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Message-ID: <201703251549.H3iXsEig%fengguang.wu@intel.com>
Date:   Sat, 25 Mar 2017 15:26:35 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Mark Stenglein <mark@...ngle.in>
Cc:     kbuild-all@...org, gregkh@...uxfoundation.org,
        devel@...verdev.osuosl.org, Mark Stenglein <mark@...ngle.in>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: most: Adds parentheses around macros with
 complex values

Hi Mark,

[auto build test ERROR on staging/staging-testing]
[also build test ERROR on v4.11-rc3 next-20170324]
[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/Mark-Stenglein/staging-most-Adds-parentheses-around-macros-with-complex-values/20170325-145958
config: i386-randconfig-x073-201712 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All error/warnings (new ones prefixed by >>):

>> drivers/staging//most/mostcore/core.c:344:8: error: macro names must be identifiers
    #define(create_show_channel_attribute(val)          \
           ^
>> drivers/staging//most/mostcore/core.c:347:1: warning: data definition has no type or storage class
    create_show_channel_attribute(available_directions);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:347:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
>> drivers/staging//most/mostcore/core.c:347:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:348:1: warning: data definition has no type or storage class
    create_show_channel_attribute(available_datatypes);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:348:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:348:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:349:1: warning: data definition has no type or storage class
    create_show_channel_attribute(number_of_packet_buffers);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:349:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:349:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:350:1: warning: data definition has no type or storage class
    create_show_channel_attribute(number_of_stream_buffers);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:350:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:350:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:351:1: warning: data definition has no type or storage class
    create_show_channel_attribute(size_of_stream_buffer);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:351:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:351:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:352:1: warning: data definition has no type or storage class
    create_show_channel_attribute(size_of_packet_buffer);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:352:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:352:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:353:1: warning: data definition has no type or storage class
    create_show_channel_attribute(channel_starving);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:353:1: error: type defaults to 'int' in declaration of 'create_show_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:353:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:496:8: error: macro names must be identifiers
    #define(create_channel_attribute(value) \
           ^
   drivers/staging//most/mostcore/core.c:499:1: warning: data definition has no type or storage class
    create_channel_attribute(set_buffer_size);
    ^~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:499:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:499:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:500:1: warning: data definition has no type or storage class
    create_channel_attribute(set_number_of_buffers);
    ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:500:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:500:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:501:1: warning: data definition has no type or storage class
    create_channel_attribute(set_direction);
    ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:501:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:501:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:502:1: warning: data definition has no type or storage class
    create_channel_attribute(set_datatype);
    ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:502:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:502:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:503:1: warning: data definition has no type or storage class
    create_channel_attribute(set_subbuffer_size);
    ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:503:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:503:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:504:1: warning: data definition has no type or storage class
