On 19 April 2016 at 18:40, Ezequiel Garcia ezequiel@vanguardiasur.com.ar wrote:
Let's be user-friendly and print an actually helpful parameter description.
Signed-off-by: Ezequiel Garcia ezequiel@vanguardiasur.com.ar
drivers/gpu/drm/drm_drv.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 167c8d3d4a31..49b658069b51 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -37,15 +37,24 @@ #include "drm_legacy.h" #include "drm_internal.h"
-unsigned int drm_debug = 0; /* bitmask of DRM_UT_x */ +/*
- drm_debug: Enable debug output.
- Bitmask of DRM_UT_x. See include/drm/drmP.h for details.
- */
+unsigned int drm_debug = 0; EXPORT_SYMBOL(drm_debug);
MODULE_AUTHOR(CORE_AUTHOR); MODULE_DESCRIPTION(CORE_DESC); MODULE_LICENSE("GPL and additional rights"); -MODULE_PARM_DESC(debug, "Enable debug output"); +MODULE_PARM_DESC(debug, "Enables debug output, where each bit enables a debug category.\n" +"Bit 0 (0x1) will enable CORE messages (drm core code)\n" +"Bit 1 (0x2) will enable DRIVER messages (drm controller code)\n" +"Bit 2 (0x4) will enable KMS messages (modesetting code)\n" +"Bit 3 (0x8) will enable PRMIE messages (prime code)\n");
typo "PRIME"
If you're doing to document things please mention all the options - you've missed the following two. #define DRM_UT_ATOMIC 0x10 #define DRM_UT_VBL 0x20
Thanks Emil