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Message-ID: <202106211924.6jiQGJ57-lkp@intel.com>
Date: Mon, 21 Jun 2021 19:25:27 +0800
From: kernel test robot <lkp@...el.com>
To: Tomohito Esaki <etom@...l.co.jp>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Laurent Pinchart <laurent.pinchart@...asonboard.com>,
Kieran Bingham <kieran.bingham+renesas@...asonboard.com>
Cc: kbuild-all@...ts.01.org, dri-devel@...ts.freedesktop.org,
linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATH 2/4] rcar-du: Add support virtual DRM device
Hi Tomohito,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on robh/for-next]
[also build test ERROR on drm-intel/for-linux-next drm-tip/drm-tip linus/master v5.13-rc7 next-20210618]
[cannot apply to pinchartl-media/drm/du/next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Tomohito-Esaki/Support-virtual-DRM/20210621-144611
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/cc44235a16ab2596f4eae5c4e9011e884ce89691
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Tomohito-Esaki/Support-virtual-DRM/20210621-144611
git checkout cc44235a16ab2596f4eae5c4e9011e884ce89691
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:60:6: error: redefinition of 'rcar_du_vdrm_crtc_complete'
60 | void rcar_du_vdrm_crtc_complete(struct rcar_du_crtc *crtc, unsigned int status)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:35:1: note: previous definition of 'rcar_du_vdrm_crtc_complete' was here
35 | rcar_du_vdrm_crtc_complete(struct rcar_du_crtc *crtc, unsigned int status) { }
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:71:5: error: redefinition of 'rcar_du_vdrm_count'
71 | int rcar_du_vdrm_count(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:37:19: note: previous definition of 'rcar_du_vdrm_count' was here
37 | static inline int rcar_du_vdrm_count(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:83:5: error: redefinition of 'rcar_du_vdrms_init'
83 | int rcar_du_vdrms_init(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:41:19: note: previous definition of 'rcar_du_vdrms_init' was here
41 | static inline int rcar_du_vdrms_init(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:130:5: error: redefinition of 'rcar_du_vdrm_plane_init'
130 | int rcar_du_vdrm_plane_init(struct vdrm_device *vdrm,
| ^~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:46:1: note: previous definition of 'rcar_du_vdrm_plane_init' was here
46 | rcar_du_vdrm_plane_init(struct vdrm_device *vdrm,
| ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:142:5: error: redefinition of 'rcar_du_vdrm_crtc_init'
142 | int rcar_du_vdrm_crtc_init(struct rcar_du_crtc *crtc, int index)
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:55:19: note: previous definition of 'rcar_du_vdrm_crtc_init' was here
55 | static inline int rcar_du_vdrm_crtc_init(struct rcar_du_crtc *crtc, int index)
| ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:165:5: error: redefinition of 'rcar_du_vdrms_register'
165 | int rcar_du_vdrms_register(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:59:19: note: previous definition of 'rcar_du_vdrms_register' was here
59 | static inline int rcar_du_vdrms_register(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:178:6: error: redefinition of 'rcar_du_vdrms_fini'
178 | void rcar_du_vdrms_fini(struct rcar_du_device *rcdu)
