.write = qla2x00_sysfs_write_reset,
};
+static ssize_t
+qla2x00_sysfs_write_edc(struct kobject *kobj,
+ struct bin_attribute *bin_attr,
+ char *buf, loff_t off, size_t count)
+{
+ struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+ struct qla_hw_data *ha = vha->hw;
+ uint16_t dev, adr, opt, len;
+ int rval;
+
+ ha->edc_data_len = 0;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
+ return 0;
+
+ if (!ha->edc_data) {
+ ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
+ &ha->edc_data_dma);
+ if (!ha->edc_data) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "Unable to allocate memory for EDC write.\n"));
+ return 0;
+ }
+ }
+
+ dev = le16_to_cpup((void *)&buf[0]);
+ adr = le16_to_cpup((void *)&buf[2]);
+ opt = le16_to_cpup((void *)&buf[4]);
+ len = le16_to_cpup((void *)&buf[6]);
+
+ if (!(opt & BIT_0))
+ if (len == 0 || len > DMA_POOL_SIZE || len > count - 8)
+ return -EINVAL;
+
+ memcpy(ha->edc_data, &buf[8], len);
+
+ rval = qla2x00_write_edc(vha, dev, adr, ha->edc_data_dma,
+ ha->edc_data, len, opt);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "Unable to write EDC (%x) %02x:%02x:%04x:%02x:%02x.\n",
+ rval, dev, adr, opt, len, *buf));
+ return 0;
+ }
+
+ return count;
+}
+
+static struct bin_attribute sysfs_edc_attr = {
+ .attr = {
+ .name = "edc",
+ .mode = S_IWUSR,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_edc,
+};
+
+static ssize_t
+qla2x00_sysfs_write_edc_status(struct kobject *kobj,
+ struct bin_attribute *bin_attr,
+ char *buf, loff_t off, size_t count)
+{
+ struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+ struct qla_hw_data *ha = vha->hw;
+ uint16_t dev, adr, opt, len;
+ int rval;
+
+ ha->edc_data_len = 0;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count < 8)
+ return 0;
+
+ if (!ha->edc_data) {
+ ha->edc_data = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL,
+ &ha->edc_data_dma);
+ if (!ha->edc_data) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "Unable to allocate memory for EDC status.\n"));
+ return 0;
+ }
+ }
+
+ dev = le16_to_cpup((void *)&buf[0]);
+ adr = le16_to_cpup((void *)&buf[2]);
+ opt = le16_to_cpup((void *)&buf[4]);
+ len = le16_to_cpup((void *)&buf[6]);
+
+ if (!(opt & BIT_0))
+ if (len == 0 || len > DMA_POOL_SIZE)
+ return -EINVAL;
+
+ memset(ha->edc_data, 0, len);
+ rval = qla2x00_read_edc(vha, dev, adr, ha->edc_data_dma,
+ ha->edc_data, len, opt);
+ if (rval != QLA_SUCCESS) {
+ DEBUG2(qla_printk(KERN_INFO, ha,
+ "Unable to write EDC status (%x) %02x:%02x:%04x:%02x.\n",
+ rval, dev, adr, opt, len));
+ return 0;
+ }
+
+ ha->edc_data_len = len;
+
+ return count;
+}
+
+static ssize_t
+qla2x00_sysfs_read_edc_status(struct kobject *kobj,
+ struct bin_attribute *bin_attr,
+ char *buf, loff_t off, size_t count)
+{
+ struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+ struct qla_hw_data *ha = vha->hw;
+
+ if (!capable(CAP_SYS_ADMIN) || off != 0 || count == 0)
+ return 0;
+
+ if (!ha->edc_data || ha->edc_data_len == 0 || ha->edc_data_len > count)
+ return -EINVAL;
+
+ memcpy(buf, ha->edc_data, ha->edc_data_len);
+
+ return ha->edc_data_len;
+}
+
+static struct bin_attribute sysfs_edc_status_attr = {
+ .attr = {
+ .name = "edc_status",
+ .mode = S_IRUSR | S_IWUSR,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_edc_status,
+ .read = qla2x00_sysfs_read_edc_status,
+};
+
static struct sysfs_entry {
char *name;
struct bin_attribute *attr;
{ "vpd", &sysfs_vpd_attr, 1 },
{ "sfp", &sysfs_sfp_attr, 1 },
{ "reset", &sysfs_reset_attr, },
+ { "edc", &sysfs_edc_attr, 2 },
+ { "edc_status", &sysfs_edc_status_attr, 2 },
{ NULL },
};
for (iter = bin_file_entries; iter->name; iter++) {
if (iter->is4GBp_only && !IS_FWI2_CAPABLE(vha->hw))
continue;
+ if (iter->is4GBp_only == 2 && !IS_QLA25XX(vha->hw))
+ continue;
ret = sysfs_create_bin_file(&host->shost_gendev.kobj,
iter->attr);
for (iter = bin_file_entries; iter->name; iter++) {
if (iter->is4GBp_only && !IS_FWI2_CAPABLE(ha))
continue;
+ if (iter->is4GBp_only == 2 && !IS_QLA25XX(ha))
+ continue;
sysfs_remove_bin_file(&host->shost_gendev.kobj,
iter->attr);
return rval;
}
+
+int
+qla2x00_read_edc(scsi_qla_host_t *vha, uint16_t dev, uint16_t adr,
+ dma_addr_t sfp_dma, uint8_t *sfp, uint16_t len, uint16_t opt)
+{
+ int rval;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+ mcp->mb[0] = MBC_READ_SFP;
+ mcp->mb[1] = dev;
+ mcp->mb[2] = MSW(sfp_dma);
+ mcp->mb[3] = LSW(sfp_dma);
+ mcp->mb[6] = MSW(MSD(sfp_dma));
+ mcp->mb[7] = LSW(MSD(sfp_dma));
+ mcp->mb[8] = len;
+ mcp->mb[9] = adr;
+ mcp->mb[10] = opt;
+ mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
+ mcp->in_mb = MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+
+ if (opt & BIT_0)
+ if (sfp)
+ *sfp = mcp->mb[8];
+
+ if (rval != QLA_SUCCESS) {
+ DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+ vha->host_no, rval, mcp->mb[0]));
+ } else {
+ DEBUG11(printk("%s(%ld): done.\n", __func__, ha->host_no));
+ }
+
+ return rval;
+}
+
+int
+qla2x00_write_edc(scsi_qla_host_t *vha, uint16_t dev, uint16_t adr,
+ dma_addr_t sfp_dma, uint8_t *sfp, uint16_t len, uint16_t opt)
+{
+ int rval;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
+
+ if (opt & BIT_0)
+ if (sfp)
+ len = *sfp;
+
+ mcp->mb[0] = MBC_WRITE_SFP;
+ mcp->mb[1] = dev;
+ mcp->mb[2] = MSW(sfp_dma);
+ mcp->mb[3] = LSW(sfp_dma);
+ mcp->mb[6] = MSW(MSD(sfp_dma));
+ mcp->mb[7] = LSW(MSD(sfp_dma));
+ mcp->mb[8] = len;
+ mcp->mb[9] = adr;
+ mcp->mb[10] = opt;
+ mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0;
+ mcp->in_mb = MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+
+ if (rval != QLA_SUCCESS) {
+ DEBUG2_3_11(printk("%s(%ld): failed=%x (%x).\n", __func__,
+ vha->host_no, rval, mcp->mb[0]));
+ } else {
+ DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
+ }
+
+ return rval;
+}
projects / mv-sheeva.git / commitdiff