[Intel-gfx] [PATCH] [intel-gfx] drm/i915/csr Added DC5 and DC6 counter register for ICL in debugfs entry.

kbuild test robot lkp at intel.com
Mon Sep 17 18:15:56 UTC 2018


Hi Jyoti,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on v4.19-rc4 next-20180913]
[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/Jyoti-Yadav/drm-i915-csr-Added-DC5-and-DC6-counter-register-for-ICL-in-debugfs-entry/20180918-012350
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-randconfig-x077-201837 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:10:0,
                    from include/linux/list.h:9,
                    from include/linux/wait.h:7,
                    from include/linux/wait_bit.h:8,
                    from include/linux/fs.h:6,
                    from include/linux/debugfs.h:15,
                    from drivers/gpu//drm/i915/i915_debugfs.c:29:
   drivers/gpu//drm/i915/i915_debugfs.c: In function 'i915_dmc_info':
   drivers/gpu//drm/i915/i915_debugfs.c:2884:28: error: called object is not a function or function pointer
         (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6))
         ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/compiler.h:58:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
>> drivers/gpu//drm/i915/i915_debugfs.c:2883:2: note: in expansion of macro 'if'
     if (IS_KABYLAKE(dev_priv) ||
     ^~
   drivers/gpu//drm/i915/i915_debugfs.c:2884:28: error: called object is not a function or function pointer
         (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6))
         ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/compiler.h:58:42: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                             ^~~~
>> drivers/gpu//drm/i915/i915_debugfs.c:2883:2: note: in expansion of macro 'if'
     if (IS_KABYLAKE(dev_priv) ||
     ^~
   drivers/gpu//drm/i915/i915_debugfs.c:2884:28: error: called object is not a function or function pointer
         (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6))
         ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/compiler.h:69:16: note: in definition of macro '__trace_if'
      ______r = !!(cond);     \
                   ^~~~
>> drivers/gpu//drm/i915/i915_debugfs.c:2883:2: note: in expansion of macro 'if'
     if (IS_KABYLAKE(dev_priv) ||
     ^~

vim +/if +2883 drivers/gpu//drm/i915/i915_debugfs.c

1da51581 Imre Deak        2013-11-25  2861  
b7cec66d Damien Lespiau   2015-10-27  2862  static int i915_dmc_info(struct seq_file *m, void *unused)
b7cec66d Damien Lespiau   2015-10-27  2863  {
36cdd013 David Weinehall  2016-08-22  2864  	struct drm_i915_private *dev_priv = node_to_i915(m->private);
b7cec66d Damien Lespiau   2015-10-27  2865  	struct intel_csr *csr;
b7cec66d Damien Lespiau   2015-10-27  2866  
ab309a6a Michal Wajdeczko 2017-12-15  2867  	if (!HAS_CSR(dev_priv))
ab309a6a Michal Wajdeczko 2017-12-15  2868  		return -ENODEV;
b7cec66d Damien Lespiau   2015-10-27  2869  
b7cec66d Damien Lespiau   2015-10-27  2870  	csr = &dev_priv->csr;
b7cec66d Damien Lespiau   2015-10-27  2871  
6fb403de Mika Kuoppala    2015-10-30  2872  	intel_runtime_pm_get(dev_priv);
6fb403de Mika Kuoppala    2015-10-30  2873  
b7cec66d Damien Lespiau   2015-10-27  2874  	seq_printf(m, "fw loaded: %s\n", yesno(csr->dmc_payload != NULL));
b7cec66d Damien Lespiau   2015-10-27  2875  	seq_printf(m, "path: %s\n", csr->fw_path);
b7cec66d Damien Lespiau   2015-10-27  2876  
b7cec66d Damien Lespiau   2015-10-27  2877  	if (!csr->dmc_payload)
6fb403de Mika Kuoppala    2015-10-30  2878  		goto out;
b7cec66d Damien Lespiau   2015-10-27  2879  
b7cec66d Damien Lespiau   2015-10-27  2880  	seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version),
b7cec66d Damien Lespiau   2015-10-27  2881  		   CSR_VERSION_MINOR(csr->version));
b7cec66d Damien Lespiau   2015-10-27  2882  
48de568c Mika Kuoppala    2017-05-09 @2883  	if (IS_KABYLAKE(dev_priv) ||
71660c92 Jyoti Yadav      2018-09-17  2884  	    (IS_SKYLAKE(dev_priv) && csr->version >= CSR_VERSION(1, 6))
71660c92 Jyoti Yadav      2018-09-17  2885  		(IS_ICELAKE(dev_priv) && csr->version >= CSR_VERSION(1, 7))) {
8337206d Damien Lespiau   2015-10-30  2886  		seq_printf(m, "DC3 -> DC5 count: %d\n",
8337206d Damien Lespiau   2015-10-30  2887  			   I915_READ(SKL_CSR_DC3_DC5_COUNT));
8337206d Damien Lespiau   2015-10-30  2888  		seq_printf(m, "DC5 -> DC6 count: %d\n",
8337206d Damien Lespiau   2015-10-30  2889  			   I915_READ(SKL_CSR_DC5_DC6_COUNT));
36cdd013 David Weinehall  2016-08-22  2890  	} else if (IS_BROXTON(dev_priv) && csr->version >= CSR_VERSION(1, 4)) {
16e11b99 Mika Kuoppala    2015-10-27  2891  		seq_printf(m, "DC3 -> DC5 count: %d\n",
16e11b99 Mika Kuoppala    2015-10-27  2892  			   I915_READ(BXT_CSR_DC3_DC5_COUNT));
8337206d Damien Lespiau   2015-10-30  2893  	}
8337206d Damien Lespiau   2015-10-30  2894  
6fb403de Mika Kuoppala    2015-10-30  2895  out:
6fb403de Mika Kuoppala    2015-10-30  2896  	seq_printf(m, "program base: 0x%08x\n", I915_READ(CSR_PROGRAM(0)));
6fb403de Mika Kuoppala    2015-10-30  2897  	seq_printf(m, "ssp base: 0x%08x\n", I915_READ(CSR_SSP_BASE));
6fb403de Mika Kuoppala    2015-10-30  2898  	seq_printf(m, "htp: 0x%08x\n", I915_READ(CSR_HTP_SKL));
6fb403de Mika Kuoppala    2015-10-30  2899  
8337206d Damien Lespiau   2015-10-30  2900  	intel_runtime_pm_put(dev_priv);
8337206d Damien Lespiau   2015-10-30  2901  
b7cec66d Damien Lespiau   2015-10-27  2902  	return 0;
b7cec66d Damien Lespiau   2015-10-27  2903  }
b7cec66d Damien Lespiau   2015-10-27  2904  

:::::: The code at line 2883 was first introduced by commit
:::::: 48de568c644c5b5a9307c92b13c53811c5a93999 drm/i915: Show dmc debug registers on Kabylake

:::::: TO: Mika Kuoppala <mika.kuoppala at linux.intel.com>
:::::: CC: Mika Kuoppala <mika.kuoppala at intel.com>

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