@@ -39,4 +39,4 @@ obj-$(CONFIG_VEXPRESS_CONFIG) += vexpress-config.o
obj-$(CONFIG_DA8XX_MSTPRI) += da8xx-mstpri.o
# MHI
-obj-$(CONFIG_MHI_BUS) += mhi/
+obj-y += mhi/
@@ -2,30 +2,7 @@
#
# MHI bus
#
-# Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
+# Copyright (c) 2021, Linaro Ltd.
#
-config MHI_BUS
- tristate "Modem Host Interface (MHI) bus"
- help
- Bus driver for MHI protocol. Modem Host Interface (MHI) is a
- communication protocol used by the host processors to control
- and communicate with modem devices over a high speed peripheral
- bus or shared memory.
-
-config MHI_BUS_DEBUG
- bool "Debugfs support for the MHI bus"
- depends on MHI_BUS && DEBUG_FS
- help
- Enable debugfs support for use with the MHI transport. Allows
- reading and/or modifying some values within the MHI controller
- for debug and test purposes.
-
-config MHI_BUS_PCI_GENERIC
- tristate "MHI PCI controller driver"
- depends on MHI_BUS
- depends on PCI
- help
- This driver provides MHI PCI controller driver for devices such as
- Qualcomm SDX55 based PCIe modems.
-
+source "drivers/bus/mhi/host/Kconfig"
@@ -1,6 +1,2 @@
-# core layer
-obj-y += core/
-
-obj-$(CONFIG_MHI_BUS_PCI_GENERIC) += mhi_pci_generic.o
-mhi_pci_generic-y += pci_generic.o
-
+# Host MHI stack
+obj-y += host/
new file mode 100644
@@ -0,0 +1,31 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# MHI bus
+#
+# Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
+#
+
+config MHI_BUS
+ tristate "Modem Host Interface (MHI) bus"
+ help
+ Bus driver for MHI protocol. Modem Host Interface (MHI) is a
+ communication protocol used by the host processors to control
+ and communicate with modem devices over a high speed peripheral
+ bus or shared memory.
+
+config MHI_BUS_DEBUG
+ bool "Debugfs support for the MHI bus"
+ depends on MHI_BUS && DEBUG_FS
+ help
+ Enable debugfs support for use with the MHI transport. Allows
+ reading and/or modifying some values within the MHI controller
+ for debug and test purposes.
+
+config MHI_BUS_PCI_GENERIC
+ tristate "MHI PCI controller driver"
+ depends on MHI_BUS
+ depends on PCI
+ help
+ This driver provides MHI PCI controller driver for devices such as
+ Qualcomm SDX55 based PCIe modems.
+
similarity index 54%
rename from drivers/bus/mhi/core/Makefile
rename to drivers/bus/mhi/host/Makefile
@@ -1,4 +1,6 @@
obj-$(CONFIG_MHI_BUS) += mhi.o
-
mhi-y := init.o main.o pm.o boot.o
mhi-$(CONFIG_MHI_BUS_DEBUG) += debugfs.o
+
+obj-$(CONFIG_MHI_BUS_PCI_GENERIC) += mhi_pci_generic.o
+mhi_pci_generic-y += pci_generic.o
similarity index 100%
rename from drivers/bus/mhi/core/boot.c
rename to drivers/bus/mhi/host/boot.c
similarity index 100%
rename from drivers/bus/mhi/core/debugfs.c
rename to drivers/bus/mhi/host/debugfs.c
similarity index 100%
rename from drivers/bus/mhi/core/init.c
rename to drivers/bus/mhi/host/init.c
similarity index 100%
rename from drivers/bus/mhi/core/internal.h
rename to drivers/bus/mhi/host/internal.h
similarity index 100%
rename from drivers/bus/mhi/core/main.c
rename to drivers/bus/mhi/host/main.c
similarity index 100%
rename from drivers/bus/mhi/pci_generic.c
rename to drivers/bus/mhi/host/pci_generic.c
similarity index 100%
rename from drivers/bus/mhi/core/pm.c
rename to drivers/bus/mhi/host/pm.c
In preparation of the endpoint MHI support, let's move the host MHI code to its own "host" directory and adjust the toplevel MHI Kconfig & Makefile. While at it, let's also move the "pci_generic" driver to "host" directory as it is a host MHI controller driver. Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> --- drivers/bus/Makefile | 2 +- drivers/bus/mhi/Kconfig | 27 ++------------------ drivers/bus/mhi/Makefile | 8 ++---- drivers/bus/mhi/host/Kconfig | 31 +++++++++++++++++++++++ drivers/bus/mhi/{core => host}/Makefile | 4 ++- drivers/bus/mhi/{core => host}/boot.c | 0 drivers/bus/mhi/{core => host}/debugfs.c | 0 drivers/bus/mhi/{core => host}/init.c | 0 drivers/bus/mhi/{core => host}/internal.h | 0 drivers/bus/mhi/{core => host}/main.c | 0 drivers/bus/mhi/{ => host}/pci_generic.c | 0 drivers/bus/mhi/{core => host}/pm.c | 0 12 files changed, 39 insertions(+), 33 deletions(-) create mode 100644 drivers/bus/mhi/host/Kconfig rename drivers/bus/mhi/{core => host}/Makefile (54%) rename drivers/bus/mhi/{core => host}/boot.c (100%) rename drivers/bus/mhi/{core => host}/debugfs.c (100%) rename drivers/bus/mhi/{core => host}/init.c (100%) rename drivers/bus/mhi/{core => host}/internal.h (100%) rename drivers/bus/mhi/{core => host}/main.c (100%) rename drivers/bus/mhi/{ => host}/pci_generic.c (100%) rename drivers/bus/mhi/{core => host}/pm.c (100%)