[PATCH igt] igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support

[PATCH igt] igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support

[Chris Wilson]

If the machine doesn't support FBC, it will return -ENODEV from
i915_fbc_info, which we want to interpret as unsupported.

Reported-by: Marta Lofstedt<marta.lofstedt@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Marta Lofstedt<marta.lofstedt@intel.com>
---
 tests/kms_fbcon_fbt.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/kms_fbcon_fbt.c b/tests/kms_fbcon_fbt.c
index 51f11728..1b236f8b 100644
--- a/tests/kms_fbcon_fbt.c
+++ b/tests/kms_fbcon_fbt.c
@@ -87,6 +87,9 @@ static bool fbc_supported_on_chipset(int fd)
 	char buf[128];
 
 	igt_debugfs_read(fd, "i915_fbc_status", buf);
+	if (*buf == '\0') /* !HAS_FBC -> -ENODEV*/
+		return false;
+
 	return !strstr(buf, "FBC unsupported on this chipset\n");
 }
 
-- 
2.16.1

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[igt-dev] [PATCH igt] igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support

[Chris Wilson]

If the machine doesn't support FBC, it will return -ENODEV from
i915_fbc_info, which we want to interpret as unsupported.

Reported-by: Marta Lofstedt<marta.lofstedt@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Marta Lofstedt<marta.lofstedt@intel.com>
---
 tests/kms_fbcon_fbt.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/kms_fbcon_fbt.c b/tests/kms_fbcon_fbt.c
index 51f11728..1b236f8b 100644
--- a/tests/kms_fbcon_fbt.c
+++ b/tests/kms_fbcon_fbt.c
@@ -87,6 +87,9 @@ static bool fbc_supported_on_chipset(int fd)
 	char buf[128];
 
 	igt_debugfs_read(fd, "i915_fbc_status", buf);
+	if (*buf == '\0') /* !HAS_FBC -> -ENODEV*/
+		return false;
+
 	return !strstr(buf, "FBC unsupported on this chipset\n");
 }
 
-- 
2.16.1

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[igt-dev] ✓ Fi.CI.BAT: success for igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support

[Patchwork]

== Series Details ==

Series: igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support
URL   : https://patchwork.freedesktop.org/series/38706/
State : success

== Summary ==

IGT patchset tested on top of latest successful build
960e55a87d7b7d7385063e37cc9f281df2be8037 igt/gem_ctx_isolation: Check isolation of registers between contexts

with latest DRM-Tip kernel build CI_DRM_3817
562a3886d1cd drm-tip: 2018y-02m-21d-18h-35m-44s UTC integration manifest

No testlist changes.

Test kms_chamelium:
        Subgroup dp-edid-read:
                pass       -> FAIL       (fi-kbl-7500u) fdo#102505

