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* [PATCH] dma: cppi41: add missing directions bitfield
@ 2015-02-25 22:54 Felipe Balbi
  2015-03-04 12:43 ` Vinod Koul
  0 siblings, 1 reply; 3+ messages in thread
From: Felipe Balbi @ 2015-02-25 22:54 UTC (permalink / raw)
  To: Vinod Koul
  Cc: dmaengine-u79uwXL29TY76Z2rM5mHXA, Linux USB Mailing List,
	Linux OMAP Mailing List, Dan Williams, Felipe Balbi

Without those we will see a kernel WARN()
when loading musb on am335x devices.

Signed-off-by: Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>
---
 drivers/dma/cppi41.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
index 512cb8e2805e..4e9cc8e8100c 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
@@ -926,6 +926,7 @@ static int cppi41_dma_probe(struct platform_device *pdev)
 	cdd->ddev.device_issue_pending = cppi41_dma_issue_pending;
 	cdd->ddev.device_prep_slave_sg = cppi41_dma_prep_slave_sg;
 	cdd->ddev.device_terminate_all = cppi41_stop_chan;
+	cdd->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
 	cdd->ddev.dev = dev;
 	INIT_LIST_HEAD(&cdd->ddev.channels);
 	cpp41_dma_info.dma_cap = cdd->ddev.cap_mask;
-- 
2.3.0

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^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] dma: cppi41: add missing directions bitfield
  2015-02-25 22:54 [PATCH] dma: cppi41: add missing directions bitfield Felipe Balbi
@ 2015-03-04 12:43 ` Vinod Koul
  2015-03-09 15:50   ` Felipe Balbi
  0 siblings, 1 reply; 3+ messages in thread
From: Vinod Koul @ 2015-03-04 12:43 UTC (permalink / raw)
  To: Felipe Balbi
  Cc: dmaengine, Linux USB Mailing List, Linux OMAP Mailing List,
	Dan Williams

On Wed, Feb 25, 2015 at 04:54:02PM -0600, Felipe Balbi wrote:
> Without those we will see a kernel WARN()
> when loading musb on am335x devices.
> 
> Signed-off-by: Felipe Balbi <balbi@ti.com>
> ---
>  drivers/dma/cppi41.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
> index 512cb8e2805e..4e9cc8e8100c 100644
> --- a/drivers/dma/cppi41.c
> +++ b/drivers/dma/cppi41.c
> @@ -926,6 +926,7 @@ static int cppi41_dma_probe(struct platform_device *pdev)
>  	cdd->ddev.device_issue_pending = cppi41_dma_issue_pending;
>  	cdd->ddev.device_prep_slave_sg = cppi41_dma_prep_slave_sg;
>  	cdd->ddev.device_terminate_all = cppi41_stop_chan;
> +	cdd->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
>  	cdd->ddev.dev = dev;
>  	INIT_LIST_HEAD(&cdd->ddev.channels);
>  	cpp41_dma_info.dma_cap = cdd->ddev.cap_mask;
Along with this please set src/dstn_addr_widths and residue_granularity
please

-- 
~Vinod


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] dma: cppi41: add missing directions bitfield
  2015-03-04 12:43 ` Vinod Koul
@ 2015-03-09 15:50   ` Felipe Balbi
  0 siblings, 0 replies; 3+ messages in thread
From: Felipe Balbi @ 2015-03-09 15:50 UTC (permalink / raw)
  To: Vinod Koul
  Cc: Felipe Balbi, dmaengine, Linux USB Mailing List,
	Linux OMAP Mailing List, Dan Williams

[-- Attachment #1: Type: text/plain, Size: 1106 bytes --]

On Wed, Mar 04, 2015 at 06:13:23PM +0530, Vinod Koul wrote:
> On Wed, Feb 25, 2015 at 04:54:02PM -0600, Felipe Balbi wrote:
> > Without those we will see a kernel WARN()
> > when loading musb on am335x devices.
> > 
> > Signed-off-by: Felipe Balbi <balbi@ti.com>
> > ---
> >  drivers/dma/cppi41.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
> > index 512cb8e2805e..4e9cc8e8100c 100644
> > --- a/drivers/dma/cppi41.c
> > +++ b/drivers/dma/cppi41.c
> > @@ -926,6 +926,7 @@ static int cppi41_dma_probe(struct platform_device *pdev)
> >  	cdd->ddev.device_issue_pending = cppi41_dma_issue_pending;
> >  	cdd->ddev.device_prep_slave_sg = cppi41_dma_prep_slave_sg;
> >  	cdd->ddev.device_terminate_all = cppi41_stop_chan;
> > +	cdd->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
> >  	cdd->ddev.dev = dev;
> >  	INIT_LIST_HEAD(&cdd->ddev.channels);
> >  	cpp41_dma_info.dma_cap = cdd->ddev.cap_mask;
> Along with this please set src/dstn_addr_widths and residue_granularity
> please

will do.

-- 
balbi

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2015-03-09 15:50 UTC | newest]

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2015-02-25 22:54 [PATCH] dma: cppi41: add missing directions bitfield Felipe Balbi
2015-03-04 12:43 ` Vinod Koul
2015-03-09 15:50   ` Felipe Balbi

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