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Message-ID: <557027E4.7010601@linux.vnet.ibm.com>
Date: Thu, 04 Jun 2015 15:56:44 +0530
From: Madhavan Srinivasan <maddy@...ux.vnet.ibm.com>
To: Daniel Axtens <dja@...ens.net>
CC: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
Stewart Smith <stewart@...ux.vnet.ibm.com>,
Stephane Eranian <eranian@...gle.com>,
Paul Mackerras <paulus@...ba.org>, Jeremy Kerr <jk@...abs.org>,
Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
Anshuman Khandual <khandual@...ux.vnet.ibm.com>
Subject: Re: [PATCH v1 8/9] powerpc/powernv: Add OPAL support for Nest PMU
On Wednesday 03 June 2015 06:24 AM, Daniel Axtens wrote:
>> +int64_t opal_nest_ima_control(uint32_t value);
> If I'm understanding things correctly, you call this function in patch
> 3. Quoting from that patch:
>> +static void nest_init(void *dummy)
>> +{
>> + opal_nest_ima_control(P8_NEST_ENGINE_START);
>> +}
> Does this patch need to be moved earlier in the series?
I applied all the patches together and tested it since the Makefile
inclusion is
the final patch in the series. I guess it is better rearrange the series.
> Have you tested that the series compiles at every point?
> (I've found that this can be done quite easily with
> git rebase --interactive using x to run the compile)
Nice. will try this out.
Thanks for the review
Maddy
>> +
>> /* Internal functions */
>> extern int early_init_dt_scan_opal(unsigned long node, const char *uname,
>> int depth, void *data);
>> diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S
>> index a7ade94..ce36a68 100644
>> --- a/arch/powerpc/platforms/powernv/opal-wrappers.S
>> +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S
>> @@ -295,3 +295,4 @@ OPAL_CALL(opal_i2c_request, OPAL_I2C_REQUEST);
>> OPAL_CALL(opal_flash_read, OPAL_FLASH_READ);
>> OPAL_CALL(opal_flash_write, OPAL_FLASH_WRITE);
>> OPAL_CALL(opal_flash_erase, OPAL_FLASH_ERASE);
>> +OPAL_CALL(opal_nest_ima_control, OPAL_NEST_IMA_CONTROL);
--
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