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Date: Thu, 25 Apr 2013 19:28:51 +0200 From: Arnd Bergmann <arnd@...db.de> To: linux-arm-kernel@...ts.infradead.org Cc: linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>, David Airlie <airlied@...ux.ie>, Ben Skeggs <bskeggs@...hat.com>, dri-devel@...ts.freedesktop.org Subject: [PATCH 08/21] drm/nouveau: use mdelay instead of large udelay constants ARM cannot handle udelay for more than 2 miliseconds, so we should use mdelay instead for those. Signed-off-by: Arnd Bergmann <arnd@...db.de> Cc: David Airlie <airlied@...ux.ie> Cc: Ben Skeggs <bskeggs@...hat.com> Cc: dri-devel@...ts.freedesktop.org --- 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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