From: Anton Vorontsov <avorontsov@ru.mvista.com>
Date: Sat, 18 Apr 2009 17:48:52 +0000 (+0400)
Subject: fsl_rio: Pass the proper device to dma mapping routines
X-Git-Tag: v2.6.30-rc4~70^2~13
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0dbbbf1a0e305ad900b733e2ba1cac304d31696e;p=pandora-kernel.git

fsl_rio: Pass the proper device to dma mapping routines

The driver should pass a device that specifies internal DMA ops, but
currently NULL pointer is passed, therefore following bug appears
during boot up:

  ------------[ cut here ]------------
  Kernel BUG at c0018a7c [verbose debug info unavailable]
  Oops: Exception in kernel mode, sig: 5 [#1]
  [...]
  NIP [c0018a7c] fsl_rio_doorbell_init+0x34/0x60
  LR [c0018a70] fsl_rio_doorbell_init+0x28/0x60
  Call Trace:
  [ef82bda0] [c0018a70] fsl_rio_doorbell_init+0x28/0x60 (unreliable)
  [ef82bdc0] [c0019160] fsl_rio_setup+0x6b8/0x84c
  [ef82be20] [c02d28ac] fsl_of_rio_rpn_probe+0x30/0x50
  [ef82be40] [c0234f20] of_platform_device_probe+0x5c/0x84
  [...]
  ---[ end trace 561bb236c800851f ]---

This patch fixes the issue.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
---

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