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Tue, 11 Jun 2024 12:30:08 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C15EA20040; Tue, 11 Jun 2024 12:30:06 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 990F32004F; Tue, 11 Jun 2024 12:30:03 +0000 (GMT) Received: from [172.17.0.2] (unknown [9.3.101.175]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 11 Jun 2024 12:30:03 +0000 (GMT) Subject: [PATCH v3 5/6] powerpc/iommu: Move dev_has_iommu_table() to iommu.c From: Shivaprasad G Bhat To: mpe@ellerman.id.au, tpearson@raptorengineering.com, alex.williamson@redhat.com, linuxppc-dev@lists.ozlabs.org, aik@amd.com Date: Tue, 11 Jun 2024 12:30:03 +0000 Message-ID: <171810899821.1721.10732893379752118244.stgit@linux.ibm.com> In-Reply-To: <171810893836.1721.2640631616827396553.stgit@linux.ibm.com> References: <171810893836.1721.2640631616827396553.stgit@linux.ibm.com> User-Agent: StGit/1.5 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: r58SjdmH83sxctc4WSafK16X9KeYhAqV X-Proofpoint-GUID: OBh89jiXphfSmQ29BoMDVmL18ATobfrv X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.28.16 definitions=2024-06-11_07,2024-06-11_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxscore=0 bulkscore=0 clxscore=1015 spamscore=0 impostorscore=0 lowpriorityscore=0 mlxlogscore=980 priorityscore=1501 phishscore=0 malwarescore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2406110092 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: svaidy@linux.ibm.com, robh@kernel.org, jroedel@suse.de, sbhat@linux.ibm.com, gbatra@linux.vnet.ibm.com, jgg@ziepe.ca, aik@ozlabs.ru, linux-kernel@vger.kernel.org, mahesh@linux.ibm.com, aneesh.kumar@kernel.org, brking@linux.vnet.ibm.com, oohall@gmail.com, npiggin@gmail.com, kvm@vger.kernel.org, ruscur@russell.cc, naveen.n.rao@linux.ibm.com, vaibhav@linux.ibm.com, msuchanek@suse.de, joel@jms.id.au Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Move function dev_has_iommu_table() to powerpc/kernel/iommu.c as it is going to be used by machine specific iommu code as well in subsequent patches. Signed-off-by: Shivaprasad G Bhat --- arch/powerpc/include/asm/iommu.h | 1 + arch/powerpc/kernel/eeh.c | 16 ---------------- arch/powerpc/kernel/iommu.c | 17 +++++++++++++++++ 3 files changed, 18 insertions(+), 16 deletions(-) diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h index 744cc5fc22d3..784809e34abe 100644 --- a/arch/powerpc/include/asm/iommu.h +++ b/arch/powerpc/include/asm/iommu.h @@ -220,6 +220,7 @@ extern long iommu_tce_xchg_no_kill(struct mm_struct *mm, enum dma_data_direction *direction); extern void iommu_tce_kill(struct iommu_table *tbl, unsigned long entry, unsigned long pages); +int dev_has_iommu_table(struct device *dev, void *data); #else static inline void iommu_register_group(struct iommu_table_group *table_group, diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c index 6670063a7a6c..d03f17987fca 100644 --- a/arch/powerpc/kernel/eeh.c +++ b/arch/powerpc/kernel/eeh.c @@ -1273,22 +1273,6 @@ EXPORT_SYMBOL(eeh_dev_release); #ifdef CONFIG_IOMMU_API -static int dev_has_iommu_table(struct device *dev, void *data) -{ - struct pci_dev *pdev = to_pci_dev(dev); - struct pci_dev **ppdev = data; - - if (!dev) - return 0; - - if (device_iommu_mapped(dev)) { - *ppdev = pdev; - return 1; - } - - return 0; -} - /** * eeh_iommu_group_to_pe - Convert IOMMU group to EEH PE * @group: IOMMU group diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index b5febc6c7a5e..ed8204cfa319 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -988,6 +988,23 @@ unsigned long iommu_direction_to_tce_perm(enum dma_data_direction dir) EXPORT_SYMBOL_GPL(iommu_direction_to_tce_perm); #ifdef CONFIG_IOMMU_API + +int dev_has_iommu_table(struct device *dev, void *data) +{ + struct pci_dev *pdev = to_pci_dev(dev); + struct pci_dev **ppdev = data; + + if (!dev) + return 0; + + if (device_iommu_mapped(dev)) { + *ppdev = pdev; + return 1; + } + + return 0; +} + /* * SPAPR TCE API */