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Diffstat (limited to 'drivers/scsi/isci/init.c')
-rw-r--r--drivers/scsi/isci/init.c47
1 files changed, 28 insertions, 19 deletions
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 61e0d09e2b57..29aa34efb0f5 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -59,10 +59,19 @@
59#include <linux/firmware.h> 59#include <linux/firmware.h>
60#include <linux/efi.h> 60#include <linux/efi.h>
61#include <asm/string.h> 61#include <asm/string.h>
62#include <scsi/scsi_host.h>
62#include "isci.h" 63#include "isci.h"
63#include "task.h" 64#include "task.h"
64#include "probe_roms.h" 65#include "probe_roms.h"
65 66
67#define MAJ 1
68#define MIN 0
69#define BUILD 0
70#define DRV_VERSION __stringify(MAJ) "." __stringify(MIN) "." \
71 __stringify(BUILD)
72
73MODULE_VERSION(DRV_VERSION);
74
66static struct scsi_transport_template *isci_transport_template; 75static struct scsi_transport_template *isci_transport_template;
67 76
68static DEFINE_PCI_DEVICE_TABLE(isci_id_table) = { 77static DEFINE_PCI_DEVICE_TABLE(isci_id_table) = {
@@ -113,6 +122,22 @@ unsigned char max_concurr_spinup = 1;
113module_param(max_concurr_spinup, byte, 0); 122module_param(max_concurr_spinup, byte, 0);
114MODULE_PARM_DESC(max_concurr_spinup, "Max concurrent device spinup"); 123MODULE_PARM_DESC(max_concurr_spinup, "Max concurrent device spinup");
115 124
125static ssize_t isci_show_id(struct device *dev, struct device_attribute *attr, char *buf)
126{
127 struct Scsi_Host *shost = container_of(dev, typeof(*shost), shost_dev);
128 struct sas_ha_struct *sas_ha = SHOST_TO_SAS_HA(shost);
129 struct isci_host *ihost = container_of(sas_ha, typeof(*ihost), sas_ha);
130
131 return snprintf(buf, PAGE_SIZE, "%d\n", ihost->id);
132}
133
134static DEVICE_ATTR(isci_id, S_IRUGO, isci_show_id, NULL);
135
136struct device_attribute *isci_host_attrs[] = {
137 &dev_attr_isci_id,
138 NULL
139};
140
116static struct scsi_host_template isci_sht = { 141static struct scsi_host_template isci_sht = {
117 142
118 .module = THIS_MODULE, 143 .module = THIS_MODULE,
@@ -138,6 +163,7 @@ static struct scsi_host_template isci_sht = {
138 .slave_alloc = sas_slave_alloc, 163 .slave_alloc = sas_slave_alloc,
139 .target_destroy = sas_target_destroy, 164 .target_destroy = sas_target_destroy,
140 .ioctl = sas_ioctl, 165 .ioctl = sas_ioctl,
166 .shost_attrs = isci_host_attrs,
141}; 167};
142 168
143static struct sas_domain_function_template isci_transport_ops = { 169static struct sas_domain_function_template isci_transport_ops = {
@@ -232,17 +258,6 @@ static int isci_register_sas_ha(struct isci_host *isci_host)
232 return 0; 258 return 0;
233} 259}
234 260
235static ssize_t isci_show_id(struct device *dev, struct device_attribute *attr, char *buf)
236{
237 struct Scsi_Host *shost = container_of(dev, typeof(*shost), shost_dev);
238 struct sas_ha_struct *sas_ha = SHOST_TO_SAS_HA(shost);
239 struct isci_host *ihost = container_of(sas_ha, typeof(*ihost), sas_ha);
240
241 return snprintf(buf, PAGE_SIZE, "%d\n", ihost->id);
242}
243
244static DEVICE_ATTR(isci_id, S_IRUGO, isci_show_id, NULL);
245
246static void isci_unregister(struct isci_host *isci_host) 261static void isci_unregister(struct isci_host *isci_host)
247{ 262{
248 struct Scsi_Host *shost; 263 struct Scsi_Host *shost;
@@ -251,7 +266,6 @@ static void isci_unregister(struct isci_host *isci_host)
251 return; 266 return;
252 267
253 shost = isci_host->shost; 268 shost = isci_host->shost;
254 device_remove_file(&shost->shost_dev, &dev_attr_isci_id);
255 269
256 sas_unregister_ha(&isci_host->sas_ha); 270 sas_unregister_ha(&isci_host->sas_ha);
257 271
@@ -415,14 +429,8 @@ static struct isci_host *isci_host_alloc(struct pci_dev *pdev, int id)
415 if (err) 429 if (err)
416 goto err_shost_remove; 430 goto err_shost_remove;
417 431
418 err = device_create_file(&shost->shost_dev, &dev_attr_isci_id);
419 if (err)
420 goto err_unregister_ha;
421
422 return isci_host; 432 return isci_host;
423 433
424 err_unregister_ha:
425 sas_unregister_ha(&(isci_host->sas_ha));
426 err_shost_remove: 434 err_shost_remove:
427 scsi_remove_host(shost); 435 scsi_remove_host(shost);
428 err_shost: 436 err_shost:
@@ -540,7 +548,8 @@ static __init int isci_init(void)
540{ 548{
541 int err; 549 int err;
542 550
543 pr_info("%s: Intel(R) C600 SAS Controller Driver\n", DRV_NAME); 551 pr_info("%s: Intel(R) C600 SAS Controller Driver - version %s\n",
552 DRV_NAME, DRV_VERSION);
544 553
545 isci_transport_template = sas_domain_attach_transport(&isci_transport_ops); 554 isci_transport_template = sas_domain_attach_transport(&isci_transport_ops);
546 if (!isci_transport_template) 555 if (!isci_transport_template)