Merge master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (138 commits)
  [SCSI] libata: implement minimal transport template for ->eh_timed_out
  [SCSI] eliminate rphy allocation in favour of expander/end device allocation
  [SCSI] convert mptsas over to end_device/expander allocations
  [SCSI] allow displaying and setting of cache type via sysfs
  [SCSI] add scsi_mode_select to scsi_lib.c
  [SCSI] 3ware 9000 add big endian support
  [SCSI] qla2xxx: update MAINTAINERS
  [SCSI] scsi: move target_destroy call
  [SCSI] fusion - bump version
  [SCSI] fusion - expander hotplug suport in mptsas module
  [SCSI] fusion - exposing raid components in mptsas
  [SCSI] fusion - memory leak, and initializing fields
  [SCSI] fusion - exclosure misspelled
  [SCSI] fusion - cleanup mptsas event handling functions
  [SCSI] fusion - removing target_id/bus_id from the VirtDevice structure
  [SCSI] fusion - static fix's
  [SCSI] fusion - move some debug firmware event debug msgs to verbose level
  [SCSI] fusion - loginfo header update
  [SCSI] add scsi_reprobe_device
  [SCSI] megaraid_sas: fix extended timeout handling
  ...

11 files changed, 107 insertions, 30 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 5b595fdfb672..6d2345d86082 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -378,6 +378,7 @@ extern void device_bind_driver(struct device * dev);
 extern void device_release_driver(struct device * dev);
 extern int  device_attach(struct device * dev);
 extern void driver_attach(struct device_driver * drv);
+extern void device_reprobe(struct device *dev);
 
 
 /*
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 239408ecfddf..204c37a55f06 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -508,7 +508,6 @@ extern void ata_host_set_remove(struct ata_host_set *host_set);
 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_cmnd *cmd, void (*done)(struct scsi_cmnd *));
-extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
 extern int ata_scsi_error(struct Scsi_Host *host);
 extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
 extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index b9810ddf435a..ec3c32932620 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -852,6 +852,8 @@
 #define PCI_DEVICE_ID_QLOGIC_ISP2432	0x2432
 #define PCI_DEVICE_ID_QLOGIC_ISP2512	0x2512
 #define PCI_DEVICE_ID_QLOGIC_ISP2522	0x2522
+#define PCI_DEVICE_ID_QLOGIC_ISP5422	0x5422
+#define PCI_DEVICE_ID_QLOGIC_ISP5432	0x5432
 
 #define PCI_VENDOR_ID_CYRIX		0x1078
 #define PCI_DEVICE_ID_CYRIX_5510	0x0000
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 86b111300231..957c21c16d62 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -20,6 +20,10 @@ struct work_struct {
 	struct timer_list timer;
 };
 
+struct execute_work {
+	struct work_struct work;
+};
+
 #define __WORK_INITIALIZER(n, f, d) {				\
         .entry	= { &(n).entry, &(n).entry },			\
 	.func = (f),						\
@@ -74,6 +78,8 @@ extern void init_workqueues(void);
 void cancel_rearming_delayed_work(struct work_struct *work);
 void cancel_rearming_delayed_workqueue(struct workqueue_struct *,
 				       struct work_struct *);
+int execute_in_process_context(void (*fn)(void *), void *,
+			       struct execute_work *);
 
 /*
  * Kill off a pending schedule_delayed_work().  Note that the work callback
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 9c331258bc27..c60b8ff2f5e4 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -433,6 +433,4 @@ struct scsi_lun {
 /* Used to obtain the PCI location of a device */
 #define SCSI_IOCTL_GET_PCI		0x5387
 
-int scsi_execute_in_process_context(void (*fn)(void *data), void *data);
-
 #endif /* _SCSI_SCSI_H */
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 7529f4388bb4..1ace1b9fe537 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -104,10 +104,10 @@ struct scsi_cmnd {
 				   	   working on */
 
 #define SCSI_SENSE_BUFFERSIZE 	96
-	unsigned char sense_buffer[SCSI_SENSE_BUFFERSIZE];		/* obtained by REQUEST SENSE
-						 * when CHECK CONDITION is
-						 * received on original command 
-						 * (auto-sense) */
+	unsigned char sense_buffer[SCSI_SENSE_BUFFERSIZE];
+				/* obtained by REQUEST SENSE when
+				 * CHECK CONDITION is received on original
+				 * command (auto-sense) */
 
