[PATCH] radeon: Use mdelay() instead of msleep() in atom_op_delay().

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From: Michel Dänzer <michel.daenzer@xxxxxxx>

It can be called from atomic context, e.g. when switching to console for panic
output.

Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=43941

Signed-off-by: Michel Dänzer <michel.daenzer@xxxxxxx>
---
 drivers/gpu/drm/radeon/atom.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 14cc88a..d99dbb6 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -666,7 +666,7 @@ static void atom_op_delay(atom_exec_context *ctx, int *ptr, int arg)
 	if (arg == ATOM_UNIT_MICROSEC)
 		udelay(count);
 	else
-		msleep(count);
+		mdelay(count);
 }
 
 static void atom_op_div(atom_exec_context *ctx, int *ptr, int arg)
-- 
1.7.7.3

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