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authorJames Bottomley <JBottomley@Parallels.com>2012-10-02 11:55:12 +0400
committerJames Bottomley <JBottomley@Parallels.com>2012-10-02 11:55:12 +0400
commitfe709ed827d370e6b0c0a9f9456da1c22bdcd118 (patch)
treec5a7fd72a745a5f6656a58acc9a1d277e26f9595 /include
parent1c4cf1d5845b59cdcbfad8e67272cf5b219ab062 (diff)
parent0644f5393e915f13733bcc65f13195ff39aeb63e (diff)
downloadlinux-fe709ed827d370e6b0c0a9f9456da1c22bdcd118.tar.xz
Merge SCSI misc branch into isci-for-3.6 tag
Diffstat (limited to 'include')
-rw-r--r--include/linux/libata.h15
-rw-r--r--include/linux/pci_ids.h1
-rw-r--r--include/scsi/libsas.h20
-rw-r--r--include/scsi/sas_ata.h10
-rw-r--r--include/scsi/scsi_bsg_fc.h2
-rw-r--r--include/scsi/scsi_device.h4
-rw-r--r--include/scsi/scsi_devinfo.h1
-rw-r--r--include/scsi/scsi_host.h6
8 files changed, 50 insertions, 9 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 64f90e17e51d..a22707186421 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -184,6 +184,7 @@ enum {
ATA_LFLAG_DISABLED = (1 << 6), /* link is disabled */
ATA_LFLAG_SW_ACTIVITY = (1 << 7), /* keep activity stats */
ATA_LFLAG_NO_LPM = (1 << 8), /* disable LPM on this link */
+ ATA_LFLAG_RST_ONCE = (1 << 9), /* limit recovery to one reset */
/* struct ata_port flags */
ATA_FLAG_SLAVE_POSS = (1 << 0), /* host supports slave dev */
@@ -986,8 +987,7 @@ extern int ata_host_activate(struct ata_host *host, int irq,
irq_handler_t irq_handler, unsigned long irq_flags,
struct scsi_host_template *sht);
extern void ata_host_detach(struct ata_host *host);
-extern void ata_host_init(struct ata_host *, struct device *,
- unsigned long, struct ata_port_operations *);
+extern void ata_host_init(struct ata_host *, struct device *, struct ata_port_operations *);
extern int ata_scsi_detect(struct scsi_host_template *sht);
extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
extern int ata_scsi_queuecmd(struct Scsi_Host *h, struct scsi_cmnd *cmd);
@@ -1012,6 +1012,17 @@ extern bool ata_link_offline(struct ata_link *link);
#ifdef CONFIG_PM
extern int ata_host_suspend(struct ata_host *host, pm_message_t mesg);
extern void ata_host_resume(struct ata_host *host);
+extern int ata_sas_port_async_suspend(struct ata_port *ap, int *async);
+extern int ata_sas_port_async_resume(struct ata_port *ap, int *async);
+#else
+static inline int ata_sas_port_async_suspend(struct ata_port *ap, int *async)
+{
+ return 0;
+}
+static inline int ata_sas_port_async_resume(struct ata_port *ap, int *async)
+{
+ return 0;
+}
#endif
extern int ata_ratelimit(void);
extern void ata_msleep(struct ata_port *ap, unsigned int msecs);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 6b4565c440c8..416db39d484b 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -753,6 +753,7 @@
#define PCI_DEVICE_ID_HP_CISSD 0x3238
#define PCI_DEVICE_ID_HP_CISSE 0x323a
#define PCI_DEVICE_ID_HP_CISSF 0x323b
+#define PCI_DEVICE_ID_HP_CISSH 0x323c
#define PCI_DEVICE_ID_HP_ZX2_IOC 0x4031
#define PCI_VENDOR_ID_PCTECH 0x1042
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index ae33706afeb0..ef937b56f9b5 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -79,7 +79,8 @@ enum phy_event {
PHYE_OOB_DONE = 1,
PHYE_OOB_ERROR = 2,
PHYE_SPINUP_HOLD = 3, /* hot plug SATA, no COMWAKE sent */
- PHY_NUM_EVENTS = 4,
+ PHYE_RESUME_TIMEOUT = 4,
+ PHY_NUM_EVENTS = 5,
};
enum discover_event {
@@ -87,8 +88,10 @@ enum discover_event {
DISCE_REVALIDATE_DOMAIN = 1,
DISCE_PORT_GONE = 2,
DISCE_PROBE = 3,
- DISCE_DESTRUCT = 4,
- DISC_NUM_EVENTS = 5,
+ DISCE_SUSPEND = 4,
+ DISCE_RESUME = 5,
+ DISCE_DESTRUCT = 6,
+ DISC_NUM_EVENTS = 7,
};
/* ---------- Expander Devices ---------- */
@@ -128,7 +131,7 @@ struct ex_phy {
u8 attached_sas_addr[SAS_ADDR_SIZE];
u8 attached_phy_id;
- u8 phy_change_count;
+ int phy_change_count;
enum routing_attribute routing_attr;
u8 virtual:1;
@@ -141,7 +144,7 @@ struct ex_phy {
struct expander_device {
struct list_head children;
- u16 ex_change_count;
+ int ex_change_count;
u16 max_route_indexes;
u8 num_phys;
@@ -169,6 +172,7 @@ struct sata_device {
enum ata_command_set command_set;
