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charset="utf-8" From: Devendra K Verma Add Device ID for AMD (Xilinx) CPM6 DMA IP. This IP enables 64 Read and 64 Write Channels. Adding the relevant dw_edma_pcie_data to use 8 Read and 8 Write channels for initial commit. Signed-off-by: Devendra K Verma Reviewed-by: Frank Li --- Change in v1: o changed the pointer assignment to intended pointer for clarity. --- drivers/dma/dw-edma/dw-edma-pcie.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/dma/dw-edma/dw-edma-pcie.c b/drivers/dma/dw-edma/dw-ed= ma-pcie.c index 0b30ce138503..2082d0021a8d 100644 --- a/drivers/dma/dw-edma/dw-edma-pcie.c +++ b/drivers/dma/dw-edma/dw-edma-pcie.c @@ -27,6 +27,7 @@ =20 /* AMD MDB (Xilinx) specific defines */ #define PCI_DEVICE_ID_XILINX_B054 0xb054 +#define PCI_DEVICE_ID_XILINX_B00F 0xb00f =20 #define DW_PCIE_XILINX_MDB_VSEC_DMA_ID 0x6 #define DW_PCIE_XILINX_MDB_VSEC_ID 0x20 @@ -125,6 +126,19 @@ static const struct dw_edma_pcie_data xilinx_mdb_data = =3D { .rd_ch_cnt =3D 8, }; =20 +static const struct dw_edma_pcie_data xilinx_cpm6_dma_data =3D { + /* MDB registers location */ + .rg.bar =3D BAR_0, + .rg.off =3D SZ_4K, /* 4 Kbytes */ + .rg.sz =3D SZ_8K, /* 8 Kbytes */ + + /* Other */ + .mf =3D EDMA_MF_HDMA_NATIVE, + .irqs =3D 1, + .wr_ch_cnt =3D 8, + .rd_ch_cnt =3D 8, +}; + static void dw_edma_set_chan_region_offset(struct dw_edma_pcie_data *pdata, enum pci_barno bar, off_t start_off, off_t ll_off_gap, size_t ll_size, @@ -547,6 +561,8 @@ static const struct pci_device_id dw_edma_pcie_id_table= [] =3D { { PCI_DEVICE_DATA(SYNOPSYS, EDDA, &snps_edda_data) }, { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_XILINX_B054), (kernel_ulong_t)&xilinx_mdb_data }, + { PCI_VDEVICE(XILINX, PCI_DEVICE_ID_XILINX_B00F), + .driver_data =3D (kernel_ulong_t)&xilinx_cpm6_dma_data }, { } }; MODULE_DEVICE_TABLE(pci, dw_edma_pcie_id_table); --=20 2.43.0