diff options
author | Lyude Paul <lyude@redhat.com> | 2019-09-03 22:45:43 +0200 |
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committer | Lyude Paul <lyude@redhat.com> | 2019-09-04 01:29:02 +0200 |
commit | 0de54fb2d02b1f1d604db57b12341c53f07cbaf4 (patch) | |
tree | 82691002045145fe5a52c1b5fd97176027677eea /include/drm/drm_print.h | |
parent | drm/dp_mst: Move test_calc_pbn_mode() into an actual selftest (diff) | |
download | linux-0de54fb2d02b1f1d604db57b12341c53f07cbaf4.tar.xz linux-0de54fb2d02b1f1d604db57b12341c53f07cbaf4.zip |
drm/print: Add drm_err_printer()
A simple convienence function that returns a drm_printer which prints
using pr_err()
Changes since v1:
* Make __drm_printfn_err() more consistent with DRM_ERROR() - danvet
Cc: Juston Li <juston.li@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Harry Wentland <hwentlan@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190903204645.25487-6-lyude@redhat.com
Diffstat (limited to 'include/drm/drm_print.h')
-rw-r--r-- | include/drm/drm_print.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/drm/drm_print.h b/include/drm/drm_print.h index a5d6f2f3e430..112165d3195d 100644 --- a/include/drm/drm_print.h +++ b/include/drm/drm_print.h @@ -83,6 +83,7 @@ void __drm_printfn_seq_file(struct drm_printer *p, struct va_format *vaf); void __drm_puts_seq_file(struct drm_printer *p, const char *str); void __drm_printfn_info(struct drm_printer *p, struct va_format *vaf); void __drm_printfn_debug(struct drm_printer *p, struct va_format *vaf); +void __drm_printfn_err(struct drm_printer *p, struct va_format *vaf); __printf(2, 3) void drm_printf(struct drm_printer *p, const char *f, ...); @@ -227,6 +228,22 @@ static inline struct drm_printer drm_debug_printer(const char *prefix) return p; } +/** + * drm_err_printer - construct a &drm_printer that outputs to pr_err() + * @prefix: debug output prefix + * + * RETURNS: + * The &drm_printer object + */ +static inline struct drm_printer drm_err_printer(const char *prefix) +{ + struct drm_printer p = { + .printfn = __drm_printfn_err, + .prefix = prefix + }; + return p; +} + /* * The following categories are defined: * |