Messages in this thread | | | From | Marc Dietrich <> | Subject | Re: [PATCH 2/2] nouveau: replace large udelay by mdelay | Date | Wed, 22 May 2013 22:33:50 +0200 |
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Looks like Arndt already send a fix for this. Sorry for the noise.
Am Mittwoch, 22. Mai 2013, 21:48:42 schrieb Marc Dietrich: > ARM has a maximum of 2000 usec delay. Use mdelay for larger delays. > This affects distro kernels mostly. > > Cc: David Airlie <airlied@linux.ie> > Cc: Ben Skeggs <bskeggs@redhat.com> > Signed-off-by: Marc Dietrich <marvin24@gmx.de> > --- > 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);
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