Merge remote-tracking branch 'omap_dss2/for-next'
[deliverable/linux.git] / include / drm / drmP.h
index d3778652e4629ad4765de4aa892a0ff950647b34..e341e7f6eef5d564fd47dfd49ca5ea2fc1cd4c6d 100644 (file)
@@ -127,6 +127,7 @@ struct dma_buf_attachment;
  * run-time by echoing the debug value in its sysfs node:
  *   # echo 0xf > /sys/module/drm/parameters/debug
  */
+#define DRM_UT_NONE            0x00
 #define DRM_UT_CORE            0x01
 #define DRM_UT_DRIVER          0x02
 #define DRM_UT_KMS             0x04
@@ -134,11 +135,15 @@ struct dma_buf_attachment;
 #define DRM_UT_ATOMIC          0x10
 #define DRM_UT_VBL             0x20
 
-extern __printf(2, 3)
-void drm_ut_debug_printk(const char *function_name,
-                        const char *format, ...);
-extern __printf(1, 2)
-void drm_err(const char *format, ...);
+extern __printf(6, 7)
+void drm_dev_printk(const struct device *dev, const char *level,
+                   unsigned int category, const char *function_name,
+                   const char *prefix, const char *format, ...);
+
+extern __printf(5, 6)
+void drm_printk(const char *level, unsigned int category,
+               const char *function_name, const char *prefix,
+               const char *format, ...);
 
 /***********************************************************************/
 /** \name DRM template customization defaults */
@@ -146,6 +151,7 @@ void drm_err(const char *format, ...);
 
 /* driver capabilities and requirements mask */
 #define DRIVER_USE_AGP                 0x1
+#define DRIVER_LEGACY                  0x2
 #define DRIVER_PCI_DMA                 0x8
 #define DRIVER_SG                      0x10
 #define DRIVER_HAVE_DMA                        0x20
@@ -162,14 +168,38 @@ void drm_err(const char *format, ...);
 /** \name Macros to make printk easier */
 /*@{*/
 
+#define _DRM_PRINTK(once, level, fmt, ...)                             \
+       do {                                                            \
+               printk##once(KERN_##level "[" DRM_NAME "] " fmt,        \
+                            ##__VA_ARGS__);                            \
+       } while (0)
+
+#define DRM_INFO(fmt, ...)                                             \
+       _DRM_PRINTK(, INFO, fmt, ##__VA_ARGS__)
+#define DRM_NOTE(fmt, ...)                                             \
+       _DRM_PRINTK(, NOTICE, fmt, ##__VA_ARGS__)
+#define DRM_WARN(fmt, ...)                                             \
+       _DRM_PRINTK(, WARNING, fmt, ##__VA_ARGS__)
+
+#define DRM_INFO_ONCE(fmt, ...)                                                \
+       _DRM_PRINTK(_once, INFO, fmt, ##__VA_ARGS__)
+#define DRM_NOTE_ONCE(fmt, ...)                                                \
+       _DRM_PRINTK(_once, NOTICE, fmt, ##__VA_ARGS__)
+#define DRM_WARN_ONCE(fmt, ...)                                                \
+       _DRM_PRINTK(_once, WARNING, fmt, ##__VA_ARGS__)
+
 /**
  * Error output.
  *
  * \param fmt printf() like format string.
  * \param arg arguments
  */
-#define DRM_ERROR(fmt, ...)                            \
-       drm_err(fmt, ##__VA_ARGS__)
+#define DRM_DEV_ERROR(dev, fmt, ...)                                   \
+       drm_dev_printk(dev, KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*",\
+                      fmt, ##__VA_ARGS__)
+#define DRM_ERROR(fmt, ...)                                            \
+       drm_printk(KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*", fmt,    \
+                  ##__VA_ARGS__)
 
 /**
  * Rate limited error output.  Like DRM_ERROR() but won't flood the log.
@@ -177,21 +207,30 @@ void drm_err(const char *format, ...);
  * \param fmt printf() like format string.
  * \param arg arguments
  */
-#define DRM_ERROR_RATELIMITED(fmt, ...)                                \
+#define DRM_DEV_ERROR_RATELIMITED(dev, fmt, ...)                       \
 ({                                                                     \
        static DEFINE_RATELIMIT_STATE(_rs,                              \
                                      DEFAULT_RATELIMIT_INTERVAL,       \
                                      DEFAULT_RATELIMIT_BURST);         \
                                                                        \
        if (__ratelimit(&_rs))                                          \
-               drm_err(fmt, ##__VA_ARGS__);                            \
+               DRM_DEV_ERROR(dev, fmt, ##__VA_ARGS__);                 \
 })
+#define DRM_ERROR_RATELIMITED(fmt, ...)                                        \
+       DRM_DEV_ERROR_RATELIMITED(NULL, fmt, ##__VA_ARGS__)
 
