Linux-EDAC Archive on lore.kernel.org
 help / color / Atom feed
* [PATCH 1/6] include: linux: pci.h: introduce pci_get_device_by_id()
@ 2019-11-28 12:54 Enrico Weigelt, metux IT consult
  2019-11-28 12:54 ` [PATCH 2/6] mtd: maps: esb2rom: use pci_get_device_by_id() Enrico Weigelt, metux IT consult
                   ` (4 more replies)
  0 siblings, 5 replies; 10+ messages in thread
From: Enrico Weigelt, metux IT consult @ 2019-11-28 12:54 UTC (permalink / raw)
  To: linux-kernel
  Cc: tim, james.morse, rrichter, jdelvare, linux, miquel.raynal,
	richard, vigneshr, linux-crypto, linux-edac, linux-hwmon,
	linux-mtd, linux-pci

From: Enrico Weigelt <info@metux.net>

Introduce a little helper for getting pci device via struct pci_device_id,
helpful for reducing a little bit of boilerplate.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
 include/linux/pci.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/include/linux/pci.h b/include/linux/pci.h
index eb9f371aa77c..f6650b13724a 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1050,6 +1050,21 @@ struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
 
 struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device,
 			       struct pci_dev *from);
+
+/**
+ * pci_get_device_by_id() - get pci dev by struct pci_device_id
+ * @id: pci_device_id struct
+ *
+ * Retrieve PCI device by struct pci_device_id struct
+ *
+ * @return: pointer to struct pci_dev if sucessful, NULL otherwise
+ */
+static inline struct pci_dev *pci_get_device_by_id(
+	const struct pci_device_id *id)
+{
+	return pci_get_device(id->vendor, id->device, NULL);
+}
+
 struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device,
 			       unsigned int ss_vendor, unsigned int ss_device,
 			       struct pci_dev *from);
-- 
2.11.0


^ permalink raw reply	[flat|nested] 10+ messages in thread

end of thread, back to index

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-11-28 12:54 [PATCH 1/6] include: linux: pci.h: introduce pci_get_device_by_id() Enrico Weigelt, metux IT consult
2019-11-28 12:54 ` [PATCH 2/6] mtd: maps: esb2rom: use pci_get_device_by_id() Enrico Weigelt, metux IT consult
2019-11-28 12:54 ` [PATCH 3/6] mtd: maps: amd76xrom: " Enrico Weigelt, metux IT consult
2019-11-28 12:54 ` [PATCH 4/6] edac: i82443bxgx_edac: " Enrico Weigelt, metux IT consult
2019-11-28 13:28   ` Robert Richter
2019-11-28 12:54 ` [PATCH 5/6] char: hw_random: intel-rng: " Enrico Weigelt, metux IT consult
2019-11-28 12:54 ` [PATCH 6/6] (v3) drivers: hwmon: i5k_amb: simplify probing / device identification Enrico Weigelt, metux IT consult
2019-11-28 14:21   ` Guenter Roeck
2019-12-10 23:25     ` Bjorn Helgaas
2020-01-08 10:16       ` Enrico Weigelt, metux IT consult

Linux-EDAC Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-edac/0 linux-edac/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-edac linux-edac/ https://lore.kernel.org/linux-edac \
		linux-edac@vger.kernel.org
	public-inbox-index linux-edac

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-edac


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git