pata_it821x: Driver updates and reworking

[linux-2.6-omap-h63xx.git] / include / linux / libata.h

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 035f8e1cd0ac8c6e8c72fb2ede03d51ad69bcfb3..06b80337303b805bffcc2920b0d8796004f902ef 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -60,9 +60,9 @@
 
 /* note: prints function name for you */
 #ifdef ATA_DEBUG
-#define DPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
+#define DPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __func__, ## args)
 #ifdef ATA_VERBOSE_DEBUG
-#define VPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
+#define VPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __func__, ## args)
 #else
 #define VPRINTK(fmt, args...)
 #endif /* ATA_VERBOSE_DEBUG */
@@ -71,7 +71,7 @@
 #define VPRINTK(fmt, args...)
 #endif /* ATA_DEBUG */
 
-#define BPRINTK(fmt, args...) if (ap->flags & ATA_FLAG_DEBUGMSG) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
+#define BPRINTK(fmt, args...) if (ap->flags & ATA_FLAG_DEBUGMSG) printk(KERN_ERR "%s: " fmt, __func__, ## args)
 
 /* NEW: debug levels */
 #define HAVE_LIBATA_MSG 1
@@ -169,6 +169,7 @@ enum {
        ATA_LFLAG_ASSUME_CLASS  = ATA_LFLAG_ASSUME_ATA | ATA_LFLAG_ASSUME_SEMB,
        ATA_LFLAG_NO_RETRY      = (1 << 5), /* don't retry this link */
        ATA_LFLAG_DISABLED      = (1 << 6), /* link is disabled */
+       ATA_LFLAG_SW_ACTIVITY   = (1 << 7), /* keep activity stats */
 
        /* struct ata_port flags */
        ATA_FLAG_SLAVE_POSS     = (1 << 0), /* host supports slave dev */
@@ -191,6 +192,10 @@ enum {
        ATA_FLAG_AN             = (1 << 18), /* controller supports AN */
        ATA_FLAG_PMP            = (1 << 19), /* controller supports PMP */
        ATA_FLAG_IPM            = (1 << 20), /* driver can handle IPM */
+       ATA_FLAG_EM             = (1 << 21), /* driver supports enclosure
+                                             * management */
+       ATA_FLAG_SW_ACTIVITY    = (1 << 22), /* driver supports sw activity
+                                             * led */
 
        /* The following flag belongs to ap->pflags but is kept in
         * ap->flags because it's referenced in many LLDs and will be
@@ -446,6 +451,15 @@ enum link_pm {
        MEDIUM_POWER,
 };
 extern struct device_attribute dev_attr_link_power_management_policy;
+extern struct device_attribute dev_attr_em_message_type;
+extern struct device_attribute dev_attr_em_message;
+extern struct device_attribute dev_attr_sw_activity;
+
+enum sw_activity {
+       OFF,
+       BLINK_ON,
+       BLINK_OFF,
+};
 
 #ifdef CONFIG_ATA_SFF
 struct ata_ioports {
@@ -701,6 +715,7 @@ struct ata_port {
        struct timer_list       fastdrain_timer;
        unsigned long           fastdrain_cnt;
 
+       int                     em_message_type;
        void                    *private_data;
 
 #ifdef CONFIG_ATA_ACPI
@@ -735,6 +750,7 @@ struct ata_port_operations {
        void (*set_piomode)(struct ata_port *ap, struct ata_device *dev);
        void (*set_dmamode)(struct ata_port *ap, struct ata_device *dev);
        int  (*set_mode)(struct ata_link *link, struct ata_device **r_failed_dev);
+       unsigned int (*read_id)(struct ata_device *dev, struct ata_taskfile *tf, u16 *id);
 
        void (*dev_config)(struct ata_device *dev);
 
@@ -792,6 +808,12 @@ struct ata_port_operations {
        u8   (*bmdma_status)(struct ata_port *ap);
 #endif /* CONFIG_ATA_SFF */
 
+       ssize_t (*em_show)(struct ata_port *ap, char *buf);
+       ssize_t (*em_store)(struct ata_port *ap, const char *message,
+                           size_t size);
+       ssize_t (*sw_activity_show)(struct ata_device *dev, char *buf);
+       ssize_t (*sw_activity_store)(struct ata_device *dev,
+                                    enum sw_activity val);
        /*
         * Obsolete
         */
@@ -930,6 +952,8 @@ extern void ata_id_string(const u16 *id, unsigned char *s,
                          unsigned int ofs, unsigned int len);
 extern void ata_id_c_string(const u16 *id, unsigned char *s,
                            unsigned int ofs, unsigned int len);
+extern unsigned int ata_do_dev_read_id(struct ata_device *dev,
+                                       struct ata_taskfile *tf, u16 *id);
 extern void ata_qc_complete(struct ata_queued_cmd *qc);
 extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active);
 extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd,