[PATCH 3.19.y-ckt 015/196] libata: disable forced PORTS_IMPL for >= AHCI 1.3

3.19.8-ckt16 -stable review patch. If anyone has any objections, please let me know. ---8< From: Tejun Heo commit 566d1827df2ef0cbe921d3d6946ac3007b1a6938 upstream. Some early controllers incorrectly reported zero

[PATCH 3.19.y-ckt 015/196] libata: disable forced PORTS_IMPL for >= AHCI 1.3

3.19.8-ckt16 -stable review patch. If anyone has any objections, please let me know. ---8< From: Tejun Heo commit 566d1827df2ef0cbe921d3d6946ac3007b1a6938 upstream. Some early controllers incorrectly reported zero ports in