9:14 p.m.
Hi Lee,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-tip/drm-tip v5.14-rc2 next-20210723]
[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/Lee-Shawn-C/MIPI-DSI-driver-enha...
base: git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-s031-20210723 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
#
https://github.com/0day-ci/linux/commit/3c3b297d0e553591be7fb6d5b66bb41cf...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Lee-Shawn-C/MIPI-DSI-driver-enhancements/20210723-150019
git checkout 3c3b297d0e553591be7fb6d5b66bb41cf23bff42
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
sparse warnings: (new ones prefixed by >>)
> drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c:69:20:
sparse: sparse: incorrect type in initializer (different base types) @@ expected
unsigned short [usertype] data @@ got restricted __be16 [usertype] @@
drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c:69:20: sparse: expected
unsigned short [usertype] data
drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c:69:20: sparse: got
restricted __be16 [usertype]
vim +69 drivers/gpu/drm/i915/display/intel_dsi_dcs_backlight.c
64
65 static void dcs_set_backlight(const struct drm_connector_state *conn_state, u32
level)
66 {
67 struct intel_dsi *intel_dsi =
enc_to_intel_dsi(to_intel_encoder(conn_state->best_encoder));
68 struct mipi_dsi_device *dsi_device;
69 u16 data = cpu_to_be16(level);
70 enum port port;
71
72 for_each_dsi_port(port, intel_dsi->dcs_backlight_ports) {
73 dsi_device = intel_dsi->dsi_hosts[port]->device;
74 mipi_dsi_dcs_write(dsi_device, MIPI_DCS_SET_DISPLAY_BRIGHTNESS,
75 &data, sizeof(data));
76 }
77 }
78
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org