| ^~~~~~~~~~~~~~~~~~
In file included from drivers/gpu/drm/rcar-du/rcar_du_vdrm.c:19:
drivers/gpu/drm/rcar-du/rcar_du_vdrm.h:63:20: note: previous definition of 'rcar_du_vdrms_fini' was here
63 | static inline void rcar_du_vdrms_fini(struct rcar_du_device *rcdu) { }
| ^~~~~~~~~~~~~~~~~~
vim +/rcar_du_vdrm_crtc_complete +60 drivers/gpu/drm/rcar-du/rcar_du_vdrm.c
59
> 60 void rcar_du_vdrm_crtc_complete(struct rcar_du_crtc *crtc, unsigned int status)
61 {
62 struct rcar_du_vdrm_display *disp;
63
64 list_for_each_entry(disp, &crtc->vdrm_displays, head) {
65 vdrm_drv_handle_vblank(disp->display);
66 if (status & VSP1_DU_STATUS_COMPLETE)
67 vdrm_drv_finish_page_flip(disp->display);
68 }
69 }
70
> 71 int rcar_du_vdrm_count(struct rcar_du_device *rcdu)
72 {
73 const struct device_node *np = rcdu->dev->of_node;
74 int num;
75
76 num = of_property_count_u32_elems(np, "vdrms");
77 if (num < 0)
78 return 0;
79
80 return num;
81 }
82
> 83 int rcar_du_vdrms_init(struct rcar_du_device *rcdu)
84 {
85 struct vdrm_device *vdrm;
86 int num_vdrms;
87 int i, ret;
88
89 num_vdrms = rcar_du_vdrm_count(rcdu);
90 if (num_vdrms == 0)
91 return 0;
92
93 rcdu->vdrms = kcalloc(num_vdrms, sizeof(vdrm), GFP_KERNEL);
94 if (!rcdu->vdrms)
95 return -1;
96
97 DRM_INFO("VDRM: num vdrm = %d\n", num_vdrms);
98
99 for (i = 0; i < num_vdrms; i++) {
100 struct of_phandle_args args;
101 const struct device_node *np = rcdu->dev->of_node;
102
103 ret = of_parse_phandle_with_fixed_args(np, "vdrms", 0, i,
104 &args);
105 if (ret < 0) {
106 DRM_WARN("VDRM: failed get vdrm%d.\n", i);
107 goto err;
108 }
109
110 vdrm = vdrm_drv_init(&rcdu->ddev, args.np, 0, NULL,
111 &vdrm_funcs);
112 of_node_put(args.np);
113 if (IS_ERR(vdrm)) {
114 ret = PTR_ERR(vdrm);
115 goto err;
116 }
117
118 rcdu->vdrms[i] = vdrm;
119 rcdu->num_vdrms++;
120 }
121
122 return 0;
123
124 err:
125 rcar_du_vdrms_fini(rcdu);
126 rcdu->num_vdrms = 0;
127 return ret;
128 }
129
> 130 int rcar_du_vdrm_plane_init(struct vdrm_device *vdrm,
131 struct rcar_du_vsp_plane *plane,
132 const struct drm_plane_funcs *funcs,
133 const struct drm_plane_helper_funcs *helper_funcs,
134 const u32 *formats, unsigned int num_formats,
135 int max_zpos)
136 {
137 return vdrm_drv_plane_init(vdrm, &plane->plane, funcs,
138 helper_funcs, formats, num_formats,
139 max_zpos);
140 }
141
> 142 int rcar_du_vdrm_crtc_init(struct rcar_du_crtc *crtc, int index)
143 {
144 struct rcar_du_device *rcdu;
145 int i;
146
147 rcdu = crtc->dev;
148 for (i = 0; i < rcdu->num_vdrms; i++) {
149 struct vdrm_display *vdisplay;
150 int plane_index = crtc->vsp->num_planes + i;
151 struct drm_plane *plane =
152 &crtc->vsp->planes[plane_index].plane;
153
154 vdisplay = vdrm_drv_display_init(rcdu->vdrms[i], &crtc->crtc,
155 plane);
156 if (IS_ERR(vdisplay))
157 return PTR_ERR(vdisplay);
158
159 rcar_du_crtc_add_vdrm_display(crtc, vdisplay);
160 }
161
162 return 0;
163 }
164
> 165 int rcar_du_vdrms_register(struct rcar_du_device *rcdu)
166 {
167 int i, ret;
168
169 for (i = 0; i < rcdu->num_vdrms; i++) {
170 ret = vdrm_drv_register(rcdu->vdrms[i]);
171 if (ret)
172 return ret;
173 }
174
175 return 0;
176 }
177
> 178 void rcar_du_vdrms_fini(struct rcar_du_device *rcdu)
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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