[PATCH 4.9 30/44] drm/radeon: add a PX quirk for another K53TK variant

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Alex Deucher commit 4eb59793cca00b0e629b6d55b5abb5acb82c5868 upstream. Disable PX on these systems. bug: https://bugs.freedesktop.org/show_bug.cgi?id=101491

[PATCH 4.9 30/44] drm/radeon: add a PX quirk for another K53TK variant

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Alex Deucher commit 4eb59793cca00b0e629b6d55b5abb5acb82c5868 upstream. Disable PX on these systems. bug: https://bugs.freedesktop.org/show_bug.cgi?id=101491 Signed-off-by: Alex Deucher