linux-kernel - Re: [PATCH 8/9] dmaengine: ti-dma-crossbar: Use enum for crossbar type

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Date:   Wed, 21 Sep 2016 10:31:13 +0300
From:   Peter Ujfalusi <peter.ujfalusi@...com>
To:     Vinod Koul <vinod.koul@...el.com>
CC:     <dan.j.williams@...el.com>, <arnd@...db.de>,
        <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-omap@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <tony@...mide.com>
Subject: Re: [PATCH 8/9] dmaengine: ti-dma-crossbar: Use enum for crossbar
 type

On 09/21/16 06:52, Vinod Koul wrote:
> On Fri, Sep 16, 2016 at 11:33:23AM +0300, Peter Ujfalusi wrote:
>> Fixes compiler warning on 64bit architectures.
> 
> Would be good to give the warning message here

Let me revert this patch and patch #2 for the eDMA to get the warnings.

I will repost v2 with the updated commit messages.

> 
>>
>> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
>> ---
>>  drivers/dma/ti-dma-crossbar.c | 10 ++++++----
>>  1 file changed, 6 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
>> index e4f3bd1ae264..876e4ccaf033 100644
>> --- a/drivers/dma/ti-dma-crossbar.c
>> +++ b/drivers/dma/ti-dma-crossbar.c
>> @@ -16,8 +16,10 @@
>>  #include <linux/of_device.h>
>>  #include <linux/of_dma.h>
>>  
>> -#define TI_XBAR_DRA7		0
>> -#define TI_XBAR_AM335X		1
>> +enum ti_xbar_type {
>> +	TI_XBAR_DRA7 = 0,
>> +	TI_XBAR_AM335X,
>> +};
>>  
>>  static const struct of_device_id ti_dma_xbar_match[] = {
>>  	{
>> @@ -395,7 +397,7 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)
>>  
>>  	xbar->dmarouter.dev = &pdev->dev;
>>  	xbar->dmarouter.route_free = ti_dra7_xbar_free;
>> -	xbar->dma_offset = (u32)match->data;
>> +	xbar->dma_offset = (enum ti_xbar_type)match->data;
>>  
>>  	mutex_init(&xbar->mutex);
>>  	platform_set_drvdata(pdev, xbar);
>> @@ -428,7 +430,7 @@ static int ti_dma_xbar_probe(struct platform_device *pdev)
>>  	if (unlikely(!match))
>>  		return -EINVAL;
>>  
>> -	switch ((u32)match->data) {
>> +	switch ((enum ti_xbar_type)match->data) {
>>  	case TI_XBAR_DRA7:
>>  		ret = ti_dra7_xbar_probe(pdev);
>>  		break;
>> -- 
>> 2.10.0
>>
> 


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