[PATCH v9 01/25] docs/fb: Document current named modes
Maxime Ripard
maxime at cerno.tech
Mon Nov 14 13:00:20 UTC 2022
KMS supports a number of named modes already, but it's never been
documented anywhere, let's fix that.
Signed-off-by: Maxime Ripard <maxime at cerno.tech>
---
Changes in v9:
- New patch
---
Documentation/fb/modedb.rst | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/fb/modedb.rst b/Documentation/fb/modedb.rst
index 4d2411e32ebb..e53375033146 100644
--- a/Documentation/fb/modedb.rst
+++ b/Documentation/fb/modedb.rst
@@ -26,6 +26,11 @@ Valid mode specifiers (mode_option argument)::
with <xres>, <yres>, <bpp> and <refresh> decimal numbers and <name> a string.
Things between square brackets are optional.
+Valid names are::
+
+ - NSTC: 480i output, with the CCIR System-M TV mode and NTSC color encoding
+ - PAL: 576i output, with the CCIR System-B TV mode and PAL color encoding
+
If 'M' is specified in the mode_option argument (after <yres> and before
<bpp> and <refresh>, if specified) the timings will be calculated using
VESA(TM) Coordinated Video Timings instead of looking up the mode from a table.
--
b4 0.11.0-dev-99e3a
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