From: Andrew Morton <akpm@linux-foundation.org>
To: Michael Buesch <mb@bu3sch.de>
Cc: John Linville <linville@tuxdriver.com>,
linux-wireless@vger.kernel.org,
Aurelien Jarno <aurelien@aurel32.net>,
Felix Fietkau <nbd@openwrt.org>
Subject: Re: [PATCH] ssb-chipcommon: Add function to get processor clock
Date: Wed, 1 Aug 2007 15:06:11 -0700 [thread overview]
Message-ID: <20070801150611.44c9c47a.akpm@linux-foundation.org> (raw)
In-Reply-To: <200708010011.56753.mb@bu3sch.de>
On Wed, 1 Aug 2007 00:11:56 +0200
Michael Buesch <mb@bu3sch.de> wrote:
> From: Aurelien Jarno <aurelien@aurel32.net>
>
> The patch below (against 2.6.23-rc1-mm1) adds a new function to get the
> processor clock. It originally comes from the OpenWrt patches.
>
> Cc: Felix Fietkau <nbd@openwrt.org>
> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
> Signed-off-by: Michael Buesch <mb@bu3sch.de>
>
> --- a/drivers/ssb/driver_chipcommon.c 2007-07-14 21:05:44.000000000 +0200
> +++ b/drivers/ssb/driver_chipcommon.c 2007-07-14 21:22:04.000000000 +0200
> @@ -264,6 +264,30 @@
> ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
> }
>
> +/* Get the processor clock */
> +void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
> + u32 *plltype, u32 *n, u32 *m)
> +{
> + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
> + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
> + switch (*plltype) {
> + case SSB_PLLTYPE_2:
> + case SSB_PLLTYPE_4:
> + case SSB_PLLTYPE_6:
> + case SSB_PLLTYPE_7:
> + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
> + break;
> + case SSB_PLLTYPE_3:
> + /* 5350 uses m2 to control mips */
> + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
> + break;
> + default:
> + *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
> + break;
> + }
> +}
Please indent the body of switch statements one tabstop less than this.
> +/* Get the bus clock */
> void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
> u32 *plltype, u32 *n, u32 *m)
> {
> --- a/include/linux/ssb/ssb_driver_chipcommon.h 2007-07-14 21:05:44.000000000 +0200
> +++ b/include/linux/ssb/ssb_driver_chipcommon.h 2007-07-14 21:17:28.000000000 +0200
> @@ -364,6 +364,8 @@
> extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
> extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
>
> +extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
> + u32 *plltype, u32 *n, u32 *m);
But it has no callers?
next prev parent reply other threads:[~2007-08-01 22:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-31 22:11 [PATCH] ssb-chipcommon: Add function to get processor clock Michael Buesch
2007-08-01 22:06 ` Andrew Morton [this message]
2007-08-01 22:09 ` Michael Buesch
2007-08-02 9:12 ` Aurelien Jarno
2007-08-02 9:40 ` Michael Buesch
2007-08-02 10:24 ` Aurelien Jarno
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