Re: [PATCH v3 2/3] drm/gem-dma: Use the dma_*_attr API variant
From: kernel test robot
Date: Sat Mar 28 2026 - 15:17:05 EST
Hi Chen-Yu,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on next-20260327]
[cannot apply to sunxi/sunxi/for-next linus/master v7.0-rc5]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Chen-Yu-Tsai/drm-Introduce-DRM_MODE_DUMB_KERNEL_MAP-flag/20260328-141115
base: https://gitlab.freedesktop.org/drm/misc/kernel.git drm-misc-next
patch link: https://lore.kernel.org/r/20260326100248.1171828-3-wenst%40chromium.org
patch subject: [PATCH v3 2/3] drm/gem-dma: Use the dma_*_attr API variant
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20260329/202603290350.pIgD9ufQ-lkp@xxxxxxxxx/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260329/202603290350.pIgD9ufQ-lkp@xxxxxxxxx/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603290350.pIgD9ufQ-lkp@xxxxxxxxx/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/renesas/rcar-du/rcar_du_vsp.c:297:11: error: expected ')'
297 | gem->dma_attrs);
| ^
drivers/gpu/drm/renesas/rcar-du/rcar_du_vsp.c:295:31: note: to match this '('
295 | ret = dma_get_sgtable_attrs(rcdu->dev, sgt, gem->vaddr,
| ^
1 error generated.
vim +297 drivers/gpu/drm/renesas/rcar-du/rcar_du_vsp.c
258
259 int rcar_du_vsp_map_fb(struct rcar_du_vsp *vsp, struct drm_framebuffer *fb,
260 struct sg_table sg_tables[3])
261 {
262 struct rcar_du_device *rcdu = vsp->dev;
263 unsigned int i, j;
264 int ret;
265
266 for (i = 0; i < fb->format->num_planes; ++i) {
267 struct drm_gem_dma_object *gem = drm_fb_dma_get_gem_obj(fb, i);
268 struct sg_table *sgt = &sg_tables[i];
269
270 if (gem->sgt) {
271 struct scatterlist *src;
272 struct scatterlist *dst;
273
274 /*
275 * If the GEM buffer has a scatter gather table, it has
276 * been imported from a dma-buf and has no physical
277 * address as it might not be physically contiguous.
278 * Copy the original scatter gather table to map it to
279 * the VSP.
280 */
281 ret = sg_alloc_table(sgt, gem->sgt->orig_nents,
282 GFP_KERNEL);
283 if (ret)
284 goto fail;
285
286 src = gem->sgt->sgl;
287 dst = sgt->sgl;
288 for (j = 0; j < gem->sgt->orig_nents; ++j) {
289 sg_set_page(dst, sg_page(src), src->length,
290 src->offset);
291 src = sg_next(src);
292 dst = sg_next(dst);
293 }
294 } else {
295 ret = dma_get_sgtable_attrs(rcdu->dev, sgt, gem->vaddr,
296 gem->dma_addr, gem->base.size
> 297 gem->dma_attrs);
298 if (ret)
299 goto fail;
300 }
301
302 ret = vsp1_du_map_sg(vsp->vsp, sgt);
303 if (ret) {
304 sg_free_table(sgt);
305 goto fail;
306 }
307 }
308
309 return 0;
310
311 fail:
312 while (i--) {
313 struct sg_table *sgt = &sg_tables[i];
314
315 vsp1_du_unmap_sg(vsp->vsp, sgt);
316 sg_free_table(sgt);
317 }
318
319 return ret;
320 }
321
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