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Commit 4a4ec3c5 authored Dec 03, 2020 by Siddartha Mohanadoss

mhi_dev: add MHI device driver snapshot



Snapshot of PCIe MHI device driver as of msm-4.14.
'commit <adeff59> (""drivers: clk: msm:
fix compilation for non DEBUG_FS build"")'.

Fix several warnings as part of propagation to 5.4.

Change-Id: I48b88d8e8900cb6e166c24ad2322a6fa2ec6fb8a
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>

parent b0d1963b

drivers/platform/msm/Kconfig

+10 −0

Original line number	Diff line number	Diff line
		@@ -63,6 +63,16 @@ config EP_PCIE_HW
		3. Sideband signaling.
		4. Power management.

		config MSM_MHI_DEV
		tristate "Modem Device Interface Driver"
		depends on EP_PCIE && IPA3
		help
		This kernel module is used to interact with PCIe Root complex
		supporting MHI protocol. MHI is a data transmission protocol
		involving communication between a host and a device over shared
		memory. MHI interacts with the IPA for supporting transfers
		on the HW accelerated channels between Host and device.

		config IPA3
		tristate "IPA3 support"
		depends on NET

drivers/platform/msm/Makefile

+1 −0

Original line number	Diff line number	Diff line
		@@ -12,3 +12,4 @@ obj-$(CONFIG_QPNP_REVID) += qpnp-revid.o
		obj-$(CONFIG_SPS) += sps/
		obj-$(CONFIG_MSM_11AD) += msm_11ad/
		obj-$(CONFIG_EP_PCIE) += ep_pcie/
		obj-$(CONFIG_MSM_MHI_DEV) += mhi_dev/

drivers/platform/msm/mhi_dev/Makefile

0 → 100644

+9 −0

Original line number	Diff line number	Diff line
		# SPDX-License-Identifier: GPL-2.0-only

		# Makefile for MHI driver
		obj-y += mhi_mmio.o
		obj-y += mhi.o
		obj-y += mhi_ring.o
		obj-y += mhi_uci.o
		obj-y += mhi_sm.o
		obj-y += mhi_dev_net.o

drivers/platform/msm/mhi_dev/mhi.c

0 → 100644

+4087 −0

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drivers/platform/msm/mhi_dev/mhi.h

0 → 100644

+1112 −0

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