netdev - [PATCH v2 4/9] powerpc/powernv/npu: use helper pci_dev

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Date:   Wed, 24 Apr 2019 21:14:25 +0200
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Oded Gabbay <oded.gabbay@...il.com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "David (ChunMing) Zhou" <David1.Zhou@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Realtek linux nic maintainers <nic_swsd@...ltek.com>,
        "David S. Miller" <davem@...emloft.net>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Benson Leung <bleung@...omium.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Stephen Rothwell <sfr@...b.auug.org.au>,
        Paul Mackerras <paulus@...ba.org>
Cc:     open list <linux-kernel@...r.kernel.org>,
        "open list:AMD KFD" <dri-devel@...ts.freedesktop.org>,
        "open list:RADEON and AMDGPU DRM DRIVERS" 
        <amd-gfx@...ts.freedesktop.org>,
        "open list:AMD IOMMU (AMD-VI)" <iommu@...ts.linux-foundation.org>,
        "open list:8169 10/100/1000 GIGABIT ETHERNET DRIVER" 
        <netdev@...r.kernel.org>,
        "moderated list:ARM/STM32 ARCHITECTURE" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "moderated list:ARM/STM32 ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:PCI SUBSYSTEM" <linux-pci@...r.kernel.org>
Subject: [PATCH v2 4/9] powerpc/powernv/npu: use helper pci_dev_id

Use new helper pci_dev_id() to simplify the code.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
 arch/powerpc/platforms/powernv/npu-dma.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c
index dc23d9d2a..495550432 100644
--- a/arch/powerpc/platforms/powernv/npu-dma.c
+++ b/arch/powerpc/platforms/powernv/npu-dma.c
@@ -1213,9 +1213,8 @@ int pnv_npu2_map_lpar_dev(struct pci_dev *gpdev, unsigned int lparid,
 	 * Currently we only support radix and non-zero LPCR only makes sense
 	 * for hash tables so skiboot expects the LPCR parameter to be a zero.
 	 */
-	ret = opal_npu_map_lpar(nphb->opal_id,
-			PCI_DEVID(gpdev->bus->number, gpdev->devfn), lparid,
-			0 /* LPCR bits */);
+	ret = opal_npu_map_lpar(nphb->opal_id, pci_dev_id(gpdev), lparid,
+				0 /* LPCR bits */);
 	if (ret) {
 		dev_err(&gpdev->dev, "Error %d mapping device to LPAR\n", ret);
 		return ret;
@@ -1224,7 +1223,7 @@ int pnv_npu2_map_lpar_dev(struct pci_dev *gpdev, unsigned int lparid,
 	dev_dbg(&gpdev->dev, "init context opalid=%llu msr=%lx\n",
 			nphb->opal_id, msr);
 	ret = opal_npu_init_context(nphb->opal_id, 0/*__unused*/, msr,
-			PCI_DEVID(gpdev->bus->number, gpdev->devfn));
+				    pci_dev_id(gpdev));
 	if (ret < 0)
 		dev_err(&gpdev->dev, "Failed to init context: %d\n", ret);
 	else
@@ -1258,7 +1257,7 @@ int pnv_npu2_unmap_lpar_dev(struct pci_dev *gpdev)
 	dev_dbg(&gpdev->dev, "destroy context opalid=%llu\n",
 			nphb->opal_id);
 	ret = opal_npu_destroy_context(nphb->opal_id, 0/*__unused*/,
-			PCI_DEVID(gpdev->bus->number, gpdev->devfn));
+				       pci_dev_id(gpdev));
 	if (ret < 0) {
 		dev_err(&gpdev->dev, "Failed to destroy context: %d\n", ret);
 		return ret;
@@ -1266,9 +1265,8 @@ int pnv_npu2_unmap_lpar_dev(struct pci_dev *gpdev)
 
 	/* Set LPID to 0 anyway, just to be safe */
 	dev_dbg(&gpdev->dev, "Map LPAR opalid=%llu lparid=0\n", nphb->opal_id);
-	ret = opal_npu_map_lpar(nphb->opal_id,
-			PCI_DEVID(gpdev->bus->number, gpdev->devfn), 0 /*LPID*/,
-			0 /* LPCR bits */);
+	ret = opal_npu_map_lpar(nphb->opal_id, pci_dev_id(gpdev), 0 /*LPID*/,
+				0 /* LPCR bits */);
 	if (ret)
 		dev_err(&gpdev->dev, "Error %d mapping device to LPAR\n", ret);
 
-- 
2.21.0