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fogona:aw96105A SAR bring up[3]

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WHY:aw96105A SAR bring up
HOW:aw96105A SAR bring up

Change-Id: Ibe59c88eb3a49fc68e9ff322979cba6b399eaec8
Signed-off-by: longc <longc130@motorola.com>
Reviewed-on: https://gerrit.mot.com/2691673
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Yuchang Guo <guoyc1@lenovo.com>
Reviewed-by: <yangyi31@motorola.com>
Reviewed-by: Xiangpo Zhao <zhaoxp3@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
longc 2023-07-27 15:33:03 +08:00 • committed by yangyi31
commit 58fb7eee96
3 changed files with 61 additions and 2 deletions
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1
drivers/misc/aw9610x/Android.mk
View file

@ -15,4 +15,5 @@ LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(KERNEL_MODULES_OUT)
LOCAL_ADDITIONAL_DEPENDENCIES := $(KERNEL_MODULES_OUT)/sensors_class.ko
KBUILD_OPTIONS_GKI += GKI_OBJ_MODULE_DIR=gki
KBUILD_OPTIONS += MODULE_KERNEL_VERSION=$(TARGET_KERNEL_VERSION)
include $(DLKM_DIR)/AndroidKernelModule.mk

22
drivers/misc/aw9610x/Makefile
View file

@ -1,3 +1,24 @@
ifeq ($(strip $(MODULE_KERNEL_VERSION)), 5.15)
all: modules
modules:
$(MAKE) -C $(KERNEL_SRC) M=$(M) modules $(KBUILD_OPTIONS)
modules_install:
$(MAKE) INSTALL_MOD_STRIP=1 -C $(KERNEL_SRC) M=$(M) modules_install
%:
$(MAKE) -C $(KERNEL_SRC) M=$(M) $@ $(KBUILD_OPTIONS)
clean:
rm -f *.o *.ko *.mod.c *.mod.o *~ .*.cmd Module.symvers
rm -rf .tmp_versions
KBUILD_EXTRA_SYMBOLS += $(CURDIR)/$(KBUILD_EXTMOD)/../../sensors/$(GKI_OBJ_MODULE_DIR)/Module.symvers
else
KERNEL_SRC ?= /lib/modules/$(shell uname -r)/build
all:
@ -9,3 +30,4 @@ modules_install:
clean:
$(MAKE) -C $(KERNEL_SRC) M=$(PWD) clean
endif

40
drivers/misc/aw9610x/aw9610x_sar.c
View file

@ -13,6 +13,7 @@
#define USE_SENSORS_CLASS
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/kernel.h>
#include <linux/i2c.h>
#include <linux/of_gpio.h>
@ -297,7 +298,9 @@ aw9610x_addrblock_load(struct device *dev, const char *buf)
static int32_t aw9610x_filedata_deal(struct aw9610x *aw9610x)
{
struct file *fp = NULL;
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
mm_segment_t fs;
#endif
int8_t *buf;
int8_t temp_buf[8] = { 0 };
uint8_t i = 0;
@ -315,25 +318,39 @@ static int32_t aw9610x_filedata_deal(struct aw9610x *aw9610x)
return -EINVAL;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
fs = get_fs();
set_fs(KERNEL_DS);
#endif
buf = (char *)kzalloc(CALI_FILE_MAX_SIZE, GFP_KERNEL);
if (!buf) {
LOG_ERR("malloc failed!");
filp_close(fp, NULL);
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
set_fs(fs);
#endif
return -EINVAL;
}
#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0))
ret = vfs_read(fp, buf, CALI_FILE_MAX_SIZE, &(fp->f_pos));
#else
ret = kernel_read(fp, buf, CALI_FILE_MAX_SIZE, &(fp->f_pos));
#endif
if (ret < 0) {
LOG_ERR("read failed");
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
set_fs(fs);
#endif
aw9610x->cali_flag = AW_CALI;
return ret;
} else if (ret == 0) {
LOG_ERR("read len = 0");
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
set_fs(fs);
#endif
aw9610x->cali_flag = AW_CALI;
return ret;
} else {
@ -347,7 +364,9 @@ static int32_t aw9610x_filedata_deal(struct aw9610x *aw9610x)
}
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
set_fs(fs);
#endif
filp_close(fp, NULL);
kfree(buf);
@ -374,7 +393,9 @@ aw9610x_store_spedata_to_file(struct aw9610x *aw9610x, char *buf)
{
struct file *fp = NULL;
loff_t pos = 0;
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
mm_segment_t fs;
#endif
uint8_t cali_file_name[20] = { 0 };
LOG_DBG("buf = %s", buf);
@ -388,12 +409,20 @@ aw9610x_store_spedata_to_file(struct aw9610x *aw9610x, char *buf)
return -EINVAL;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
fs = get_fs();
set_fs(KERNEL_DS);
#endif
vfs_write(fp, buf, strlen(buf), &pos);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 4, 0))
vfs_write(fp, (char __user *)buf, strlen(buf), &pos);
#else
kernel_write(fp, (char __user *)buf, strlen(buf), &pos);
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,15,0)
set_fs(fs);
#endif
LOG_INFO("write successfully!");
@ -711,7 +740,11 @@ static int32_t aw9610x_cfg_update(struct aw9610x *aw9610x)
#endif
LOG_INFO("aw9610x_cfg_update cfg_name = %s", aw9610x->cfg_name);
request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,15,0)
request_firmware_nowait(THIS_MODULE, FW_ACTION_UEVENT,
#else
request_firmware_nowait(THIS_MODULE, FW_ACTION_HOTPLUG,
#endif
aw9610x->cfg_name,
aw9610x->dev,
GFP_KERNEL,
@ -2320,6 +2353,9 @@ static void __exit aw9610x_i2c_exit(void)
i2c_del_driver(&aw9610x_i2c_driver);
}
module_exit(aw9610x_i2c_exit);
#if KERNEL_VERSION(5, 4, 0) <= LINUX_VERSION_CODE
MODULE_IMPORT_NS(VFS_internal_I_am_really_a_filesystem_and_am_NOT_a_driver);
#endif
MODULE_DESCRIPTION("AW9610X SAR Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION("2");