TO: Pradeep Bhat <[email protected]>
CC: Daniel Vetter <[email protected]>
CC: Damien Lespiau <[email protected]>
tree: git://anongit.freedesktop.org/drm-intel for-linux-next
head: cf3d262e39941d8f148148e840c00fcbc35a8e6f
commit: 2af30a5c40bff540f13106961662d000b1bc8cd7 [92/194] drm/i915/skl: Read
the Memory Latency Values for WM computation
:::::: branch date: 5 hours ago
:::::: commit date: 7 days ago
drivers/gpu/drm/i915/intel_pm.c:2316 intel_read_wm_latency() error: buffer
overflow 'wm' 5 <= 5
drivers/gpu/drm/i915/intel_pm.c:2318 intel_read_wm_latency() error: buffer
overflow 'wm' 5 <= 6
drivers/gpu/drm/i915/intel_pm.c:2320 intel_read_wm_latency() error: buffer
overflow 'wm' 5 <= 7
git remote add drm-intel git://anongit.freedesktop.org/drm-intel
git remote update drm-intel
git checkout 2af30a5c40bff540f13106961662d000b1bc8cd7
vim +/wm +2316 drivers/gpu/drm/i915/intel_pm.c
2af30a5c Pradeep Bhat 2014-11-04 2310 if (ret) {
2af30a5c Pradeep Bhat 2014-11-04 2311 DRM_ERROR("SKL
Mailbox read error = %d\n", ret);
2af30a5c Pradeep Bhat 2014-11-04 2312 return;
2af30a5c Pradeep Bhat 2014-11-04 2313 }
2af30a5c Pradeep Bhat 2014-11-04 2314
2af30a5c Pradeep Bhat 2014-11-04 2315 wm[4] = val &
GEN9_MEM_LATENCY_LEVEL_MASK;
2af30a5c Pradeep Bhat 2014-11-04 @2316 wm[5] = (val >>
GEN9_MEM_LATENCY_LEVEL_1_5_SHIFT) &
2af30a5c Pradeep Bhat 2014-11-04 2317
GEN9_MEM_LATENCY_LEVEL_MASK;
2af30a5c Pradeep Bhat 2014-11-04 @2318 wm[6] = (val >>
GEN9_MEM_LATENCY_LEVEL_2_6_SHIFT) &
2af30a5c Pradeep Bhat 2014-11-04 2319
GEN9_MEM_LATENCY_LEVEL_MASK;
2af30a5c Pradeep Bhat 2014-11-04 @2320 wm[7] = (val >>
GEN9_MEM_LATENCY_LEVEL_3_7_SHIFT) &
2af30a5c Pradeep Bhat 2014-11-04 2321
GEN9_MEM_LATENCY_LEVEL_MASK;
2af30a5c Pradeep Bhat 2014-11-04 2322
2af30a5c Pradeep Bhat 2014-11-04 2323 } else if (IS_HASWELL(dev) ||
IS_BROADWELL(dev)) {
---
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