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Message-Id: <20170804231559.821797888@linuxfoundation.org>
Date: Fri, 4 Aug 2017 16:16:04 -0700
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Dave Jiang <dave.jiang@...el.com>,
Vinod Koul <vinod.koul@...el.com>,
Sasha Levin <alexander.levin@...izon.com>
Subject: [PATCH 4.4 68/91] dmaengine: ioatdma: Add Skylake PCI Dev ID
4.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Dave Jiang <dave.jiang@...el.com>
[ Upstream commit 1594c18fd297a8edcc72bc4b161f3f52603ebb92 ]
Adding Skylake Xeon PCI device ids for ioatdma and related bits.
Signed-off-by: Dave Jiang <dave.jiang@...el.com>
Signed-off-by: Vinod Koul <vinod.koul@...el.com>
Signed-off-by: Sasha Levin <alexander.levin@...izon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/dma/ioat/hw.h | 2 ++
drivers/dma/ioat/init.c | 9 ++++++++-
2 files changed, 10 insertions(+), 1 deletion(-)
--- a/drivers/dma/ioat/hw.h
+++ b/drivers/dma/ioat/hw.h
@@ -64,6 +64,8 @@
#define PCI_DEVICE_ID_INTEL_IOAT_BDX8 0x6f2e
#define PCI_DEVICE_ID_INTEL_IOAT_BDX9 0x6f2f
+#define PCI_DEVICE_ID_INTEL_IOAT_SKX 0x2021
+
#define IOAT_VER_1_2 0x12 /* Version 1.2 */
#define IOAT_VER_2_0 0x20 /* Version 2.0 */
#define IOAT_VER_3_0 0x30 /* Version 3.0 */
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -105,6 +105,8 @@ static struct pci_device_id ioat_pci_tbl
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BDX8) },
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BDX9) },
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_SKX) },
+
/* I/OAT v3.3 platforms */
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BWD0) },
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BWD1) },
@@ -250,10 +252,15 @@ static bool is_bdx_ioat(struct pci_dev *
}
}
+static inline bool is_skx_ioat(struct pci_dev *pdev)
+{
+ return (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_SKX) ? true : false;
+}
+
static bool is_xeon_cb32(struct pci_dev *pdev)
{
return is_jf_ioat(pdev) || is_snb_ioat(pdev) || is_ivb_ioat(pdev) ||
- is_hsw_ioat(pdev) || is_bdx_ioat(pdev);
+ is_hsw_ioat(pdev) || is_bdx_ioat(pdev) || is_skx_ioat(pdev);
}
bool is_bwd_ioat(struct pci_dev *pdev)
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