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From: Matthias Schwarzott <zzam@gentoo.org>
To: linux-media@vger.kernel.org
Cc: Dan Carpenter <error27@gmail.com>,
	Matthias Schwarzott <zzam@gentoo.de>,
	Mauro Carvalho Chehab <mchehab@infradead.org>
Subject: Re: weird array index in zl10036.c
Date: Sun, 27 Dec 2009 18:02:45 +0100	[thread overview]
Message-ID: <200912271802.46083.zzam@gentoo.org> (raw)
In-Reply-To: <20091227131529.GJ6075@bicker>

On Sonntag, 27. Dezember 2009, Dan Carpenter wrote:
> drivers/media/dvb/frontends/zl10036.c
>    397          /* could also be one block from reg 2 to 13 and additional
>  10/11 */ 398          u8 zl10036_init_tab[][2] = {
>    399                  { 0x04, 0x00 },         /*   2/3: div=0x400 -
>  arbitrary value */ 400                  { 0x8b, _RDIV_REG },    /*   4/5:
>  rfg=0 ba=1 bg=1 len=? */ 401                                          /*  
>       p0=0 c=0 r=_RDIV_REG */ 402                  { 0xc0, 0x20 },        
>  /*   6/7: rsd=0 bf=0x10 */ 403                  { 0xd3, 0x40 },         /*
>    8/9: from datasheet */ 404                  { 0xe3, 0x5b },         /*
>  10/11: lock window level */ 405                  { 0xf0, 0x28 },        
>  /* 12/13: br=0xa clr=0 tl=0*/ 406                  { 0xe3, 0xf9 },        
>  /* 10/11: unlock window level */ 407          };
>    408
>    409          /* invalid values to trigger writing */
>    410          state->br = 0xff;
>    411          state->bf = 0xff;
>    412
>    413          if (!state->config->rf_loop_enable)
>    414                  zl10036_init_tab[1][2] |= 0x01;
> 
> This seems like an off by one error.  I think it maybe should say
> zl10036_init_tab[1][1] |= 0x01;?
> 

Good catch!
But according to the datasheet it should be
zl10036_init_tab[1][0] |= 0x01;

Please submit a patch for it.

Regards
Matthias

  reply	other threads:[~2009-12-27 17:02 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-27 13:15 weird array index in zl10036.c Dan Carpenter
2009-12-27 17:02 ` Matthias Schwarzott [this message]
2009-12-28 17:48   ` [patch] fix " Dan Carpenter
2009-12-29 10:08     ` Matthias Schwarzott

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