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Diffstat (limited to 'drivers/dma/ioatdma.h')
-rw-r--r--drivers/dma/ioatdma.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h
index f2c7fed..c6ec933 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;
};