usb: dwc3-msm: use generic map/unmap routines
usb: dwc3-msm: use generic map/unmap routines

Use usb generic routines instead of dwc3 specific.

Change-Id: Iacbcc1fb0285a646bf1eb306d8cd4b5a7cd920a1
Signed-off-by: Ido Shayevitz <c55d109aa4fa626d00b3c6a0adc354c70612f8d6@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas