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soc: qcom: smd: Remove standalone driver 

Remove the standalone SMD implementation as we have transitioned the
client drivers to use the RPMSG based one.

Also remove all dependencies on QCOM_SMD from Kconfig files, in order to
keep them selectable in the absence of the removed symbol.

Acked-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bjorn Andersson 2017-03-27 22:26:34 -07:00 коммит произвёл David S. Miller
Родитель 5052de8def
Коммит 395a48053a
7 изменённых файлов: 4 добавлений и 1713 удалений
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6
drivers/remoteproc/Kconfig
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@ -76,7 +76,7 @@ config QCOM_ADSP_PIL
depends on OF && ARCH_QCOM
depends on REMOTEPROC
depends on QCOM_SMEM
depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n)
depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n)
select MFD_SYSCON
select QCOM_MDT_LOADER
select QCOM_RPROC_COMMON
@ -93,7 +93,7 @@ config QCOM_Q6V5_PIL
depends on OF && ARCH_QCOM
depends on QCOM_SMEM
depends on REMOTEPROC
depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n)
depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n)
select MFD_SYSCON
select QCOM_RPROC_COMMON
select QCOM_SCM
@ -104,7 +104,7 @@ config QCOM_Q6V5_PIL
config QCOM_WCNSS_PIL
tristate "Qualcomm WCNSS Peripheral Image Loader"
depends on OF && ARCH_QCOM
depends on RPMSG_QCOM_SMD || QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n && RPMSG_QCOM_SMD=n)
depends on RPMSG_QCOM_SMD || (COMPILE_TEST && RPMSG_QCOM_SMD=n)
depends on QCOM_SMEM
depends on REMOTEPROC
select QCOM_MDT_LOADER

1
drivers/rpmsg/Kconfig
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@ -16,7 +16,6 @@ config RPMSG_CHAR
config RPMSG_QCOM_SMD
tristate "Qualcomm Shared Memory Driver (SMD)"
depends on QCOM_SMEM
depends on QCOM_SMD=n
select RPMSG
help
Say y here to enable support for the Qualcomm Shared Memory Driver

8
drivers/soc/qcom/Kconfig
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@ -33,14 +33,6 @@ config QCOM_SMEM
The driver provides an interface to items in a heap shared among all
processors in a Qualcomm platform.
config QCOM_SMD
tristate "Qualcomm Shared Memory Driver (SMD)"
depends on QCOM_SMEM
help
Say y here to enable support for the Qualcomm Shared Memory Driver
providing communication channels to remote processors in Qualcomm
platforms.
config QCOM_SMD_RPM
tristate "Qualcomm Resource Power Manager (RPM) over SMD"
depends on ARCH_QCOM

1
drivers/soc/qcom/Makefile
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@ -1,7 +1,6 @@
obj-$(CONFIG_QCOM_GSBI) += qcom_gsbi.o
obj-$(CONFIG_QCOM_MDT_LOADER) += mdt_loader.o
obj-$(CONFIG_QCOM_PM) += spm.o
obj-$(CONFIG_QCOM_SMD) += smd.o
obj-$(CONFIG_QCOM_SMD_RPM) += smd-rpm.o
obj-$(CONFIG_QCOM_SMEM) += smem.o
obj-$(CONFIG_QCOM_SMEM_STATE) += smem_state.o

1560
drivers/soc/qcom/smd.c
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Разница между файлами не показана из-за своего большого размера Загрузить разницу

2
include/linux/rpmsg/qcom_smd.h
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@ -6,7 +6,7 @@
struct qcom_smd_edge;
#if IS_ENABLED(CONFIG_RPMSG_QCOM_SMD) || IS_ENABLED(CONFIG_QCOM_SMD)
#if IS_ENABLED(CONFIG_RPMSG_QCOM_SMD)
struct qcom_smd_edge *qcom_smd_register_edge(struct device *parent,
struct device_node *node);

