From: "Yicong Yang" <yang.yicong@picoheart.com>
To: <xueshuai@linux.alibaba.com>, <renyu.zj@linux.alibaba.com>,
<will@kernel.org>, <mark.rutland@arm.com>,
<linux-kernel@vger.kernel.org>
Cc: <jic23@kernel.org>, <bhelgaas@google.com>, <jingoohan1@gmail.com>,
<mani@kernel.org>, <juwenlong@picoheart.com>,
<geshijian@picoheart.com>, <yang.yicong@picoheart.com>,
<douyufan@picoheart.com>
Subject: [PATCH v1 1/3] perf/dwc_pcie: Add support for Picoheart vendor devices
Date: Mon, 15 Jun 2026 14:34:57 +0800 [thread overview]
Message-ID: <20260615063459.25361-2-yang.yicong@picoheart.com> (raw)
In-Reply-To: <20260615063459.25361-1-yang.yicong@picoheart.com>
Add PCI_VENDOR_ID_PICOHEART in pci_ids.h. Update the DWC PCIe
vendor table with Picoheart PCIe vendorid to enable the PCIe
PMU support.
Signed-off-by: Yicong Yang <yang.yicong@picoheart.com>
---
include/linux/pci_ids.h | 2 ++
include/linux/pcie-dwc.h | 2 ++
2 files changed, 4 insertions(+)
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 24cb42f66e4b..7758cf341aa9 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2640,6 +2640,8 @@
#define PCI_VENDOR_ID_SUNIX 0x1fd4
#define PCI_DEVICE_ID_SUNIX_1999 0x1999
+#define PCI_VENDOR_ID_PICOHEART 0x20fa
+
#define PCI_VENDOR_ID_HINT 0x3388
#define PCI_DEVICE_ID_HINT_VXPROII_IDE 0x8013
diff --git a/include/linux/pcie-dwc.h b/include/linux/pcie-dwc.h
index 8ff778e7aec0..b0ccb2ad74db 100644
--- a/include/linux/pcie-dwc.h
+++ b/include/linux/pcie-dwc.h
@@ -32,6 +32,8 @@ static const struct dwc_pcie_vsec_id dwc_pcie_rasdes_vsec_ids[] = {
.vsec_id = 0x02, .vsec_rev = 0x4 },
{ .vendor_id = PCI_VENDOR_ID_SAMSUNG,
.vsec_id = 0x02, .vsec_rev = 0x4 },
+ { .vendor_id = PCI_VENDOR_ID_PICOHEART,
+ .vsec_id = 0x02, .vsec_rev = 0x4 },
{}
};
--
2.50.1 (Apple Git-155)
next prev parent reply other threads:[~2026-06-15 6:49 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-15 6:34 [PATCH v1 0/3] New vendor support and optimizations for DWC PCIe PMU Yicong Yang
2026-06-15 6:34 ` Yicong Yang [this message]
2026-06-15 6:34 ` [PATCH v1 2/3] perf/dwc_pcie: Support narrowed time-based counter for long time monitoring Yicong Yang
2026-06-16 11:34 ` Jonathan Cameron
2026-06-16 13:29 ` Yicong Yang
2026-06-15 6:34 ` [PATCH v1 3/3] perf/dwc_pcie: Convert to faux device interface Yicong Yang
2026-06-16 12:53 ` Jonathan Cameron
2026-06-16 13:38 ` Yicong Yang
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