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authorSven Peter <sven@kernel.org>2025-09-14 12:56:08 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-09-14 16:08:20 +0200
commitff175d85888e6bb4c41101493b8e74717842fb39 (patch)
tree473a7b1fbfc9c022215be215652f8193651b7a37 /drivers/usb/typec
parentb3dddff502c5e049e43e3d0c43586de342b9e1d7 (diff)
usb: typec: tipd: Move switch_power_state to tipd_data
When support for CD321x was originally added no other hardware variant was supported and there was no need for struct tipd_data. Now that it exists move the special case in there so that we can drop the of_device_is_compatible_check entirely. Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Reviewed-by: Neal Gompa <neal@gompa.dev> Signed-off-by: Sven Peter <sven@kernel.org> Link: https://lore.kernel.org/r/20250914-apple-usb3-tipd-v1-3-4e99c8649024@kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/typec')
-rw-r--r--drivers/usb/typec/tipd/core.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index 6d8bcbc9cad8..4815c5c46283 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -118,6 +118,7 @@ struct tipd_data {
void (*trace_status)(u32 status);
int (*apply_patch)(struct tps6598x *tps);
int (*init)(struct tps6598x *tps);
+ int (*switch_power_state)(struct tps6598x *tps, u8 target_state);
int (*reset)(struct tps6598x *tps);
};
@@ -1293,7 +1294,6 @@ tps25750_register_port(struct tps6598x *tps, struct fwnode_handle *fwnode)
static int tps6598x_probe(struct i2c_client *client)
{
- struct device_node *np = client->dev.of_node;
struct tps6598x *tps;
struct fwnode_handle *fwnode;
u32 status;
@@ -1331,18 +1331,16 @@ static int tps6598x_probe(struct i2c_client *client)
if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
tps->i2c_protocol = true;
- if (np && of_device_is_compatible(np, "apple,cd321x")) {
- /* Switch CD321X chips to the correct system power state */
- ret = cd321x_switch_power_state(tps, TPS_SYSTEM_POWER_STATE_S0);
- if (ret)
- return ret;
-
- }
-
tps->data = i2c_get_match_data(client);
if (!tps->data)
return -EINVAL;
+ if (tps->data->switch_power_state) {
+ ret = tps->data->switch_power_state(tps, TPS_SYSTEM_POWER_STATE_S0);
+ if (ret)
+ return ret;
+ }
+
/* Make sure the controller has application firmware running */
ret = tps6598x_check_mode(tps);
if (ret < 0)
@@ -1525,6 +1523,7 @@ static const struct tipd_data cd321x_data = {
.trace_status = trace_tps6598x_status,
.init = cd321x_init,
.reset = cd321x_reset,
+ .switch_power_state = cd321x_switch_power_state,
};
static const struct tipd_data tps6598x_data = {