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s3fb: driver fixes

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This fixes broken fbcon on Virge VX in 24 bpp mode, and contains several
other small updates.

Signed-off-by: Ondrej Zajicek <santiago@crfreenet.org>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Ondrej Zajicek
2007-05-08 00:39:24 -07:00
committed by Linus Torvalds
parent 4941cb7a18
commit 249bdbbf0d
2 changed files with 18 additions and 15 deletions
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12
Documentation/fb/s3fb.txt
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@@ -35,10 +35,12 @@ Supported Features
* suspend/resume support
* DPMS support
Text mode is supported even in higher resolutions, but there is limitation
to lower pixclocks (maximum between 50-60 MHz, depending on specific hardware).
This limitation is not enforced by driver. Text mode supports 8bit wide fonts
only (hardware limitation) and 16bit tall fonts (driver limitation).
Text mode is supported even in higher resolutions, but there is limitation to
lower pixclocks (maximum usually between 50-60 MHz, depending on specific
hardware, i get best results from plain S3 Trio32 card - about 75 MHz). This
limitation is not enforced by driver. Text mode supports 8bit wide fonts only
(hardware limitation) and 16bit tall fonts (driver limitation). Text mode
support is broken on S3 Trio64 V2/DX.
There are two 4 bpp modes. First mode (selected if nonstd == 0) is mode with
packed pixels, high nibble first. Second mode (selected if nonstd == 1) is mode
@@ -73,6 +75,8 @@ Known bugs
==========
* cursor disable in text mode doesn't work
* text mode broken on S3 Trio64 V2/DX
--
Ondrej Zajicek <santiago@crfreenet.org>