diff options
| author |   Devendra K Verma <devverma@amd.com> | 2025-05-13 12:33:14 +0530 |
|---|---|---|
| committer |   Vinod Koul <vkoul@kernel.org> | 2025-05-14 14:45:36 +0100 |
| commit | d7130902abb40e96f1ff486b9d143c006bf553e0 (patch) | |
| tree | 95233d68ef3438c08ad1591c22c0a56f4acdd942 /drivers/dma | |
| parent | dmaegnine: fsl-edma: add edma error interrupt handler (diff) | |
| download | linux-rng-d7130902abb40e96f1ff486b9d143c006bf553e0.tar.xz linux-rng-d7130902abb40e96f1ff486b9d143c006bf553e0.zip | |
dmaengine: dw-edma: Add HDMA NATIVE map check
The HDMA IP supports the HDMA_NATIVE map format as part of Vendor-Specific
Extended Capability. Added the check for HDMA_NATIVE map format.
The check for map format enables the IP specific function invocation
during the DMA ops.
Signed-off-by: Devendra K Verma <devverma@amd.com>
Link: https://lore.kernel.org/r/20250513070314.577823-1-devverma@amd.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/dw-edma/dw-edma-pcie.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/dma/dw-edma/dw-edma-pcie.c b/drivers/dma/dw-edma/dw-edma-pcie.c index 1c6043751dc9..49f09998e5c0 100644 --- a/drivers/dma/dw-edma/dw-edma-pcie.c +++ b/drivers/dma/dw-edma/dw-edma-pcie.c @@ -136,7 +136,8 @@ static void dw_edma_pcie_get_vsec_dma_data(struct pci_dev *pdev, map = FIELD_GET(DW_PCIE_VSEC_DMA_MAP, val); if (map != EDMA_MF_EDMA_LEGACY && map != EDMA_MF_EDMA_UNROLL && - map != EDMA_MF_HDMA_COMPAT) + map != EDMA_MF_HDMA_COMPAT && + map != EDMA_MF_HDMA_NATIVE) return; pdata->mf = map; @@ -291,6 +292,8 @@ static int dw_edma_pcie_probe(struct pci_dev *pdev, pci_dbg(pdev, "Version:\teDMA Unroll (0x%x)\n", chip->mf); else if (chip->mf == EDMA_MF_HDMA_COMPAT) pci_dbg(pdev, "Version:\tHDMA Compatible (0x%x)\n", chip->mf); + else if (chip->mf == EDMA_MF_HDMA_NATIVE) + pci_dbg(pdev, "Version:\tHDMA Native (0x%x)\n", chip->mf); else pci_dbg(pdev, "Version:\tUnknown (0x%x)\n", chip->mf); |