-#define DRM_INFO(fmt, ...)                             \
-       printk(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
+#define DRM_DEV_INFO(dev, fmt, ...)                                    \
+       drm_dev_printk(dev, KERN_INFO, DRM_UT_NONE, __func__, "", fmt,  \
+                      ##__VA_ARGS__)
 
-#define DRM_INFO_ONCE(fmt, ...)                                \
-       printk_once(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
+#define DRM_DEV_INFO_ONCE(dev, fmt, ...)                               \
+({                                                                     \
+       static bool __print_once __read_mostly;                         \
+       if (!__print_once) {                                            \
+               __print_once = true;                                    \
+               DRM_DEV_INFO(dev, fmt, ##__VA_ARGS__);                  \
+       }                                                               \
+})
 
 /**
  * Debug output.
@@ -199,37 +238,74 @@ void drm_err(const char *format, ...);
  * \param fmt printf() like format string.
  * \param arg arguments
  */
+#define DRM_DEV_DEBUG(dev, fmt, args...)                               \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, \
+                      ##args)
 #define DRM_DEBUG(fmt, args...)                                                \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_CORE))                  \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, ##args)
 
+#define DRM_DEV_DEBUG_DRIVER(dev, fmt, args...)                                \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_DRIVER, __func__, "",    \
+                      fmt, ##args)
 #define DRM_DEBUG_DRIVER(fmt, args...)                                 \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_DRIVER))                \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_DRIVER, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_KMS(dev, fmt, args...)                           \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt,  \
+                      ##args)
 #define DRM_DEBUG_KMS(fmt, args...)                                    \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_KMS))                   \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_PRIME(dev, fmt, args...)                         \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_PRIME, __func__, "",     \
+                      fmt, ##args)
 #define DRM_DEBUG_PRIME(fmt, args...)                                  \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_PRIME))                 \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_PRIME, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_ATOMIC(dev, fmt, args...)                                \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_ATOMIC, __func__, "",    \
+                      fmt, ##args)
 #define DRM_DEBUG_ATOMIC(fmt, args...)                                 \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_ATOMIC))                \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_ATOMIC, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_VBL(dev, fmt, args...)                           \
+       drm_dev_printk(dev, KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt,  \
+                      ##args)
 #define DRM_DEBUG_VBL(fmt, args...)                                    \
-       do {                                                            \
-               if (unlikely(drm_debug & DRM_UT_VBL))                   \
-                       drm_ut_debug_printk(__func__, fmt, ##args);     \
-       } while (0)
+       drm_printk(KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt, ##args)
+
+#define _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, level, fmt, args...)    \
+({                                                                     \
+       static DEFINE_RATELIMIT_STATE(_rs,                              \
+                                     DEFAULT_RATELIMIT_INTERVAL,       \
+                                     DEFAULT_RATELIMIT_BURST);         \
+       if (__ratelimit(&_rs))                                          \
+               drm_dev_printk(dev, KERN_DEBUG, DRM_UT_ ## level,       \
+                              __func__, "", fmt, ##args);              \
+})
+
+/**
+ * Rate limited debug output. Like DRM_DEBUG() but won't flood the log.
+ *
+ * \param fmt printf() like format string.
+ * \param arg arguments
+ */
+#define DRM_DEV_DEBUG_RATELIMITED(dev, fmt, args...)                   \
+       DEV__DRM_DEFINE_DEBUG_RATELIMITED(dev, CORE, fmt, ##args)
+#define DRM_DEBUG_RATELIMITED(fmt, args...)                            \
+       DRM_DEV_DEBUG_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_DRIVER_RATELIMITED(dev, fmt, args...)            \
+       _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, DRIVER, fmt, ##args)
+#define DRM_DEBUG_DRIVER_RATELIMITED(fmt, args...)                     \
+       DRM_DEV_DEBUG_DRIVER_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_KMS_RATELIMITED(dev, fmt, args...)               \
+       _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, KMS, fmt, ##args)
+#define DRM_DEBUG_KMS_RATELIMITED(fmt, args...)                                \
+       DRM_DEV_DEBUG_KMS_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_PRIME_RATELIMITED(dev, fmt, args...)             \
+       _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, PRIME, fmt, ##args)
+#define DRM_DEBUG_PRIME_RATELIMITED(fmt, args...)                      \
+       DRM_DEV_DEBUG_PRIME_RATELIMITED(NULL, fmt, ##args)
 
 /*@}*/
 
@@ -642,7 +718,7 @@ struct drm_driver {
 };
 
 enum drm_minor_type {
-       DRM_MINOR_LEGACY,
+       DRM_MINOR_PRIMARY,
        DRM_MINOR_CONTROL,
        DRM_MINOR_RENDER,
        DRM_MINOR_CNT,
@@ -856,7 +932,7 @@ static inline bool drm_is_control_client(const struct drm_file *file_priv)
 
 static inline bool drm_is_primary_client(const struct drm_file *file_priv)
 {
-       return file_priv->minor->type == DRM_MINOR_LEGACY;
+       return file_priv->minor->type == DRM_MINOR_PRIMARY;
 }
 
 /******************************************************************/
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