[PATCH 4.4 10/63] drm/amdgpu: Notify sbios device ready before send request

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Rex Zhu commit 1bced75f4ab04bec55aecb57d99435dc6d0ae5a0 upstream. it is required if a platform supports PCIe root complex core voltage reduction. After receiving this

[PATCH 4.4 10/63] drm/amdgpu: Notify sbios device ready before send request

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Rex Zhu commit 1bced75f4ab04bec55aecb57d99435dc6d0ae5a0 upstream. it is required if a platform supports PCIe root complex core voltage reduction. After receiving this notification, SBIOS can