[SCSI] ipr: Write caching state host attribute

[~andy/linux] / drivers / scsi / ipr.h

diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index b8c1603f99ebba04a3dd93debabcf55f5d0fe472..6d9aef001fe7292f187d2a547ab839a593ff800d 100644 (file)
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -541,6 +541,15 @@ struct ipr_inquiry_page3 {
        u8 patch_number[4];
 }__attribute__((packed));
 
+#define IPR_INQUIRY_PAGE0_ENTRIES 20
+struct ipr_inquiry_page0 {
+       u8 peri_qual_dev_type;
+       u8 page_code;
+       u8 reserved1;
+       u8 len;
+       u8 page[IPR_INQUIRY_PAGE0_ENTRIES];
+}__attribute__((packed));
+
 struct ipr_hostrcb_device_data_entry {
        struct ipr_vpd vpd;
        struct ipr_res_addr dev_res_addr;
@@ -731,6 +740,7 @@ struct ipr_resource_table {
 
 struct ipr_misc_cbs {
        struct ipr_ioa_vpd ioa_vpd;
+       struct ipr_inquiry_page0 page0_data;
        struct ipr_inquiry_page3 page3_data;
        struct ipr_mode_pages mode_pages;
        struct ipr_supported_device supp_dev;
@@ -813,6 +823,13 @@ enum ipr_sdt_state {
        DUMP_OBTAINED
 };
 
+enum ipr_cache_state {
+       CACHE_NONE,
+       CACHE_DISABLED,
+       CACHE_ENABLED,
+       CACHE_INVALID
+};
+
 /* Per-controller data */
 struct ipr_ioa_cfg {
        char eye_catcher[8];
@@ -829,6 +846,7 @@ struct ipr_ioa_cfg {
        u8 allow_cmds:1;
        u8 allow_ml_add_del:1;
 
+       enum ipr_cache_state cache_state;
        u16 type; /* CCIN of the card */
 
        u8 log_level;