diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 50 |
1 files changed, 37 insertions, 13 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 45b67d9c39c..e0f1c1fee58 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -88,7 +88,37 @@ struct drm_device; #define DRM_UT_CORE 0x01 #define DRM_UT_DRIVER 0x02 #define DRM_UT_KMS 0x04 -#define DRM_UT_MODE 0x08 +/* + * Three debug levels are defined. + * drm_core, drm_driver, drm_kms + * drm_core level can be used in the generic drm code. For example: + * drm_ioctl, drm_mm, drm_memory + * The macro definiton of DRM_DEBUG is used. + * DRM_DEBUG(fmt, args...) + * The debug info by using the DRM_DEBUG can be obtained by adding + * the boot option of "drm.debug=1". + * + * drm_driver level can be used in the specific drm driver. It is used + * to add the debug info related with the drm driver. For example: + * i915_drv, i915_dma, i915_gem, radeon_drv, + * The macro definition of DRM_DEBUG_DRIVER can be used. + * DRM_DEBUG_DRIVER(fmt, args...) + * The debug info by using the DRM_DEBUG_DRIVER can be obtained by + * adding the boot option of "drm.debug=0x02" + * + * drm_kms level can be used in the KMS code related with specific drm driver. + * It is used to add the debug info related with KMS mode. For example: + * the connector/crtc , + * The macro definition of DRM_DEBUG_KMS can be used. + * DRM_DEBUG_KMS(fmt, args...) + * The debug info by using the DRM_DEBUG_KMS can be obtained by + * adding the boot option of "drm.debug=0x04" + * + * If we add the boot option of "drm.debug=0x06", we can get the debug info by + * using the DRM_DEBUG_KMS and DRM_DEBUG_DRIVER. + * If we add the boot option of "drm.debug=0x05", we can get the debug info by + * using the DRM_DEBUG_KMS and DRM_DEBUG. + */ extern void drm_ut_debug_printk(unsigned int request_level, const char *prefix, @@ -174,19 +204,14 @@ extern void drm_ut_debug_printk(unsigned int request_level, __func__, fmt, ##args); \ } while (0) -#define DRM_DEBUG_DRIVER(prefix, fmt, args...) \ +#define DRM_DEBUG_DRIVER(fmt, args...) \ do { \ - drm_ut_debug_printk(DRM_UT_DRIVER, prefix, \ + drm_ut_debug_printk(DRM_UT_DRIVER, DRM_NAME, \ __func__, fmt, ##args); \ } while (0) -#define DRM_DEBUG_KMS(prefix, fmt, args...) \ - do { \ - drm_ut_debug_printk(DRM_UT_KMS, prefix, \ - __func__, fmt, ##args); \ - } while (0) -#define DRM_DEBUG_MODE(prefix, fmt, args...) \ +#define DRM_DEBUG_KMS(fmt, args...) \ do { \ - drm_ut_debug_printk(DRM_UT_MODE, prefix, \ + drm_ut_debug_printk(DRM_UT_KMS, DRM_NAME, \ __func__, fmt, ##args); \ } while (0) #define DRM_LOG(fmt, args...) \ @@ -210,9 +235,8 @@ extern void drm_ut_debug_printk(unsigned int request_level, NULL, fmt, ##args); \ } while (0) #else -#define DRM_DEBUG_DRIVER(prefix, fmt, args...) do { } while (0) -#define DRM_DEBUG_KMS(prefix, fmt, args...) do { } while (0) -#define DRM_DEBUG_MODE(prefix, fmt, args...) do { } while (0) +#define DRM_DEBUG_DRIVER(fmt, args...) do { } while (0) +#define DRM_DEBUG_KMS(fmt, args...) do { } while (0) #define DRM_DEBUG(fmt, arg...) do { } while (0) #define DRM_LOG(fmt, arg...) do { } while (0) #define DRM_LOG_KMS(fmt, args...) do { } while (0) |