fdo#102505 https://bugs.freedesktop.org/show_bug.cgi?id=102505

fi-bdw-5557u     total:288  pass:267  dwarn:0   dfail:0   fail:0   skip:21  time:423s
fi-bdw-gvtdvm    total:288  pass:264  dwarn:0   dfail:0   fail:0   skip:24  time:425s
fi-blb-e6850     total:288  pass:223  dwarn:1   dfail:0   fail:0   skip:64  time:375s
fi-bsw-n3050     total:288  pass:242  dwarn:0   dfail:0   fail:0   skip:46  time:485s
fi-bwr-2160      total:288  pass:183  dwarn:0   dfail:0   fail:0   skip:105 time:285s
fi-bxt-j4205     total:288  pass:259  dwarn:0   dfail:0   fail:0   skip:29  time:486s
fi-byt-j1900     total:288  pass:253  dwarn:0   dfail:0   fail:0   skip:35  time:468s
fi-byt-n2820     total:288  pass:249  dwarn:0   dfail:0   fail:0   skip:39  time:455s
fi-cfl-s2        total:288  pass:262  dwarn:0   dfail:0   fail:0   skip:26  time:568s
fi-elk-e7500     total:288  pass:229  dwarn:0   dfail:0   fail:0   skip:59  time:409s
fi-gdg-551       total:288  pass:179  dwarn:0   dfail:0   fail:1   skip:108 time:283s
fi-glk-1         total:288  pass:260  dwarn:0   dfail:0   fail:0   skip:28  time:509s
fi-hsw-4770      total:288  pass:261  dwarn:0   dfail:0   fail:0   skip:27  time:386s
fi-ilk-650       total:288  pass:228  dwarn:0   dfail:0   fail:0   skip:60  time:414s
fi-ivb-3520m     total:288  pass:259  dwarn:0   dfail:0   fail:0   skip:29  time:448s
fi-ivb-3770      total:288  pass:255  dwarn:0   dfail:0   fail:0   skip:33  time:411s
fi-kbl-7500u     total:288  pass:262  dwarn:1   dfail:0   fail:1   skip:24  time:452s
fi-kbl-7560u     total:288  pass:269  dwarn:0   dfail:0   fail:0   skip:19  time:490s
fi-kbl-7567u     total:288  pass:268  dwarn:0   dfail:0   fail:0   skip:20  time:456s
fi-kbl-r         total:288  pass:261  dwarn:0   dfail:0   fail:0   skip:27  time:495s
fi-pnv-d510      total:288  pass:222  dwarn:1   dfail:0   fail:0   skip:65  time:591s
fi-skl-6260u     total:288  pass:268  dwarn:0   dfail:0   fail:0   skip:20  time:430s
fi-skl-6600u     total:288  pass:261  dwarn:0   dfail:0   fail:0   skip:27  time:499s
fi-skl-6700hq    total:288  pass:262  dwarn:0   dfail:0   fail:0   skip:26  time:520s
fi-skl-6700k2    total:288  pass:264  dwarn:0   dfail:0   fail:0   skip:24  time:491s
fi-skl-6770hq    total:288  pass:268  dwarn:0   dfail:0   fail:0   skip:20  time:480s
fi-skl-guc       total:288  pass:260  dwarn:0   dfail:0   fail:0   skip:28  time:410s
fi-skl-gvtdvm    total:288  pass:265  dwarn:0   dfail:0   fail:0   skip:23  time:431s
fi-snb-2520m     total:288  pass:248  dwarn:0   dfail:0   fail:0   skip:40  time:527s
fi-snb-2600      total:288  pass:248  dwarn:0   dfail:0   fail:0   skip:40  time:393s

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_976/issues.html
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[igt-dev] ✓ Fi.CI.IGT: success for igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support

[Patchwork]

== Series Details ==

Series: igt/kms_fbcon_fbt: Handle ENODEV when checking i915_fbc_info for chipset support
URL   : https://patchwork.freedesktop.org/series/38706/
State : success

== Summary ==

Test kms_flip:
        Subgroup 2x-plain-flip-fb-recreate:
                pass       -> FAIL       (shard-hsw) fdo#100368 +1
        Subgroup basic-flip-vs-wf_vblank:
                fail       -> PASS       (shard-hsw) fdo#103928
Test kms_rotation_crc:
        Subgroup primary-rotation-180:
                pass       -> FAIL       (shard-snb) fdo#103925
Test perf:
        Subgroup oa-exponents:
                incomplete -> PASS       (shard-apl) fdo#102254
        Subgroup blocking:
                pass       -> FAIL       (shard-hsw) fdo#102252
Test kms_setmode:
        Subgroup basic:
                pass       -> FAIL       (shard-hsw) fdo#99912
Test drv_suspend:
        Subgroup fence-restore-untiled:
                skip       -> PASS       (shard-snb)

fdo#100368 https://bugs.freedesktop.org/show_bug.cgi?id=100368
fdo#103928 https://bugs.freedesktop.org/show_bug.cgi?id=103928
fdo#103925 https://bugs.freedesktop.org/show_bug.cgi?id=103925
fdo#102254 https://bugs.freedesktop.org/show_bug.cgi?id=102254
fdo#102252 https://bugs.freedesktop.org/show_bug.cgi?id=102252
fdo#99912 https://bugs.freedesktop.org/show_bug.cgi?id=99912

shard-apl        total:3403 pass:1789 dwarn:1   dfail:0   fail:12  skip:1600 time:12263s
shard-hsw        total:3465 pass:1766 dwarn:1   dfail:0   fail:4   skip:1693 time:11720s
shard-snb        total:3465 pass:1356 dwarn:1   dfail:0   fail:4   skip:2104 time:6691s
Blacklisted hosts:
shard-kbl        total:3465 pass:1957 dwarn:6   dfail:0   fail:14  skip:1488 time:9639s

== Logs ==

For more details see: https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_976/shards.html
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