* Re: [Intel-gfx] [RFC 3/5] drm/i915/panelreplay: Initializaton and compute config for panel replay
[not found] <20210908091544.13772-4-animesh.manna@intel.com>
@ 2021-09-08 12:52 ` kernel test robot
2021-09-08 14:07 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-09-08 12:52 UTC (permalink / raw)
To: Animesh Manna; +Cc: llvm, kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3883 bytes --]
Hi Animesh,
[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on drm-tip/drm-tip]
[cannot apply to drm-intel/for-linux-next linus/master v5.14 next-20210908]
[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/Animesh-Manna/Panel-replay-phase1-implementation/20210908-174047
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: i386-randconfig-a014-20210908 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9c476172b93367d2cb88d7d3f4b1b5b456fa6020)
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/bf8dbe6cdf67f84e31710ceda7384ed0a7af1462
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Animesh-Manna/Panel-replay-phase1-implementation/20210908-174047
git checkout bf8dbe6cdf67f84e31710ceda7384ed0a7af1462
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=i386
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/i915/display/intel_dp.c:2752:27: error: overlapping comparisons always evaluate to true [-Werror,-Wtautological-overlap-compare]
if (vsc->revision != 0x5 || vsc->revision != 0x7)
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
vim +2752 drivers/gpu/drm/i915/display/intel_dp.c
2728
2729 static ssize_t intel_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc,
2730 struct dp_sdp *sdp, size_t size)
2731 {
2732 size_t length = sizeof(struct dp_sdp);
2733
2734 if (size < length)
2735 return -ENOSPC;
2736
2737 memset(sdp, 0, size);
2738
2739 /*
2740 * Prepare VSC Header for SU as per DP 1.4a spec, Table 2-119
2741 * VSC SDP Header Bytes
2742 */
2743 sdp->sdp_header.HB0 = 0; /* Secondary-Data Packet ID = 0 */
2744 sdp->sdp_header.HB1 = vsc->sdp_type; /* Secondary-data Packet Type */
2745 sdp->sdp_header.HB2 = vsc->revision; /* Revision Number */
2746 sdp->sdp_header.HB3 = vsc->length; /* Number of Valid Data Bytes */
2747
2748 /*
2749 * Revision 0x5 and 0x7 supports Pixel Encoding/Colorimetry Format as
2750 * per DP 1.4a spec and DP 2.0 spec respectively.
2751 */
> 2752 if (vsc->revision != 0x5 || vsc->revision != 0x7)
2753 goto out;
2754
2755 /* VSC SDP Payload for DB16 through DB18 */
2756 /* Pixel Encoding and Colorimetry Formats */
2757 sdp->db[16] = (vsc->pixelformat & 0xf) << 4; /* DB16[7:4] */
2758 sdp->db[16] |= vsc->colorimetry & 0xf; /* DB16[3:0] */
2759
2760 switch (vsc->bpc) {
2761 case 6:
2762 /* 6bpc: 0x0 */
2763 break;
2764 case 8:
2765 sdp->db[17] = 0x1; /* DB17[3:0] */
2766 break;
2767 case 10:
2768 sdp->db[17] = 0x2;
2769 break;
2770 case 12:
2771 sdp->db[17] = 0x3;
2772 break;
2773 case 16:
2774 sdp->db[17] = 0x4;
2775 break;
2776 default:
2777 MISSING_CASE(vsc->bpc);
2778 break;
2779 }
2780 /* Dynamic Range and Component Bit Depth */
2781 if (vsc->dynamic_range == DP_DYNAMIC_RANGE_CTA)
2782 sdp->db[17] |= 0x80; /* DB17[7] */
2783
2784 /* Content Type */
2785 sdp->db[18] = vsc->content_type & 0x7;
2786
2787 out:
2788 return length;
2789 }
2790
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 33820 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Intel-gfx] [RFC 3/5] drm/i915/panelreplay: Initializaton and compute config for panel replay
[not found] <20210908091544.13772-4-animesh.manna@intel.com>
