On Mon, Sep 17, 2012 at 03:36:07PM +0200, javier Martin wrote:
> This patch breaks the driver:
>
Javier,
Can you please apply the following change to see if it fixes the
problem?
Shawn
@@ -1783,6 +1783,8 @@ static int __devinit mx2_camera_probe(struct platform_device *pdev)
goto exit;
}
+ platform_set_drvdata(pdev, NULL);
+
pcdev->soc_host.drv_name = MX2_CAM_DRV_NAME,
pcdev->soc_host.ops = &mx2_soc_camera_host_ops,
pcdev->soc_host.priv = pcdev;
> soc-camera-pdrv soc-camera-pdrv.0: Probing soc-camera-pdrv.0
> Unable to handle kernel paging request at virtual address 656d6162
> pgd = c0004000
> [656d6162] *pgd=00000000
> Internal error: Oops: 80000005 [#1] PREEMPT ARM
> Modules linked in:
> CPU: 0 Not tainted (3.6.0-rc5-01222-g3413fb1 #12)
> PC is at 0x656d6162
> LR is at soc_camera_host_register+0x230/0x81c
> pc : [<656d6162>] lr : [<c01ff6a0>] psr: 40000033
> sp : c3025e48 ip : 00000000 fp : 00000000
> r10: c03f236c r9 : 00000000 r8 : 00000001
> r7 : 00000000 r6 : c317d414 r5 : c30431a0 r4 : c317d600
> r3 : 656d6163 r2 : c3025e18 r1 : 000c0000 r0 : c317d600
> Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA Thumb Segment kernel
> Control: 0005317f Table: a0004000 DAC: 00000017
> Process swapper (pid: 1, stack limit = 0xc3024270)
> Stack: (0xc3025e48 to 0xc3026000)
> 5e40: c3006460 00000000 c3192960 00000043 c317d638 c005d624
> 5e60: 00000043 c317d410 c317d478 c317d414 c02012f0 c317d410 00000000 00000043
> 5e80: c31a9800 c31a9820 00000000 c022ca74 c300ab20 00000000 c306e4a8 c306e4a0
> 5ea0: c30000c0 40000013 000080d0 c317d410 c317d410 c306e4a8 c306e4a0 00000001
> 5ec0: 00000000 c03f236c 00000000 c02c8d50 00000000 c03535ee c317d410 c02c8a44
> 5ee0: c306e4a8 c306e4a8 c03fc478 c03fc478 00000050 c03e0774 c03dc684 c0189d30
> 5f00: c306e4a8 c0188c3c c306e4a8 c306e4dc c03fc478 00000000 00000050 c0188db8
> 5f20: c03fc478 c3025f30 c0188d58 c0187610 c300760c c3079ad0 c03fc478 c03fc478
> 5f40: c318e680 c03f6458 00000000 c0187d24 c03535ee c03535ee c3025f58 c03fc478
> 5f60: 00000001 c04049c0 00000000 c01892c8 c03fc464 00000001 c04049c0 00000000
> 5f80: 00000050 c018a05c c03dc67c c03d4e84 c04049c0 c00087c8 00000006 00000006
> 5fa0: c03eeca0 c03dc67c 00000007 c03dc67c 00000007 c04049c0 c03c41a4 00000050
> 5fc0: c03e0774 c03c42f4 00000006 00000006 c03c41a4 00000000 00000000 c03c4214
> 5fe0: c0014900 00000013 00000000 00000000 00000000 c0014900 ffffffff ffffffff
> [<c01ff6a0>] (soc_camera_host_register+0x230/0x81c) from [<c02c8d50>]
> (mx2_camera_probe+0x30c/0x3ac)
> [<c02c8d50>] (mx2_camera_probe+0x30c/0x3ac) from [<c0189d30>]
> (platform_drv_probe+0x14/0x18)
> [<c0189d30>] (platform_drv_probe+0x14/0x18) from [<c0188c3c>]
> (driver_probe_device+0xb0/0x1cc)
> [<c0188c3c>] (driver_probe_device+0xb0/0x1cc) from [<c0188db8>]
> (__driver_attach+0x60/0x84)
> [<c0188db8>] (__driver_attach+0x60/0x84) from [<c0187610>]
> (bus_for_each_dev+0x48/0x84)
> [<c0187610>] (bus_for_each_dev+0x48/0x84) from [<c0187d24>]
> (bus_add_driver+0x9c/0x20c)
> [<c0187d24>] (bus_add_driver+0x9c/0x20c) from [<c01892c8>]
> (driver_register+0xa0/0x138)
> [<c01892c8>] (driver_register+0xa0/0x138) from [<c018a05c>]
> (platform_driver_probe+0x18/0x98)
> [<c018a05c>] (platform_driver_probe+0x18/0x98) from [<c00087c8>]
> (do_one_initcall+0x94/0x16c)
> [<c00087c8>] (do_one_initcall+0x94/0x16c) from [<c03c42f4>]
> (kernel_init+0xe0/0x1ac)
> [<c03c42f4>] (kernel_init+0xe0/0x1ac) from [<c0014900>]
> (kernel_thread_exit+0x0/0x8)
> Code: bad PC value
> ---[ end trace 7f259a1ce2e10b1a ]---
> Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
>
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