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Date: Wed, 7 Jan 2015 15:40:02 -0600 From: Suravee Suthikulanit <suravee.suthikulpanit@....com> To: "Rafael J. Wysocki" <rjw@...ysocki.net> CC: <lenb@...nel.org>, <hdegoede@...hat.com>, <tj@...nel.org>, <arnd@...db.de>, <mjg59@...f.ucam.org>, <grant.likely@...aro.org>, <hanjun.guo@...aro.org>, <al.stone@...aro.org>, <graeme.gregory@...aro.org>, <leo.duran@....com>, <linux-ide@...r.kernel.org>, <linux-acpi@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <linaro-acpi@...ts.linaro.org> Subject: Re: [V2 PATCH 0/2] Introduce ACPI support for ahci_platform driver On 1/5/2015 5:24 PM, Rafael J. Wysocki wrote: > On Monday, January 05, 2015 03:11:13 PM Suravee Suthikulpanit wrote: >> This patch series introduce ACPI support for non-PCI AHCI platform driver. >> Existing ACPI support for AHCI assumes the device controller is a PCI device. >> >> Also, since there is no ACPI _HID/_CID for generic AHCI controller, the driver >> could not use them for matching devices. Therefore, this patch introduces >> a mechanism for drivers to match devices using ACPI _CLS method. >> >> This patch series is rebased from and tested with: >> >> http://git.linaro.org/leg/acpi/acpi.git acpi-5.1-v7 >> >> This topic was discussed earlier here (as part of introducing support for >> AMD Seattle SATA controller): >> >> http://marc.info/?l=linux-arm-kernel&m=141083492521584&w=2 >> >> NOTE: >> * PATCH 2/2 has already been Acked-by Tejun Heo in V1. I only made >> a minor renaming of the acpi_cls to acpi_match_cls for clarity >> in V2. It probably should be routed together with the PATCH 1/2 >> (once acked) since it defines the new member in the struct. >> >> Changes V1 (https://lkml.org/lkml/2014/12/19/345) >> * Rebased to 3.19.0-rc2 >> * Change from acpi_cls in device_driver to acpi_match_cls (Hanjun comment) >> * Change the matching logic in acpi_driver_match_device() due to the new >> special PRP0001 _HID. >> * Simplify the return type of acpi_match_device_cls() to boolean. >> >> Changes from RFC (https://lkml.org/lkml/2014/12/17/446) >> * Remove #ifdef and make non-ACPI version of the acpi_match_device_cls >> as inline. (per Arnd) >> * Simplify logic to retrieve and evaluate _CLS handle. (per Hanjun) >> >> Suravee Suthikulpanit (2): >> ACPI / scan: Add support for ACPI _CLS device matching >> ata: ahci_platform: Add ACPI _CLS matching >> >> drivers/acpi/scan.c | 79 +++++++++++++++++++++++++++++++++++++++-- >> drivers/ata/Kconfig | 2 +- >> drivers/ata/ahci_platform.c | 3 ++ >> include/acpi/acnames.h | 1 + >> include/linux/acpi.h | 10 ++++++ >> include/linux/device.h | 1 + >> include/linux/mod_devicetable.h | 6 ++++ >> 7 files changed, 98 insertions(+), 4 deletions(-) > > I'll take care of this when I'm back from travels later this month. Thanks! > Thanks Rafael. Suravee -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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