[PATCH 03/15] drm/nouveau: use mdelay instead of large udelay constants

[Arnd Bergmann]

ARM cannot handle udelay for more than 2 miliseconds, so we
should use mdelay instead for those.

Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
---
 drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
index d0817d9..ed7415e 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c
@@ -51,7 +51,8 @@ nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval)
 	const u32 doff = (or * 0x800);
 	int load = -EINVAL;
 	nv_wr32(priv, 0x61a00c + doff, 0x00100000 | loadval);
-	udelay(9500);
+	mdelay(9);
+	udelay(500);
 	nv_wr32(priv, 0x61a00c + doff, 0x80000000);
 	load = (nv_rd32(priv, 0x61a00c + doff) & 0x38000000) >> 27;
 	nv_wr32(priv, 0x61a00c + doff, 0x00000000);
-- 
1.8.1.2

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