From: Alexey Gladkov <legion@kernel.org>
To: LKML <linux-kernel@vger.kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>
Subject: [RFC PATCH v1 4/5] vgacon: Allow to get max font width and height
Date: Thu, 15 Feb 2024 15:37:23 +0000 [thread overview]
Message-ID: <b73164a958e9c8749ff1bc0902eb8453fcd30dd8.1708011391.git.legion@kernel.org> (raw)
In-Reply-To: <cover.1708011391.git.legion@kernel.org>
Signed-off-by: Alexey Gladkov <legion@kernel.org>
---
drivers/video/console/vgacon.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 8ef1579fa57f..a499a469df4d 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -61,6 +61,10 @@ static struct vgastate vgastate;
#define BLANK 0x0020
#define VGA_FONTWIDTH 8 /* VGA does not support fontwidths != 8 */
+
+#define VGACON_MAX_FONT_WIDTH VGA_FONTWIDTH
+#define VGACON_MAX_FONT_HEIGHT 32
+
/*
* Interface used by the world
*/
@@ -1013,6 +1017,15 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight)
return 0;
}
+static int vgacon_font_info(struct vc_data *vc, struct console_font *font)
+{
+ font->width = VGACON_MAX_FONT_WIDTH;
+ font->height = VGACON_MAX_FONT_HEIGHT;
+ font->charcount = 512;
+
+ return 0;
+}
+
static int vgacon_font_set(struct vc_data *c, struct console_font *font,
unsigned int vpitch, unsigned int flags)
{
@@ -1022,7 +1035,8 @@ static int vgacon_font_set(struct vc_data *c, struct console_font *font,
if (vga_video_type < VIDEO_TYPE_EGAM)
return -EINVAL;
- if (font->width != VGA_FONTWIDTH || font->height > 32 || vpitch != 32 ||
+ if (font->width != VGACON_MAX_FONT_WIDTH ||
+ font->height > VGACON_MAX_FONT_HEIGHT || vpitch != 32 ||
(charcount != 256 && charcount != 512))
return -EINVAL;
@@ -1177,6 +1191,7 @@ const struct consw vga_con = {
.con_scroll = vgacon_scroll,
.con_switch = vgacon_switch,
.con_blank = vgacon_blank,
+ .con_font_info = vgacon_font_info,
.con_font_set = vgacon_font_set,
.con_font_get = vgacon_font_get,
.con_resize = vgacon_resize,
--
2.43.0
next prev parent reply other threads:[~2024-02-15 15:37 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-15 15:37 [RFC PATCH v1 0/5] VT: Add ability to get font requirements Alexey Gladkov
2024-02-15 15:37 ` [RFC PATCH v1 1/5] VT: Add KD_FONT_OP_GET_INFO operation Alexey Gladkov
2024-02-15 15:37 ` [RFC PATCH v1 2/5] newport_con: Allow to get max font width and height Alexey Gladkov
2024-02-15 15:37 ` [RFC PATCH v1 3/5] sticon: " Alexey Gladkov
2024-02-16 7:10 ` Jiri Slaby
2024-02-16 13:03 ` Alexey Gladkov
2024-02-15 15:37 ` Alexey Gladkov [this message]
2024-02-15 15:37 ` [RFC PATCH v1 5/5] fbcon: " Alexey Gladkov
2024-02-16 7:21 ` [RFC PATCH v1 0/5] VT: Add ability to get font requirements Jiri Slaby
2024-02-16 13:26 ` Alexey Gladkov
2024-02-16 13:45 ` Samuel Thibault
2024-02-16 14:40 ` Alexey Gladkov
2024-02-21 7:04 ` Jiri Slaby
2024-02-26 15:21 ` [RFC PATCH v2 " Alexey Gladkov
2024-02-26 15:21 ` [RFC PATCH v2 1/5] VT: Add KD_FONT_OP_GET_INFO operation Alexey Gladkov
2024-02-26 15:21 ` [RFC PATCH v2 2/5] newport_con: Allow to get max font width and height Alexey Gladkov
2024-02-26 15:21 ` [RFC PATCH v2 3/5] sticon: " Alexey Gladkov
2024-02-27 5:52 ` Greg Kroah-Hartman
2024-02-27 14:06 ` Alexey Gladkov
2024-02-26 15:21 ` [RFC PATCH v2 4/5] vgacon: " Alexey Gladkov
2024-02-26 15:21 ` [RFC PATCH v2 5/5] fbcon: " Alexey Gladkov
2024-03-12 14:23 ` [PATCH v3 0/2] VT: Add ability to get font requirements legion
2024-03-12 14:23 ` [PATCH v3 1/2] VT: Add KDFONTINFO ioctl legion
2024-03-15 9:15 ` Helge Deller
2024-03-12 14:23 ` [PATCH v3 2/2] VT: Allow to get max font width and height legion
2024-03-13 17:40 ` Oleg Bulatov
2024-04-02 11:09 ` Jiri Slaby
2024-03-15 9:16 ` Helge Deller
2024-04-02 10:32 ` [RESEND PATCH v3 0/2] VT: Add ability to get font requirements Alexey Gladkov
2024-04-02 10:32 ` [RESEND PATCH v3 1/2] VT: Add KDFONTINFO ioctl Alexey Gladkov
2024-04-02 11:02 ` Jiri Slaby
2024-04-02 13:19 ` Alexey Gladkov
2024-04-03 5:27 ` Jiri Slaby
2024-04-10 16:29 ` Alexey Gladkov
2024-04-10 17:11 ` Greg Kroah-Hartman
2024-04-02 17:50 ` [PATCH v4 0/3] VT: Add ability to get font requirements Alexey Gladkov
2024-04-02 17:50 ` [PATCH v4 1/3] VT: Use macros to define ioctls Alexey Gladkov
2024-04-02 17:50 ` [PATCH v4 2/3] VT: Add KDFONTINFO ioctl Alexey Gladkov
2024-04-03 4:55 ` Greg Kroah-Hartman
2024-04-03 5:05 ` Jiri Slaby
2024-04-10 16:36 ` Alexey Gladkov
2024-04-11 3:53 ` Jiri Slaby
2024-04-02 17:50 ` [PATCH v4 3/3] VT: Allow to get max font width and height Alexey Gladkov
2024-04-17 17:37 ` [PATCH v5 0/3] VT: Add ability to get font requirements Alexey Gladkov
2024-04-17 17:37 ` [PATCH v5 1/3] VT: Use macros to define ioctls Alexey Gladkov
2024-04-18 6:18 ` Greg Kroah-Hartman
2024-04-17 17:37 ` [PATCH v5 2/3] VT: Add KDFONTINFO ioctl Alexey Gladkov
2024-04-17 19:31 ` Helge Deller
2024-04-18 10:45 ` Alexey Gladkov
2024-04-25 10:33 ` Helge Deller
2024-04-25 11:06 ` Alexey Gladkov
2024-04-25 11:35 ` Helge Deller
2024-04-18 6:18 ` Greg Kroah-Hartman
2024-04-18 10:27 ` Alexey Gladkov
2024-04-17 17:37 ` [PATCH v5 3/3] VT: Allow to get max font width and height Alexey Gladkov
2024-04-02 10:32 ` [RESEND PATCH v3 2/2] " Alexey Gladkov
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