From: Michael Bringmann <mwb@linux.vnet.ibm.com>
To: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Cc: Juliet Kim <minkim@us.ibm.com>,
Thomas Falcon <tlfalcon@linux.vnet.ibm.com>,
nathanl@linux.vnet.ibm.com
Subject: Re: [RFC 1/6] powerpc:/drc Define interface to acquire arch-specific drc info
Date: Fri, 25 Jan 2019 10:11:32 -0600 [thread overview]
Message-ID: <5d0ea8c8-fcff-49c8-2fd6-70c633318f1e@linux.vnet.ibm.com> (raw)
In-Reply-To: <05aba638-f683-e7d5-ac69-053f24e3c49d@linux.vnet.ibm.com>
Adding Nathan Lynch.
On 1/24/19 6:10 PM, Tyrel Datwyler wrote:
> On 12/14/2018 12:50 PM, Michael Bringmann wrote:
>> Define interface to acquire arch-specific drc info to match against
>> hotpluggable devices. The current implementation exposes several
>> pseries-specific dynamic memory properties in generic kernel code.
>> This patch set provides an interface to pull that code out of the
>> generic kernel.
>>
>> Signed-off-by: Michael Bringmann <mwb@linux.vnet.ibm.com>
>> ---
>> include/linux/topology.h | 9 +++++++++
>> 1 file changed, 9 insertions(+)
>>
>> diff --git a/include/linux/topology.h b/include/linux/topology.h
>> index cb0775e..df97f5f 100644
>> --- a/include/linux/topology.h
>> +++ b/include/linux/topology.h
>> @@ -44,6 +44,15 @@
>>
>> int arch_update_cpu_topology(void);
>
> On another note a kern doc comment for this function would also be nice.
>
> -Tyrel
>
>>
>> +int arch_find_drc_match(struct device_node *dn,
>> + bool (*usercb)(struct device_node *dn,
>> + u32 drc_index, char *drc_name,
>> + char *drc_type, u32 drc_power_domain,
>> + void *data),
>> + char *opt_drc_type, char *opt_drc_name,
>> + bool match_drc_index, bool ck_php_type,
>> + void *data);
>> +
>> /* Conform to ACPI 2.0 SLIT distance definitions */
>> #define LOCAL_DISTANCE 10
>> #define REMOTE_DISTANCE 20
>>
>
>
--
Michael W. Bringmann
Linux I/O, Networking and Security Development
IBM Corporation
Tie-Line 363-5196
External: (512) 286-5196
Cell: (512) 466-0650
mwb@linux.vnet.ibm.com
next prev parent reply other threads:[~2019-01-25 16:15 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-14 20:49 [RFC 0/6] powerpc/pseries: Refactor code to centralize drcinfo parsing Michael Bringmann
2018-12-14 20:50 ` [RFC 1/6] powerpc:/drc Define interface to acquire arch-specific drc info Michael Bringmann
2019-01-25 0:04 ` Tyrel Datwyler
2019-01-25 16:09 ` Michael Bringmann
2019-01-28 18:23 ` Michael Bringmann
2019-01-29 9:25 ` Michael Ellerman
2019-01-29 9:31 ` Michael Ellerman
2019-01-29 16:21 ` Michael Bringmann
2019-01-25 0:10 ` Tyrel Datwyler
2019-01-25 16:11 ` Michael Bringmann [this message]
2018-12-14 20:50 ` [RFC 2/6] pseries/drcinfo: Fix bug parsing ibm,drc-info Michael Bringmann
2018-12-14 20:51 ` [RFC 3/6] pseries/drcinfo: Pseries impl of arch_find_drc_info Michael Bringmann
2019-01-25 0:04 ` Tyrel Datwyler
2019-01-25 16:10 ` Michael Bringmann
2018-12-14 20:51 ` [RFC 4/6] powerpc/pseries: Use common drcinfo parsing Michael Bringmann
2018-12-14 20:51 ` [RFC 5/6] powerpc/pci/hotplug: " Michael Bringmann
2019-01-15 0:28 ` Bjorn Helgaas
2019-01-22 19:58 ` Bjorn Helgaas
2019-01-25 0:29 ` Tyrel Datwyler
2019-01-25 16:12 ` Michael Bringmann
2018-12-14 20:51 ` [RFC 6/6] powerpc: Enable support for ibm, drc-info devtree property Michael Bringmann
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