Re: [PATCH v5] dmaengine: qcom: Add ADM driver

Vinod Koul
2020-11-18T15:50:53Z

On 14-11-20, 14:02, Jonathan McDowell wrote:
> Add the DMA engine driver for the QCOM Application Data Mover (ADM) DMA
> controller found in the MSM8x60 and IPQ/APQ8064 platforms.
>
> The ADM supports both memory to memory transactions and memory
> to/from peripheral device transactions. The controller also provides
> flow control capabilities for transactions to/from peripheral devices.
>
> The initial release of this driver supports slave transfers to/from
> peripherals and also incorporates CRCI (client rate control interface)
> flow control.
>
> The hardware only supports a 32 bit physical address, so specifying
> !PHYS_ADDR_T_64BIT gives maximum COMPILE_TEST coverage without having to
> spend effort on kludging things in the code that will never actually be
> needed on real hardware.

Applied, thanks

My build scripts emit the warnings below, please fix them up with the
follow up patch. You can get this with W=1

drivers/dma/qcom/qcom_adm.c:180: warning: Function parameter or member 'chan' not described in 'adm_free_chan'
drivers/dma/qcom/qcom_adm.c:190: warning: Function parameter or member 'burst' not described in 'adm_get_blksize'
drivers/dma/qcom/qcom_adm.c:466: warning: Function parameter or member 'chan' not described in 'adm_terminate_all'
drivers/dma/qcom/qcom_adm.c:466: warning: Excess function parameter 'achan' description in 'adm_terminate_all'
drivers/dma/qcom/qcom_adm.c:503: warning: Function parameter or member 'achan' not described in 'adm_start_dma'

--
~Vinod