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SubjectRe: [PATCH v1] HID: intel-ish-hid: Switch to use new generic UUID API
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Date
On Thu, 2019-01-10 at 17:48 +0200, Andy Shevchenko wrote:
> There are new types and helpers that are supposed to be used in new
> code.
>
> As a preparation to get rid of legacy types and API functions do
> the conversion here.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>

> ---
> drivers/hid/intel-ish-hid/ishtp-hid-client.c | 3 +--
> drivers/hid/intel-ish-hid/ishtp-hid.h | 6 +++---
> drivers/hid/intel-ish-hid/ishtp/bus.c | 19 ++++++++--------
> ---
> drivers/hid/intel-ish-hid/ishtp/bus.h | 4 ++--
> drivers/hid/intel-ish-hid/ishtp/client.h | 2 +-
> drivers/hid/intel-ish-hid/ishtp/hbm.h | 2 +-
> 6 files changed, 16 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/hid/intel-ish-hid/ishtp-hid-client.c
> b/drivers/hid/intel-ish-hid/ishtp-hid-client.c
> index e64243bc9c96..2246697ada1d 100644
> --- a/drivers/hid/intel-ish-hid/ishtp-hid-client.c
> +++ b/drivers/hid/intel-ish-hid/ishtp-hid-client.c
> @@ -788,8 +788,7 @@ static int hid_ishtp_cl_probe(struct
> ishtp_cl_device *cl_device)
> if (!cl_device)
> return -ENODEV;
>
> - if (uuid_le_cmp(hid_ishtp_guid,
> - cl_device->fw_client->props.protocol_name) !=
> 0)
> + if (!guid_equal(&hid_ishtp_guid, &cl_device->fw_client-
> >props.protocol_name))
> return -ENODEV;
>
> client_data = devm_kzalloc(&cl_device->dev,
> sizeof(*client_data),
> diff --git a/drivers/hid/intel-ish-hid/ishtp-hid.h
> b/drivers/hid/intel-ish-hid/ishtp-hid.h
> index f5c7eb79b7b5..1cd07a441cd4 100644
> --- a/drivers/hid/intel-ish-hid/ishtp-hid.h
> +++ b/drivers/hid/intel-ish-hid/ishtp-hid.h
> @@ -29,9 +29,9 @@
> client->cl_device->ishtp_dev, __VA_ARGS__)
>
> /* ISH Transport protocol (ISHTP in short) GUID */
> -static const uuid_le hid_ishtp_guid = UUID_LE(0x33AECD58, 0xB679,
> 0x4E54,
> - 0x9B, 0xD9, 0xA0, 0x4D,
> 0x34,
> - 0xF0, 0xC2, 0x26);
> +static const guid_t hid_ishtp_guid =
> + GUID_INIT(0x33AECD58, 0xB679, 0x4E54,
> + 0x9B, 0xD9, 0xA0, 0x4D, 0x34, 0xF0, 0xC2, 0x26);
>
> /* ISH HID message structure */
> struct hostif_msg_hdr {
> diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c
> b/drivers/hid/intel-ish-hid/ishtp/bus.c
> index 728dc6d4561a..1b6092b300fe 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/bus.c
> +++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
> @@ -133,18 +133,15 @@ int ishtp_write_message(struct ishtp_device
> *dev, struct ishtp_msg_hdr *hdr,
> *
> * Return: fw client index or -ENOENT if not found
> */
> -int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const uuid_le
> *uuid)
> +int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const guid_t
> *uuid)
> {
> - int i, res = -ENOENT;
> + unsigned int i;
>
> for (i = 0; i < dev->fw_clients_num; ++i) {
> - if (uuid_le_cmp(*uuid, dev-
> >fw_clients[i].props.protocol_name)
> - == 0) {
> - res = i;
> - break;
> - }
> + if (guid_equal(uuid, &dev-
> >fw_clients[i].props.protocol_name))
> + return i;
> }
> - return res;
> + return -ENOENT;
> }
> EXPORT_SYMBOL(ishtp_fw_cl_by_uuid);
>
> @@ -158,7 +155,7 @@ EXPORT_SYMBOL(ishtp_fw_cl_by_uuid);
> * Return: pointer of client information on success, NULL on
> failure.