 	/* Low-level done function - can be used by low-level driver to point
 	 *        to completion function.  Not used by mid/upper level code. */
@@ -120,12 +120,12 @@ struct scsi_cmnd {
 	struct scsi_pointer SCp;	/* Scratchpad used by some host adapters */
 
 	unsigned char *host_scribble;	/* The host adapter is allowed to
-					   * call scsi_malloc and get some memory
-					   * and hang it here.     The host adapter
-					   * is also expected to call scsi_free
-					   * to release this memory.  (The memory
-					   * obtained by scsi_malloc is guaranteed
-					   * to be at an address < 16Mb). */
+					 * call scsi_malloc and get some memory
+					 * and hang it here.  The host adapter
+					 * is also expected to call scsi_free
+					 * to release this memory.  (The memory
+					 * obtained by scsi_malloc is guaranteed
+					 * to be at an address < 16Mb). */
 
 	int result;		/* Status code from lower level driver */
 
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 290e3b4d2aec..895d212864cd 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -4,6 +4,7 @@
 #include <linux/device.h>
 #include <linux/list.h>
 #include <linux/spinlock.h>
+#include <linux/workqueue.h>
 #include <asm/atomic.h>
 
 struct request_queue;
@@ -73,7 +74,6 @@ struct scsi_device {
 	unsigned sector_size;	/* size in bytes */
 
 	void *hostdata;		/* available to low-level driver */
-	char devfs_name[256];	/* devfs junk */
 	char type;
 	char scsi_level;
 	char inq_periph_qual;	/* PQ from INQUIRY data */	
@@ -138,6 +138,8 @@ struct scsi_device {
 	struct device		sdev_gendev;
 	struct class_device	sdev_classdev;
 
+	struct execute_work	ew; /* used to get process context on put */
+
 	enum scsi_device_state sdev_state;
 	unsigned long		sdev_data[0];
 } __attribute__((aligned(sizeof(unsigned long))));
@@ -154,6 +156,11 @@ struct scsi_device {
 #define scmd_printk(prefix, scmd, fmt, a...)	\
 	dev_printk(prefix, &(scmd)->device->sdev_gendev, fmt, ##a)
 
+enum scsi_target_state {
+	STARGET_RUNNING = 1,
+	STARGET_DEL,
+};
+
 /*
  * scsi_target: representation of a scsi target, for now, this is only
  * used for single_lun devices. If no one has active IO to the target,
@@ -168,8 +175,13 @@ struct scsi_target {
 	unsigned int		channel;
 	unsigned int		id; /* target id ... replace
 				     * scsi_device.id eventually */
-	unsigned long		create:1; /* signal that it needs to be added */
+	unsigned int		create:1; /* signal that it needs to be added */
+	unsigned int		pdt_1f_for_no_lun;	/* PDT = 0x1f */
+						/* means no lun present */
+
 	char			scsi_level;
+	struct execute_work	ew;
+	enum scsi_target_state	state;
 	void 			*hostdata; /* available to low-level driver */
 	unsigned long		starget_data[0]; /* for the transport */
 	/* starget_data must be the last element!!!! */
@@ -249,6 +261,11 @@ extern int scsi_mode_sense(struct scsi_device *sdev, int dbd, int modepage,
 			   unsigned char *buffer, int len, int timeout,
 			   int retries, struct scsi_mode_data *data,
 			   struct scsi_sense_hdr *);
+extern int scsi_mode_select(struct scsi_device *sdev, int pf, int sp,
+			    int modepage, unsigned char *buffer, int len,
+			    int timeout, int retries,
+			    struct scsi_mode_data *data,
+			    struct scsi_sense_hdr *);
 extern int scsi_test_unit_ready(struct scsi_device *sdev, int timeout,
 				int retries);
 extern int scsi_device_set_state(struct scsi_device *sdev,
@@ -281,6 +298,11 @@ extern int scsi_execute_async(struct scsi_device *sdev,
 			      void (*done)(void *, char *, int, int),
 			      gfp_t gfp);
 
+static inline void scsi_device_reprobe(struct scsi_device *sdev)
+{
+	device_reprobe(&sdev->sdev_gendev);
+}
+
 static inline unsigned int sdev_channel(struct scsi_device *sdev)
 {
 	return sdev->channel;
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index 827992949c4b..a6cf3e535c0b 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -147,20 +147,6 @@ struct scsi_host_template {
 	int (* eh_host_reset_handler)(struct scsi_cmnd *);
 
 	/*
-	 * This is an optional routine to notify the host that the scsi
-	 * timer just fired.  The returns tell the timer routine what to
-	 * do about this:
-	 *
-	 * EH_HANDLED:		I fixed the error, please complete the command
-	 * EH_RESET_TIMER:	I need more time, reset the timer and
-	 *			begin counting again
-	 * EH_NOT_HANDLED	Begin normal error recovery
-	 *
-	 * Status: OPTIONAL
-	 */
-	enum scsi_eh_timer_return (* eh_timed_out)(struct scsi_cmnd *);
-
-	/*
 	 * Before the mid layer attempts to scan for a new device where none
 	 * currently exists, it will call this entry in your driver.  Should
 	 * your driver need to allocate any structs or perform any other init
diff --git a/include/scsi/scsi_transport.h b/include/scsi/scsi_transport.h
index e7b1054adf86..b3657f111937 100644
--- a/include/scsi/scsi_transport.h
+++ b/include/scsi/scsi_transport.h
@@ -48,6 +48,17 @@ struct scsi_transport_template {
 	 * True if the transport wants to use a host-based work-queue
 	 */
 	unsigned int create_work_queue : 1;
+
+	/*
+	 * This is an optional routine that allows the transport to become
+	 * involved when a scsi io timer fires. The return value tells the
+	 * timer routine how to finish the io timeout handling:
+	 * EH_HANDLED:		I fixed the error, please complete the command
+	 * EH_RESET_TIMER:	I need more time, reset the timer and
+	 *			begin counting again
+	 * EH_NOT_HANDLED	Begin normal error recovery
+	 */
+	enum scsi_eh_timer_return (* eh_timed_out)(struct scsi_cmnd *);
 };
 
