Re: [PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST

2018-04-20 Thread Bartlomiej Zolnierkiewicz
On Thursday, April 05, 2018 04:29:42 PM Mauro Carvalho Chehab wrote:
> This driver builds cleanly with COMPILE_TEST, and it is
> needed in order to allow building drivers/media omap2
> driver.
> 
> So, change the logic there to allow building it.
> 
> Signed-off-by: Mauro Carvalho Chehab 

This change has broken build on OF=n && COMPILE_TEST=y configs:

https://patchwork.kernel.org/patch/10352465/

[ This is not a problem when compiling for OMAP2 because it depends
  on ARM Multiplatform support which (indirectly) selects OF. ]

Also I would really prefer that people won't merge fbdev related
patches without my ACK and I see this patch in -next coming from
one of your trees..

> ---
>  drivers/video/fbdev/omap2/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/omap2/Kconfig 
> b/drivers/video/fbdev/omap2/Kconfig
> index 0921c4de8407..82008699d253 100644
> --- a/drivers/video/fbdev/omap2/Kconfig
> +++ b/drivers/video/fbdev/omap2/Kconfig
> @@ -1,4 +1,4 @@
> -if ARCH_OMAP2PLUS
> +if ARCH_OMAP2PLUS || COMPILE_TEST
>  
>  source "drivers/video/fbdev/omap2/omapfb/Kconfig"

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

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Re: [PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST

2018-04-06 Thread kbuild test robot
Hi Mauro,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v4.16 next-20180406]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:
https://github.com/0day-ci/linux/commits/Mauro-Carvalho-Chehab/Make-all-media-drivers-build-with-COMPILE_TEST/20180406-163048
base:   git://linuxtv.org/media_tree.git master
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: 
>> sparse: cast to restricted __be32
--
>> drivers/video/fbdev/omap2/omapfb/dss/dispc.c:289:9: sparse: context 
>> imbalance in 'mgr_fld_write' - different lock contexts for basic block

vim +230 drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c

f76ee892 Tomi Valkeinen 2015-12-09  222  
f76ee892 Tomi Valkeinen 2015-12-09  223  static int panel_enabled(struct 
panel_drv_data *ddata)
f76ee892 Tomi Valkeinen 2015-12-09  224  {
f76ee892 Tomi Valkeinen 2015-12-09  225 u32 disp_status;
f76ee892 Tomi Valkeinen 2015-12-09  226 int enabled;
f76ee892 Tomi Valkeinen 2015-12-09  227  
f76ee892 Tomi Valkeinen 2015-12-09  228 acx565akm_read(ddata, 
MIPID_CMD_READ_DISP_STATUS,
f76ee892 Tomi Valkeinen 2015-12-09  229 (u8 
*)&disp_status, 4);
f76ee892 Tomi Valkeinen 2015-12-09 @230 disp_status = 
__be32_to_cpu(disp_status);
f76ee892 Tomi Valkeinen 2015-12-09  231 enabled = (disp_status & (1 << 
17)) && (disp_status & (1 << 10));
f76ee892 Tomi Valkeinen 2015-12-09  232 dev_dbg(&ddata->spi->dev,
f76ee892 Tomi Valkeinen 2015-12-09  233 "LCD panel %senabled by 
bootloader (status 0x%04x)\n",
f76ee892 Tomi Valkeinen 2015-12-09  234 enabled ? "" : "not ", 
disp_status);
f76ee892 Tomi Valkeinen 2015-12-09  235 return enabled;
f76ee892 Tomi Valkeinen 2015-12-09  236  }
f76ee892 Tomi Valkeinen 2015-12-09  237  

:: The code at line 230 was first introduced by commit
:: f76ee892a99e68b55402b8d4b8aeffcae2aff34d omapfb: copy omapdss & displays 
for omapfb

:: TO: Tomi Valkeinen 
:: CC: Tomi Valkeinen 

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Re: [PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST

2018-04-06 Thread kbuild test robot
Hi Mauro,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v4.16 next-20180406]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:
https://github.com/0day-ci/linux/commits/Mauro-Carvalho-Chehab/Make-all-media-drivers-build-with-COMPILE_TEST/20180406-163048
base:   git://linuxtv.org/media_tree.git master
config: mips-allmodconfig (attached as .config)
compiler: mips-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=mips 

