[PATCH 30/30] media: atmel: atmel-isc: add microchip-xisc driver

kernel test robot lkp at intel.com
Thu Apr 1 21:36:46 BST 2021


Hi Eugen,

I love your patch! Perhaps something to improve:

[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v5.12-rc5 next-20210401]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Eugen-Hristev/media-atmel-atmel-isc-add-support-for-xisc/20210402-024144
base:   git://linuxtv.org/media_tree.git master
config: nios2-allyesconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/5940a9ab90aba6cd4c659b9df3ab1b8bb0ce0e43
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Eugen-Hristev/media-atmel-atmel-isc-add-support-for-xisc/20210402-024144
        git checkout 5940a9ab90aba6cd4c659b9df3ab1b8bb0ce0e43
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:207:6: warning: no previous prototype for 'isc_sama7g5_config_csc' [-Wmissing-prototypes]
     207 | void isc_sama7g5_config_csc(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:226:6: warning: no previous prototype for 'isc_sama7g5_config_cbc' [-Wmissing-prototypes]
     226 | void isc_sama7g5_config_cbc(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:238:6: warning: no previous prototype for 'isc_sama7g5_config_cc' [-Wmissing-prototypes]
     238 | void isc_sama7g5_config_cc(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:251:6: warning: no previous prototype for 'isc_sama7g5_config_ctrls' [-Wmissing-prototypes]
     251 | void isc_sama7g5_config_ctrls(struct isc_device *isc,
         |      ^~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:262:6: warning: no previous prototype for 'isc_sama7g5_config_dpc' [-Wmissing-prototypes]
     262 | void isc_sama7g5_config_dpc(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:273:6: warning: no previous prototype for 'isc_sama7g5_config_gam' [-Wmissing-prototypes]
     273 | void isc_sama7g5_config_gam(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:281:6: warning: no previous prototype for 'isc_sama7g5_config_rlp' [-Wmissing-prototypes]
     281 | void isc_sama7g5_config_rlp(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/media/platform/atmel/atmel-sama7g5-isc.c:291:6: warning: no previous prototype for 'isc_sama7g5_adapt_pipeline' [-Wmissing-prototypes]
     291 | void isc_sama7g5_adapt_pipeline(struct isc_device *isc)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/media/platform/atmel/atmel-sama7g5-isc.c: In function 'microchip_xisc_probe':
   drivers/media/platform/atmel/atmel-sama7g5-isc.c:530:9: error: implicit declaration of function 'v4l2_async_notifier_add_subdev'; did you mean 'v4l2_async_notifier_add_i2c_subdev'? [-Werror=implicit-function-declaration]
     530 |   ret = v4l2_async_notifier_add_subdev(&subdev_entity->notifier,
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |         v4l2_async_notifier_add_i2c_subdev
   cc1: some warnings being treated as errors


vim +/isc_sama7g5_config_csc +207 drivers/media/platform/atmel/atmel-sama7g5-isc.c

