From: "Z. Liu" liuzx@knownsec.com
stable inclusion from stable-v5.10.110 commit f8bf19f7f3112f28b55222977687ce729cc217e3 bugzilla: https://gitee.com/openeuler/kernel/issues/I574AL
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 62d89a7d49afe46e6b9bbe9e23b004ad848dbde4 ]
Start from commit 11be60bd66d54 "matroxfb: add Matrox MGA-G200eW board support", when maxvram is 0x800000, monitor become black w/ error message said: "The current input timing is not supported by the monitor display. Please change your input timing to 1920x1080@60Hz ...".
Fixes: 11be60bd66d5 ("matroxfb: add Matrox MGA-G200eW board support") Signed-off-by: Z. Liu liuzx@knownsec.com Signed-off-by: Helge Deller deller@gmx.de Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Yu Liao liaoyu15@huawei.com Reviewed-by: Wei Li liwei391@huawei.com Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/video/fbdev/matrox/matroxfb_base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/video/fbdev/matrox/matroxfb_base.c b/drivers/video/fbdev/matrox/matroxfb_base.c index 570439b32655..daaa99818d3b 100644 --- a/drivers/video/fbdev/matrox/matroxfb_base.c +++ b/drivers/video/fbdev/matrox/matroxfb_base.c @@ -1377,7 +1377,7 @@ static struct video_board vbG200 = { .lowlevel = &matrox_G100 }; static struct video_board vbG200eW = { - .maxvram = 0x800000, + .maxvram = 0x100000, .maxdisplayable = 0x800000, .accelID = FB_ACCEL_MATROX_MGAG200, .lowlevel = &matrox_G100