[drm-tip:drm-tip 4/8] drivers/gpu/drm/solomon/ssd130x.c:451:18: error: incomplete definition of type 'struct dma_buf_map'
kernel test robot
lkp at intel.com
Thu Feb 17 06:25:08 UTC 2022
tree: git://anongit.freedesktop.org/drm/drm-tip drm-tip
head: e141e36b2871c529379f7ec7d5d6ebae3137a51b
commit: 7ca6504c36709f35c4cc38ae6acc1c9c3d72136f [4/8] Merge remote-tracking branch 'drm-misc/drm-misc-next' into drm-tip
config: mips-buildonly-randconfig-r002-20220217 (https://download.01.org/0day-ci/archive/20220217/202202171455.bclm1YBC-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0bad7cb56526f2572c74449fcf97c1fcda42b41d)
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
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
git remote add drm-tip git://anongit.freedesktop.org/drm/drm-tip
git fetch --no-tags drm-tip drm-tip
git checkout 7ca6504c36709f35c4cc38ae6acc1c9c3d72136f
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/gpu/drm/solomon/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>
All error/warnings (new ones prefixed by >>):
>> drivers/gpu/drm/solomon/ssd130x.c:447:74: warning: declaration of 'struct dma_buf_map' will not be visible outside of this function [-Wvisibility]
static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_map *map,
^
>> drivers/gpu/drm/solomon/ssd130x.c:451:18: error: incomplete definition of type 'struct dma_buf_map'
void *vmap = map->vaddr; /* TODO: Use mapping abstraction properly */
~~~^
drivers/gpu/drm/solomon/ssd130x.c:447:74: note: forward declaration of 'struct dma_buf_map'
static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_map *map,
^
>> drivers/gpu/drm/solomon/ssd130x.c:506:40: error: incompatible pointer types passing 'struct iosys_map *' to parameter of type 'const struct dma_buf_map *' [-Werror,-Wincompatible-pointer-types]
ssd130x_fb_blit_rect(plane_state->fb, &shadow_plane_state->data[0], &plane_state->dst);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/solomon/ssd130x.c:447:87: note: passing argument to parameter 'map' here
static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_map *map,
^
drivers/gpu/drm/solomon/ssd130x.c:566:40: error: incompatible pointer types passing 'struct iosys_map *' to parameter of type 'const struct dma_buf_map *' [-Werror,-Wincompatible-pointer-types]
ssd130x_fb_blit_rect(plane_state->fb, &shadow_plane_state->data[0], &dst_clip);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/solomon/ssd130x.c:447:87: note: passing argument to parameter 'map' here
static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_map *map,
^
1 warning and 3 errors generated.
vim +451 drivers/gpu/drm/solomon/ssd130x.c
a61732e808672cf Javier Martinez Canillas 2022-02-14 446
a61732e808672cf Javier Martinez Canillas 2022-02-14 @447 static int ssd130x_fb_blit_rect(struct drm_framebuffer *fb, const struct dma_buf_map *map,
a61732e808672cf Javier Martinez Canillas 2022-02-14 448 struct drm_rect *rect)
a61732e808672cf Javier Martinez Canillas 2022-02-14 449 {
a61732e808672cf Javier Martinez Canillas 2022-02-14 450 struct ssd130x_device *ssd130x = drm_to_ssd130x(fb->dev);
a61732e808672cf Javier Martinez Canillas 2022-02-14 @451 void *vmap = map->vaddr; /* TODO: Use mapping abstraction properly */
a61732e808672cf Javier Martinez Canillas 2022-02-14 452 int ret = 0;
a61732e808672cf Javier Martinez Canillas 2022-02-14 453 u8 *buf = NULL;
a61732e808672cf Javier Martinez Canillas 2022-02-14 454
a61732e808672cf Javier Martinez Canillas 2022-02-14 455 buf = kcalloc(fb->width, fb->height, GFP_KERNEL);
a61732e808672cf Javier Martinez Canillas 2022-02-14 456 if (!buf)
a61732e808672cf Javier Martinez Canillas 2022-02-14 457 return -ENOMEM;
a61732e808672cf Javier Martinez Canillas 2022-02-14 458
a61732e808672cf Javier Martinez Canillas 2022-02-14 459 drm_fb_xrgb8888_to_mono_reversed(buf, 0, vmap, fb, rect);
a61732e808672cf Javier Martinez Canillas 2022-02-14 460
a61732e808672cf Javier Martinez Canillas 2022-02-14 461 ssd130x_update_rect(ssd130x, buf, rect);
a61732e808672cf Javier Martinez Canillas 2022-02-14 462
a61732e808672cf Javier Martinez Canillas 2022-02-14 463 kfree(buf);
a61732e808672cf Javier Martinez Canillas 2022-02-14 464
a61732e808672cf Javier Martinez Canillas 2022-02-14 465 return ret;
a61732e808672cf Javier Martinez Canillas 2022-02-14 466 }
a61732e808672cf Javier Martinez Canillas 2022-02-14 467
