[linux-dvb] [BUG] Firmware loading of FF cards is broken

Mauro Carvalho Chehab mchehab at infradead.org
Wed Jun 4 00:12:40 CEST 2008


On Tue, 03 Jun 2008 18:45:57 +0200
e9hack <e9hack at googlemail.com> wrote:

> Hi,
> 
> changsets 7973/7958 break the firmware loading of the TT-C2300 card. I get the following 
> message:
> 
> Linux video capture interface: v2.00
> saa7146: register extension 'dvb'.
> ACPI: PCI Interrupt 0000:04:06.0[A] -> Link [LNKA] -> GSI 18 (level, low) -> IRQ 21
> saa7146: found saa7146 @ mem f98f6c00 (revision 1, irq 21) (0x13c2,0x000a).
> dvb-ttpci: crc32 of dpram file does not match.
> ACPI: PCI interrupt for device 0000:04:06.0 disabled
> 
> It seems, that get_unaligned_be32() is broken. The definition in compat.h is:
> 
> #define get_unaligned_be32(a)                                   \
>          be32_to_cpu(get_unaligned((unsigned short *)(a)))
> 
> 'unsigned short *' is wrong. It should be 'unsigned long *'.
> 
> put_unaligned_be32(), get_unaligned_le32() and put_unaligned_le32() are also wrong.

Argh! cut-and-past error. Sorry. 

I've just commit a fix about this. Please test.

Cheers,
Mauro



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