d1b6f8c7af
* Thu Apr 23 2020 CKI@GitLab <cki-project@redhat.com> [5.7.0-0.rc2.20200423git7adc4b399952.1]
- 7adc4b399952 rebase
- Match template format in kernel.spec.template ("Justin M. Forbes")
- Break out the Patches into individual files for dist-git ("Justin M. Forbes")
- Break the Red Hat patch into individual commits (Jeremy Cline)
- Adjust module filtering so CONFIG_DRM_DP_CEC can be set (Jeremy Cline)
- Add a script to generate release tags and branches (Jeremy Cline)
- Set CONFIG_VDPA for fedora ("Justin M. Forbes")
- Provide defaults in ark-rebase-patches.sh (Jeremy Cline)
- Default ark-rebase-patches.sh to not report issues (Jeremy Cline)
Resolves: rhbz#
Signed-off-by: Jeremy Cline <jcline@redhat.com>
97 lines
3.0 KiB
Diff
97 lines
3.0 KiB
Diff
From 85b488a5a3ae9caa080e92d147b18125c1838d6e Mon Sep 17 00:00:00 2001
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From: Maurizio Lombardi <mlombard@redhat.com>
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Date: Mon, 18 Jun 2018 12:51:25 -0400
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Subject: [PATCH] add pci_hw_vendor_status()
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Message-id: <1529326285-28560-1-git-send-email-mlombard@redhat.com>
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Patchwork-id: 222337
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O-Subject: [RHEL8 PATCH] pci: add pci_hw_vendor_status()
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Bugzilla: 1590829
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RH-Acked-by: Tomas Henzl <thenzl@redhat.com>
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RH-Acked-by: Prarit Bhargava <prarit@redhat.com>
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This patch adds pci_hw_vendor_status() like in RHEL7 which should be called
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during the driver's probe to identify deprecated devices.
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BZ: https://bugzilla.redhat.com/show_bug.cgi?id=1590829
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Brew: https://brewweb.devel.redhat.com/taskinfo?taskID=16761315
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See RHEL7 commits e0dddd9a63403ec82077ed410074fc6485873d4b and
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3fcddde5ddf4b190c84ce9d83d56a75137513bd7
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RHEL_only.
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Upstream Status: RHEL only
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Signed-off-by: Maurizio Lombardi <mlombard@redhat.com>
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Signed-off-by: Herton R. Krzesinski <herton@redhat.com>
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---
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drivers/pci/pci-driver.c | 29 +++++++++++++++++++++++++++++
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include/linux/pci.h | 4 ++++
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2 files changed, 33 insertions(+)
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diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
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index 0454ca0e4e3f..5cc490b821be 100644
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--- a/drivers/pci/pci-driver.c
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+++ b/drivers/pci/pci-driver.c
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@@ -18,6 +18,7 @@
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#include <linux/kexec.h>
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#include <linux/of_device.h>
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#include <linux/acpi.h>
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+#include <linux/kernel.h>
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#include "pci.h"
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#include "pcie/portdrv.h"
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@@ -278,6 +279,34 @@ static const struct pci_device_id *pci_match_device(struct pci_driver *drv,
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return found_id;
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}
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+/**
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+ * pci_hw_vendor_status - Tell if a PCI device is supported by the HW vendor
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+ * @ids: array of PCI device id structures to search in
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+ * @dev: the PCI device structure to match against
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+ *
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+ * Used by a driver to check whether this device is in its list of unsupported
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+ * devices. Returns the matching pci_device_id structure or %NULL if there is
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+ * no match.
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+ *
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+ * Reserved for Internal Red Hat use only.
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+ */
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+const struct pci_device_id *pci_hw_vendor_status(
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+ const struct pci_device_id *ids,
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+ struct pci_dev *dev)
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+{
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+ char devinfo[64];
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+ const struct pci_device_id *ret = pci_match_id(ids, dev);
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+
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+ if (ret) {
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+ snprintf(devinfo, sizeof(devinfo), "%s %s",
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+ dev_driver_string(&dev->dev), dev_name(&dev->dev));
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+ mark_hardware_deprecated(devinfo);
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+ }
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+
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+ return ret;
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+}
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+EXPORT_SYMBOL(pci_hw_vendor_status);
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+
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struct drv_dev_and_id {
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struct pci_driver *drv;
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struct pci_dev *dev;
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diff --git a/include/linux/pci.h b/include/linux/pci.h
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index 83ce1cdf5676..88397dd562d9 100644
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--- a/include/linux/pci.h
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+++ b/include/linux/pci.h
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@@ -1397,6 +1397,10 @@ int pci_add_dynid(struct pci_driver *drv,
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unsigned long driver_data);
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const struct pci_device_id *pci_match_id(const struct pci_device_id *ids,
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struct pci_dev *dev);
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+/* Reserved for Internal Red Hat use only */
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+const struct pci_device_id *pci_hw_vendor_status(
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+ const struct pci_device_id *ids,
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+ struct pci_dev *dev);
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int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max,
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int pass);
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--
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2.26.0
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