139
include/linux/soc/qcom/smd.h
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@ -1,139 +0,0 @@
#ifndef __QCOM_SMD_H__
#define __QCOM_SMD_H__
#include <linux/device.h>
#include <linux/mod_devicetable.h>
struct qcom_smd;
struct qcom_smd_channel;
struct qcom_smd_lookup;
/**
* struct qcom_smd_id - struct used for matching a smd device
* @name: name of the channel
*/
struct qcom_smd_id {
char name[20];
};
/**
* struct qcom_smd_device - smd device struct
* @dev: the device struct
* @channel: handle to the smd channel for this device
*/
struct qcom_smd_device {
struct device dev;
struct qcom_smd_channel *channel;
};
typedef int (*qcom_smd_cb_t)(struct qcom_smd_channel *, const void *, size_t);
/**
* struct qcom_smd_driver - smd driver struct
* @driver: underlying device driver
* @smd_match_table: static channel match table
* @probe: invoked when the smd channel is found
* @remove: invoked when the smd channel is closed
* @callback: invoked when an inbound message is received on the channel,
* should return 0 on success or -EBUSY if the data cannot be
* consumed at this time
*/
struct qcom_smd_driver {
struct device_driver driver;
const struct qcom_smd_id *smd_match_table;
int (*probe)(struct qcom_smd_device *dev);
void (*remove)(struct qcom_smd_device *dev);
qcom_smd_cb_t callback;
};
#if IS_ENABLED(CONFIG_QCOM_SMD)
int qcom_smd_driver_register(struct qcom_smd_driver *drv);
void qcom_smd_driver_unregister(struct qcom_smd_driver *drv);
struct qcom_smd_channel *qcom_smd_open_channel(struct qcom_smd_channel *channel,
const char *name,
qcom_smd_cb_t cb);
void qcom_smd_close_channel(struct qcom_smd_channel *channel);
void *qcom_smd_get_drvdata(struct qcom_smd_channel *channel);
void qcom_smd_set_drvdata(struct qcom_smd_channel *channel, void *data);
int qcom_smd_send(struct qcom_smd_channel *channel, const void *data, int len);
struct qcom_smd_edge *qcom_smd_register_edge(struct device *parent,
struct device_node *node);
int qcom_smd_unregister_edge(struct qcom_smd_edge *edge);
#else
static inline int qcom_smd_driver_register(struct qcom_smd_driver *drv)
{
return -ENXIO;
}
static inline void qcom_smd_driver_unregister(struct qcom_smd_driver *drv)
{
/* This shouldn't be possible */
WARN_ON(1);
}
static inline struct qcom_smd_channel *
qcom_smd_open_channel(struct qcom_smd_channel *channel,
const char *name,
qcom_smd_cb_t cb)
{
/* This shouldn't be possible */
WARN_ON(1);
return NULL;
}
static inline void qcom_smd_close_channel(struct qcom_smd_channel *channel)
{
/* This shouldn't be possible */
WARN_ON(1);
}
static inline void *qcom_smd_get_drvdata(struct qcom_smd_channel *channel)
{
/* This shouldn't be possible */
WARN_ON(1);
return NULL;
}
static inline void qcom_smd_set_drvdata(struct qcom_smd_channel *channel, void *data)
{
/* This shouldn't be possible */
WARN_ON(1);
}
static inline int qcom_smd_send(struct qcom_smd_channel *channel,
const void *data, int len)
{
/* This shouldn't be possible */
WARN_ON(1);
return -ENXIO;
}
static inline struct qcom_smd_edge *
qcom_smd_register_edge(struct device *parent,
struct device_node *node)
{
return ERR_PTR(-ENXIO);
}
static inline int qcom_smd_unregister_edge(struct qcom_smd_edge *edge)
{
/* This shouldn't be possible */
WARN_ON(1);
return -ENXIO;
}
#endif
#define module_qcom_smd_driver(__smd_driver) \
module_driver(__smd_driver, qcom_smd_driver_register, \
qcom_smd_driver_unregister)
#endif