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path: root/drivers/i2c/busses/i2c-i801.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-i801.c')
-rw-r--r--drivers/i2c/busses/i2c-i801.c38
1 files changed, 7 insertions, 31 deletions
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 1ff218d567b5..70f2d23389f6 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -287,7 +287,6 @@ struct i801_priv {
u8 *data;
#if IS_ENABLED(CONFIG_I2C_MUX_GPIO) && defined CONFIG_DMI
- const struct i801_mux_config *mux_drvdata;
struct platform_device *mux_pdev;
struct gpiod_lookup_table *lookup;
#endif
@@ -1285,7 +1284,7 @@ static void i801_probe_optional_slaves(struct i801_priv *priv)
/* Instantiate SPD EEPROMs unless the SMBus is multiplexed */
#if IS_ENABLED(CONFIG_I2C_MUX_GPIO)
- if (!priv->mux_drvdata)
+ if (!priv->mux_pdev)
#endif
i2c_register_spd(&priv->adapter);
}
@@ -1387,11 +1386,14 @@ static void i801_add_mux(struct i801_priv *priv)
const struct i801_mux_config *mux_config;
struct i2c_mux_gpio_platform_data gpio_data;
struct gpiod_lookup_table *lookup;
+ const struct dmi_system_id *id;
int i;
- if (!priv->mux_drvdata)
+ id = dmi_first_match(mux_dmi_table);
+ if (!id)
return;
- mux_config = priv->mux_drvdata;
+
+ mux_config = id->driver_data;
/* Prepare the platform data */
memset(&gpio_data, 0, sizeof(struct i2c_mux_gpio_platform_data));
@@ -1435,35 +1437,9 @@ static void i801_del_mux(struct i801_priv *priv)
platform_device_unregister(priv->mux_pdev);
gpiod_remove_lookup_table(priv->lookup);
}
-
-static unsigned int i801_get_adapter_class(struct i801_priv *priv)
-{
- const struct dmi_system_id *id;
- const struct i801_mux_config *mux_config;
- unsigned int class = I2C_CLASS_HWMON | I2C_CLASS_SPD;
- int i;
-
- id = dmi_first_match(mux_dmi_table);
- if (id) {
- /* Remove branch classes from trunk */
- mux_config = id->driver_data;
- for (i = 0; i < mux_config->n_values; i++)
- class &= ~mux_config->classes[i];
-
- /* Remember for later */
- priv->mux_drvdata = mux_config;
- }
-
- return class;
-}
#else
static inline void i801_add_mux(struct i801_priv *priv) { }
static inline void i801_del_mux(struct i801_priv *priv) { }
-
-static inline unsigned int i801_get_adapter_class(struct i801_priv *priv)
-{
- return I2C_CLASS_HWMON | I2C_CLASS_SPD;
-}
#endif
static struct platform_device *
@@ -1644,7 +1620,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
i2c_set_adapdata(&priv->adapter, priv);
priv->adapter.owner = THIS_MODULE;
- priv->adapter.class = i801_get_adapter_class(priv);
+ priv->adapter.class = I2C_CLASS_HWMON;
priv->adapter.algo = &smbus_algorithm;
priv->adapter.dev.parent = &dev->dev;
ACPI_COMPANION_SET(&priv->adapter.dev, ACPI_COMPANION(&dev->dev));