* Re: [PATCH v1 3/9] drm: add drm_atomic_helper_bridge_dsi_input_bus_fmt
[not found] <20220206154405.1243333-4-sam@ravnborg.org>
@ 2022-02-06 17:05 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-02-06 17:05 UTC (permalink / raw)
To: Sam Ravnborg; +Cc: llvm, kbuild-all
Hi Sam,
I love your patch! Yet something to improve:
[auto build test ERROR on drm/drm-next]
[also build test ERROR on drm-intel/for-linux-next drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next v5.17-rc2 next-20220204]
[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/Sam-Ravnborg/drm-bridge-ps8640-and-ti-sn65dsi86-updates/20220206-234638
base: git://anongit.freedesktop.org/drm/drm drm-next
config: hexagon-buildonly-randconfig-r003-20220206 (https://download.01.org/0day-ci/archive/20220207/202202070113.dsmEk0pf-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6daaf5a44925592c764c59219b0024ee06317028)
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/d72252f11e9d51bd1da85eb99299f3d8fec36bc2
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Sam-Ravnborg/drm-bridge-ps8640-and-ti-sn65dsi86-updates/20220206-234638
git checkout d72252f11e9d51bd1da85eb99299f3d8fec36bc2
# 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=hexagon SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/drm_atomic_helper.c:3583:23: error: use of undeclared identifier 'MAX_INPUT_SEL_FORMATS'
input_fmts = kcalloc(MAX_INPUT_SEL_FORMATS, sizeof(*input_fmts), GFP_KERNEL);
^
1 error generated.
vim +/MAX_INPUT_SEL_FORMATS +3583 drivers/gpu/drm/drm_atomic_helper.c
3552
3553 /**
3554 * drm_atomic_helper_bridge_dsi_input_bus_fmt - Define one DSI output format
3555 *
3556 * @bridge: bridge control structure
3557 * @bridge_state: new bridge state
3558 * @crtc_state: new CRTC state
3559 * @conn_state: new connector state
3560 * @output_fmt: tested output bus format
3561 * @num_input_fmts: will contain the size of the returned array
3562 *
3563 * This helper is an implementation of the
3564 * &drm_bridge_funcs.atomic_get_input_bus_fmts operation for bridges that supports
3565 * a single DSI media bus format MEDIA_BUS_FMT_RGB888_1X24.
3566 *
3567 * RETURNS
3568 * A format array with one entry containing MEDIA_BUS_FMT_RGB888_1X24,
3569 * or NULL if the allocation failed
3570 */
3571 u32 *
3572 drm_atomic_helper_bridge_dsi_input_bus_fmt(struct drm_bridge *bridge,
3573 struct drm_bridge_state *bridge_state,
3574 struct drm_crtc_state *crtc_state,
3575 struct drm_connector_state *conn_state,
3576 u32 output_fmt,
3577 unsigned int *num_input_fmts)
3578 {
3579 u32 *input_fmts;
3580
3581 *num_input_fmts = 0;
3582
> 3583 input_fmts = kcalloc(MAX_INPUT_SEL_FORMATS, sizeof(*input_fmts), GFP_KERNEL);
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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