platform/x86: ISST: Add dev_fmt

Add dev_fmt for formatting log messages.

No functional impact is expected.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240423204619.3946901-10-srinivas.pandruvada@linux.intel.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

Author: spandruvada

drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c

@@ -17,6 +17,8 @@
  * the hardware mapping.
  */
 
+#define dev_fmt(fmt) "tpmi_sst: " fmt
+
 #include <linux/auxiliary_bus.h>
 #include <linux/delay.h>
 #include <linux/intel_tpmi.h>