[linux-review:UPDATE-20200514-234943/Stanislav-Lisovskiy/Consider-DBuf-bandwidth-when-calculating-CDCLK/20200514-232846 6/7] drivers/gpu/drm/i915/display/intel_display.c:14736:21: error: unused variable 'crtc'

[linux-review:UPDATE-20200514-234943/Stanislav-Lisovskiy/Consider-DBuf-bandwidth-when-calculating-CDCLK/20200514-232846 6/7] drivers/gpu/drm/i915/display/intel_display.c:14736:21: error: unused variable 'crtc'

[kbuild test robot]

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tree:   https://github.com/0day-ci/linux/commits/UPDATE-20200514-234943/Stanislav-Lisovskiy/Consider-DBuf-bandwidth-when-calculating-CDCLK/20200514-232846
head:   299fe22b95c5eec191b4fadb8c149ae6c5262f6c
commit: 605fbe4b20bd78e247088acbe3b2d3a63f3960cd [6/7] drm/i915: Adjust CDCLK accordingly to our DBuf bw needs
config: i386-randconfig-a013-20200515 (attached as .config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
        git checkout 605fbe4b20bd78e247088acbe3b2d3a63f3960cd
        # save the attached .config to linux build tree
        make ARCH=i386 

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

drivers/gpu/drm/i915/display/intel_display.c: In function 'intel_atomic_check_planes':
drivers/gpu/drm/i915/display/intel_display.c:14695:2: error: 'new_cdclk_state' undeclared (first use in this function); did you mean 'intel_cdclk_state'?
new_cdclk_state = intel_atomic_get_new_cdclk_state(state);
^~~~~~~~~~~~~~~
intel_cdclk_state
drivers/gpu/drm/i915/display/intel_display.c:14695:2: note: each undeclared identifier is reported only once for each function it appears in
drivers/gpu/drm/i915/display/intel_display.c:14698:4: error: 'need_cdclk_calc' undeclared (first use in this function); did you mean 'intel_cdclk_vals'?
*need_cdclk_calc = true;
^~~~~~~~~~~~~~~
intel_cdclk_vals
In file included from include/linux/list.h:9:0,
from include/linux/kobject.h:19,
from include/linux/of.h:17,
from include/linux/irqdomain.h:35,
from include/linux/acpi.h:13,
from include/linux/i2c.h:13,
from drivers/gpu/drm/i915/display/intel_display.c:27:
include/linux/kernel.h:866:2: error: first argument to '__builtin_choose_expr' not a constant
__builtin_choose_expr(__safe_cmp(x, y),      ^
include/linux/kernel.h:882:19: note: in expansion of macro '__careful_cmp'
#define max(x, y) __careful_cmp(x, y, >)
^~~~~~~~~~~~~
drivers/gpu/drm/i915/display/intel_display.c:14711:15: note: in expansion of macro 'max'
min_cdclk = max(new_cdclk_state->min_cdclk[crtc->pipe], min_cdclk);
^~~
drivers/gpu/drm/i915/display/intel_display.c: In function 'intel_atomic_check_cdclk':
>> drivers/gpu/drm/i915/display/intel_display.c:14736:21: error: unused variable 'crtc' [-Werror=unused-variable]
struct intel_crtc *crtc;
^~~~
>> drivers/gpu/drm/i915/display/intel_display.c:14735:27: error: unused variable 'new_crtc_state' [-Werror=unused-variable]
struct intel_crtc_state *new_crtc_state;
^~~~~~~~~~~~~~
>> drivers/gpu/drm/i915/display/intel_display.c:14734:28: error: unused variable 'new_cdclk_state' [-Werror=unused-variable]
struct intel_cdclk_state *new_cdclk_state;
^~~~~~~~~~~~~~~
cc1: all warnings being treated as errors

vim +/crtc +14736 drivers/gpu/drm/i915/display/intel_display.c

 14726	
 14727	static int intel_atomic_check_cdclk(struct intel_atomic_state *state,
 14728					    bool *need_cdclk_calc)
 14729	{
 14730		int i;
 14731		struct intel_plane_state *plane_state;
 14732		struct intel_plane *plane;
 14733		int ret;
 14734		struct intel_cdclk_state *new_cdclk_state;
 14735		struct intel_crtc_state *new_crtc_state;
 14736		struct intel_crtc *crtc;
 14737		/*
 14738		 * active_planes bitmask has been updated, and potentially
 14739		 * affected planes are part of the state. We can now
 14740		 * compute the minimum cdclk for each plane.
 14741		 */
 14742		for_each_new_intel_plane_in_state(state, plane, plane_state, i) {
 14743			ret = intel_plane_calc_min_cdclk(state, plane, need_cdclk_calc);
 14744			if (ret)
 14745				return ret;
 14746		}
 14747	
 14748		return 0;
 14749	}
 14750	

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

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