platform/x86: intel_pmc_ipc: Drop intel_pmc_ipc_command()

Now that all callers have been converted over to the SCU IPC API we can
drop intel_pmc_ipc_command().

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

arch/x86/include/asm/intel_pmc_ipc.h

@@ -27,19 +27,11 @@
 
 #if IS_ENABLED(CONFIG_INTEL_PMC_IPC)
 
-int intel_pmc_ipc_command(u32 cmd, u32 sub, u8 *in, u32 inlen,
-		u32 *out, u32 outlen);
 int intel_pmc_s0ix_counter_read(u64 *data);
 int intel_pmc_gcr_read64(u32 offset, u64 *data);
 
 #else
 
-static inline int intel_pmc_ipc_command(u32 cmd, u32 sub, u8 *in, u32 inlen,
-		u32 *out, u32 outlen)
-{
-	return -EINVAL;
-}
-
 static inline int intel_pmc_s0ix_counter_read(u64 *data)
 {
 	return -EINVAL;

drivers/platform/x86/intel_pmc_ipc.c

@@ -194,26 +194,6 @@ static int update_no_reboot_bit(void *priv, bool set)
 				    PMC_CFG_NO_REBOOT_MASK, value);
 }
 
-/**
- * intel_pmc_ipc_command() -  IPC command with input/output data
- * @cmd:	IPC command code.
- * @sub:	IPC command sub type.
- * @in:		input data of this IPC command.
- * @inlen:	input data length in bytes.
- * @out:	output data of this IPC command.
- * @outlen:	output data length in dwords.
- *
- * Send an IPC command to PMC with input/output data.
- *
- * Return:	an IPC error code or 0 on success.
- */
-int intel_pmc_ipc_command(u32 cmd, u32 sub, u8 *in, u32 inlen,
-			  u32 *out, u32 outlen)
-{
-	return intel_scu_ipc_dev_command(NULL, cmd, sub, in, inlen, out, outlen);
-}
-EXPORT_SYMBOL_GPL(intel_pmc_ipc_command);
-
 static int ipc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 {
 	struct intel_pmc_ipc_dev *pmc = &ipcdev;