2021-09-08 12:52 ` [Intel-gfx] [RFC 3/5] drm/i915/panelreplay: Initializaton and compute config for panel replay kernel test robot
@ 2021-09-08 14:07 ` kernel test robot
1 sibling, 0 replies; 2+ messages in thread
From: kernel test robot @ 2021-09-08 14:07 UTC (permalink / raw)
To: Animesh Manna; +Cc: llvm, kbuild-all
[-- Attachment #1: Type: text/plain, Size: 3887 bytes --]
Hi Animesh,
[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on drm-tip/drm-tip]
[cannot apply to drm-intel/for-linux-next linus/master v5.14 next-20210908]
[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/Animesh-Manna/Panel-replay-phase1-implementation/20210908-174047
base: git://anongit.freedesktop.org/drm/drm-tip drm-tip
config: x86_64-randconfig-a016-20210908 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 9c476172b93367d2cb88d7d3f4b1b5b456fa6020)
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/bf8dbe6cdf67f84e31710ceda7384ed0a7af1462
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Animesh-Manna/Panel-replay-phase1-implementation/20210908-174047
git checkout bf8dbe6cdf67f84e31710ceda7384ed0a7af1462
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_dp.c:2752:27: warning: overlapping comparisons always evaluate to true [-Wtautological-overlap-compare]
if (vsc->revision != 0x5 || vsc->revision != 0x7)
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
vim +2752 drivers/gpu/drm/i915/display/intel_dp.c
2728
2729 static ssize_t intel_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc,
2730 struct dp_sdp *sdp, size_t size)
2731 {
2732 size_t length = sizeof(struct dp_sdp);
2733
2734 if (size < length)
2735 return -ENOSPC;
2736
2737 memset(sdp, 0, size);
2738
2739 /*
2740 * Prepare VSC Header for SU as per DP 1.4a spec, Table 2-119
2741 * VSC SDP Header Bytes
2742 */
2743 sdp->sdp_header.HB0 = 0; /* Secondary-Data Packet ID = 0 */
2744 sdp->sdp_header.HB1 = vsc->sdp_type; /* Secondary-data Packet Type */
2745 sdp->sdp_header.HB2 = vsc->revision; /* Revision Number */
2746 sdp->sdp_header.HB3 = vsc->length; /* Number of Valid Data Bytes */
2747
2748 /*
2749 * Revision 0x5 and 0x7 supports Pixel Encoding/Colorimetry Format as
2750 * per DP 1.4a spec and DP 2.0 spec respectively.
2751 */
> 2752 if (vsc->revision != 0x5 || vsc->revision != 0x7)
2753 goto out;
2754
2755 /* VSC SDP Payload for DB16 through DB18 */
2756 /* Pixel Encoding and Colorimetry Formats */
2757 sdp->db[16] = (vsc->pixelformat & 0xf) << 4; /* DB16[7:4] */
2758 sdp->db[16] |= vsc->colorimetry & 0xf; /* DB16[3:0] */
2759
2760 switch (vsc->bpc) {
2761 case 6:
2762 /* 6bpc: 0x0 */
2763 break;
2764 case 8:
2765 sdp->db[17] = 0x1; /* DB17[3:0] */
2766 break;
2767 case 10:
2768 sdp->db[17] = 0x2;
2769 break;
2770 case 12:
2771 sdp->db[17] = 0x3;
2772 break;
2773 case 16:
2774 sdp->db[17] = 0x4;
2775 break;
2776 default:
2777 MISSING_CASE(vsc->bpc);
2778 break;
2779 }
2780 /* Dynamic Range and Component Bit Depth */
2781 if (vsc->dynamic_range == DP_DYNAMIC_RANGE_CTA)
2782 sdp->db[17] |= 0x80; /* DB17[7] */
2783
2784 /* Content Type */
2785 sdp->db[18] = vsc->content_type & 0x7;
2786
2787 out:
2788 return length;
2789 }
2790
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 39606 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <20210908091544.13772-4-animesh.manna@intel.com>
2021-09-08 12:52 ` [Intel-gfx] [RFC 3/5] drm/i915/panelreplay: Initializaton and compute config for panel replay kernel test robot
2021-09-08 14:07 ` kernel test robot
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