Thread (2 messages) 2 messages, 1 author, 2021-12-08

Re: [PATCH 0/7] PCI: Prefer of_device_get_match_data() over of_match_device()

From: Bjorn Helgaas <helgaas@kernel.org>
Date: 2021-12-08 21:21:22
Also in: linux-pci
Subsystem: pci driver for cadence pcie ip, pci driver for ti dra7xx/j721e, pci native host bridge and endpoint drivers, pci subsystem, the rest · Maintainers: Vignesh Raghavendra, Lorenzo Pieralisi, Krzysztof Wilczyński, Manivannan Sadhasivam, Bjorn Helgaas, Linus Torvalds

On Wed, Dec 08, 2021 at 02:50:47PM -0600, Bjorn Helgaas wrote:
On Tue, Nov 23, 2021 at 04:37:55PM +0100, Fan Fei wrote:
quoted
Some drivers use of_match_device() in probe(), which returns a 
"struct of_device_id *". They need only the of_device_id.data member, so 
replace of_device_get_match_data() with of_match_device().

Fan Fei (7):
  PCI: altera: Prefer of_device_get_match_data() over of_match_device()
  PCI: cadence: Prefer of_device_get_match_data() over of_match_device()
  PCI: kirin: Prefer of_device_get_match_data() over of_match_device()
  PCI: dra7xx: Prefer of_device_get_match_data() over of_match_device()
  PCI: keystone: Prefer of_device_get_match_data() over
    of_match_device()
  PCI: artpec6: Prefer of_device_get_match_data() over of_match_device()
  PCI: dwc: Prefer of_device_get_match_data() over of_device_device()

 drivers/pci/controller/cadence/pcie-cadence-plat.c | 6 ++----
 drivers/pci/controller/dwc/pci-dra7xx.c            | 6 ++----
 drivers/pci/controller/dwc/pci-keystone.c          | 4 +---
 drivers/pci/controller/dwc/pcie-artpec6.c          | 6 ++----
 drivers/pci/controller/dwc/pcie-designware-plat.c  | 6 ++----
 drivers/pci/controller/dwc/pcie-kirin.c            | 6 ++----
 drivers/pci/controller/pcie-altera.c               | 8 ++++----
 7 files changed, 15 insertions(+), 27 deletions(-)
Applied to pci/driver-cleanup for v5.17, thank you, Fan!
Also applied the following patch since it's closely related.


commit 667c60afad25 ("PCI: j721e: Drop pointless of_device_get_match_data() cast")
Author: Bjorn Helgaas [off-list ref]
Date:   Wed Dec 8 15:18:20 2021 -0600

    PCI: j721e: Drop pointless of_device_get_match_data() cast
    
    of_device_get_match_data() returns "void *", so no cast is needed when
    assigning the result to a pointer type.  Drop the unnecessary cast.
    
    Signed-off-by: Bjorn Helgaas [off-list ref]
diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c
index 918e11082e6a..0aa1c184bd42 100644
--- a/drivers/pci/controller/cadence/pci-j721e.c
+++ b/drivers/pci/controller/cadence/pci-j721e.c
@@ -367,7 +367,7 @@ static int j721e_pcie_probe(struct platform_device *pdev)
 	int ret;
 	int irq;
 
-	data = (struct j721e_pcie_data *)of_device_get_match_data(dev);
+	data = of_device_get_match_data(dev);
 	if (!data)
 		return -EINVAL;
 
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