[U-Boot] [PATCH v3 4/7] dma: ti: add driver to K3 UDMA

[Tom Rini]

On Tue, Jan 29, 2019 at 11:27:26AM +0530, Vignesh R wrote:

> The UDMA-P is intended to perform similar (but significantly upgraded) functions
> as the packet-oriented DMA used on previous SoC devices. The UDMA-P module
> supports the transmission and reception of various packet types.
> The UDMA-P also supports acting as both a UTC and UDMA-C for its internal
> channels. Channels in the UDMA-P can be configured to be either Packet-Based or
> Third-Party channels on a channel by channel basis.
> 
> The initial driver supports:
> - MEM_TO_MEM (TR mode)
> - DEV_TO_MEM (Packet mode)
> - MEM_TO_DEV (Packet mode)
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi at ti.com>
> Signed-off-by: Grygorii Strashko <grygorii.strashko at ti.com>
> Signed-off-by: Vignesh R <vigneshr at ti.com>
[snip]
> +#ifdef DEBUG
> +#define	k3_udma_dbg(arg...) pr_err(arg)
> +#define	k3_udma_dev_dbg(dev, arg...) dev_err(dev, arg)
> +static void k3_udma_print_buf(ulong addr, const void *data, uint width,
> +			      uint count, uint linelen)
> +{
> +	print_buffer(addr, data, width, count, linelen);
> +}
> +#else
> +#define	k3_udma_dbg(arg...)
> +#define	k3_udma_dev_dbg(arg...)
> +static void k3_udma_print_buf(ulong addr, const void *data, uint width,
> +			      uint count, uint linelen)
> +{}
> +#endif

Here too what I've just said in another part of the thread about pr_xxx
and I sent in reply to another thread about print_buffer directly or not
at all.  Thanks!

-- 
Tom
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