[PATCH v5 2/8] firmware: meson: sm: Thermal calibration read via secure monitor

[Ronald Claveau via B4 Relay <devnull+linux-kernel-dev.aliel.fr@kernel.org>]

From: Ronald Claveau <linux-kernel-dev@aliel.fr>

Add SM_THERMAL_CALIB_READ to the secure monitor command enum and
introduce meson_sm_get_thermal_calib() to allow drivers to retrieve
thermal sensor calibration data through the firmware interface.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Ronald Claveau <linux-kernel-dev@aliel.fr>
---
 include/linux/firmware/meson/meson_sm.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/firmware/meson/meson_sm.h b/include/linux/firmware/meson/meson_sm.h
index 8eaf8922ab020..3ebc2bd9a9760 100644
--- a/include/linux/firmware/meson/meson_sm.h
+++ b/include/linux/firmware/meson/meson_sm.h
@@ -12,6 +12,7 @@ enum {
 	SM_EFUSE_WRITE,
 	SM_EFUSE_USER_MAX,
 	SM_GET_CHIP_ID,
+	SM_THERMAL_CALIB_READ,
 	SM_A1_PWRC_SET,
 	SM_A1_PWRC_GET,
 };
@@ -27,5 +28,7 @@ int meson_sm_call_read(struct meson_sm_firmware *fw, void *buffer,
 		       unsigned int bsize, unsigned int cmd_index, u32 arg0,
 		       u32 arg1, u32 arg2, u32 arg3, u32 arg4);
 struct meson_sm_firmware *meson_sm_get(struct device_node *firmware_node);
+int meson_sm_get_thermal_calib(struct meson_sm_firmware *fw, u32 *trim_info,
+			       u32 tsensor_id);
 
 #endif /* _MESON_SM_FW_H_ */

-- 
2.49.0