    create_channel_attribute(set_packets_per_xact);
    ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:504:1: error: type defaults to 'int' in declaration of 'create_channel_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:504:1: warning: parameter names (without types) in function declaration
>> drivers/staging//most/mostcore/core.c:510:3: error: 'most_chnl_attr_available_directions' undeclared here (not in a function)
     &most_chnl_attr_available_directions.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:511:3: error: 'most_chnl_attr_available_datatypes' undeclared here (not in a function)
     &most_chnl_attr_available_datatypes.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:512:3: error: 'most_chnl_attr_number_of_packet_buffers' undeclared here (not in a function)
     &most_chnl_attr_number_of_packet_buffers.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:513:3: error: 'most_chnl_attr_number_of_stream_buffers' undeclared here (not in a function)
     &most_chnl_attr_number_of_stream_buffers.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:514:3: error: 'most_chnl_attr_size_of_packet_buffer' undeclared here (not in a function)
     &most_chnl_attr_size_of_packet_buffer.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:515:3: error: 'most_chnl_attr_size_of_stream_buffer' undeclared here (not in a function)
     &most_chnl_attr_size_of_stream_buffer.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:516:3: error: 'most_chnl_attr_set_number_of_buffers' undeclared here (not in a function)
     &most_chnl_attr_set_number_of_buffers.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:517:3: error: 'most_chnl_attr_set_buffer_size' undeclared here (not in a function)
     &most_chnl_attr_set_buffer_size.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:518:3: error: 'most_chnl_attr_set_direction' undeclared here (not in a function)
     &most_chnl_attr_set_direction.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:519:3: error: 'most_chnl_attr_set_datatype' undeclared here (not in a function)
     &most_chnl_attr_set_datatype.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:520:3: error: 'most_chnl_attr_set_subbuffer_size' undeclared here (not in a function)
     &most_chnl_attr_set_subbuffer_size.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:521:3: error: 'most_chnl_attr_set_packets_per_xact' undeclared here (not in a function)
     &most_chnl_attr_set_packets_per_xact.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:522:3: error: 'most_chnl_attr_channel_starving' undeclared here (not in a function)
     &most_chnl_attr_channel_starving.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:690:8: error: macro names must be identifiers
    #define(create_inst_attribute(value) \
           ^
   drivers/staging//most/mostcore/core.c:693:1: warning: data definition has no type or storage class
    create_inst_attribute(description);
    ^~~~~~~~~~~~~~~~~~~~~
>> drivers/staging//most/mostcore/core.c:693:1: error: type defaults to 'int' in declaration of 'create_inst_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:693:1: warning: parameter names (without types) in function declaration
   drivers/staging//most/mostcore/core.c:694:1: warning: data definition has no type or storage class
    create_inst_attribute(interface);
    ^~~~~~~~~~~~~~~~~~~~~
   drivers/staging//most/mostcore/core.c:694:1: error: type defaults to 'int' in declaration of 'create_inst_attribute' [-Werror=implicit-int]
   drivers/staging//most/mostcore/core.c:694:1: warning: parameter names (without types) in function declaration
>> drivers/staging//most/mostcore/core.c:697:3: error: 'most_inst_attr_description' undeclared here (not in a function)
     &most_inst_attr_description.attr,
      ^~~~~~~~~~~~~~~~~~~~~~~~~~

vim +347 drivers/staging//most/mostcore/core.c

57562a72 Christian Gromm             2015-07-24  338  				     struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  339  				     char *buf)
57562a72 Christian Gromm             2015-07-24  340  {
57562a72 Christian Gromm             2015-07-24  341  	return snprintf(buf, PAGE_SIZE, "%d\n", c->is_starving);
57562a72 Christian Gromm             2015-07-24  342  }
57562a72 Christian Gromm             2015-07-24  343  
979628ad Mark Stenglein              2017-03-23 @344  #define(create_show_channel_attribute(val)          \
979628ad Mark Stenglein              2017-03-23  345  	static MOST_CHNL_ATTR(val, 0444, show_##val, NULL))
57562a72 Christian Gromm             2015-07-24  346  
57562a72 Christian Gromm             2015-07-24 @347  create_show_channel_attribute(available_directions);
57562a72 Christian Gromm             2015-07-24  348  create_show_channel_attribute(available_datatypes);
