[PATCH v2 15/19] omap2: omapfb: allow building it with COMPILE_TEST
kbuild test robot
lkp at intel.com
Fri Apr 6 19:29:58 UTC 2018
Hi Mauro,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linuxtv-media/master]
[also build test WARNING on v4.16 next-20180406]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Mauro-Carvalho-Chehab/Make-all-media-drivers-build-with-COMPILE_TEST/20180406-163048
base: git://linuxtv.org/media_tree.git master
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
>> drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c:230:23: sparse: cast to restricted __be32
--
>> drivers/video/fbdev/omap2/omapfb/dss/dispc.c:289:9: sparse: context imbalance in 'mgr_fld_write' - different lock contexts for basic block
vim +230 drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
f76ee892 Tomi Valkeinen 2015-12-09 222
f76ee892 Tomi Valkeinen 2015-12-09 223 static int panel_enabled(struct panel_drv_data *ddata)
f76ee892 Tomi Valkeinen 2015-12-09 224 {
f76ee892 Tomi Valkeinen 2015-12-09 225 u32 disp_status;
f76ee892 Tomi Valkeinen 2015-12-09 226 int enabled;
f76ee892 Tomi Valkeinen 2015-12-09 227
f76ee892 Tomi Valkeinen 2015-12-09 228 acx565akm_read(ddata, MIPID_CMD_READ_DISP_STATUS,
f76ee892 Tomi Valkeinen 2015-12-09 229 (u8 *)&disp_status, 4);
f76ee892 Tomi Valkeinen 2015-12-09 @230 disp_status = __be32_to_cpu(disp_status);
f76ee892 Tomi Valkeinen 2015-12-09 231 enabled = (disp_status & (1 << 17)) && (disp_status & (1 << 10));
f76ee892 Tomi Valkeinen 2015-12-09 232 dev_dbg(&ddata->spi->dev,
f76ee892 Tomi Valkeinen 2015-12-09 233 "LCD panel %senabled by bootloader (status 0x%04x)\n",
f76ee892 Tomi Valkeinen 2015-12-09 234 enabled ? "" : "not ", disp_status);
f76ee892 Tomi Valkeinen 2015-12-09 235 return enabled;
f76ee892 Tomi Valkeinen 2015-12-09 236 }
f76ee892 Tomi Valkeinen 2015-12-09 237
:::::: The code at line 230 was first introduced by commit
:::::: f76ee892a99e68b55402b8d4b8aeffcae2aff34d omapfb: copy omapdss & displays for omapfb
:::::: TO: Tomi Valkeinen <tomi.valkeinen at ti.com>
:::::: CC: Tomi Valkeinen <tomi.valkeinen at ti.com>
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