a61732e808672cf Javier Martinez Canillas 2022-02-14 468 static int ssd130x_display_pipe_mode_valid(struct drm_simple_display_pipe *pipe,
a61732e808672cf Javier Martinez Canillas 2022-02-14 469 const struct drm_display_mode *mode)
a61732e808672cf Javier Martinez Canillas 2022-02-14 470 {
a61732e808672cf Javier Martinez Canillas 2022-02-14 471 struct ssd130x_device *ssd130x = drm_to_ssd130x(pipe->crtc.dev);
a61732e808672cf Javier Martinez Canillas 2022-02-14 472
a61732e808672cf Javier Martinez Canillas 2022-02-14 473 if (mode->hdisplay != ssd130x->mode.hdisplay &&
a61732e808672cf Javier Martinez Canillas 2022-02-14 474 mode->vdisplay != ssd130x->mode.vdisplay)
a61732e808672cf Javier Martinez Canillas 2022-02-14 475 return MODE_ONE_SIZE;
a61732e808672cf Javier Martinez Canillas 2022-02-14 476
a61732e808672cf Javier Martinez Canillas 2022-02-14 477 if (mode->hdisplay != ssd130x->mode.hdisplay)
a61732e808672cf Javier Martinez Canillas 2022-02-14 478 return MODE_ONE_WIDTH;
a61732e808672cf Javier Martinez Canillas 2022-02-14 479
a61732e808672cf Javier Martinez Canillas 2022-02-14 480 if (mode->vdisplay != ssd130x->mode.vdisplay)
a61732e808672cf Javier Martinez Canillas 2022-02-14 481 return MODE_ONE_HEIGHT;
a61732e808672cf Javier Martinez Canillas 2022-02-14 482
a61732e808672cf Javier Martinez Canillas 2022-02-14 483 return MODE_OK;
a61732e808672cf Javier Martinez Canillas 2022-02-14 484 }
a61732e808672cf Javier Martinez Canillas 2022-02-14 485
a61732e808672cf Javier Martinez Canillas 2022-02-14 486 static void ssd130x_display_pipe_enable(struct drm_simple_display_pipe *pipe,
a61732e808672cf Javier Martinez Canillas 2022-02-14 487 struct drm_crtc_state *crtc_state,
a61732e808672cf Javier Martinez Canillas 2022-02-14 488 struct drm_plane_state *plane_state)
a61732e808672cf Javier Martinez Canillas 2022-02-14 489 {
a61732e808672cf Javier Martinez Canillas 2022-02-14 490 struct ssd130x_device *ssd130x = drm_to_ssd130x(pipe->crtc.dev);
a61732e808672cf Javier Martinez Canillas 2022-02-14 491 struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state);
a61732e808672cf Javier Martinez Canillas 2022-02-14 492 struct drm_device *drm = &ssd130x->drm;
a61732e808672cf Javier Martinez Canillas 2022-02-14 493 int idx, ret;
a61732e808672cf Javier Martinez Canillas 2022-02-14 494
a61732e808672cf Javier Martinez Canillas 2022-02-14 495 ret = ssd130x_power_on(ssd130x);
a61732e808672cf Javier Martinez Canillas 2022-02-14 496 if (ret)
a61732e808672cf Javier Martinez Canillas 2022-02-14 497 return;
a61732e808672cf Javier Martinez Canillas 2022-02-14 498
a61732e808672cf Javier Martinez Canillas 2022-02-14 499 ret = ssd130x_init(ssd130x);
a61732e808672cf Javier Martinez Canillas 2022-02-14 500 if (ret)
a61732e808672cf Javier Martinez Canillas 2022-02-14 501 goto out_power_off;
a61732e808672cf Javier Martinez Canillas 2022-02-14 502
a61732e808672cf Javier Martinez Canillas 2022-02-14 503 if (!drm_dev_enter(drm, &idx))
a61732e808672cf Javier Martinez Canillas 2022-02-14 504 goto out_power_off;
a61732e808672cf Javier Martinez Canillas 2022-02-14 505
a61732e808672cf Javier Martinez Canillas 2022-02-14 @506 ssd130x_fb_blit_rect(plane_state->fb, &shadow_plane_state->data[0], &plane_state->dst);
a61732e808672cf Javier Martinez Canillas 2022-02-14 507
a61732e808672cf Javier Martinez Canillas 2022-02-14 508 ssd130x_write_cmd(ssd130x, 1, SSD130X_DISPLAY_ON);
a61732e808672cf Javier Martinez Canillas 2022-02-14 509
a61732e808672cf Javier Martinez Canillas 2022-02-14 510 backlight_enable(ssd130x->bl_dev);
a61732e808672cf Javier Martinez Canillas 2022-02-14 511
a61732e808672cf Javier Martinez Canillas 2022-02-14 512 drm_dev_exit(idx);
a61732e808672cf Javier Martinez Canillas 2022-02-14 513
a61732e808672cf Javier Martinez Canillas 2022-02-14 514 return;
a61732e808672cf Javier Martinez Canillas 2022-02-14 515 out_power_off:
a61732e808672cf Javier Martinez Canillas 2022-02-14 516 ssd130x_power_off(ssd130x);
a61732e808672cf Javier Martinez Canillas 2022-02-14 517 }
a61732e808672cf Javier Martinez Canillas 2022-02-14 518
:::::: The code at line 451 was first introduced by commit
:::::: a61732e808672cfa8c8c6028bcf9feacb953ef40 drm: Add driver for Solomon SSD130x OLED displays
:::::: TO: Javier Martinez Canillas <javierm at redhat.com>
:::::: CC: Javier Martinez Canillas <javierm at redhat.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
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