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drm/client: log: Look up glyph shape with font helper

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Look up glyph shapes with font_data_glyph_buf(). Handle non-existing
glyphs gracefully. Enable extended ASCII by casting to unsigned char.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patch.msgid.link/20260529140759.529929-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2026-05-29 16:01:24 +02:00
parent 98a6cabfd8
commit 26cda6f065
1 changed files with 6 additions and 4 deletions
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10
drivers/gpu/drm/clients/drm_log.c
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@ -122,10 +122,12 @@ static void drm_log_draw_line(struct drm_log_scanout *scanout, const char *s,
iosys_map_incr(&map, r.y1 * fb->pitches[0]);
for (i = 0; i < len && i < scanout->columns; i++) {
u32 color = (i < prefix_len) ? scanout->prefix_color : scanout->front_color;
src = drm_draw_get_char_bitmap(font, s[i], font_pitch);
drm_log_blit(&map, fb->pitches[0], src, font_pitch,
scanout->scaled_font_h, scanout->scaled_font_w,
px_width, color);
src = font_data_glyph_buf(font->data, font->width, font->height,
(unsigned char)s[i]);
if (src)
drm_log_blit(&map, fb->pitches[0], src, font_pitch,
scanout->scaled_font_h, scanout->scaled_font_w,
px_width, color);
iosys_map_incr(&map, scanout->scaled_font_w * px_width);
}