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[PATCH] qla2xxx: remove /proc interface
Remove /proc support. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Bottomley
parent
83021920e7
commit
6721d2c809
@ -119,19 +119,6 @@ module_param(ql2xloginretrycount, int, S_IRUGO|S_IRUSR);
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MODULE_PARM_DESC(ql2xloginretrycount,
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"Specify an alternate value for the NVRAM login retry count.");
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/*
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* Proc structures and functions
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*/
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struct info_str {
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char *buffer;
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int length;
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off_t offset;
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int pos;
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};
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static void copy_mem_info(struct info_str *, char *, int);
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static int copy_info(struct info_str *, char *, ...);
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static void qla2x00_free_device(scsi_qla_host_t *);
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static void qla2x00_config_dma_addressing(scsi_qla_host_t *ha);
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@ -151,14 +138,9 @@ static int qla2xxx_eh_host_reset(struct scsi_cmnd *);
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static int qla2x00_loop_reset(scsi_qla_host_t *ha);
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static int qla2x00_device_reset(scsi_qla_host_t *, fc_port_t *);
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static int qla2x00_proc_info(struct Scsi_Host *, char *, char **,
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off_t, int, int);
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static struct scsi_host_template qla2x00_driver_template = {
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.module = THIS_MODULE,
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.name = "qla2xxx",
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.proc_name = "qla2xxx",
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.proc_info = qla2x00_proc_info,
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.queuecommand = qla2x00_queuecommand,
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.eh_abort_handler = qla2xxx_eh_abort,
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@ -1020,7 +1002,6 @@ qla2xxx_slave_alloc(struct scsi_device *sdev)
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found++;
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break;
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}
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}
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if (!found)
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return -ENXIO;
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@ -1484,241 +1465,6 @@ qla2x00_free_device(scsi_qla_host_t *ha)
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pci_disable_device(ha->pdev);
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}
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/*
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* The following support functions are adopted to handle
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* the re-entrant qla2x00_proc_info correctly.
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*/
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static void
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copy_mem_info(struct info_str *info, char *data, int len)
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{
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if (info->pos + len > info->offset + info->length)
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len = info->offset + info->length - info->pos;
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if (info->pos + len < info->offset) {
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info->pos += len;
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return;
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}
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if (info->pos < info->offset) {
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off_t partial;
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partial = info->offset - info->pos;
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data += partial;
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info->pos += partial;
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len -= partial;
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}
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if (len > 0) {
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memcpy(info->buffer, data, len);
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info->pos += len;
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info->buffer += len;
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}
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}
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static int
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copy_info(struct info_str *info, char *fmt, ...)
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{
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va_list args;
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char buf[256];
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int len;
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va_start(args, fmt);
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len = vsprintf(buf, fmt, args);
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va_end(args);
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copy_mem_info(info, buf, len);
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return (len);
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}
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/*************************************************************************
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* qla2x00_proc_info
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*
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* Description:
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* Return information to handle /proc support for the driver.
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*
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* inout : decides the direction of the dataflow and the meaning of the
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* variables
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* buffer: If inout==0 data is being written to it else read from it
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* (ptr to a page buffer)
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* *start: If inout==0 start of the valid data in the buffer
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* offset: If inout==0 starting offset from the beginning of all
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* possible data to return.
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* length: If inout==0 max number of bytes to be written into the buffer
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* else number of bytes in "buffer"
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* Returns:
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* < 0: error. errno value.
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* >= 0: sizeof data returned.