   206	
 > 207	void isc_sama7g5_config_csc(struct isc_device *isc)
   208	{
   209		struct regmap *regmap = isc->regmap;
   210	
   211		/* Convert RGB to YUV */
   212		regmap_write(regmap, ISC_CSC_YR_YG + isc->offsets.csc,
   213			     0x42 | (0x81 << 16));
   214		regmap_write(regmap, ISC_CSC_YB_OY + isc->offsets.csc,
   215			     0x19 | (0x10 << 16));
   216		regmap_write(regmap, ISC_CSC_CBR_CBG + isc->offsets.csc,
   217			     0xFDA | (0xFB6 << 16));
   218		regmap_write(regmap, ISC_CSC_CBB_OCB + isc->offsets.csc,
   219			     0x70 | (0x80 << 16));
   220		regmap_write(regmap, ISC_CSC_CRR_CRG + isc->offsets.csc,
   221			     0x70 | (0xFA2 << 16));
   222		regmap_write(regmap, ISC_CSC_CRB_OCR + isc->offsets.csc,
   223			     0xFEE | (0x80 << 16));
   224	}
   225	
 > 226	void isc_sama7g5_config_cbc(struct isc_device *isc)
   227	{
   228		struct regmap *regmap = isc->regmap;
   229	
   230		/* Configure what is set via v4l2 ctrls */
   231		regmap_write(regmap, ISC_CBC_BRIGHT + isc->offsets.cbc, isc->ctrls.brightness);
   232		regmap_write(regmap, ISC_CBC_CONTRAST + isc->offsets.cbc, isc->ctrls.contrast);
   233		/* Configure Hue and Saturation as neutral midpoint */
   234		regmap_write(regmap, ISC_CBCHS_HUE, 0);
   235		regmap_write(regmap, ISC_CBCHS_SAT, (1 << 4));
   236	}
   237	
 > 238	void isc_sama7g5_config_cc(struct isc_device *isc)
   239	{
   240		struct regmap *regmap = isc->regmap;
   241	
   242		/* Configure each register at the neutral fixed point 1.0 or 0.0 */
   243		regmap_write(regmap, ISC_CC_RR_RG, (1 << 8));
   244		regmap_write(regmap, ISC_CC_RB_OR, 0);
   245		regmap_write(regmap, ISC_CC_GR_GG, (1 << 8) << 16);
   246		regmap_write(regmap, ISC_CC_GB_OG, 0);
   247		regmap_write(regmap, ISC_CC_BR_BG, 0);
   248		regmap_write(regmap, ISC_CC_BB_OB, (1 << 8));
   249	}
   250	
 > 251	void isc_sama7g5_config_ctrls(struct isc_device *isc,
   252				      const struct v4l2_ctrl_ops *ops)
   253	{
   254		struct isc_ctrls *ctrls = &isc->ctrls;
   255		struct v4l2_ctrl_handler *hdl = &ctrls->handler;
   256	
   257		ctrls->contrast = 16;
   258	
   259		v4l2_ctrl_new_std(hdl, ops, V4L2_CID_CONTRAST, -2048, 2047, 1, 16);
   260	}
   261	
 > 262	void isc_sama7g5_config_dpc(struct isc_device *isc)
   263	{
   264		u32 bay_cfg = isc->config.sd_format->cfa_baycfg;
   265		struct regmap *regmap = isc->regmap;
   266	
   267		regmap_update_bits(regmap, ISC_DPC_CFG, ISC_DPC_CFG_BLOFF_MASK,
   268				   (64 << ISC_DPC_CFG_BLOFF_SHIFT));
   269		regmap_update_bits(regmap, ISC_DPC_CFG, ISC_DPC_CFG_BAYCFG_MASK,
   270				   (bay_cfg << ISC_DPC_CFG_BAYCFG_SHIFT));
   271	}
   272	
 > 273	void isc_sama7g5_config_gam(struct isc_device *isc)
   274	{
   275		struct regmap *regmap = isc->regmap;
   276	
   277		regmap_update_bits(regmap, ISC_GAM_CTRL, ISC_GAM_CTRL_BIPART,
   278				   ISC_GAM_CTRL_BIPART);
   279	}
   280	
 > 281	void isc_sama7g5_config_rlp(struct isc_device *isc)
   282	{
   283		struct regmap *regmap = isc->regmap;
   284		u32 rlp_mode = isc->config.rlp_cfg_mode;
   285	
   286		regmap_update_bits(regmap, ISC_RLP_CFG + isc->offsets.rlp,
   287				   ISC_RLP_CFG_MODE_MASK | ISC_RLP_CFG_LSH |
   288				   ISC_RLP_CFG_YMODE_MASK, rlp_mode);
   289	}
   290	
 > 291	void isc_sama7g5_adapt_pipeline(struct isc_device *isc)
   292	{
   293		isc->try_config.bits_pipeline &= ISC_SAMA7G5_PIPELINE;
   294	}
   295	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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