From: Damien Le Moal <damien.lemoal@opensource.wdc.com>
To: Serge Semin <fancer.lancer@gmail.com>
Cc: Randy Dunlap <rdunlap@infradead.org>,
Serge Semin <Sergey.Semin@baikalelectronics.ru>,
Hans de Goede <hdegoede@redhat.com>, Jens Axboe <axboe@kernel.dk>,
Hannes Reinecke <hare@suse.de>,
Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>,
Pavel Parkhomenko <Pavel.Parkhomenko@baikalelectronics.ru>,
Rob Herring <robh+dt@kernel.org>,
linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org
Subject: Re: [PATCH v4 19/23] ata: ahci: Add DWC AHCI SATA controller support
Date: Sat, 18 Jun 2022 15:54:30 +0900 [thread overview]
Message-ID: <ae75e0a8-8f02-cdf2-8200-a570c6afa03a@opensource.wdc.com> (raw)
In-Reply-To: <20220617203649.wa2b3etx6gpm3s5g@mobilestation>
On 6/18/22 05:36, Serge Semin wrote:
> On Thu, Jun 16, 2022 at 09:31:30AM +0900, Damien Le Moal wrote:
>> On 2022/06/16 6:30, Serge Semin wrote:
>>> On Fri, Jun 10, 2022 at 04:34:13PM -0700, Randy Dunlap wrote:
>>>> Hi Serge,
>>>>
>>>> On 6/10/22 14:58, Serge Semin wrote:
>>>>> On Fri, Jun 10, 2022 at 09:34:46AM -0700, Randy Dunlap wrote:
>>>>>> Hi--
>>>>>
>>>>> Hi Randy
>>>>>
>>>>>>
>>>>>> On 6/10/22 01:17, Serge Semin wrote:
>>>>>>> diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
>>>>>>> index bb45a9c00514..95e0e022b5bb 100644
>>>>>>> --- a/drivers/ata/Kconfig
>>>>>>> +++ b/drivers/ata/Kconfig
>>>>>>> @@ -176,6 +176,16 @@ config AHCI_DM816
>>>>>>>
>>>>>>> If unsure, say N.
>>>>>>>
>>>>>>> +config AHCI_DWC
>>>>>>> + tristate "Synopsys DWC AHCI SATA support"
>>>>>>> + select SATA_HOST
>>>>>>> + default SATA_AHCI_PLATFORM
>>>>>>
>>>>>
>>>>>> I don't think this needs to default to SATA_AHCI_PLATFORM.
>>>>>> It might build a driver that isn't needed.
>>>>>> And it's incompatible with "If unsure, say N."
>>>>>
>>>>> Basically you are right, but this particular setting is connected with
>>>>> the modification I've done in the drivers/ata/ahci_platform.c driver
>>>>> in the framework of this commit. I've moved the "snps,spear-ahci" and
>>>>> "snps,dwc-ahci" compatible devices support to the new driver. Thus
>>>>> should I omit the SATA_AHCI_PLATFORM dependency their default kernel
>>>>> configs will lack the corresponding controllers support. If it's not a
>>>>> problem and we can rely on the kernel build system ability to ask
>>>>> whether the new config needs to be set/cleared, then I would be very
>>>>> happy to drop the default setting. What do you think?
>>>>
>>>
>>>> I'd prefer to try it like that.
>>>> If it becomes a problem, we can go back to this v4 patch.
>>>
>>> Agreed then (seeing Damien is silent about your comment).
>>
>
>> I have not thought about it :)
>> I do not use SATA PLATFORM at all, so I am not familiar with its dependencies.
>> Will have a look and do my usual build tests anyway.
>
> Ok. I'll be waiting for you reply in this regard the before
> re-submitting the next series version.
Please send a fixed-up new version. I will use that to look at builds and
config dependencies.