> */
> struct ishtp_fw_client *ishtp_fw_cl_get_client(struct ishtp_device
> *dev,
> - const uuid_le *uuid)
> + const guid_t *uuid)
> {
> int i;
> unsigned long flags;
> @@ -401,7 +398,7 @@ static const struct device_type
> ishtp_cl_device_type = {
> * Return: ishtp_cl_device pointer or NULL on failure
> */
> static struct ishtp_cl_device *ishtp_bus_add_device(struct
> ishtp_device *dev,
> - uuid_le uuid, char
> *name)
> + guid_t uuid, char
> *name)
> {
> struct ishtp_cl_device *device;
> int status;
> @@ -629,7 +626,7 @@ int ishtp_bus_new_client(struct ishtp_device
> *dev)
> int i;
> char *dev_name;
> struct ishtp_cl_device *cl_device;
> - uuid_le device_uuid;
> + guid_t device_uuid;
>
> /*
> * For all reported clients, create an unconnected client and
> add its
> diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.h
> b/drivers/hid/intel-ish-hid/ishtp/bus.h
> index b8a5bcc82536..babf19ba3ff6 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/bus.h
> +++ b/drivers/hid/intel-ish-hid/ishtp/bus.h
> @@ -112,8 +112,8 @@ void ishtp_cl_driver_unregister(struct
> ishtp_cl_driver *driver);
>
> int ishtp_register_event_cb(struct ishtp_cl_device *device,
> void (*read_cb)(struct ishtp_cl_device
> *));
> -int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const uuid_le
> *cuuid);
> +int ishtp_fw_cl_by_uuid(struct ishtp_device *dev, const guid_t
> *cuuid);
> struct ishtp_fw_client *ishtp_fw_cl_get_client(struct
> ishtp_device *dev,
> - const uuid_le *uuid);
> + const guid_t *uuid);
>
> #endif /* _LINUX_ISHTP_CL_BUS_H */
> diff --git a/drivers/hid/intel-ish-hid/ishtp/client.h
> b/drivers/hid/intel-ish-hid/ishtp/client.h
> index 042f4c4853b1..e0df3eb611e6 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/client.h
> +++ b/drivers/hid/intel-ish-hid/ishtp/client.h
> @@ -126,7 +126,7 @@ struct ishtp_cl {
> };
>
> /* Client connection managenment internal functions */
> -int ishtp_can_client_connect(struct ishtp_device *ishtp_dev, uuid_le
> *uuid);
> +int ishtp_can_client_connect(struct ishtp_device *ishtp_dev, guid_t
> *uuid);
> int ishtp_fw_cl_by_id(struct ishtp_device *dev, uint8_t client_id);
> void ishtp_cl_send_msg(struct ishtp_device *dev, struct ishtp_cl
> *cl);
> void recv_ishtp_cl_msg(struct ishtp_device *dev,
> diff --git a/drivers/hid/intel-ish-hid/ishtp/hbm.h
> b/drivers/hid/intel-ish-hid/ishtp/hbm.h
> index d96111cef7f8..7286e3600140 100644
> --- a/drivers/hid/intel-ish-hid/ishtp/hbm.h
> +++ b/drivers/hid/intel-ish-hid/ishtp/hbm.h
> @@ -149,7 +149,7 @@ struct hbm_host_enum_response {
> } __packed;
>
> struct ishtp_client_properties {
> - uuid_le protocol_name;
> + guid_t protocol_name;
> uint8_t protocol_version;
> uint8_t max_number_of_connections;
> uint8_t fixed_address;

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