rapidio/tsi721: add filtered debug output

[mirror_ubuntu-artful-kernel.git] / drivers / rapidio / devices / tsi721.h

diff --git a/drivers/rapidio/devices/tsi721.h b/drivers/rapidio/devices/tsi721.h
index 57b46d025630287623337964fa3d532872de32fc..5456dbddc9290fc3d17d1d9f27e1fb2d5a90f4ec 100644 (file)
--- a/drivers/rapidio/devices/tsi721.h
+++ b/drivers/rapidio/devices/tsi721.h
@@ -21,6 +21,46 @@
 #ifndef __TSI721_H
 #define __TSI721_H
 
+/* Debug output filtering masks */
+enum {
+       DBG_NONE        = 0,
+       DBG_INIT        = BIT(0), /* driver init */
+       DBG_EXIT        = BIT(1), /* driver exit */
+       DBG_MPORT       = BIT(2), /* mport add/remove */
+       DBG_MAINT       = BIT(3), /* maintenance ops messages */
+       DBG_DMA         = BIT(4), /* DMA transfer messages */
+       DBG_DMAV        = BIT(5), /* verbose DMA transfer messages */
+       DBG_IBW         = BIT(6), /* inbound window */
+       DBG_EVENT       = BIT(7), /* event handling messages */
+       DBG_OBW         = BIT(8), /* outbound window messages */
+       DBG_DBELL       = BIT(9), /* doorbell messages */
+       DBG_OMSG        = BIT(10), /* doorbell messages */
+       DBG_IMSG        = BIT(11), /* doorbell messages */
+       DBG_ALL         = ~0,
+};
+
+#ifdef DEBUG
+extern u32 dbg_level;
+
+#define tsi_debug(level, dev, fmt, arg...)                             \
+       do {                                                            \
+               if (DBG_##level & dbg_level)                            \
+                       dev_dbg(dev, "%s: " fmt "\n", __func__, ##arg); \
+       } while (0)
+#else
+#define tsi_debug(level, dev, fmt, arg...) \
+               no_printk(KERN_DEBUG "%s: " fmt "\n", __func__, ##arg)
+#endif
+
+#define tsi_info(dev, fmt, arg...) \
+       dev_info(dev, "%s: " fmt "\n", __func__, ##arg)
+
+#define tsi_warn(dev, fmt, arg...) \
+       dev_warn(dev, "%s: WARNING " fmt "\n", __func__, ##arg)
+
+#define tsi_err(dev, fmt, arg...) \
+       dev_err(dev, "%s: ERROR " fmt "\n", __func__, ##arg)
+
 #define DRV_NAME       "tsi721"
 
 #define DEFAULT_HOPCOUNT       0xff