[PATCH v2] media: venus : hfi: add venus image info into smem

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Fill fw version info into smem to be printed as part of
soc info.

Signed-off-by: Dikshita Agarwal <dikshita@xxxxxxxxxxxxxx>

Changes since v1:
 adressed comments from stephen.
 removed unwanted code.
---
 drivers/media/platform/qcom/venus/hfi_msgs.c | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/hfi_msgs.c b/drivers/media/platform/qcom/venus/hfi_msgs.c
index 06a1908..6b6d33c9 100644
--- a/drivers/media/platform/qcom/venus/hfi_msgs.c
+++ b/drivers/media/platform/qcom/venus/hfi_msgs.c
@@ -6,6 +6,7 @@
 #include <linux/hash.h>
 #include <linux/list.h>
 #include <linux/slab.h>
+#include <linux/soc/qcom/smem.h>
 #include <media/videobuf2-v4l2.h>
 
 #include "core.h"
@@ -14,6 +15,10 @@
 #include "hfi_msgs.h"
 #include "hfi_parser.h"
 
+#define SMEM_IMG_VER_TBL 469
+#define VER_STR_SZ	128
+#define SMEM_IMG_INDEX_VENUS 14 * 128
+
 static void event_seq_changed(struct venus_core *core, struct venus_inst *inst,
 			      struct hfi_msg_event_notify_pkt *pkt)
 {
@@ -239,15 +244,27 @@ static void
 sys_get_prop_image_version(struct device *dev,
 			   struct hfi_msg_sys_property_info_pkt *pkt)
 {
+	size_t smem_blk_sz = 0;
+	u8 *smem_tbl_ptr;
+	u8 *img_ver;
 	int req_bytes;
 
 	req_bytes = pkt->hdr.size - sizeof(*pkt);
 
-	if (req_bytes < 128 || !pkt->data[1] || pkt->num_properties > 1)
+	if (req_bytes < VER_STR_SZ || !pkt->data[1] || pkt->num_properties > 1)
 		/* bad packet */
 		return;
 
-	dev_dbg(dev, VDBGL "F/W version: %s\n", (u8 *)&pkt->data[1]);
+	img_ver = (u8 *)&pkt->data[1];
+
+	dev_dbg(dev, VDBGL "F/W version: %s\n", img_ver);
+
+	smem_tbl_ptr = qcom_smem_get(QCOM_SMEM_HOST_ANY,
+				       SMEM_IMG_VER_TBL, &smem_blk_sz);
+	if ((SMEM_IMG_INDEX_VENUS + VER_STR_SZ) <= smem_blk_sz &&
+	    smem_tbl_ptr)
+		memcpy(smem_tbl_ptr + SMEM_IMG_INDEX_VENUS,
+		       img_ver, VER_STR_SZ);
 }
 
 static void hfi_sys_property_info(struct venus_core *core,
-- 
2.7.4




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