From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefano Babic <sbabic@denx.de>
Date: Thu, 19 May 2016 12:27:00 +0200
Subject: [U-Boot] [PATCH] video: ipu: Fix build with hard-float ARM
	toolchain
In-Reply-To: <573D6DF1.7070708@free.fr>
References: <1463573983-18597-1-git-send-email-guillaume.gardet@free.fr>
 <20160519010937.GA5356@linux-7smt.suse> <573D6DF1.7070708@free.fr>
Message-ID: <573D94F4.8050605@denx.de>
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To: u-boot@lists.denx.de

Hi Guillaume,

On 19/05/2016 09:40, Guillaume Gardet wrote:
> 
> 
> Le 19/05/2016 03:09, Peng Fan a ?crit :
>> Hi Guillaume,
>>
>> On Wed, May 18, 2016 at 02:19:43PM +0200, Guillaume GARDET wrote:
>>> Build with hard-float ARM toolchain was broken by commit 3cb4f25c:
>>> 'video: ipu: avoid overflow issue'.
>>> To fix it, we use do_div function.
>>>
>>> Build tested for mx6qsabrelite_defconfig.
>>>
>>> Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>
>>> Cc: Peng Fan <van.freenix@gmail.com>
>>> Cc: Sandor Yu <sandor.yu@nxp.com>
>>> Cc: Anatolij Gustschin <agust@denx.de>
>>> Cc: Stefano Babic <sbabic@denx.de>
>>> Cc: Fabio Estevam <fabio.estevam@nxp.com>
>>> Cc: Tom Rini <trini@konsulko.com>
>>>
>>> ---
>>> drivers/video/ipu_common.c | 3 ++-
>>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/video/ipu_common.c b/drivers/video/ipu_common.c
>>> index 36d4b23..e319c82 100644
>>> --- a/drivers/video/ipu_common.c
>>> +++ b/drivers/video/ipu_common.c
>>> @@ -352,7 +352,8 @@ static int ipu_pixel_clk_set_rate(struct clk
>>> *clk, unsigned long rate)
>>>      */
>>>     __raw_writel((div / 16) << 16, DI_BS_CLKGEN1(clk->id));
>>>
>>> -    clk->rate = (u64)(clk->parent->rate * 16) / div;
>>> +    do_div(parent_rate, div);
>>> +    clk->rate = parent_rate;
>> This issue was already fixed,.
>> http://git.denx.de/?p=u-boot/u-boot-imx.git;a=commitdiff;h=c510f2e436008e55a50b063f2180cb1e63984224
>>
> 
> Ok. Sorry, I did not checked u-boot-imx git repo.
> Do you know why it was not included in the v2016.05 release?


No reason, it was simply missed :-(

Best regards,
Stefano Babic


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