diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2025-12-09 09:55:49 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2026-01-23 05:20:28 +0200 |
| commit | 46e51fd0149a85e8165868761f7ede2fdec56654 (patch) | |
| tree | c424b9de04763008c61d63c4c713dab3e6a7c591 /include | |
| parent | 359dd735ef833f2d9b75917794d049761f9e007c (diff) | |
video/vga: Add VGA_IS0_R
Add a proper name for the "Input status register 0" IO address.
Currently we have some code that does reads using the aliasing
VGA_MSR_W define, making it unclear what register we're
actually reading.
v2: Remove stray '?'
Cc: Helge Deller <deller@gmx.de>
Cc: linux-fbdev@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patch.msgid.link/20251209075549.14051-1-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/video/vga.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/video/vga.h b/include/video/vga.h index 468764d6727a..2f13c371800b 100644 --- a/include/video/vga.h +++ b/include/video/vga.h @@ -46,6 +46,7 @@ #define VGA_MIS_R 0x3CC /* Misc Output Read Register */ #define VGA_MIS_W 0x3C2 /* Misc Output Write Register */ #define VGA_FTC_R 0x3CA /* Feature Control Read Register */ +#define VGA_IS0_R 0x3C2 /* Input Status Register 0 */ #define VGA_IS1_RC 0x3DA /* Input Status Register 1 - color emulation */ #define VGA_IS1_RM 0x3BA /* Input Status Register 1 - mono emulation */ #define VGA_PEL_D 0x3C9 /* PEL Data Register */ |