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| author | Wolfram Sang <wsa@kernel.org> | 2022-08-18 22:31:13 +0200 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2022-08-21 10:27:07 +0200 |
| commit | 3df71d7064cbb19a3ac0e5dc25ece2bbf3a4d9af (patch) | |
| tree | 9ea06f130edd761f94286cedf6b8b56d1700e851 /drivers/i2c/busses/i2c-scmi.c | |
| parent | Linux 6.0-rc1 (diff) | |
| download | linux-3df71d7064cbb19a3ac0e5dc25ece2bbf3a4d9af.tar.xz linux-3df71d7064cbb19a3ac0e5dc25ece2bbf3a4d9af.zip | |
Revert "i2c: scmi: Replace open coded device_get_match_data()"
This reverts commit 9ae551ded5ba55f96a83cd0811f7ef8c2f329d0c. We got a
regression report, so ensure this machine boots again. We will come back
with a better version hopefully.
Reported-by: Josef Johansson <josef@oderland.se>
Link: https://lore.kernel.org/r/4d2d5b04-0b6c-1cb1-a63f-dc06dfe1b5da@oderland.se
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-scmi.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-scmi.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-scmi.c b/drivers/i2c/busses/i2c-scmi.c index 79798fc7462a..6746aa46d96c 100644 --- a/drivers/i2c/busses/i2c-scmi.c +++ b/drivers/i2c/busses/i2c-scmi.c @@ -30,7 +30,7 @@ struct acpi_smbus_cmi { u8 cap_info:1; u8 cap_read:1; u8 cap_write:1; - const struct smbus_methods_t *methods; + struct smbus_methods_t *methods; }; static const struct smbus_methods_t smbus_methods = { @@ -361,6 +361,7 @@ static acpi_status acpi_smbus_cmi_query_methods(acpi_handle handle, u32 level, static int acpi_smbus_cmi_add(struct acpi_device *device) { struct acpi_smbus_cmi *smbus_cmi; + const struct acpi_device_id *id; int ret; smbus_cmi = kzalloc(sizeof(struct acpi_smbus_cmi), GFP_KERNEL); @@ -368,7 +369,6 @@ static int acpi_smbus_cmi_add(struct acpi_device *device) return -ENOMEM; smbus_cmi->handle = device->handle; - smbus_cmi->methods = device_get_match_data(&device->dev); strcpy(acpi_device_name(device), ACPI_SMBUS_HC_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_SMBUS_HC_CLASS); device->driver_data = smbus_cmi; @@ -376,6 +376,11 @@ static int acpi_smbus_cmi_add(struct acpi_device *device) smbus_cmi->cap_read = 0; smbus_cmi->cap_write = 0; + for (id = acpi_smbus_cmi_ids; id->id[0]; id++) + if (!strcmp(id->id, acpi_device_hid(device))) + smbus_cmi->methods = + (struct smbus_methods_t *) id->driver_data; + acpi_walk_namespace(ACPI_TYPE_METHOD, smbus_cmi->handle, 1, acpi_smbus_cmi_query_methods, NULL, smbus_cmi, NULL); |