drm_panic will need the low-level drm_fb_xxxx_line functions.
Signed-off-by: Jocelyn Falempe <jfalempe@xxxxxxxxxx>
---
drivers/gpu/drm/drm_format_helper.c | 3 ++-
include/drm/drm_format_helper.h | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c
index f93a4efcee90..e2d3bc2707ea 100644
--- a/drivers/gpu/drm/drm_format_helper.c
+++ b/drivers/gpu/drm/drm_format_helper.c
@@ -320,7 +320,7 @@ void drm_fb_xrgb8888_to_rgb332(struct iosys_map *dst, const unsigned int *dst_pi
}
EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgb332);
-static void drm_fb_xrgb8888_to_rgb565_line(void *dbuf, const void *sbuf, unsigned int pixels)
+void drm_fb_xrgb8888_to_rgb565_line(void *dbuf, const void *sbuf, unsigned int pixels)
{
__le16 *dbuf16 = dbuf;
const __le32 *sbuf32 = sbuf;
@@ -336,6 +336,7 @@ static void drm_fb_xrgb8888_to_rgb565_line(void *dbuf, const void *sbuf, unsigne
dbuf16[x] = cpu_to_le16(val16);
}
}
+EXPORT_SYMBOL(drm_fb_xrgb8888_to_rgb565_line);
/* TODO: implement this helper as conversion to RGB565|BIG_ENDIAN */
static void drm_fb_xrgb8888_to_rgb565_swab_line(void *dbuf, const void *sbuf,
diff --git a/include/drm/drm_format_helper.h b/include/drm/drm_format_helper.h
index 291deb09475b..ca4ac4ff0801 100644
--- a/include/drm/drm_format_helper.h
+++ b/include/drm/drm_format_helper.h
@@ -67,4 +67,6 @@ size_t drm_fb_build_fourcc_list(struct drm_device *dev,
const u32 *native_fourccs, size_t native_nfourccs,
u32 *fourccs_out, size_t nfourccs_out);
+
+void drm_fb_xrgb8888_to_rgb565_line(void *dbuf, const void *sbuf, unsigned int pixels);
#endif /* __LINUX_DRM_FORMAT_HELPER_H */
--
2.41.0