 #define transport_class_to_shost(tc) \
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index b91400bfb02a..93cfb4bf4211 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -30,6 +30,7 @@ enum sas_linkrate {
 	SAS_SATA_PORT_SELECTOR,
 	SAS_LINK_RATE_1_5_GBPS,
 	SAS_LINK_RATE_3_0_GBPS,
+	SAS_LINK_RATE_6_0_GBPS,
 	SAS_LINK_VIRTUAL,
 };
 
@@ -89,11 +90,45 @@ struct sas_rphy {
 	dev_to_rphy((cdev)->dev)
 #define rphy_to_shost(rphy) \
 	dev_to_shost((rphy)->dev.parent)
+#define target_to_rphy(targ) \
+	dev_to_rphy((targ)->dev.parent)
+
+struct sas_end_device {
+	struct sas_rphy		rphy;
+	/* flags */
+	unsigned		ready_led_meaning:1;
+	/* parameters */
+	u16			I_T_nexus_loss_timeout;
+	u16			initiator_response_timeout;
+};
+#define rphy_to_end_device(r) \
+	container_of((r), struct sas_end_device, rphy)
+
+struct sas_expander_device {
+	int    level;
+
+	#define SAS_EXPANDER_VENDOR_ID_LEN	8
+	char   vendor_id[SAS_EXPANDER_VENDOR_ID_LEN+1];
+	#define SAS_EXPANDER_PRODUCT_ID_LEN	16
+	char   product_id[SAS_EXPANDER_PRODUCT_ID_LEN+1];
+	#define SAS_EXPANDER_PRODUCT_REV_LEN	4
+	char   product_rev[SAS_EXPANDER_PRODUCT_REV_LEN+1];
+	#define SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN	8
+	char   component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN+1];
+	u16    component_id;
+	u8     component_revision_id;
 
+	struct sas_rphy		rphy;
+
+};
+#define rphy_to_expander_device(r) \
+	container_of((r), struct sas_expander_device, rphy)
 
 /* The functions by which the transport class and the driver communicate */
 struct sas_function_template {
 	int (*get_linkerrors)(struct sas_phy *);
+	int (*get_enclosure_identifier)(struct sas_rphy *, u64 *);
+	int (*get_bay_identifier)(struct sas_rphy *);
 	int (*phy_reset)(struct sas_phy *, int);
 };
 
@@ -106,7 +141,8 @@ extern int sas_phy_add(struct sas_phy *);
 extern void sas_phy_delete(struct sas_phy *);
 extern int scsi_is_sas_phy(const struct device *);
 
-extern struct sas_rphy *sas_rphy_alloc(struct sas_phy *);
+extern struct sas_rphy *sas_end_device_alloc(struct sas_phy *);
+extern struct sas_rphy *sas_expander_alloc(struct sas_phy *, enum sas_device_type);
 void sas_rphy_free(struct sas_rphy *);
 extern int sas_rphy_add(struct sas_rphy *);
 extern void sas_rphy_delete(struct sas_rphy *);
@@ -115,5 +151,17 @@ extern int scsi_is_sas_rphy(const struct device *);
 extern struct scsi_transport_template *
 sas_attach_transport(struct sas_function_template *);
 extern void sas_release_transport(struct scsi_transport_template *);
+int sas_read_port_mode_page(struct scsi_device *);
+
+static inline int
+scsi_is_sas_expander_device(struct device *dev)
+{
+	struct sas_rphy *rphy;
+	if (!scsi_is_sas_rphy(dev))
+		return 0;
+	rphy = dev_to_rphy(dev);
+	return rphy->identify.device_type == SAS_FANOUT_EXPANDER_DEVICE ||
+		rphy->identify.device_type == SAS_EDGE_EXPANDER_DEVICE;
+}
 
 #endif /* SCSI_TRANSPORT_SAS_H */
diff --git a/include/scsi/scsi_transport_spi.h b/include/scsi/scsi_transport_spi.h
index fb5a2ffae939..5e1d61913d4e 100644
--- a/include/scsi/scsi_transport_spi.h
+++ b/include/scsi/scsi_transport_spi.h
@@ -148,5 +148,9 @@ void spi_schedule_dv_device(struct scsi_device *);
 void spi_dv_device(struct scsi_device *);
 void spi_display_xfer_agreement(struct scsi_target *);
 int spi_print_msg(const unsigned char *);
+int spi_populate_width_msg(unsigned char *msg, int width);
+int spi_populate_sync_msg(unsigned char *msg, int period, int offset);
+int spi_populate_ppr_msg(unsigned char *msg, int period, int offset, int width,
+		int options);
 
 #endif /* SCSI_TRANSPORT_SPI_H */