On Thursday 19 July 2012 11:49:20 Marek Vasut wrote:
Dear Mike Frysinger,
On Tuesday 05 June 2012 03:28:40 Anatolij Gustschin wrote:
On Sat, 28 Apr 2012 17:04:07 +0200 Anatolij Gustschin wrote:
Data cache flushing is required for frame buffer in RAM to fix the distorted console text output. Currently this text distortion is observed with cfb on beageboard and N900 when running with data cache enabled.
Applied to u-boot-video/master after rebasing and fixing commit log.
this patch is still wrong for the reasons i cited earlier. your cache functions are broken, not the driver.
The cache stuff is completely borked on ARM, I have no idea why people enable it.
in this case, it's making it worse for other arches, and setting bad precedents in the process
i think Simon's solution is a good middle ground: lcd: Add support for flushing LCD fb from dcache after update -mike