--
Damien Le Moal
Western Digital Research
next prev parent reply other threads:[~2022-06-18 6:54 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-10 8:17 [PATCH v4 00/23] ata: ahci: Add DWC/Baikal-T1 AHCI SATA support Serge Semin
2022-06-10 8:17 ` [PATCH v4 01/23] dt-bindings: ata: ahci-platform: Move dma-coherent to sata-common.yaml Serge Semin
2022-06-14 22:02 ` Rob Herring
2022-06-14 22:15 ` Florian Fainelli
2022-06-10 8:17 ` [PATCH v4 02/23] dt-bindings: ata: ahci-platform: Detach common AHCI bindings Serge Semin
2022-06-14 22:16 ` Rob Herring
2022-06-10 8:17 ` [PATCH v4 03/23] dt-bindings: ata: ahci-platform: Clarify common AHCI props constraints Serge Semin
2022-06-14 22:17 ` Rob Herring
2022-06-10 8:17 ` [PATCH v4 04/23] dt-bindings: ata: sata: Extend number of SATA ports Serge Semin
2022-06-10 8:17 ` [PATCH v4 05/23] dt-bindings: ata: sata-brcm: Apply common AHCI schema Serge Semin
2022-06-14 22:15 ` Florian Fainelli
2022-06-14 22:17 ` Rob Herring
2022-06-10 8:17 ` [PATCH v4 06/23] ata: libahci_platform: Convert to using platform devm-ioremap methods Serge Semin
2022-06-10 8:17 ` [PATCH v4 07/23] ata: libahci_platform: Convert to using devm bulk clocks API Serge Semin
2022-06-14 8:22 ` Damien Le Moal
2022-06-15 20:45 ` Serge Semin
2022-06-16 0:23 ` Damien Le Moal
2022-06-17 19:54 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 08/23] ata: libahci_platform: Sanity check the DT child nodes number Serge Semin
2022-06-14 8:23 ` Damien Le Moal
2022-06-15 20:53 ` Serge Semin
2022-06-16 0:25 ` Damien Le Moal
2022-06-17 20:18 ` Serge Semin
2022-06-18 6:49 ` Damien Le Moal
2022-06-10 8:17 ` [PATCH v4 09/23] ata: libahci_platform: Parse ports-implemented property in resources getter Serge Semin
2022-06-10 8:17 ` [PATCH v4 10/23] ata: libahci_platform: Introduce reset assertion/deassertion methods Serge Semin
2022-06-10 8:17 ` [PATCH v4 11/23] dt-bindings: ata: ahci: Add platform capability properties Serge Semin
2022-06-14 22:19 ` Rob Herring
2022-06-15 21:56 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 12/23] ata: libahci: Extend port-cmd flags set with port capabilities Serge Semin
2022-06-14 8:32 ` Damien Le Moal
2022-06-15 20:58 ` Serge Semin
2022-06-16 0:28 ` Damien Le Moal
2022-06-17 20:31 ` Serge Semin
2022-06-18 6:52 ` Damien Le Moal
2022-06-18 8:10 ` Serge Semin
2022-06-28 12:08 ` Serge Semin
2022-06-29 1:35 ` Damien Le Moal
2022-06-29 1:47 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 13/23] ata: libahci: Discard redundant force_port_map parameter Serge Semin
2022-06-10 8:17 ` [PATCH v4 14/23] ata: libahci: Don't read AHCI version twice in the save-config method Serge Semin
2022-06-10 8:17 ` [PATCH v4 15/23] ata: ahci: Convert __ahci_port_base to accepting hpriv as arguments Serge Semin
2022-06-14 8:38 ` Damien Le Moal
2022-06-15 21:25 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 16/23] ata: ahci: Introduce firmware-specific caps initialization Serge Semin
2022-06-14 8:42 ` Damien Le Moal
2022-06-15 21:11 ` Serge Semin
2022-06-16 0:29 ` Damien Le Moal
2022-06-17 20:32 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 17/23] dt-bindings: ata: ahci: Add DWC AHCI SATA controller DT schema Serge Semin
2022-06-14 22:27 ` Rob Herring
2022-06-17 19:37 ` Serge Semin
2022-06-28 12:10 ` Serge Semin
2022-07-06 22:36 ` Rob Herring
2022-07-07 15:25 ` Serge Semin
2022-07-12 20:13 ` Rob Herring
2022-07-12 20:43 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 18/23] ata: libahci_platform: Add function returning a clock-handle by id Serge Semin
2022-06-14 8:45 ` Damien Le Moal
2022-06-15 21:24 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 19/23] ata: ahci: Add DWC AHCI SATA controller support Serge Semin
2022-06-10 16:34 ` Randy Dunlap
2022-06-10 21:58 ` Serge Semin
2022-06-10 23:34 ` Randy Dunlap
2022-06-15 21:30 ` Serge Semin
2022-06-16 0:31 ` Damien Le Moal
2022-06-17 20:36 ` Serge Semin
2022-06-18 6:54 ` Damien Le Moal [this message]
2022-06-14 8:53 ` Damien Le Moal
2022-06-15 21:48 ` Serge Semin
2022-06-16 0:33 ` Damien Le Moal
2022-06-17 20:34 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 20/23] dt-bindings: ata: ahci: Add Baikal-T1 AHCI SATA controller DT schema Serge Semin
2022-06-14 22:29 ` Rob Herring
2022-06-17 19:49 ` Serge Semin
2022-06-10 8:17 ` [PATCH v4 21/23] ata: ahci-dwc: Add platform-specific quirks support Serge Semin
2022-06-10 8:18 ` [PATCH v4 22/23] ata: ahci-dwc: Add Baikal-T1 AHCI SATA interface support Serge Semin
2022-06-10 8:18 ` [PATCH v4 23/23] MAINTAINERS: Add maintainers for DWC AHCI SATA driver Serge Semin
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