public inbox for linux-arm-kernel@lists.infradead.org 
 help / color / mirror / Atom feed
From: suravee.suthikulpanit@amd•com (Suravee Suthikulanit)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 1/4] ata: ahci_platform: Add ACPI support for AMD Seattle SATA controller
Date: Wed, 1 Oct 2014 16:19:37 -0500	[thread overview]
Message-ID: <542C6FE9.10903@amd.com> (raw)
In-Reply-To: <20140917012614.GA31214@srcf.ucam.org>

On 9/16/2014 8:26 PM, Matthew Garrett wrote:
> On Mon, Sep 15, 2014 at 07:47:23PM -0500, suravee.suthikulpanit at amd.com wrote:
>> From: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd•com>
>>
>> This patch adds ACPI match table in ahci_platform. The table includes
>> the acpi_device_id to match AMD Seattle SATA controller with following
>> asl structure in DSDT:
>>
>>      Device (SATA0)
>>      {
>>        Name(_HID, "AMDI0600")	// Seattle AHSATA
>
> There really ought to be a well-defined PNPID for AHCI, so you can _HID
> to AMD and _CID to something generic. That way we won't have:
>
>> +#ifdef CONFIG_ATA_ACPI
>> +static const struct acpi_device_id ahci_acpi_match[] = {
>> +	{ "AMDI0600", 0 }, /* AMD Seattle AHCI */
>> +	{ },
>> +};
>
> utter sadness here. Really, please don't end up in a situation where we
> need to add device-specific IDs to a generic driver.
>
Matthew,

Currently, there is no _CID defined for generic AHCI. We will work on 
proposing one, and provide update patches for including the new ID.

Thanks,
Suravee

  reply	other threads:[~2014-10-01 21:19 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-16  0:47 [RFC PATCH for AMD Seattle 0/4] Drivers for AMD-Seatlle to boot from ACPI suravee.suthikulpanit at amd.com
2014-09-16  0:47 ` [PATCH 1/4] ata: ahci_platform: Add ACPI support for AMD Seattle SATA controller suravee.suthikulpanit at amd.com
2014-09-17  1:26   ` Matthew Garrett
2014-10-01 21:19     ` Suravee Suthikulanit [this message]
2014-10-02  8:39       ` Arnd Bergmann
2014-10-06 16:31         ` Matthew Garrett
2014-10-06 18:19           ` Arnd Bergmann
2014-10-06 18:21             ` Matthew Garrett
2014-10-06 18:44               ` Arnd Bergmann
2014-10-06 18:47                 ` Matthew Garrett
2014-09-16  0:47 ` [PATCH 2/4] arm64/efi: efistub: don't abort if base of DRAM is occupied suravee.suthikulpanit at amd.com
2014-09-16  0:47 ` [PATCH 3/4] efi/arm64: fix fdt-related memory reservation suravee.suthikulpanit at amd.com
2014-09-16  0:47 ` [PATCH 4/4] [RFC PATCH for Juno 2/2] tty: SBSA compatible UART suravee.suthikulpanit at amd.com
2014-09-17 10:40   ` One Thousand Gnomes
2014-09-17 17:01     ` Graeme Gregory
2014-09-16  4:28 ` [RFC PATCH for AMD Seattle 0/4] Drivers for AMD-Seatlle to boot from ACPI Suravee Suthikulpanit
2014-09-16 22:56   ` Jon Masters

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=542C6FE9.10903@amd.com \
    --to=suravee.suthikulpanit@amd$(echo .)com \
    --cc=linux-arm-kernel@lists$(echo .)infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox