Commit ca053ee3 authored by Philipp Stanner's avatar Philipp Stanner Committed by Sui Jingfeng
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drm/lsdc: Request PCI BAR 



lsdc currently just ioremaps its PCI BAR with pcim_iomap(). Performing
a region regquest additionally can make the driver more robust.

Replace pcim_iomap() with the managed function pcim_iomap_region() which
performs the request and ioremaps the BAR.

Signed-off-by: default avatarPhilipp Stanner <pstanner@redhat.com>
Reviewed-by: default avatarSui Jingfeng <sui.jingfeng@linux.dev>
Signed-off-by: default avatarSui Jingfeng <sui.jingfeng@linux.dev>
Link: https://patchwork.freedesktop.org/patch/msgid/20241021091116.14368-1-pstanner@redhat.com
parent 850d71f6

drivers/gpu/drm/loongson/lsdc_drv.c

+3 −3
Original line number Diff line number Diff line
@@ -232,9 +232,9 @@ lsdc_create_device(struct pci_dev *pdev, 
	lsdc_gem_init(ddev);



	/* Bar 0 of the DC device contains the MMIO register's base address */

	ldev->reg_base = pcim_iomap(pdev, 0, 0);

	if (!ldev->reg_base)

		return ERR_PTR(-ENODEV);

	ldev->reg_base = pcim_iomap_region(pdev, 0, "lsdc");

	if (IS_ERR(ldev->reg_base))

		return ldev->reg_base;



	spin_lock_init(&ldev->reglock);