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Commit 9f3319b4 authored by Marco Schluessler's avatar Marco Schluessler Committed by Mauro Carvalho Chehab
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V4L/DVB (3403): Workaround to fix initialization for Nexus CA 



Workaround for Nexus CA: Debi test fails unless first debi write is repeated.

Signed-off-by: default avatarMarco Schluessler <marco@lordzodiac.de>
Signed-off-by: default avatarOliver Endriss <o.endriss@gmx.de>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent 2d6b5f62

drivers/media/dvb/ttpci/av7110_hw.c

+3 −0
Original line number Diff line number Diff line
@@ -245,6 +245,9 @@ int av7110_bootarm(struct av7110 *av7110) 


	/* test DEBI */

	iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);

	/* FIXME: Why does Nexus CA require 2x iwdebi for first init? */

	iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);



	if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {

		printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: "

		       "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",