#include <linux/platform_device.h>
#include <linux/poll.h>
#include <linux/ratelimit.h>
+#include <linux/rbtree.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/types.h>
* 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
#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(3, 4)
+void drm_printk(const char *level, unsigned int category,
+ const char *format, ...);
/***********************************************************************/
/** \name DRM template customization defaults */
/* 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
/** \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, fmt, ##__VA_ARGS__)
/**
* Rate limited error output. Like DRM_ERROR() but won't flood the log.
* \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.
* \param fmt printf() like format string.
* \param arg arguments
*/
-#define DRM_DEBUG(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_CORE)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+#define DRM_DEV_DEBUG(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, \
+ ##args)
+#define DRM_DEBUG(fmt, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_CORE, fmt, ##__VA_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, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_DRIVER, fmt, ##__VA_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, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_KMS, fmt, ##__VA_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, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_PRIME, fmt, ##__VA_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, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_ATOMIC, fmt, ##__VA_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, ...) \
+ drm_printk(KERN_DEBUG, DRM_UT_VBL, fmt, ##__VA_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); \
+})
-#define DRM_DEBUG_DRIVER(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_DRIVER)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
-#define DRM_DEBUG_KMS(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_KMS)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
-#define DRM_DEBUG_PRIME(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_PRIME)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
-#define DRM_DEBUG_ATOMIC(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_ATOMIC)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
-#define DRM_DEBUG_VBL(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_VBL)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+/**
+ * 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)
/*@}*/
we deliver the event, for tracing only */
};
-/* initial implementaton using a linked list - todo hashtab */
struct drm_prime_file_private {
- struct list_head head;
struct mutex lock;
+ struct rb_root dmabufs;
+ struct rb_root handles;
};
/** File private data */
unsigned is_master:1;
struct pid *pid;
- kuid_t uid;
drm_magic_t magic;
struct list_head lhead;
struct drm_minor *minor;
};
enum drm_minor_type {
- DRM_MINOR_LEGACY,
+ DRM_MINOR_PRIMARY,
DRM_MINOR_CONTROL,
DRM_MINOR_RENDER,
DRM_MINOR_CNT,
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;
}
/******************************************************************/
}
#endif
+struct dma_buf_export_info;
+
extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev,
- struct drm_gem_object *obj, int flags);
+ struct drm_gem_object *obj,
+ int flags);
extern int drm_gem_prime_handle_to_fd(struct drm_device *dev,
struct drm_file *file_priv, uint32_t handle, uint32_t flags,
int *prime_fd);
struct dma_buf *dma_buf);
extern int drm_gem_prime_fd_to_handle(struct drm_device *dev,
struct drm_file *file_priv, int prime_fd, uint32_t *handle);
+struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev,
+ struct dma_buf_export_info *exp_info);
extern void drm_gem_dmabuf_release(struct dma_buf *dma_buf);
extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page **pages,
projects / karo-tx-linux.git / blobdiff