[PATCH 2/5] drm/vblank: Switch to bool in_vblank_irq in get_vblank_timestamp

[kbuild test robot]

Hi Daniel,

[auto build test ERROR on drm/drm-next]
[also build test ERROR on next-20170503]
[cannot apply to v4.11]
[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/Daniel-Vetter/vblanke-cleanup-resend/20170504-003948
base:   git://people.freedesktop.org/~airlied/linux.git drm-next
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/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=arm 

Note: the linux-review/Daniel-Vetter/vblanke-cleanup-resend/20170504-003948 HEAD 7d42e23d7949707be44be8720a9eb260534aa4dc builds fine.
      It only hurts bisectibility.

All errors (new ones prefixed by >>):

   drivers/gpu//drm/vc4/vc4_crtc.c: In function 'vc4_crtc_get_scanoutpos':
>> drivers/gpu//drm/vc4/vc4_crtc.c:235:6: error: 'in_vblank_irq' undeclared (first use in this function)
     if (in_vblank_irq) {
         ^~~~~~~~~~~~~
   drivers/gpu//drm/vc4/vc4_crtc.c:235:6: note: each undeclared identifier is reported only once for each function it appears in

vim +/in_vblank_irq +235 drivers/gpu//drm/vc4/vc4_crtc.c

   229		 * We can't get meaningful readings wrt. scanline position of the PV
   230		 * and need to make things up in a approximative but consistent way.
   231		 */
   232		ret |= DRM_SCANOUTPOS_IN_VBLANK;
   233		vblank_lines = mode->vtotal - mode->vdisplay;
   234	
 > 235		if (in_vblank_irq) {
   236			/*
   237			 * Assume the irq handler got called close to first
   238			 * line of vblank, so PV has about a full vblank

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