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*************************************************************************/
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int
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qla2x00_proc_info(struct Scsi_Host *shost, char *buffer,
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char **start, off_t offset, int length, int inout)
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{
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struct info_str info;
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int retval = -EINVAL;
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uint32_t tmp_sn;
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uint32_t *flags;
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uint8_t *loop_state;
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scsi_qla_host_t *ha;
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char fw_info[30];
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DEBUG3(printk(KERN_INFO
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"Entering proc_info buff_in=%p, offset=0x%lx, length=0x%x\n",
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buffer, offset, length);)
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ha = (scsi_qla_host_t *) shost->hostdata;
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if (inout) {
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/* Has data been written to the file? */
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DEBUG3(printk(
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"%s: has data been written to the file. \n",
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__func__);)
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return -ENOSYS;
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}
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if (start) {
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*start = buffer;
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}
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info.buffer = buffer;
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info.length = length;
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info.offset = offset;
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info.pos = 0;
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/* start building the print buffer */
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copy_info(&info,
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"QLogic PCI to Fibre Channel Host Adapter for %s:\n"
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" Firmware version %s, ",
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ha->model_number, qla2x00_get_fw_version_str(ha, fw_info));
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copy_info(&info, "Driver version %s\n", qla2x00_version_str);
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tmp_sn = ((ha->serial0 & 0x1f) << 16) | (ha->serial2 << 8) |
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ha->serial1;
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copy_info(&info, "ISP: %s, Serial# %c%05d\n",
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ha->brd_info->isp_name, ('A' + tmp_sn/100000), (tmp_sn%100000));
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copy_info(&info,
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"Request Queue = 0x%llx, Response Queue = 0x%llx\n",
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(unsigned long long)ha->request_dma,
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(unsigned long long)ha->response_dma);
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copy_info(&info,
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"Request Queue count = %d, Response Queue count = %d\n",
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ha->request_q_length, ha->response_q_length);
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copy_info(&info,
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"Total number of active commands = %ld\n",
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ha->actthreads);
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copy_info(&info,
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"Total number of interrupts = %ld\n",
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(long)ha->total_isr_cnt);
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copy_info(&info,
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" Device queue depth = 0x%x\n",
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(ql2xmaxqdepth == 0) ? 16 : ql2xmaxqdepth);
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copy_info(&info,
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"Number of free request entries = %d\n", ha->req_q_cnt);
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copy_info(&info,
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"Number of mailbox timeouts = %ld\n", ha->total_mbx_timeout);
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copy_info(&info,
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"Number of ISP aborts = %ld\n", ha->total_isp_aborts);
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copy_info(&info,
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"Number of loop resyncs = %ld\n", ha->total_loop_resync);
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copy_info(&info,
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"Number of retries for empty slots = %ld\n",
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qla2x00_stats.outarray_full);
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flags = (uint32_t *) &ha->flags;
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if (atomic_read(&ha->loop_state) == LOOP_DOWN) {
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loop_state = "DOWN";
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} else if (atomic_read(&ha->loop_state) == LOOP_UP) {
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loop_state = "UP";
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} else if (atomic_read(&ha->loop_state) == LOOP_READY) {
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loop_state = "READY";
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} else if (atomic_read(&ha->loop_state) == LOOP_TIMEOUT) {
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loop_state = "TIMEOUT";
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} else if (atomic_read(&ha->loop_state) == LOOP_UPDATE) {
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loop_state = "UPDATE";
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} else {
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loop_state = "UNKNOWN";
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}
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copy_info(&info,
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"Host adapter:loop state = <%s>, flags = 0x%lx\n",
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loop_state , *flags);
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copy_info(&info, "Dpc flags = 0x%lx\n", ha->dpc_flags);
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copy_info(&info, "MBX flags = 0x%x\n", ha->mbx_flags);
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copy_info(&info, "Link down Timeout = %3.3d\n",
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ha->link_down_timeout);
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copy_info(&info, "Port down retry = %3.3d\n",
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ha->port_down_retry_count);
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copy_info(&info, "Login retry count = %3.3d\n",
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ha->login_retry_count);
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copy_info(&info,
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"Commands retried with dropped frame(s) = %d\n",
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ha->dropped_frame_error_cnt);
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copy_info(&info,
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"Product ID = %04x %04x %04x %04x\n", ha->product_id[0],
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ha->product_id[1], ha->product_id[2], ha->product_id[3]);
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copy_info(&info, "\n");
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/* 2.25 node/port display to proc */
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/* Display the node name for adapter */
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copy_info(&info, "\nSCSI Device Information:\n");
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copy_info(&info,
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"scsi-qla%d-adapter-node="
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"%02x%02x%02x%02x%02x%02x%02x%02x;\n",
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(int)ha->instance,
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ha->init_cb->node_name[0],
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ha->init_cb->node_name[1],
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ha->init_cb->node_name[2],
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ha->init_cb->node_name[3],
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ha->init_cb->node_name[4],
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ha->init_cb->node_name[5],
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ha->init_cb->node_name[6],
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ha->init_cb->node_name[7]);
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/* display the port name for adapter */
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copy_info(&info,
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"scsi-qla%d-adapter-port="
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"%02x%02x%02x%02x%02x%02x%02x%02x;\n",
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(int)ha->instance,
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ha->init_cb->port_name[0],
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ha->init_cb->port_name[1],
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ha->init_cb->port_name[2],
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ha->init_cb->port_name[3],
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ha->init_cb->port_name[4],
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ha->init_cb->port_name[5],
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ha->init_cb->port_name[6],
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ha->init_cb->port_name[7]);
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retval = info.pos > info.offset ? info.pos - info.offset : 0;
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DEBUG3(printk(KERN_INFO
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"Exiting proc_info: info.pos=%d, offset=0x%lx, "
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"length=0x%x\n", info.pos, offset, length);)
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return (retval);
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}
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/*
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* qla2x00_mark_device_lost Updates fcport state when device goes offline.
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*
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