Signed-off-by: Alexey Gladkov <legion@xxxxxxxxxx> --- drivers/video/console/sticon.c | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) diff --git a/drivers/video/console/sticon.c b/drivers/video/console/sticon.c index 992a4fa431aa..d32ca458eb77 100644 --- a/drivers/video/console/sticon.c +++ b/drivers/video/console/sticon.c @@ -56,6 +56,11 @@ #define BLANK 0 static int vga_is_gfx; +#define STICON_MIN_FONT_WIDTH 6 +#define STICON_MIN_FONT_HEIGHT 6 +#define STICON_MAX_FONT_WIDTH 32 +#define STICON_MAX_FONT_HEIGHT 32 + #define STI_DEF_FONT sticon_sti->font /* borrowed from fbcon.c */ @@ -180,8 +185,10 @@ static int sticon_set_font(struct vc_data *vc, struct console_font *op, struct sti_cooked_font *cooked_font; unsigned char *data = op->data, *p; - if ((w < 6) || (h < 6) || (w > 32) || (h > 32) || (vpitch != 32) - || (op->charcount != 256 && op->charcount != 512)) + if (!in_range(w, STICON_MIN_FONT_WIDTH, STICON_MAX_FONT_WIDTH) || + !in_range(h, STICON_MIN_FONT_HEIGHT, STICON_MAX_FONT_HEIGHT) || + (vpitch != 32) || + (op->charcount != 256 && op->charcount != 512)) return -EINVAL; pitch = ALIGN(w, 8) / 8; bpc = pitch * h; @@ -273,6 +280,19 @@ static int sticon_font_set(struct vc_data *vc, struct console_font *font, return sticon_set_font(vc, font, vpitch); } +static int sticon_font_info(struct vc_data *vc, struct console_font_info *info) +{ + info->min_width = STICON_MIN_FONT_WIDTH; + info->min_height = STICON_MIN_FONT_HEIGHT; + + info->max_width = STICON_MAX_FONT_WIDTH; + info->max_height = STICON_MAX_FONT_HEIGHT; + + info->flags = KD_FONT_INFO_FLAG_LOW_SIZE | KD_FONT_INFO_FLAG_HIGH_SIZE; + + return 0; +} + static void sticon_init(struct vc_data *c, int init) { struct sti_struct *sti = sticon_sti; @@ -371,6 +391,7 @@ static const struct consw sti_con = { .con_scroll = sticon_scroll, .con_switch = sticon_switch, .con_blank = sticon_blank, + .con_font_info = sticon_font_info, .con_font_set = sticon_font_set, .con_font_default = sticon_font_default, .con_build_attr = sticon_build_attr, -- 2.44.0