[PATCH v7 3/9] PCI: endpoint: pci-epf-test: Use dmaenigne_prep_config_single() to simplify code
[email protected] Thu, 21 May 2026 11:32:49 -0400
| Newsgroups | dev.linux.lists.mhi,dev.linux.lists.imx,org.infradead.lists.linux-arm-kernel,org.infradead.lists.linux-nvme,org.kernel.vger.dmaengine,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-crypto,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci |
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| Message-ID | <[email protected]> |
From: Frank Li <[email protected]> Use dmaenigne_prep_config_single() to simplify code. No functional change. Tested-by: Niklas Cassel <[email protected]> Reviewed-by: Damien Le Moal <[email protected]> Acked-by: Manivannan Sadhasivam <[email protected]> Signed-off-by: Frank Li <[email protected]> --- change in v3 - add Damien Le Moal review tag --- drivers/pci/endpoint/functions/pci-epf-test.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index 591d301fa89d8..0f5cf2d795108 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -182,12 +182,8 @@ static int pci_epf_test_data_transfer(struct pci_epf_test *epf_test, else sconf.src_addr = dma_remote; - if (dmaengine_slave_config(chan, &sconf)) { - dev_err(dev, "DMA slave config fail\n"); - return -EIO; - } - tx = dmaengine_prep_slave_single(chan, dma_local, len, dir, - flags); + tx = dmaengine_prep_config_single(chan, dma_local, len, + dir, flags, &sconf); } else { tx = dmaengine_prep_dma_memcpy(chan, dma_dst, dma_src, len, flags); -- 2.43.0