57562a72 Christian Gromm             2015-07-24  349  create_show_channel_attribute(number_of_packet_buffers);
57562a72 Christian Gromm             2015-07-24  350  create_show_channel_attribute(number_of_stream_buffers);
57562a72 Christian Gromm             2015-07-24  351  create_show_channel_attribute(size_of_stream_buffer);
57562a72 Christian Gromm             2015-07-24  352  create_show_channel_attribute(size_of_packet_buffer);
57562a72 Christian Gromm             2015-07-24 @353  create_show_channel_attribute(channel_starving);
57562a72 Christian Gromm             2015-07-24  354  
57562a72 Christian Gromm             2015-07-24  355  static ssize_t show_set_number_of_buffers(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  356  					  struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  357  					  char *buf)
57562a72 Christian Gromm             2015-07-24  358  {
57562a72 Christian Gromm             2015-07-24  359  	return snprintf(buf, PAGE_SIZE, "%d\n", c->cfg.num_buffers);
57562a72 Christian Gromm             2015-07-24  360  }
57562a72 Christian Gromm             2015-07-24  361  
57562a72 Christian Gromm             2015-07-24  362  static ssize_t store_set_number_of_buffers(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  363  					   struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  364  					   const char *buf,
57562a72 Christian Gromm             2015-07-24  365  					   size_t count)
57562a72 Christian Gromm             2015-07-24  366  {
57562a72 Christian Gromm             2015-07-24  367  	int ret = kstrtou16(buf, 0, &c->cfg.num_buffers);
57562a72 Christian Gromm             2015-07-24  368  
57562a72 Christian Gromm             2015-07-24  369  	if (ret)
57562a72 Christian Gromm             2015-07-24  370  		return ret;
57562a72 Christian Gromm             2015-07-24  371  	return count;
57562a72 Christian Gromm             2015-07-24  372  }
57562a72 Christian Gromm             2015-07-24  373  
57562a72 Christian Gromm             2015-07-24  374  static ssize_t show_set_buffer_size(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  375  				    struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  376  				    char *buf)
57562a72 Christian Gromm             2015-07-24  377  {
57562a72 Christian Gromm             2015-07-24  378  	return snprintf(buf, PAGE_SIZE, "%d\n", c->cfg.buffer_size);
57562a72 Christian Gromm             2015-07-24  379  }
57562a72 Christian Gromm             2015-07-24  380  
57562a72 Christian Gromm             2015-07-24  381  static ssize_t store_set_buffer_size(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  382  				     struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  383  				     const char *buf,
57562a72 Christian Gromm             2015-07-24  384  				     size_t count)
57562a72 Christian Gromm             2015-07-24  385  {
57562a72 Christian Gromm             2015-07-24  386  	int ret = kstrtou16(buf, 0, &c->cfg.buffer_size);
57562a72 Christian Gromm             2015-07-24  387  
57562a72 Christian Gromm             2015-07-24  388  	if (ret)
57562a72 Christian Gromm             2015-07-24  389  		return ret;
57562a72 Christian Gromm             2015-07-24  390  	return count;
57562a72 Christian Gromm             2015-07-24  391  }
57562a72 Christian Gromm             2015-07-24  392  
57562a72 Christian Gromm             2015-07-24  393  static ssize_t show_set_direction(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  394  				  struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  395  				  char *buf)
57562a72 Christian Gromm             2015-07-24  396  {
57562a72 Christian Gromm             2015-07-24  397  	if (c->cfg.direction & MOST_CH_TX)
95f73013 Christian Gromm             2016-09-21  398  		return snprintf(buf, PAGE_SIZE, "tx\n");
57562a72 Christian Gromm             2015-07-24  399  	else if (c->cfg.direction & MOST_CH_RX)
95f73013 Christian Gromm             2016-09-21  400  		return snprintf(buf, PAGE_SIZE, "rx\n");
57562a72 Christian Gromm             2015-07-24  401  	return snprintf(buf, PAGE_SIZE, "unconfigured\n");
57562a72 Christian Gromm             2015-07-24  402  }
57562a72 Christian Gromm             2015-07-24  403  
57562a72 Christian Gromm             2015-07-24  404  static ssize_t store_set_direction(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  405  				   struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  406  				   const char *buf,
57562a72 Christian Gromm             2015-07-24  407  				   size_t count)
57562a72 Christian Gromm             2015-07-24  408  {
9deba73d Christian Gromm             2015-10-21  409  	if (!strcmp(buf, "dir_rx\n")) {
