1 files changed, 16 insertions, 3 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_nx.h b/drivers/scsi/qla4xxx/ql4_nx.h
index 35376a1c3f1..cfb2f2edac3 100644
--- a/drivers/scsi/qla4xxx/ql4_nx.h
+++ b/drivers/scsi/qla4xxx/ql4_nx.h
@@ -19,12 +19,25 @@
 #define PHAN_PEG_RCV_INITIALIZED        0xff01
 
 /*CRB_RELATED*/
-#define QLA82XX_CRB_BASE        QLA82XX_CAM_RAM(0x200)
-#define QLA82XX_REG(X)          (QLA82XX_CRB_BASE+(X))
-
+#define QLA82XX_CRB_BASE                (QLA82XX_CAM_RAM(0x200))
+#define QLA82XX_REG(X)                  (QLA82XX_CRB_BASE+(X))
 #define CRB_CMDPEG_STATE                QLA82XX_REG(0x50)
 #define CRB_RCVPEG_STATE                QLA82XX_REG(0x13c)
 #define CRB_DMA_SHIFT                   QLA82XX_REG(0xcc)
+#define CRB_TEMP_STATE                  QLA82XX_REG(0x1b4)
+
+#define qla82xx_get_temp_val(x)         ((x) >> 16)
+#define qla82xx_get_temp_state(x)       ((x) & 0xffff)
+#define qla82xx_encode_temp(val, state) (((val) << 16) | (state))
+
+/*
+ * Temperature control.
+ */
+enum {
+        QLA82XX_TEMP_NORMAL = 0x1,      /* Normal operating range */
+        QLA82XX_TEMP_WARN,      /* Sound alert, temperature getting high */
+        QLA82XX_TEMP_PANIC      /* Fatal error, hardware has shut down. */
+};
 
 #define QLA82XX_HW_H0_CH_HUB_ADR        0x05
 #define QLA82XX_HW_H1_CH_HUB_ADR        0x0E