Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Hi mac.shen,
kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.7-rc2 next-20231124]
[cannot apply to pza/reset/next pza/imx-drm/next]
[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/mac-shen/drm-mediatek-dp-Add-the-HDCP-feature-for-DisplayPort/20231125-152640
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:
https://lore.kernel.org/r/20231124085346.26602-1-mac.shen%40mediatek.com
patch subject: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
config: arm-allmodconfig
(https://download.01.org/0day-ci/archive/20231125/202311252346.ybtdeecp-...@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build):
(https://download.01.org/0day-ci/archive/20231125/202311252346.ybtdeecp-...@intel.com/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
| Closes:
https://lore.kernel.org/oe-kbuild-all/202311252346.ybtdeecp-...@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/mediatek/mtk_dp.c:349:5: warning: no previous prototype for
>> 'mtk_dp_read' [-Wmissing-prototypes]
349 | u32 mtk_dp_read(struct mtk_dp *mtk_dp, u32 offset)
| ^~~
>> drivers/gpu/drm/mediatek/mtk_dp.c:376:5: warning: no previous prototype for
>> 'mtk_dp_update_bits' [-Wmissing-prototypes]
376 | int mtk_dp_update_bits(struct mtk_dp *mtk_dp, u32 offset,
| ^~
In file included from include/linux/device.h:15,
from include/drm/display/drm_dp_aux_bus.h:13,
from drivers/gpu/drm/mediatek/mtk_dp.c:7:
drivers/gpu/drm/mediatek/mtk_dp.c: In function 'mtk_dp_hpd_sink_event':
>> include/drm/drm_print.h:456:54: warning: format '%ld' expects argument of
>> type 'long int', but argument 3 has type 'ssize_t' {aka 'int'} [-Wformat=]
456 | dev_##level##type((drm) ? (drm)->dev : NULL, "[drm] " fmt,
##__VA_ARGS__)
| ^~~~
include/linux/dev_printk.h:110:30: note: in definition of macro
'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__);
\
| ^~~
include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev,
dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/drm/drm_print.h:456:9: note: in expansion of macro 'dev_info'
456 | dev_##level##type((drm) ? (drm)->dev : NULL, "[drm] " fmt,
##__VA_ARGS__)
| ^~~~
include/drm/drm_print.h:460:9: note: in expansion of macro '__drm_printk'
460 | __drm_printk((drm), info,, fmt, ##__VA_ARGS__)
| ^~~~
drivers/gpu/drm/mediatek/mtk_dp.c:1905:17: note: in expansion of macro
'drm_info'
1905 | drm_info(mtk_dp->drm_dev, "Read sink count failed:
%ld\n", ret);
| ^~~~
>> include/drm/drm_print.h:456:54: warning: format '%ld' expects argument of
>> type 'long int', but argument 3 has type 'ssize_t' {aka 'int'} [-Wformat=]
456 | dev_##level##type((drm) ? (drm)->dev : NULL, "[drm] " fmt,
##__VA_ARGS__)
| ^~~~
include/linux/dev_printk.h:110:30: note: in definition of macro
'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__);
\
| ^~~
include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev,
dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/drm/drm_print.h:456:9: note: in expansion of macro 'dev_info'
456 | dev_##level##type((drm) ? (drm)->dev : NULL, "[drm] " fmt,
##__VA_ARGS__)
| ^~~~
include/drm/drm_print.h:460:9: note: in expansion of macro '__drm_printk'
460 | __drm_printk((drm), info,, fmt, ##__VA_ARGS__)
| ^~~~
drivers/gpu/drm/mediatek/mtk_dp.c:1911:17: note: in expansion of macro
'drm_info'
1911 | drm_info(mtk_dp->drm_dev,
| ^~~~
drivers/gpu/drm/mediatek/mtk_dp.c: At top level:
