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drm: Add a -puts() function for the seq_file printer 

Add a puts() function to use seq_puts() to help speed up
up print time for constant strings.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Jordan Crouse 2018-07-24 10:33:22 -06:00 committed by Rob Clark
parent 63f4cc015b
commit 4538d73245
2 changed files with 8 additions and 0 deletions
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6
drivers/gpu/drm/drm_print.c
View File

@ -104,6 +104,12 @@ void __drm_printfn_coredump(struct drm_printer *p, struct va_format *vaf)
}
EXPORT_SYMBOL(__drm_printfn_coredump);
void __drm_puts_seq_file(struct drm_printer *p, const char *str)
{
seq_puts(p->arg, str);
}
EXPORT_SYMBOL(__drm_puts_seq_file);
void __drm_printfn_seq_file(struct drm_printer *p, struct va_format *vaf)
{
seq_printf(p->arg, "%pV", vaf);

2
include/drm/drm_print.h
View File

@ -76,6 +76,7 @@ struct drm_printer {
void __drm_printfn_coredump(struct drm_printer *p, struct va_format *vaf);
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);
@ -182,6 +183,7 @@ static inline struct drm_printer drm_seq_file_printer(struct seq_file *f)
{
struct drm_printer p = {
.printfn = __drm_printfn_seq_file,
.puts = __drm_puts_seq_file,
.arg = f,
};
return p;