57562a72 Christian Gromm             2015-07-24  410  		c->cfg.direction = MOST_CH_RX;
95f73013 Christian Gromm             2016-09-21  411  	} else if (!strcmp(buf, "rx\n")) {
95f73013 Christian Gromm             2016-09-21  412  		c->cfg.direction = MOST_CH_RX;
9deba73d Christian Gromm             2015-10-21  413  	} else if (!strcmp(buf, "dir_tx\n")) {
57562a72 Christian Gromm             2015-07-24  414  		c->cfg.direction = MOST_CH_TX;
95f73013 Christian Gromm             2016-09-21  415  	} else if (!strcmp(buf, "tx\n")) {
95f73013 Christian Gromm             2016-09-21  416  		c->cfg.direction = MOST_CH_TX;
9deba73d Christian Gromm             2015-10-21  417  	} else {
57562a72 Christian Gromm             2015-07-24  418  		pr_info("WARN: invalid attribute settings\n");
57562a72 Christian Gromm             2015-07-24  419  		return -EINVAL;
57562a72 Christian Gromm             2015-07-24  420  	}
57562a72 Christian Gromm             2015-07-24  421  	return count;
57562a72 Christian Gromm             2015-07-24  422  }
57562a72 Christian Gromm             2015-07-24  423  
57562a72 Christian Gromm             2015-07-24  424  static ssize_t show_set_datatype(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  425  				 struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  426  				 char *buf)
57562a72 Christian Gromm             2015-07-24  427  {
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  428  	int i;
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  429  
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  430  	for (i = 0; i < ARRAY_SIZE(ch_data_type); i++) {
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  431  		if (c->cfg.data_type & ch_data_type[i].most_ch_data_type)
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  432  			return snprintf(buf, PAGE_SIZE, ch_data_type[i].name);
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  433  	}
57562a72 Christian Gromm             2015-07-24  434  	return snprintf(buf, PAGE_SIZE, "unconfigured\n");
57562a72 Christian Gromm             2015-07-24  435  }
57562a72 Christian Gromm             2015-07-24  436  
57562a72 Christian Gromm             2015-07-24  437  static ssize_t store_set_datatype(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  438  				  struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  439  				  const char *buf,
57562a72 Christian Gromm             2015-07-24  440  				  size_t count)
57562a72 Christian Gromm             2015-07-24  441  {
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  442  	int i;
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  443  
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  444  	for (i = 0; i < ARRAY_SIZE(ch_data_type); i++) {
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  445  		if (!strcmp(buf, ch_data_type[i].name)) {
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  446  			c->cfg.data_type = ch_data_type[i].most_ch_data_type;
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  447  			break;
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  448  		}
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  449  	}
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  450  
e7f2b70f Hari Prasath Gujulan Elango 2015-12-28  451  	if (i == ARRAY_SIZE(ch_data_type)) {
57562a72 Christian Gromm             2015-07-24  452  		pr_info("WARN: invalid attribute settings\n");
57562a72 Christian Gromm             2015-07-24  453  		return -EINVAL;
57562a72 Christian Gromm             2015-07-24  454  	}
57562a72 Christian Gromm             2015-07-24  455  	return count;
57562a72 Christian Gromm             2015-07-24  456  }
57562a72 Christian Gromm             2015-07-24  457  
57562a72 Christian Gromm             2015-07-24  458  static ssize_t show_set_subbuffer_size(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  459  				       struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  460  				       char *buf)
57562a72 Christian Gromm             2015-07-24  461  {
57562a72 Christian Gromm             2015-07-24  462  	return snprintf(buf, PAGE_SIZE, "%d\n", c->cfg.subbuffer_size);
57562a72 Christian Gromm             2015-07-24  463  }
57562a72 Christian Gromm             2015-07-24  464  
57562a72 Christian Gromm             2015-07-24  465  static ssize_t store_set_subbuffer_size(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  466  					struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  467  					const char *buf,
57562a72 Christian Gromm             2015-07-24  468  					size_t count)
57562a72 Christian Gromm             2015-07-24  469  {
57562a72 Christian Gromm             2015-07-24  470  	int ret = kstrtou16(buf, 0, &c->cfg.subbuffer_size);
57562a72 Christian Gromm             2015-07-24  471  
