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module: add address and data api for tcmd

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use normal interface instead of debugfs interface in tcmd
smblib_mmi_address
smblib_mmi_data

Change-Id: I8a6093f419b33000d403066bebbe82c3a194383f
Signed-off-by: mahj8 <mahj8@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1813964
SME-Granted: SME Approvals Granted
SLTApproved: Slta Waiver
Tested-by: Jira Key
Reviewed-by: Huosheng Liao <liaohs@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
mahj8 2020-11-30 18:39:45 +08:00 • committed by Haijian Ma
commit 1dcbeeda62
1 changed files with 94 additions and 0 deletions
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94
drivers/power/mmi-smbcharger-iio/mmi-smbcharger-iio.c
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@ -680,6 +680,86 @@ int smblib_get_apsd_result(struct smb_mmi_charger *chg, int *type)
}
#define CHG_SHOW_MAX_SIZE 50
static u16 smblib_mmi_address = 0;
static ssize_t smblib_mmi_address_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
unsigned long rc;
unsigned long mode;
struct platform_device *pdev = to_platform_device(dev);
struct smb_mmi_charger *mmi_chip = platform_get_drvdata(pdev);
rc = kstrtoul(buf, 0, &mode);
if (rc) {
pr_err("SMBMMI: Invalid smblib mmi address value = %lu\n", mode);
return -EINVAL;
}
smblib_mmi_address = (u16)mode;
mmi_info(mmi_chip, "smblib mmi address value = 0x%04x\n", \
smblib_mmi_address);
return rc ? rc : count;
}
static DEVICE_ATTR(smblib_mmi_address, 0644,
NULL,
smblib_mmi_address_store);
static ssize_t smblib_mmi_data_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
u8 data = 0;
int rc = 0;
struct platform_device *pdev = to_platform_device(dev);
struct smb_mmi_charger *mmi_chip = platform_get_drvdata(pdev);
rc = smblib_read_mmi(mmi_chip, smblib_mmi_address, &data);
if (rc) {
mmi_err(mmi_chip, "Couldn't read address 0x%x rc=%d\n", \
smblib_mmi_address, rc);
return rc;
}
mmi_info(mmi_chip, "smblib mmi read data value = 0x%02x\n", data);
return scnprintf(buf, CHG_SHOW_MAX_SIZE, "%04x: %02x\n", \
smblib_mmi_address, data);
}
static ssize_t smblib_mmi_data_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
unsigned long data = 0;
int rc = 0;
struct platform_device *pdev = to_platform_device(dev);
struct smb_mmi_charger *mmi_chip = platform_get_drvdata(pdev);
rc = kstrtoul(buf, 0, &data);
if (rc) {
pr_err("SMBMMI: Invalid smblib mmi data value = %lu\n", data);
return -EINVAL;
}
rc = smblib_write_mmi(mmi_chip, smblib_mmi_address, (u8)data);
if (rc) {
mmi_err(mmi_chip, "Couldn't write address 0x%x rc=%d\n", \
smblib_mmi_address, rc);
return rc;
}
mmi_info(mmi_chip, "smblib mmi write data value = 0x%02x\n", (u8)data);
return rc ? rc : count;
}
static DEVICE_ATTR(smblib_mmi_data, 0644,
smblib_mmi_data_show,
smblib_mmi_data_store);
static ssize_t factory_image_mode_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
@ -4383,6 +4463,20 @@ static int smb_mmi_probe(struct platform_device *pdev)
"Factory Couldn't set usb icl = 3000 rc=%d\n",
(int)rc);
rc = device_create_file(chip->dev,
&dev_attr_smblib_mmi_address);
if (rc) {
mmi_err(chip,
"Couldn't create smblib_mmi_address\n");
}
rc = device_create_file(chip->dev,
&dev_attr_smblib_mmi_data);
if (rc) {
mmi_err(chip,
"Couldn't create smblib_mmi_data\n");
}
rc = device_create_file(chip->dev,
&dev_attr_force_chg_usb_suspend);
if (rc) {