drivers: camera: Add sensor blob utilities

Add utilities for sensor blob creation and writing
in CCPLEX. The blob creation will be common across
platorms for sensor drivers. Blob writing in CCPLEX
will be used based on the RCE support on the platform.
Add version in camera common and tvcf supported apis
to evaluate and verify blob support in sensor drivers.

Bug 2433156

Change-Id: Ie395be7d4ad959ae0efab9e72d1373fa7bd39d27
Signed-off-by: Bhanu Murthy V <bmurthyv@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1941462
(cherry picked from commit 187cb4926fbe68e653ba6e372b291da04605c946)
Reviewed-on: https://git-master.nvidia.com/r/2006762
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Tested-by: Ian Kaszubski <ikaszubski@nvidia.com>
Reviewed-by: Vincent Chung <vincentc@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Frank Chen <frankc@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 49 insertions, 0 deletions

diff --git a/include/media/camera_common.h b/include/media/camera_common.h
index cf065aac6..be8f41b15 100644
--- a/include/media/camera_common.h
+++ b/include/media/camera_common.h
@@ -233,6 +233,7 @@ struct camera_common_data {
         int     sensor_mode_id;
         bool    use_sensor_mode_id;
         bool    override_enable;
+        u32     version;
 };
 
 struct camera_common_focuser_data;
diff --git a/include/media/tegracam_utils.h b/include/media/tegracam_utils.h
new file mode 100644
index 000000000..fe13a448e
--- /dev/null
+++ b/include/media/tegracam_utils.h
@@ -0,0 +1,48 @@
+/**
+ * tegracam_utils.h - tegra camera framework core utilities
+ *
+ * Copyright (c) 2019, NVIDIA Corporation.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __TEGRACAM_UTILS_H__
+#define __TEGRACAM_UTILS_H__
+
+#include <media/camera_common.h>
+
+enum sensor_opcode {
+        SENSOR_OPCODE_DONE = 0,
+        SENSOR_OPCODE_READ = 1,
+        SENSOR_OPCODE_WRITE = 2,
+        SENSOR_OPCODE_SLEEP = 3,
+};
+
+int convert_table_to_blob(struct sensor_blob *pkt,
+                        const struct reg_8 table[],
+                        u16 wait_ms_addr, u16 end_addr);
+int write_sensor_blob(struct regmap *regmap, struct sensor_blob *blob);
+
+bool is_tvcf_supported(u32 version);
+
+void conv_u32_u8arr(u32 val, u8 *buf);
+void conv_u16_u8arr(u16 val, u8 *buf);
+
+int prepare_write_cmd(struct sensor_blob *pkt,
+                        u32 size, u32 addr, u8 *buf);
+int prepare_read_cmd(struct sensor_blob *pkt,
+                        u32 size, u32 addr);
+int prepare_sleep_cmd(struct sensor_blob *pkt, u32 time_in_us);
+int prepare_done_cmd(struct sensor_blob *pkt);
+
+#endif