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rpmsg: glink: Integrate glink_ssr in qcom_glink

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In all but the very special case of a system with _only_ glink_rpm,
GLINK is dependent on glink_ssr, so move it to rpmsg and combine it with
qcom_glink_native in the new qcom_glink kernel module.

Acked-by: Chris Lew <clew@codeaurora.org>
Acked-by: Rishabh Bhatnagar <rishabhb@codeaurora.org>
Link: https://lore.kernel.org/r/20200423003736.2027371-4-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Bjorn Andersson 2020-04-22 17:37:35 -07:00
parent 5d1f2e3c80
commit 93bc3feee8
6 changed files with 6 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/rpmsg/Kconfig
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@ -24,13 +24,13 @@ config RPMSG_MTK_SCP
remote processors in MediaTek platforms.
This use IPI and IPC to communicate with remote processors.
config RPMSG_QCOM_GLINK_NATIVE
config RPMSG_QCOM_GLINK
tristate
select RPMSG
config RPMSG_QCOM_GLINK_RPM
tristate "Qualcomm RPM Glink driver"
select RPMSG_QCOM_GLINK_NATIVE
select RPMSG_QCOM_GLINK
depends on HAS_IOMEM
depends on MAILBOX
help
@ -40,7 +40,7 @@ config RPMSG_QCOM_GLINK_RPM
config RPMSG_QCOM_GLINK_SMEM
tristate "Qualcomm SMEM Glink driver"
select RPMSG_QCOM_GLINK_NATIVE
select RPMSG_QCOM_GLINK
depends on MAILBOX
depends on QCOM_SMEM
help

3
drivers/rpmsg/Makefile
View File

@ -2,8 +2,9 @@
obj-$(CONFIG_RPMSG) += rpmsg_core.o
obj-$(CONFIG_RPMSG_CHAR) += rpmsg_char.o
obj-$(CONFIG_RPMSG_MTK_SCP) += mtk_rpmsg.o
qcom_glink-objs := qcom_glink_native.o qcom_glink_ssr.o
obj-$(CONFIG_RPMSG_QCOM_GLINK) += qcom_glink.o
obj-$(CONFIG_RPMSG_QCOM_GLINK_RPM) += qcom_glink_rpm.o
obj-$(CONFIG_RPMSG_QCOM_GLINK_NATIVE) += qcom_glink_native.o
obj-$(CONFIG_RPMSG_QCOM_GLINK_SMEM) += qcom_glink_smem.o
obj-$(CONFIG_RPMSG_QCOM_SMD) += qcom_smd.o
obj-$(CONFIG_RPMSG_VIRTIO) += virtio_rpmsg_bus.o

4
drivers/soc/qcom/glink_ssr.c → drivers/rpmsg/qcom_glink_ssr.c
View File

@ -164,7 +164,3 @@ static struct rpmsg_driver qcom_glink_ssr_driver = {
},
};
module_rpmsg_driver(qcom_glink_ssr_driver);
MODULE_ALIAS("rpmsg:glink_ssr");
MODULE_DESCRIPTION("Qualcomm GLINK SSR notifier");
MODULE_LICENSE("GPL v2");

9
drivers/soc/qcom/Kconfig
View File

@ -35,15 +35,6 @@ config QCOM_GENI_SE
driver is also used to manage the common aspects of multiple Serial
Engines present in the QUP.
config QCOM_GLINK_SSR
tristate "Qualcomm Glink SSR driver"
depends on RPMSG
depends on QCOM_RPROC_COMMON
help
Say y here to enable GLINK SSR support. The GLINK SSR driver
implements the SSR protocol for notifying the remote processor about
neighboring subsystems going up or down.
config QCOM_GSBI
tristate "QCOM General Serial Bus Interface"
depends on ARCH_QCOM || COMPILE_TEST

1
drivers/soc/qcom/Makefile
View File

@ -3,7 +3,6 @@ CFLAGS_rpmh-rsc.o := -I$(src)
obj-$(CONFIG_QCOM_AOSS_QMP) += qcom_aoss.o
obj-$(CONFIG_QCOM_GENI_SE) += qcom-geni-se.o
obj-$(CONFIG_QCOM_COMMAND_DB) += cmd-db.o
obj-$(CONFIG_QCOM_GLINK_SSR) += glink_ssr.o
obj-$(CONFIG_QCOM_GSBI) += qcom_gsbi.o
obj-$(CONFIG_QCOM_MDT_LOADER) += mdt_loader.o
obj-$(CONFIG_QCOM_OCMEM) += ocmem.o

7
include/linux/rpmsg/qcom_glink.h
View File

@ -12,6 +12,7 @@ struct qcom_glink;
struct qcom_glink *qcom_glink_smem_register(struct device *parent,
struct device_node *node);
void qcom_glink_smem_unregister(struct qcom_glink *glink);
void qcom_glink_ssr_notify(const char *ssr_name);
#else
@ -23,12 +24,6 @@ qcom_glink_smem_register(struct device *parent,
}
static inline void qcom_glink_smem_unregister(struct qcom_glink *glink) {}
#endif
#if IS_ENABLED(CONFIG_RPMSG_QCOM_GLINK_SSR)
void qcom_glink_ssr_notify(const char *ssr_name);
#else
static inline void qcom_glink_ssr_notify(const char *ssr_name) {}
#endif