struct smp_resp rps_resp; /* report_phy_sata_resp */
u8 port_no; /* port number, if this is a PM (Port) */
+ int pm_result;
struct ata_port *ap;
struct ata_host ata_host;
@@ -182,6 +186,7 @@ struct ssp_device {
enum {
SAS_DEV_GONE,
+ SAS_DEV_FOUND, /* device notified to lldd */
SAS_DEV_DESTROY,
SAS_DEV_EH_PENDING,
SAS_DEV_LU_RESET,
@@ -273,6 +278,7 @@ struct asd_sas_port {
enum sas_linkrate linkrate;
struct sas_work work;
+ int suspended;
/* public: */
int id;
@@ -321,6 +327,7 @@ struct asd_sas_phy {
unsigned long phy_events_pending;
int error;
+ int suspended;
struct sas_phy *phy;
@@ -687,6 +694,9 @@ struct sas_domain_function_template {
extern int sas_register_ha(struct sas_ha_struct *);
extern int sas_unregister_ha(struct sas_ha_struct *);
+extern void sas_prep_resume_ha(struct sas_ha_struct *sas_ha);
+extern void sas_resume_ha(struct sas_ha_struct *sas_ha);
+extern void sas_suspend_ha(struct sas_ha_struct *sas_ha);
int sas_set_phy_speed(struct sas_phy *phy,
struct sas_phy_linkrates *rates);
diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h
index 2dfbdaa0b34a..ff71a5654684 100644
--- a/include/scsi/sas_ata.h
+++ b/include/scsi/sas_ata.h
@@ -45,6 +45,8 @@ void sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q,
void sas_ata_schedule_reset(struct domain_device *dev);
void sas_ata_wait_eh(struct domain_device *dev);
void sas_probe_sata(struct asd_sas_port *port);
+void sas_suspend_sata(struct asd_sas_port *port);
+void sas_resume_sata(struct asd_sas_port *port);
void sas_ata_end_eh(struct ata_port *ap);
#else
@@ -82,6 +84,14 @@ static inline void sas_probe_sata(struct asd_sas_port *port)
{
}
+static inline void sas_suspend_sata(struct asd_sas_port *port)
+{
+}
+
+static inline void sas_resume_sata(struct asd_sas_port *port)
+{
+}
+
static inline int sas_get_ata_info(struct domain_device *dev, struct ex_phy *phy)
{
return 0;
diff --git a/include/scsi/scsi_bsg_fc.h b/include/scsi/scsi_bsg_fc.h
index 91a4e4ff9a9b..3031b900b087 100644
--- a/include/scsi/scsi_bsg_fc.h
+++ b/include/scsi/scsi_bsg_fc.h
@@ -26,8 +26,6 @@
* This file intended to be included by both kernel and user space
*/
-#include <scsi/scsi.h>
-
/*
* FC Transport SGIO v4 BSG Message Support
*/
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 9895f69294fc..88fae8d20154 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -156,6 +156,7 @@ struct scsi_device {
unsigned is_visible:1; /* is the device visible in sysfs */
unsigned can_power_off:1; /* Device supports runtime power off */
unsigned wce_default_on:1; /* Cache is ON by default */
+ unsigned no_dif:1; /* T10 PI (DIF) should be disabled */
DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
struct list_head event_list; /* asserted events */
@@ -476,6 +477,9 @@ static inline int scsi_device_enclosure(struct scsi_device *sdev)
static inline int scsi_device_protection(struct scsi_device *sdev)
{
+ if (sdev->no_dif)
+ return 0;
+
return sdev->scsi_level > SCSI_2 && sdev->inquiry[5] & (1<<0);
}
diff --git a/include/scsi/scsi_devinfo.h b/include/scsi/scsi_devinfo.h
index b4ddd3b18b4c..cc1f3e786ad7 100644
--- a/include/scsi/scsi_devinfo.h
+++ b/include/scsi/scsi_devinfo.h
@@ -30,4 +30,5 @@
#define BLIST_RETRY_HWERROR 0x400000 /* retry HARDWARE_ERROR */
#define BLIST_MAX_512 0x800000 /* maximum 512 sector cdb length */
#define BLIST_ATTACH_PQ3 0x1000000 /* Scan: Attach to PQ3 devices */
+#define BLIST_NO_DIF 0x2000000 /* Disable T10 PI (DIF) */
#endif
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 5f7d5b3b1c6e..49084807eb6b 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -873,6 +873,9 @@ static inline unsigned int scsi_host_dif_capable(struct Scsi_Host *shost, unsign
SHOST_DIF_TYPE2_PROTECTION,
SHOST_DIF_TYPE3_PROTECTION };
+ if (target_type > SHOST_DIF_TYPE3_PROTECTION)
+ return 0;
+
return shost->prot_capabilities & cap[target_type] ? target_type : 0;
}
@@ -884,6 +887,9 @@ static inline unsigned int scsi_host_dix_capable(struct Scsi_Host *shost, unsign
SHOST_DIX_TYPE2_PROTECTION,
SHOST_DIX_TYPE3_PROTECTION };
+ if (target_type > SHOST_DIX_TYPE3_PROTECTION)
+ return 0;
+
return shost->prot_capabilities & cap[target_type];
#endif
return 0;