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thermal/drivers/int340x: processor_thermal: Export mailbox interface

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Export the mailbox interface to be used by other modules. Also change
command id and response from u8 to u32 data type.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210517061441.1921901-2-srinivas.pandruvada@linux.intel.com
This commit is contained in:
Srinivas Pandruvada 2021-05-16 23:14:40 -07:00 committed by Daniel Lezcano
parent 4d57fd9aea
commit fb5a6ec803
2 changed files with 11 additions and 3 deletions
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2
drivers/thermal/intel/int340x_thermal/processor_thermal_device.h
View File

@ -79,4 +79,6 @@ void proc_thermal_rfim_remove(struct pci_dev *pdev);
int proc_thermal_mbox_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv);
void proc_thermal_mbox_remove(struct pci_dev *pdev);
int processor_thermal_send_mbox_cmd(struct pci_dev *pdev, u16 cmd_id, u32 cmd_data, u32 *cmd_resp);
#endif

12
drivers/thermal/intel/int340x_thermal/processor_thermal_mbox.c
View File

@ -23,7 +23,7 @@
static DEFINE_MUTEX(mbox_lock);
static int send_mbox_cmd(struct pci_dev *pdev, u8 cmd_id, u32 cmd_data, u8 *cmd_resp)
static int send_mbox_cmd(struct pci_dev *pdev, u16 cmd_id, u32 cmd_data, u32 *cmd_resp)
{
struct proc_thermal_device *proc_priv;
u32 retries, data;
@ -82,6 +82,12 @@ unlock_mbox:
return ret;
}
int processor_thermal_send_mbox_cmd(struct pci_dev *pdev, u16 cmd_id, u32 cmd_data, u32 *cmd_resp)
{
return send_mbox_cmd(pdev, cmd_id, cmd_data, cmd_resp);
}
EXPORT_SYMBOL_GPL(processor_thermal_send_mbox_cmd);
/* List of workload types */
static const char * const workload_types[] = {
"none",
@ -147,7 +153,7 @@ static ssize_t workload_type_show(struct device *dev,
char *buf)
{
struct pci_dev *pdev = to_pci_dev(dev);
u8 cmd_resp;
u32 cmd_resp;
int ret;
ret = send_mbox_cmd(pdev, MBOX_CMD_WORKLOAD_TYPE_READ, 0, &cmd_resp);
@ -181,7 +187,7 @@ static bool workload_req_created;
int proc_thermal_mbox_add(struct pci_dev *pdev, struct proc_thermal_device *proc_priv)
{
u8 cmd_resp;
u32 cmd_resp;
int ret;
/* Check if there is a mailbox support, if fails return success */