All warnings (new ones prefixed by >>):

   drivers/video/fbdev/omap2/omapfb/dss/dispc.c: In function 'pixinc':
>> drivers/video/fbdev/omap2/omapfb/dss/dispc.c:1859:2: warning: this 'else' 
>> clause does not guard... [-Wmisleading-indentation]
 else
 ^~~~
   drivers/video/fbdev/omap2/omapfb/dss/dispc.c:1861:3: note: ...this 
statement, but the latter is misleadingly indented as if it were guarded by the 
'else'
  return 0;
  ^~

vim +/else +1859 drivers/video/fbdev/omap2/omapfb/dss/dispc.c

f76ee892 Tomi Valkeinen 2015-12-09  1850  
f76ee892 Tomi Valkeinen 2015-12-09  1851  static s32 pixinc(int pixels, u8 ps)
f76ee892 Tomi Valkeinen 2015-12-09  1852  {
f76ee892 Tomi Valkeinen 2015-12-09  1853if (pixels == 1)
f76ee892 Tomi Valkeinen 2015-12-09  1854return 1;
f76ee892 Tomi Valkeinen 2015-12-09  1855else if (pixels > 1)
f76ee892 Tomi Valkeinen 2015-12-09  1856return 1 + (pixels - 1) 
* ps;
f76ee892 Tomi Valkeinen 2015-12-09  1857else if (pixels < 0)
f76ee892 Tomi Valkeinen 2015-12-09  1858return 1 - (-pixels + 
1) * ps;
f76ee892 Tomi Valkeinen 2015-12-09 @1859else
f76ee892 Tomi Valkeinen 2015-12-09  1860BUG();
f76ee892 Tomi Valkeinen 2015-12-09  1861return 0;
f76ee892 Tomi Valkeinen 2015-12-09  1862  }
f76ee892 Tomi Valkeinen 2015-12-09  1863  

:: The code at line 1859 was first introduced by commit
:: f76ee892a99e68b55402b8d4b8aeffcae2aff34d omapfb: copy omapdss & displays 
for omapfb

:: TO: Tomi Valkeinen 
:: CC: Tomi Valkeinen 

---
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.config.gz
Description: application/gzip
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Re: [PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST

2018-04-06 Thread Tomi Valkeinen
On 05/04/18 23:29, Mauro Carvalho Chehab wrote:
> This driver builds cleanly with COMPILE_TEST, and it is
> needed in order to allow building drivers/media omap2
> driver.
> 
> So, change the logic there to allow building it.
> 
> Signed-off-by: Mauro Carvalho Chehab 
> ---
>  drivers/video/fbdev/omap2/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/video/fbdev/omap2/Kconfig 
> b/drivers/video/fbdev/omap2/Kconfig
> index 0921c4de8407..82008699d253 100644
> --- a/drivers/video/fbdev/omap2/Kconfig
> +++ b/drivers/video/fbdev/omap2/Kconfig
> @@ -1,4 +1,4 @@
> -if ARCH_OMAP2PLUS
> +if ARCH_OMAP2PLUS || COMPILE_TEST
>  
>  source "drivers/video/fbdev/omap2/omapfb/Kconfig"
>  
> 

Acked-by: Tomi Valkeinen 

 Tomi

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[PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST

2018-04-05 Thread Mauro Carvalho Chehab
This driver builds cleanly with COMPILE_TEST, and it is
needed in order to allow building drivers/media omap2
driver.

So, change the logic there to allow building it.

Signed-off-by: Mauro Carvalho Chehab 
---
 drivers/video/fbdev/omap2/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/fbdev/omap2/Kconfig 
b/drivers/video/fbdev/omap2/Kconfig
index 0921c4de8407..82008699d253 100644
--- a/drivers/video/fbdev/omap2/Kconfig
+++ b/drivers/video/fbdev/omap2/Kconfig
@@ -1,4 +1,4 @@
-if ARCH_OMAP2PLUS
+if ARCH_OMAP2PLUS || COMPILE_TEST
 
 source "drivers/video/fbdev/omap2/omapfb/Kconfig"
 
-- 
2.14.3

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