
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@ -320,22 +318,9 @@ _transport_expander_report_manufacture(struct MPT3SAS_ADAPTER *ioc,
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}
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ioc->transport_cmds.status = MPT3_CMD_PENDING;
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto out;
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smid = mpt3sas_base_get_smid(ioc, ioc->transport_cb_idx);
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if (!smid) {
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@ -1076,13 +1061,11 @@ _transport_get_expander_phy_error_log(struct MPT3SAS_ADAPTER *ioc,
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struct phy_error_log_reply *phy_error_log_reply;
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int rc;
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u16 smid;
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u32 ioc_state;
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void *psge;
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u8 issue_reset = 0;
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void *data_out = NULL;
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dma_addr_t data_out_dma;
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u32 sz;
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u16 wait_state_count;
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if (ioc->shost_recovery || ioc->pci_error_recovery) {
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ioc_info(ioc, "%s: host reset in progress!\n", __func__);
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@ -1098,22 +1081,9 @@ _transport_get_expander_phy_error_log(struct MPT3SAS_ADAPTER *ioc,
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}
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ioc->transport_cmds.status = MPT3_CMD_PENDING;
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto out;
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smid = mpt3sas_base_get_smid(ioc, ioc->transport_cb_idx);
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if (!smid) {
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@ -1381,13 +1351,11 @@ _transport_expander_phy_control(struct MPT3SAS_ADAPTER *ioc,
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struct phy_control_reply *phy_control_reply;
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int rc;
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u16 smid;
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u32 ioc_state;
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void *psge;
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u8 issue_reset = 0;
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void *data_out = NULL;
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dma_addr_t data_out_dma;
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u32 sz;
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u16 wait_state_count;
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if (ioc->shost_recovery || ioc->pci_error_recovery) {
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ioc_info(ioc, "%s: host reset in progress!\n", __func__);
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@ -1403,22 +1371,9 @@ _transport_expander_phy_control(struct MPT3SAS_ADAPTER *ioc,
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}
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ioc->transport_cmds.status = MPT3_CMD_PENDING;
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto out;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto out;
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smid = mpt3sas_base_get_smid(ioc, ioc->transport_cb_idx);
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if (!smid) {
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@ -1880,7 +1835,6 @@ _transport_smp_handler(struct bsg_job *job, struct Scsi_Host *shost,
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Mpi2SmpPassthroughReply_t *mpi_reply;
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int rc;
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u16 smid;
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u32 ioc_state;
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void *psge;
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dma_addr_t dma_addr_in;
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dma_addr_t dma_addr_out;
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@ -1888,7 +1842,6 @@ _transport_smp_handler(struct bsg_job *job, struct Scsi_Host *shost,
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void *addr_out = NULL;
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size_t dma_len_in;
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size_t dma_len_out;
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u16 wait_state_count;
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unsigned int reslen = 0;
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if (ioc->shost_recovery || ioc->pci_error_recovery) {
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@ -1924,22 +1877,9 @@ _transport_smp_handler(struct bsg_job *job, struct Scsi_Host *shost,
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if (rc)
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goto unmap_out;
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wait_state_count = 0;
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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while (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
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if (wait_state_count++ == IOC_OPERATIONAL_WAIT_COUNT) {
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ioc_err(ioc, "%s: failed due to ioc not operational\n",
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__func__);
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rc = -EFAULT;
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goto unmap_in;
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}
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ssleep(1);
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ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
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ioc_info(ioc, "%s: waiting for operational state(count=%d)\n",
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__func__, wait_state_count);
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}
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if (wait_state_count)
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ioc_info(ioc, "%s: ioc is operational\n", __func__);
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rc = mpt3sas_wait_for_ioc(ioc, IOC_OPERATIONAL_WAIT_COUNT);
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if (rc)
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goto unmap_in;
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smid = mpt3sas_base_get_smid(ioc, ioc->transport_cb_idx);
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if (!smid) {
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