while queueing requests to USB HW, waiting till EP PRIME bit get cleared after setting it leads to wathdog timeout. Fix this by implementing timer based solution instead of infinite PRIME check loop. (cherry picked from commit 9e4a5053b0f25cb18ed394fa517be620db673d44) (cherry picked from commit dcfe03cd167f1b4916de85ce0a0a5516191741cc) CRs-Fixed: 397907 Signed-off-by: Vijayavardhan Vennapusa <vvreddy@codeaurora.org> Change-Id: Iad7504c77c02870d9fa3b7b9decf13afcf2c9e12 Signed-off-by: Neha Pandey <nehap@codeaurora.org>