2021-02-16 16:02:52

by Sakari Ailus

[permalink] [raw]
Subject: [PATCH v9 4/4] drm: Remove drm_get_format_name()

The %p4cc printk format modifier was recently added to print fourcc codes,
replacing drm_get_format_name(). The function is no longer needed, so
remove it.

Signed-off-by: Sakari Ailus <[email protected]>
Reviewed-by: Petr Mladek <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
---
drivers/gpu/drm/drm_fourcc.c | 25 -------------------------
include/drm/drm_fourcc.h | 1 -
2 files changed, 26 deletions(-)

diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index 03262472059c..5cf45aa6eedc 100644
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -30,11 +30,6 @@
#include <drm/drm_device.h>
#include <drm/drm_fourcc.h>

-static char printable_char(int c)
-{
- return isascii(c) && isprint(c) ? c : '?';
-}
-
/**
* drm_mode_legacy_fb_format - compute drm fourcc code from legacy description
* @bpp: bits per pixels
@@ -130,26 +125,6 @@ uint32_t drm_driver_legacy_fb_format(struct drm_device *dev,
}
EXPORT_SYMBOL(drm_driver_legacy_fb_format);

-/**
- * drm_get_format_name - fill a string with a drm fourcc format's name
- * @format: format to compute name of
- * @buf: caller-supplied buffer
- */
-const char *drm_get_format_name(uint32_t format, struct drm_format_name_buf *buf)
-{
- snprintf(buf->str, sizeof(buf->str),
- "%c%c%c%c %s-endian (0x%08x)",
- printable_char(format & 0xff),
- printable_char((format >> 8) & 0xff),
- printable_char((format >> 16) & 0xff),
- printable_char((format >> 24) & 0x7f),
- format & DRM_FORMAT_BIG_ENDIAN ? "big" : "little",
- format);
-
- return buf->str;
-}
-EXPORT_SYMBOL(drm_get_format_name);
-
/*
* Internal function to query information for a given format. See
* drm_format_info() for the public API.
diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index 156b122c0ad5..3ea17b8a79d3 100644
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -318,6 +318,5 @@ unsigned int drm_format_info_block_height(const struct drm_format_info *info,
int plane);
uint64_t drm_format_info_min_pitch(const struct drm_format_info *info,
int plane, unsigned int buffer_width);
-const char *drm_get_format_name(uint32_t format, struct drm_format_name_buf *buf);

#endif /* __DRM_FOURCC_H__ */
--
2.29.2