On Wed, Jun 12, 2024 at 12:17:28PM +0530, Ekansh Gupta wrote: > Move fastrpc.c from misc/ to misc/fastrpc/. New C files are planned > to be added for PD notifications and other missing features. Adding > and maintaining new files from within fastrpc directory would be easy. > > Example of feature that is being planned to be introduced in a new C > file: > https://lore.kernel.org/all/20240606165939.12950-6-quic_ekangupt@xxxxxxxxxxx/ > > Signed-off-by: Ekansh Gupta <quic_ekangupt@xxxxxxxxxxx> > --- > MAINTAINERS | 2 +- > drivers/misc/Kconfig | 13 +------------ > drivers/misc/Makefile | 2 +- > drivers/misc/fastrpc/Kconfig | 16 ++++++++++++++++ > drivers/misc/fastrpc/Makefile | 2 ++ > drivers/misc/{ => fastrpc}/fastrpc.c | 0 > 6 files changed, 21 insertions(+), 14 deletions(-) > create mode 100644 drivers/misc/fastrpc/Kconfig > create mode 100644 drivers/misc/fastrpc/Makefile > rename drivers/misc/{ => fastrpc}/fastrpc.c (100%) Please consider whether it makes sense to move to drivers/accel instead (and possibly writing a better Kconfig entry, specifying that the driver is to be used to offload execution to the DSP). > diff --git a/MAINTAINERS b/MAINTAINERS > index d6c90161c7bf..e9c79e9063f8 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -18501,7 +18501,7 @@ M: Amol Maheshwari <amahesh@xxxxxxxxxxxxxxxx> > L: linux-arm-msm@xxxxxxxxxxxxxxx > S: Maintained > F: Documentation/devicetree/bindings/misc/qcom,fastrpc.yaml > -F: drivers/misc/fastrpc.c > +F: drivers/misc/fastrpc/ > F: include/uapi/misc/fastrpc.h > > QUALCOMM HEXAGON ARCHITECTURE > diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig > index faf983680040..630e8ccd8669 100644 > --- a/drivers/misc/Kconfig > +++ b/drivers/misc/Kconfig > @@ -276,18 +276,6 @@ config QCOM_COINCELL > to maintain PMIC register and RTC state in the absence of > external power. > > -config QCOM_FASTRPC > - tristate "Qualcomm FastRPC" > - depends on ARCH_QCOM || COMPILE_TEST > - depends on RPMSG > - select DMA_SHARED_BUFFER > - select QCOM_SCM > - help > - Provides a communication mechanism that allows for clients to > - make remote method invocations across processor boundary to > - applications DSP processor. Say M if you want to enable this > - module. > - > config SGI_GRU > tristate "SGI GRU driver" > depends on X86_UV && SMP > @@ -602,4 +590,5 @@ source "drivers/misc/cardreader/Kconfig" > source "drivers/misc/uacce/Kconfig" > source "drivers/misc/pvpanic/Kconfig" > source "drivers/misc/mchp_pci1xxxx/Kconfig" > +source "drivers/misc/fastrpc/Kconfig" > endmenu > diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile > index 153a3f4837e8..f83d73844ea5 100644 > --- a/drivers/misc/Makefile > +++ b/drivers/misc/Makefile > @@ -16,7 +16,6 @@ obj-$(CONFIG_TIFM_CORE) += tifm_core.o > obj-$(CONFIG_TIFM_7XX1) += tifm_7xx1.o > obj-$(CONFIG_PHANTOM) += phantom.o > obj-$(CONFIG_QCOM_COINCELL) += qcom-coincell.o > -obj-$(CONFIG_QCOM_FASTRPC) += fastrpc.o > obj-$(CONFIG_SENSORS_BH1770) += bh1770glc.o > obj-$(CONFIG_SENSORS_APDS990X) += apds990x.o > obj-$(CONFIG_ENCLOSURE_SERVICES) += enclosure.o > @@ -69,3 +68,4 @@ obj-$(CONFIG_TMR_INJECT) += xilinx_tmr_inject.o > obj-$(CONFIG_TPS6594_ESM) += tps6594-esm.o > obj-$(CONFIG_TPS6594_PFSM) += tps6594-pfsm.o > obj-$(CONFIG_NSM) += nsm.o > +obj-y += fastrpc/ > diff --git a/drivers/misc/fastrpc/Kconfig b/drivers/misc/fastrpc/Kconfig > new file mode 100644 > index 000000000000..3243dc56b2a0 > --- /dev/null > +++ b/drivers/misc/fastrpc/Kconfig > @@ -0,0 +1,16 @@ > +# SPDX-License-Identifier: GPL-2.0-only > +# > +# Qualcomm FastRPC devices > +# > + > +config QCOM_FASTRPC > + tristate "Qualcomm FastRPC" > + depends on ARCH_QCOM || COMPILE_TEST > + depends on RPMSG > + select DMA_SHARED_BUFFER > + select QCOM_SCM > + help > + Provides a communication mechanism that allows for clients to > + make remote method invocations across processor boundary to > + applications DSP processor. Say M if you want to enable this > + module. > \ No newline at end of file > diff --git a/drivers/misc/fastrpc/Makefile b/drivers/misc/fastrpc/Makefile > new file mode 100644 > index 000000000000..77fd2b763b6b > --- /dev/null > +++ b/drivers/misc/fastrpc/Makefile > @@ -0,0 +1,2 @@ > +# SPDX-License-Identifier: GPL-2.0 > +obj-$(CONFIG_QCOM_FASTRPC) += fastrpc.o > diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc/fastrpc.c > similarity index 100% > rename from drivers/misc/fastrpc.c > rename to drivers/misc/fastrpc/fastrpc.c > -- > 2.43.0 > -- With best wishes Dmitry