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tty: vt: change consw::con_set_origin() return type

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The return value of consw::con_set_origin() is only true/false, meaining
if vc->vc_origin is set to vc->vc_screenbuf or not.

So switch the type and returned values accordingly.

And document the hook.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Cc: Helge Deller <deller@gmx.de>
Cc: linux-fbdev@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Tested-by: Helge Deller <deller@gmx.de> # parisc STI console
Link: https://lore.kernel.org/r/20240122110401.7289-39-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE)
2024-01-22 12:03:52 +01:00
committed by Greg Kroah-Hartman
parent 4f59617065
commit 42822fabfc
2 changed files with 8 additions and 5 deletions
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include/linux/console.h
+4 -1
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@@ -55,6 +55,9 @@ enum vc_intensity;
* @con_set_palette: sets the palette of the console to @table (optional)
* @con_scrolldelta: the contents of the console should be scrolled by @lines.
* Invoked by user. (optional)
* @con_set_origin: set origin (see &vc_data::vc_origin) of the @vc. If not
* provided or returns false, the origin is set to
* @vc->vc_screenbuf. (optional)
*/
struct consw {
struct module *owner;
@@ -87,7 +90,7 @@ struct consw {
void (*con_set_palette)(struct vc_data *vc,
const unsigned char *table);
void (*con_scrolldelta)(struct vc_data *vc, int lines);
int (*con_set_origin)(struct vc_data *vc);
bool (*con_set_origin)(struct vc_data *vc);
void (*con_save_screen)(struct vc_data *vc);
u8 (*con_build_attr)(struct vc_data *vc, u8 color,
enum vc_intensity intensity,