[PATCH 2/3] platform/x86: wmi: add context argument to the probe function

From: Mattias Jacobsson
Date: Mon May 27 2019 - 12:40:20 EST


The struct wmi_device_id has a context pointer field, forward this
pointer as an argument to the probe function in struct wmi_driver.

Update existing users of the same probe function to accept this new
context argument.

Signed-off-by: Mattias Jacobsson <2pi@xxxxxx>
---
drivers/platform/x86/dell-smbios-wmi.c | 2 +-
drivers/platform/x86/dell-wmi-descriptor.c | 3 ++-
drivers/platform/x86/dell-wmi.c | 2 +-
drivers/platform/x86/huawei-wmi.c | 2 +-
drivers/platform/x86/intel-wmi-thunderbolt.c | 3 ++-
drivers/platform/x86/wmi-bmof.c | 2 +-
drivers/platform/x86/wmi.c | 3 ++-
include/linux/wmi.h | 2 +-
8 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/drivers/platform/x86/dell-smbios-wmi.c b/drivers/platform/x86/dell-smbios-wmi.c
index c3ed3c8c17b9..add2687079f7 100644
--- a/drivers/platform/x86/dell-smbios-wmi.c
+++ b/drivers/platform/x86/dell-smbios-wmi.c
@@ -146,7 +146,7 @@ static long dell_smbios_wmi_filter(struct wmi_device *wdev, unsigned int cmd,
return ret;
}

-static int dell_smbios_wmi_probe(struct wmi_device *wdev)
+static int dell_smbios_wmi_probe(struct wmi_device *wdev, const void *context)
{
struct wmi_driver *wdriver =
container_of(wdev->dev.driver, struct wmi_driver, driver);
diff --git a/drivers/platform/x86/dell-wmi-descriptor.c b/drivers/platform/x86/dell-wmi-descriptor.c
index 14ab250b7d5a..9994fd1a5acf 100644
--- a/drivers/platform/x86/dell-wmi-descriptor.c
+++ b/drivers/platform/x86/dell-wmi-descriptor.c
@@ -106,7 +106,8 @@ EXPORT_SYMBOL_GPL(dell_wmi_get_hotfix);
* WMI buffer length 12 4 <length>
* WMI hotfix number 16 4 <hotfix>
*/
-static int dell_wmi_descriptor_probe(struct wmi_device *wdev)
+static int dell_wmi_descriptor_probe(struct wmi_device *wdev,
+ const void *context)
{
union acpi_object *obj = NULL;
struct descriptor_priv *priv;
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index d118bb73fcae..72b0a69a6ed0 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -672,7 +672,7 @@ static int dell_wmi_events_set_enabled(bool enable)
return dell_smbios_error(ret);
}

-static int dell_wmi_probe(struct wmi_device *wdev)
+static int dell_wmi_probe(struct wmi_device *wdev, const void *context)
{
struct dell_wmi_priv *priv;
int ret;
diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c
index 52fcac5b393a..195a7f3638cb 100644
--- a/drivers/platform/x86/huawei-wmi.c
+++ b/drivers/platform/x86/huawei-wmi.c
@@ -166,7 +166,7 @@ static int huawei_wmi_input_setup(struct wmi_device *wdev)
return input_register_device(priv->idev);
}

-static int huawei_wmi_probe(struct wmi_device *wdev)
+static int huawei_wmi_probe(struct wmi_device *wdev, const void *context)
{
struct huawei_wmi_priv *priv;
int err;
diff --git a/drivers/platform/x86/intel-wmi-thunderbolt.c b/drivers/platform/x86/intel-wmi-thunderbolt.c
index 4dfa61434a76..974c22a7ff61 100644
--- a/drivers/platform/x86/intel-wmi-thunderbolt.c
+++ b/drivers/platform/x86/intel-wmi-thunderbolt.c
@@ -56,7 +56,8 @@ static const struct attribute_group tbt_attribute_group = {
.attrs = tbt_attrs,
};

-static int intel_wmi_thunderbolt_probe(struct wmi_device *wdev)
+static int intel_wmi_thunderbolt_probe(struct wmi_device *wdev,
+ const void *context)
{
int ret;

diff --git a/drivers/platform/x86/wmi-bmof.c b/drivers/platform/x86/wmi-bmof.c
index 8751a13134be..105a82b6b076 100644
--- a/drivers/platform/x86/wmi-bmof.c
+++ b/drivers/platform/x86/wmi-bmof.c
@@ -54,7 +54,7 @@ read_bmof(struct file *filp, struct kobject *kobj,
return count;
}

-static int wmi_bmof_probe(struct wmi_device *wdev)
+static int wmi_bmof_probe(struct wmi_device *wdev, const void *context)
{
struct bmof_priv *priv;
int ret;
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index f41f1410da9d..09bc6270ec16 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -926,7 +926,8 @@ static int wmi_dev_probe(struct device *dev)
dev_warn(dev, "failed to enable device -- probing anyway\n");

if (wdriver->probe) {
- ret = wdriver->probe(dev_to_wdev(dev));
+ ret = wdriver->probe(dev_to_wdev(dev),
+ find_guid_context(wblock, wdriver));
if (ret != 0)
goto probe_failure;
}
diff --git a/include/linux/wmi.h b/include/linux/wmi.h
index 592f81afecbb..1e84c474a993 100644
--- a/include/linux/wmi.h
+++ b/include/linux/wmi.h
@@ -44,7 +44,7 @@ struct wmi_driver {
struct device_driver driver;
const struct wmi_device_id *id_table;

- int (*probe)(struct wmi_device *wdev);
+ int (*probe)(struct wmi_device *wdev, const void *context);
int (*remove)(struct wmi_device *wdev);
void (*notify)(struct wmi_device *device, union acpi_object *data);
long (*filter_callback)(struct wmi_device *wdev, unsigned int cmd,
--
2.21.0