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Commit f3e5a857 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Michael Ellerman
Browse files

cxl: drop the dma_set_mask callback from vphb 



The CXL code never even looks at the dma mask, so there is no good
reason for this sanity check.  Remove it because it gets in the way
of the dma ops refactoring.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarAndrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 44a0337b

drivers/misc/cxl/vphb.c

+0 −12
Original line number Diff line number Diff line
@@ -11,17 +11,6 @@ 
#include <misc/cxl.h>

#include "cxl.h"



static int cxl_dma_set_mask(struct pci_dev *pdev, u64 dma_mask)

{

	if (dma_mask < DMA_BIT_MASK(64)) {

		pr_info("%s only 64bit DMA supported on CXL", __func__);

		return -EIO;

	}



	*(pdev->dev.dma_mask) = dma_mask;

	return 0;

}



static int cxl_pci_probe_mode(struct pci_bus *bus)

{

	return PCI_PROBE_NORMAL;
@@ -220,7 +209,6 @@ static struct pci_controller_ops cxl_pci_controller_ops = 
	.reset_secondary_bus = cxl_pci_reset_secondary_bus,

	.setup_msi_irqs = cxl_setup_msi_irqs,

	.teardown_msi_irqs = cxl_teardown_msi_irqs,

	.dma_set_mask = cxl_dma_set_mask,

};



int cxl_pci_vphb_add(struct cxl_afu *afu)