Re: [PATCH v3 5/5] PCI: epf-mhi: Enable HDMA for SA8775P SoC

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On Mon, Feb 26, 2024 at 05:07:30PM +0530, Manivannan Sadhasivam wrote:
> From: Mrinmay Sarkar <quic_msarkar@xxxxxxxxxxx>
> 
> SA8775P SoC supports Hyper DMA (HDMA) DMA Engine present in the DWC IP. So,
> let's enable it in the EPF driver so that the DMA Engine APIs can be used
> for data transfer.
> 
> Signed-off-by: Mrinmay Sarkar <quic_msarkar@xxxxxxxxxxx>
> [mani: reworded commit message]
> Reviewed-by: Siddharth Vadapalli <s-vadapalli@xxxxxx>

Reviewed-by: Frank Li <Frank.Li@xxxxxxx>

> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
> ---
>  drivers/pci/endpoint/functions/pci-epf-mhi.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/pci/endpoint/functions/pci-epf-mhi.c b/drivers/pci/endpoint/functions/pci-epf-mhi.c
> index 2c54d80107cf..570c1d1fb12e 100644
> --- a/drivers/pci/endpoint/functions/pci-epf-mhi.c
> +++ b/drivers/pci/endpoint/functions/pci-epf-mhi.c
> @@ -137,6 +137,7 @@ static const struct pci_epf_mhi_ep_info sa8775p_info = {
>  	.epf_flags = PCI_BASE_ADDRESS_MEM_TYPE_32,
>  	.msi_count = 32,
>  	.mru = 0x8000,
> +	.flags = MHI_EPF_USE_DMA,
>  };
>  
>  struct pci_epf_mhi {
> 
> -- 
> 2.25.1
> 




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