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drm/print: rename drm_debug to __drm_debug to discourage use

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drm_debug_enabled() is the way to check. __drm_debug is now reserved for
drm print code only. No functional changes.

v2: Rebase on move unlikely() to drm_debug_enabled()

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Eric Engestrom <eric@engestrom.ch>
Acked-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Sean Paul <sean@poorly.run>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/840ff7292d1a39512bac2fcb1f45de9d50694bf1.1572258936.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2019-10-28 12:38:18 +02:00
parent f139a62c7a
commit 9f0ac02841
2 changed files with 7 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
drivers/gpu/drm/drm_print.c
View file

@ -37,11 +37,11 @@
#include <drm/drm_print.h> #include <drm/drm_print.h>
/* /*
* drm_debug: Enable debug output. * __drm_debug: Enable debug output.
* Bitmask of DRM_UT_x. See include/drm/drm_print.h for details. * Bitmask of DRM_UT_x. See include/drm/drm_print.h for details.
*/ */
unsigned int drm_debug; unsigned int __drm_debug;
EXPORT_SYMBOL(drm_debug); EXPORT_SYMBOL(__drm_debug);
MODULE_PARM_DESC(debug, "Enable debug output, where each bit enables a debug category.\n" MODULE_PARM_DESC(debug, "Enable debug output, where each bit enables a debug category.\n"
"\t\tBit 0 (0x01) will enable CORE messages (drm core code)\n" "\t\tBit 0 (0x01) will enable CORE messages (drm core code)\n"
@ -52,7 +52,7 @@ MODULE_PARM_DESC(debug, "Enable debug output, where each bit enables a debug cat
"\t\tBit 5 (0x20) will enable VBL messages (vblank code)\n" "\t\tBit 5 (0x20) will enable VBL messages (vblank code)\n"
"\t\tBit 7 (0x80) will enable LEASE messages (leasing code)\n" "\t\tBit 7 (0x80) will enable LEASE messages (leasing code)\n"
"\t\tBit 8 (0x100) will enable DP messages (displayport code)"); "\t\tBit 8 (0x100) will enable DP messages (displayport code)");
module_param_named(debug, drm_debug, int, 0600); module_param_named(debug, __drm_debug, int, 0600);
void __drm_puts_coredump(struct drm_printer *p, const char *str) void __drm_puts_coredump(struct drm_printer *p, const char *str)
{ {

5
include/drm/drm_print.h
View file

@ -34,7 +34,8 @@
#include <drm/drm.h> #include <drm/drm.h>
extern unsigned int drm_debug; /* Do *not* use outside of drm_print.[ch]! */
extern unsigned int __drm_debug;
/** /**
* DOC: print * DOC: print
@ -295,7 +296,7 @@ static inline struct drm_printer drm_err_printer(const char *prefix)
static inline bool drm_debug_enabled(unsigned int category) static inline bool drm_debug_enabled(unsigned int category)
{ {
return unlikely(drm_debug & category); return unlikely(__drm_debug & category);
} }
__printf(3, 4) __printf(3, 4)