[PATCH] drm/i915/skl: Do not error out when total_data_rate is 0

[PATCH] drm/i915/skl: Do not error out when total_data_rate is 0

[Maarten Lankhorst]

This can happen when doing a modeset with only the cursor plane active.

Testcase: kms_atomic_transition
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 651277b0c917..550d9f0688ae 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3115,8 +3115,6 @@ skl_get_total_relative_data_rate(struct intel_crtc_state *intel_cstate)
 		total_data_rate += intel_cstate->wm.skl.plane_y_data_rate[id];
 	}
 
-	WARN_ON(cstate->plane_mask && total_data_rate == 0);
-
 	return total_data_rate;
 }
 
-- 
2.7.4

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✗ Ro.CI.BAT: failure for drm/i915/skl: Do not error out when total_data_rate is 0

[Patchwork]

== Series Details ==

Series: drm/i915/skl: Do not error out when total_data_rate is 0
URL   : https://patchwork.freedesktop.org/series/11094/
State : failure

== Summary ==

Series 11094v1 drm/i915/skl: Do not error out when total_data_rate is 0
http://patchwork.freedesktop.org/api/1.0/series/11094/revisions/1/mbox

Test kms_cursor_legacy:
        Subgroup basic-flip-vs-cursor-legacy:
                fail       -> PASS       (ro-byt-n2820)
        Subgroup basic-flip-vs-cursor-varying-size:
                pass       -> FAIL       (ro-byt-n2820)
                pass       -> FAIL       (fi-hsw-i7-4770k)
                fail       -> PASS       (ro-bdw-i5-5250u)
Test kms_pipe_crc_basic:
        Subgroup suspend-read-crc-pipe-a:
                skip       -> DMESG-WARN (ro-bdw-i5-5250u)
        Subgroup suspend-read-crc-pipe-b:
                pass       -> INCOMPLETE (fi-hsw-i7-4770k)
                skip       -> DMESG-WARN (ro-bdw-i5-5250u)

fi-hsw-i7-4770k  total:207  pass:185  dwarn:0   dfail:0   fail:1   skip:20 
fi-kbl-qkkr      total:244  pass:185  dwarn:29  dfail:0   fail:3   skip:27 
fi-skl-i7-6700k  total:244  pass:208  dwarn:4   dfail:2   fail:2   skip:28 
fi-snb-i7-2600   total:244  pass:202  dwarn:0   dfail:0   fail:0   skip:42 
ro-bdw-i5-5250u  total:240  pass:219  dwarn:3   dfail:0   fail:1   skip:17 
ro-bdw-i7-5600u  total:240  pass:207  dwarn:0   dfail:0   fail:1   skip:32 
ro-bsw-n3050     total:240  pass:194  dwarn:0   dfail:0   fail:4   skip:42 
ro-byt-n2820     total:240  pass:198  dwarn:0   dfail:0   fail:2   skip:40 
ro-hsw-i3-4010u  total:240  pass:214  dwarn:0   dfail:0   fail:0   skip:26 
ro-hsw-i7-4770r  total:240  pass:185  dwarn:0   dfail:0   fail:0   skip:55 
ro-ilk1-i5-650   total:235  pass:173  dwarn:0   dfail:0   fail:2   skip:60 
ro-ivb-i7-3770   total:240  pass:205  dwarn:0   dfail:0   fail:0   skip:35 
ro-ivb2-i7-3770  total:240  pass:209  dwarn:0   dfail:0   fail:0   skip:31 
ro-skl3-i5-6260u total:240  pass:223  dwarn:0   dfail:0   fail:3   skip:14 

Results at /archive/results/CI_IGT_test/RO_Patchwork_1868/

1b2e958 drm-intel-nightly: 2016y-08m-15d-09h-09m-06s UTC integration manifest
2f8ea64 drm/i915/skl: Do not error out when total_data_rate is 0

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