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Date: Thu, 02 Jan 2014 23:24:39 +0100 From: Hauke Mehrtens <hauke@...ke-m.de> To: Rafał Miłecki <zajec5@...il.com> CC: David Miller <davem@...emloft.net>, Network Development <netdev@...r.kernel.org> Subject: Re: [PATCH 3/5] bgmac: add support for new BGMAC_CMDCFG_SR position on core rev >= 4 On 01/02/2014 09:28 PM, Rafał Miłecki wrote: > 2014/1/2 Hauke Mehrtens <hauke@...ke-m.de>: >> The BGMAC_CMDCFG_SR register is at a different position on core rev >= 4 >> -#define BGMAC_CMDCFG_SR 0x00000800 /* Set to reset mode */ >> +#define BGMAC_CMDCFG_SR_REVO 0x00000800 /* Set to reset mode, for other revs */ >> +#define BGMAC_CMDCFG_SR_REV4 0x00002000 /* Set to reset mode, only for core rev 4 */ >> +#define BGMAC_CMDCFG_SR(rev) ((rev >= 4) ? BGMAC_CMDCFG_SR_REV4 : BGMAC_CMDCFG_SR_REVO) > > If you use _REV4 for rev 4+, then what about using _REV0 for rev 0+? > > I guess REVO stands for OTHERS, but others doesn't actually mean rev != 4 here. > > Unless it was supposed to be 0 from the beginning and it's just a typo? > > In future you may need to use _REV7 or whatever number. > This should be REV0, 0 and O are just so similar. I will also change this from rev >= 4 to rev == 4, as the Broadcom driver does the same. Hauke -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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