1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h
index f2c7fedbf009..c6ec933f9895 100644
--- a/drivers/dma/ioatdma.h
+++ b/drivers/dma/ioatdma.h
@@ -28,7 +28,7 @@
 #include <linux/cache.h>
 #include <linux/pci_ids.h>
 
-#define IOAT_DMA_VERSION  "2.04"
+#define IOAT_DMA_VERSION  "2.18"
 
 enum ioat_interrupt {
         none = 0,
@@ -40,6 +40,7 @@ enum ioat_interrupt {
 
 #define IOAT_LOW_COMPLETION_MASK        0xffffffc0
 #define IOAT_DMA_DCA_ANY_CPU            ~0
+#define IOAT_WATCHDOG_PERIOD            (2 * HZ)
 
 
 /**
@@ -62,6 +63,7 @@ struct ioatdma_device {
         struct dma_device common;
         u8 version;
         enum ioat_interrupt irq_mode;
+        struct delayed_work work;
         struct msix_entry msix_entries[4];
         struct ioat_dma_chan *idx[4];
 };
@@ -75,6 +77,7 @@ struct ioat_dma_chan {
 
         dma_cookie_t completed_cookie;
         unsigned long last_completion;
+        unsigned long last_completion_time;
 
         size_t xfercap; /* XFERCAP register value expanded out */
 
@@ -82,6 +85,10 @@ struct ioat_dma_chan {
         spinlock_t desc_lock;
         struct list_head free_desc;
         struct list_head used_desc;
+        unsigned long watchdog_completion;
+        int watchdog_tcp_cookie;
+        u32 watchdog_last_tcp_cookie;
+        struct delayed_work work;
 
         int pending;
         int dmacount;
@@ -98,6 +105,7 @@ struct ioat_dma_chan {
                         u32 high;
                 };
         } *completion_virt;
+        unsigned long last_compl_desc_addr_hw;
         struct tasklet_struct cleanup_task;
 };