>> drivers/gpu/drm/mediatek/mtk_dp.c:2663:6: warning: no previous prototype for
>> 'mtk_dp_check_hdcp_version' [-Wmissing-prototypes]
Re: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
Hi mac.shen,
kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.7-rc2]
[cannot apply to pza/reset/next pza/imx-drm/next]
[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/mac-shen/drm-mediatek-dp-Add-the-HDCP-feature-for-DisplayPort/20231125-152640
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:
https://lore.kernel.org/r/20231124085346.26602-1-mac.shen%40mediatek.com
patch subject: [PATCH] drm/mediatek/dp: Add the HDCP feature for DisplayPort
config: arm64-allyesconfig
(https://download.01.org/0day-ci/archive/20231125/202311252324.ttpd9ixz-...@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git
4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce (this is a W=1 build):
(https://download.01.org/0day-ci/archive/20231125/202311252324.ttpd9ixz-...@intel.com/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
| Closes:
https://lore.kernel.org/oe-kbuild-all/202311252324.ttpd9ixz-...@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/mediatek/mtk_dp.c:349:5: warning: no previous prototype for
>> function 'mtk_dp_read' [-Wmissing-prototypes]
349 | u32 mtk_dp_read(struct mtk_dp *mtk_dp, u32 offset)
| ^
drivers/gpu/drm/mediatek/mtk_dp.c:349:1: note: declare 'static' if the
function is not intended to be used outside of this translation unit
349 | u32 mtk_dp_read(struct mtk_dp *mtk_dp, u32 offset)
| ^
| static
>> drivers/gpu/drm/mediatek/mtk_dp.c:376:5: warning: no previous prototype for
>> function 'mtk_dp_update_bits' [-Wmissing-prototypes]
376 | int mtk_dp_update_bits(struct mtk_dp *mtk_dp, u32 offset,
| ^
drivers/gpu/drm/mediatek/mtk_dp.c:376:1: note: declare 'static' if the
function is not intended to be used outside of this translation unit
376 | int mtk_dp_update_bits(struct mtk_dp *mtk_dp, u32 offset,
| ^
| static
>> drivers/gpu/drm/mediatek/mtk_dp.c:2663:6: warning: no previous prototype for
>> function 'mtk_dp_check_hdcp_version' [-Wmissing-prototypes]
2663 | void mtk_dp_check_hdcp_version(struct mtk_dp *mtk_dp, bool
only_hdcp1x)
| ^
drivers/gpu/drm/mediatek/mtk_dp.c:2663:1: note: declare 'static' if the
function is not intended to be used outside of this translation unit
2663 | void mtk_dp_check_hdcp_version(struct mtk_dp *mtk_dp, bool
only_hdcp1x)
| ^
| static
3 warnings generated.
vim +/mtk_dp_read +349 drivers/gpu/drm/mediatek/mtk_dp.c
348
> 349 u32 mtk_dp_read(struct mtk_dp *mtk_dp, u32 offset)
350 {
351 return mtk_dp_reg_read(mtk_dp->regs, offset);
352 }
353
354 static int mtk_dp_write(struct mtk_dp *mtk_dp, u32 offset, u32 val)
355 {
356 int ret = regmap_write(mtk_dp->regs, offset, val);
357
358 if (ret)
359 dev_err(mtk_dp->dev,
360 "Failed to write register 0x%x with value
0x%x\n",
361 offset, val);
362 return ret;
363 }
364
365 int mtk_dp_reg_update_bits(struct regmap *regs, u32 offset,
366 u32 val, u32 mask)
367 {
368 int ret = regmap_update_bits(regs, offset, mask, val);
369
370 if (ret)
371 pr_err("Failed to update register 0x%x with value 0x%x,
mask 0x%x\n",
372 offset, val, mask);
373 return ret;
374 }
375
> 376 int mtk_dp_update_bits(struct mtk_dp *mtk_dp, u32 offset,
377 u32 val, u32 mask)
378 {
379 return mtk_dp_reg_update_bits(mtk_dp->regs, offset, val, mask);
380 }
381
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