From: Helge Deller <deller@gmx.de>
To: Thomas Zimmermann <tzimmermann@suse.de>,
gregkh@linuxfoundation.org, jirislaby@kernel.org,
simona@ffwll.ch
Cc: linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux-serial@vger.kernel.org, sashiko-reviews@lists.linux.dev
Subject: Re: [PATCH 1/5] vt: Add cursor-size helpers
Date: Sat, 12 Sep 2026 21:01:14 +0200 [thread overview]
Message-ID: <31dfff58-f3c2-4265-b34f-e40bdc61e18c@gmx.de> (raw)
In-Reply-To: <20260911094518.78093-2-tzimmermann@suse.de>
On 9/11/26 11:25, Thomas Zimmermann wrote:
> Cursors in the VT subsystem are blocks within a character cell that are
> filled with the foreground color. The new helpers vc_font_cursor_start()
> and vc_font_cursor_end() return the scanlines in which the cursor block
> starts rsp. ends. This is compatible with VGA hardware
>
> In terms of cursor design, the new cursor-size helpers follow established
> styles in fbcon. The only exception is in underline cursors for fonts with
> a size larger than 10. The underlining dash is now one pixel closer to
> the font-glyph data, so that the cursor looks less detached. This follows
> the style used by vgacon.
>
> Similar code in vgacon and fbcon ignores the cursor's default size stored
> in vt.cur_default. The consoles default to full-block cursors, while vt
> defaults to underline cursors. The new helper fall back to cur_default and
> then underline cursors; in this order.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
> ---
> drivers/tty/vt/vt.c | 90 ++++++++++++++++++++++++++++++++++
> include/linux/console_struct.h | 2 +
> 2 files changed, 92 insertions(+)
You may add
Reviewed-by: Helge Deller <deller@gmx.de>
to the whole series.
Thanks!
Helge
next prev parent reply other threads:[~2026-09-12 19:01 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-11 9:25 [PATCH 0/5] fbcon,vgacon,vt: Share helpers for text cursors Thomas Zimmermann
2026-09-11 9:25 ` [PATCH 1/5] vt: Add cursor-size helpers Thomas Zimmermann
2026-09-12 19:01 ` Helge Deller [this message]
2026-09-11 9:25 ` [PATCH 2/5] vgacon: Remove trailing whitespaces Thomas Zimmermann
2026-09-11 9:25 ` [PATCH 3/5] vgacon: Use vt_font_cursor_{start,end}() Thomas Zimmermann
2026-09-11 9:25 ` [PATCH 4/5] lib/fonts: Add font_glyph_cursor() helper Thomas Zimmermann
2026-09-11 9:25 ` [PATCH 5/5] fbcon: Replace fbcon_fill_cursor_mask() with fbcon_cursor_glyph() Thomas Zimmermann
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