57562a72 Christian Gromm             2015-07-24  472  	if (ret)
57562a72 Christian Gromm             2015-07-24  473  		return ret;
57562a72 Christian Gromm             2015-07-24  474  	return count;
57562a72 Christian Gromm             2015-07-24  475  }
57562a72 Christian Gromm             2015-07-24  476  
57562a72 Christian Gromm             2015-07-24  477  static ssize_t show_set_packets_per_xact(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  478  					 struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  479  					 char *buf)
57562a72 Christian Gromm             2015-07-24  480  {
57562a72 Christian Gromm             2015-07-24  481  	return snprintf(buf, PAGE_SIZE, "%d\n", c->cfg.packets_per_xact);
57562a72 Christian Gromm             2015-07-24  482  }
57562a72 Christian Gromm             2015-07-24  483  
57562a72 Christian Gromm             2015-07-24  484  static ssize_t store_set_packets_per_xact(struct most_c_obj *c,
57562a72 Christian Gromm             2015-07-24  485  					  struct most_c_attr *attr,
57562a72 Christian Gromm             2015-07-24  486  					  const char *buf,
57562a72 Christian Gromm             2015-07-24  487  					  size_t count)
57562a72 Christian Gromm             2015-07-24  488  {
57562a72 Christian Gromm             2015-07-24  489  	int ret = kstrtou16(buf, 0, &c->cfg.packets_per_xact);
57562a72 Christian Gromm             2015-07-24  490  
57562a72 Christian Gromm             2015-07-24  491  	if (ret)
57562a72 Christian Gromm             2015-07-24  492  		return ret;
57562a72 Christian Gromm             2015-07-24  493  	return count;
57562a72 Christian Gromm             2015-07-24  494  }
57562a72 Christian Gromm             2015-07-24  495  
979628ad Mark Stenglein              2017-03-23  496  #define(create_channel_attribute(value) \
979628ad Mark Stenglein              2017-03-23  497  	static MOST_CHNL_ATTR(value, 0644, show_##value, store_##value))
57562a72 Christian Gromm             2015-07-24  498  
57562a72 Christian Gromm             2015-07-24 @499  create_channel_attribute(set_buffer_size);
57562a72 Christian Gromm             2015-07-24  500  create_channel_attribute(set_number_of_buffers);
57562a72 Christian Gromm             2015-07-24  501  create_channel_attribute(set_direction);
57562a72 Christian Gromm             2015-07-24  502  create_channel_attribute(set_datatype);
57562a72 Christian Gromm             2015-07-24 @503  create_channel_attribute(set_subbuffer_size);
57562a72 Christian Gromm             2015-07-24 @504  create_channel_attribute(set_packets_per_xact);
57562a72 Christian Gromm             2015-07-24  505  
57562a72 Christian Gromm             2015-07-24  506  /**
57562a72 Christian Gromm             2015-07-24  507   * most_channel_def_attrs - array of default attributes of channel object
57562a72 Christian Gromm             2015-07-24  508   */
57562a72 Christian Gromm             2015-07-24  509  static struct attribute *most_channel_def_attrs[] = {
57562a72 Christian Gromm             2015-07-24 @510  	&most_chnl_attr_available_directions.attr,
57562a72 Christian Gromm             2015-07-24 @511  	&most_chnl_attr_available_datatypes.attr,
57562a72 Christian Gromm             2015-07-24 @512  	&most_chnl_attr_number_of_packet_buffers.attr,
57562a72 Christian Gromm             2015-07-24 @513  	&most_chnl_attr_number_of_stream_buffers.attr,
57562a72 Christian Gromm             2015-07-24 @514  	&most_chnl_attr_size_of_packet_buffer.attr,
57562a72 Christian Gromm             2015-07-24 @515  	&most_chnl_attr_size_of_stream_buffer.attr,
57562a72 Christian Gromm             2015-07-24 @516  	&most_chnl_attr_set_number_of_buffers.attr,
57562a72 Christian Gromm             2015-07-24 @517  	&most_chnl_attr_set_buffer_size.attr,
57562a72 Christian Gromm             2015-07-24 @518  	&most_chnl_attr_set_direction.attr,
57562a72 Christian Gromm             2015-07-24 @519  	&most_chnl_attr_set_datatype.attr,
57562a72 Christian Gromm             2015-07-24 @520  	&most_chnl_attr_set_subbuffer_size.attr,
57562a72 Christian Gromm             2015-07-24 @521  	&most_chnl_attr_set_packets_per_xact.attr,
57562a72 Christian Gromm             2015-07-24 @522  	&most_chnl_attr_channel_starving.attr,
57562a72 Christian Gromm             2015-07-24  523  	NULL,
57562a72 Christian Gromm             2015-07-24  524  };
57562a72 Christian Gromm             2015-07-24  525  

:::::: The code at line 347 was first introduced by commit
:::::: 57562a72414ca35b2e614cfe0a1b1a7b7e7813dd Staging: most: add MOST driver's core module

:::::: TO: Christian Gromm <christian.gromm@...rochip.com>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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