[PATCH 3.15 026/122] drm/nouveau/kms/nv04-nv40: fix pageflip events via special case.

3.15-stable review patch. If anyone has any objections, please let me know. -- From: Mario Kleiner commit af4870e406126b7ac0ae7c7ce5751f25ebe60f28 upstream. Cards with nv04 display engine can't reliably use vblank counts and timestamps computed via drm_handle_vblank(), as the

[PATCH 3.15 026/122] drm/nouveau/kms/nv04-nv40: fix pageflip events via special case.

3.15-stable review patch. If anyone has any objections, please let me know. -- From: Mario Kleiner mario.kleiner...@gmail.com commit af4870e406126b7ac0ae7c7ce5751f25ebe60f28 upstream. Cards with nv04 display engine can't reliably use vblank counts and timestamps computed via