[PATCH] drm/vc4: Add support for plane alpha
kbuild test robot
lkp at intel.com
Sun Apr 22 18:56:33 UTC 2018
Hi Stefan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on v4.17-rc1]
[also build test ERROR on next-20180420]
[cannot apply to anholt/for-next]
[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/Stefan-Schake/drm-vc4-Add-support-for-plane-alpha/20180423-002110
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/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=sh
All errors (new ones prefixed by >>):
drivers/gpu/drm/vc4/vc4_plane.c: In function 'vc4_plane_reset':
>> drivers/gpu/drm/vc4/vc4_plane.c:204:14: error: 'struct drm_plane_state' has no member named 'alpha'
plane->state->alpha = DRM_BLEND_ALPHA_OPAQUE;
^~
>> drivers/gpu/drm/vc4/vc4_plane.c:204:24: error: 'DRM_BLEND_ALPHA_OPAQUE' undeclared (first use in this function)
plane->state->alpha = DRM_BLEND_ALPHA_OPAQUE;
^~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_plane.c:204:24: note: each undeclared identifier is reported only once for each function it appears in
In file included from drivers/gpu/drm/vc4/vc4_plane.c:28:0:
drivers/gpu/drm/vc4/vc4_plane.c: In function 'vc4_plane_mode_set':
drivers/gpu/drm/vc4/vc4_plane.c:557:23: error: 'struct drm_plane_state' has no member named 'alpha'
VC4_SET_FIELD(state->alpha >> 8, SCALER_POS0_FIXED_ALPHA) |
^
drivers/gpu/drm/vc4/vc4_regs.h:18:24: note: in definition of macro 'VC4_SET_FIELD'
uint32_t fieldval = (value) << field##_SHIFT; \
^~~~~
drivers/gpu/drm/vc4/vc4_plane.c:574:25: error: 'struct drm_plane_state' has no member named 'alpha'
mix_plane_alpha = state->alpha != DRM_BLEND_ALPHA_OPAQUE &&
^~
drivers/gpu/drm/vc4/vc4_plane.c:574:36: error: 'DRM_BLEND_ALPHA_OPAQUE' undeclared (first use in this function)
mix_plane_alpha = state->alpha != DRM_BLEND_ALPHA_OPAQUE &&
^~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/vc4/vc4_plane.c: In function 'vc4_plane_init':
>> drivers/gpu/drm/vc4/vc4_plane.c:952:2: error: implicit declaration of function 'drm_plane_create_alpha_property'; did you mean 'drm_plane_create_zpos_property'? [-Werror=implicit-function-declaration]
drm_plane_create_alpha_property(plane);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drm_plane_create_zpos_property
cc1: some warnings being treated as errors
vim +204 drivers/gpu/drm/vc4/vc4_plane.c
191
192 /* Called during init to allocate the plane's atomic state. */
193 static void vc4_plane_reset(struct drm_plane *plane)
194 {
195 struct vc4_plane_state *vc4_state;
196
197 WARN_ON(plane->state);
198
199 vc4_state = kzalloc(sizeof(*vc4_state), GFP_KERNEL);
200 if (!vc4_state)
201 return;
202
203 plane->state = &vc4_state->base;
> 204 plane->state->alpha = DRM_BLEND_ALPHA_OPAQUE;
205 vc4_state->base.plane = plane;
206 }
207
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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