From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: [PATCH v1] ACPI: Switch to use generic UUID API Date: Thu, 4 May 2017 14:46:05 +0200 Message-ID: <20170504124604.GA14127@8bytes.org> References: <20170504092151.88646-1-andriy.shevchenko@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20170504092151.88646-1-andriy.shevchenko@linux.intel.com> Sender: linux-pci-owner@vger.kernel.org To: Andy Shevchenko Cc: linux-acpi@vger.kernel.org, tpmdd-devel@lists.sourceforge.net, intel-gfx@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-input@vger.kernel.org, iommu@lists.linux-foundation.org, linux-mmc@vger.kernel.org, netdev@vger.kernel.org, linux-pci@vger.kernel.org, linux-usb@vger.kernel.org, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, "Rafael J . Wysocki" , Mika Westerberg , Borislav Petkov , Dan Williams , Amir Goldstein , Jarkko Sakkinen , Jani Nikula , Ben Skeggs , Benjamin Tissoires , Adrian Hunter List-Id: linux-input@vger.kernel.org On Thu, May 04, 2017 at 12:21:51PM +0300, Andy Shevchenko wrote: > diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c > index cbf7763d8091..420d51b286ad 100644 > --- a/drivers/iommu/dmar.c > +++ b/drivers/iommu/dmar.c > @@ -1808,10 +1808,9 @@ IOMMU_INIT_POST(detect_intel_iommu); > * for Directed-IO Architecture Specifiction, Rev 2.2, Section 8.8 > * "Remapping Hardware Unit Hot Plug". > */ > -static u8 dmar_hp_uuid[] = { > - /* 0000 */ 0xA6, 0xA3, 0xC1, 0xD8, 0x9B, 0xBE, 0x9B, 0x4C, > - /* 0008 */ 0x91, 0xBF, 0xC3, 0xCB, 0x81, 0xFC, 0x5D, 0xAF > -}; > +static uuid_le dmar_hp_uuid = > + UUID_LE(0xD8C1A3A6, 0xBE9B, 0x4C9B, > + 0x91, 0xBF, 0xC3, 0xCB, 0x81, 0xFC, 0x5D, 0xAF); > > /* > * Currently there's only one revision and BIOS will not check the revision id, > @@ -1824,7 +1823,7 @@ static u8 dmar_hp_uuid[] = { > > static inline bool dmar_detect_dsm(acpi_handle handle, int func) > { > - return acpi_check_dsm(handle, dmar_hp_uuid, DMAR_DSM_REV_ID, 1 << func); > + return acpi_check_dsm(handle, &dmar_hp_uuid, DMAR_DSM_REV_ID, 1 << func); > } > > static int dmar_walk_dsm_resource(acpi_handle handle, int func, > @@ -1843,7 +1842,7 @@ static int dmar_walk_dsm_resource(acpi_handle handle, int func, > if (!dmar_detect_dsm(handle, func)) > return 0; > > - obj = acpi_evaluate_dsm_typed(handle, dmar_hp_uuid, DMAR_DSM_REV_ID, > + obj = acpi_evaluate_dsm_typed(handle, &dmar_hp_uuid, DMAR_DSM_REV_ID, > func, NULL, ACPI_TYPE_BUFFER); > if (!obj) > return -ENODEV; DMAR part is Acked-by: Joerg Roedel