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Commit 60d4dbf3 authored by Shravya Samala's avatar Shravya Samala Committed by Gerrit - the friendly Code Review server
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msm: camera: tfe: Correct Configuration of top tpg mux selection 



In case of concurrent tpg use case, configure top tpg mux sel
properly.

CRs-Fixed: 2804168
Change-Id: I9955c9f03cebac854a339ff5161a99ecaf27cbdf
Signed-off-by: default avatarShravya Samala <shravyas@codeaurora.org>
parent 91a37fd0

drivers/cam_isp/isp_hw_mgr/isp_hw/top_tpg/cam_top_tpg_ver1.c

+18 −1
Original line number Diff line number Diff line
@@ -273,8 +273,14 @@ static int cam_top_tpg_ver1_start( 
			soc_info->reg_map[0].mem_base + tpg_reg->tpg_vbi_cfg);



	/* Set the TOP tpg mux sel*/

	cam_io_w_mb((1 << tpg_hw->hw_intf->hw_idx),

	val = cam_io_r_mb(soc_info->reg_map[1].mem_base +

			tpg_reg->top_mux_reg_offset);

	val |= (1 << tpg_hw->hw_intf->hw_idx);



	cam_io_w_mb(val,

		soc_info->reg_map[1].mem_base + tpg_reg->top_mux_reg_offset);

	CAM_DBG(CAM_ISP, "TPG:%d Set top Mux: 0x%x",

		tpg_hw->hw_intf->hw_idx, val);



	val = ((tpg_data->num_active_lanes - 1) <<

		tpg_reg->tpg_num_active_lines_shift) |
@@ -307,6 +313,7 @@ static int cam_top_tpg_ver1_stop( 
	struct cam_isp_resource_node                 *tpg_res;

	const struct cam_top_tpg_ver1_reg_offset     *tpg_reg;

	struct cam_top_tpg_cfg                       *tpg_data;

	uint32_t                                      val;



	if (!hw_priv || !stop_args ||

		(arg_size != sizeof(struct cam_isp_resource_node))) {
@@ -333,6 +340,16 @@ static int cam_top_tpg_ver1_stop( 
	cam_io_w_mb(0, soc_info->reg_map[0].mem_base +

		tpg_reg->tpg_ctrl);



	/* Reset the TOP tpg mux sel*/

	val = cam_io_r_mb(soc_info->reg_map[1].mem_base +

			tpg_reg->top_mux_reg_offset);

	val &= ~(1 << tpg_hw->hw_intf->hw_idx);



	cam_io_w_mb(val,

		soc_info->reg_map[1].mem_base + tpg_reg->top_mux_reg_offset);

	CAM_DBG(CAM_ISP, "TPG:%d Reset Top Mux: 0x%x",

		tpg_hw->hw_intf->hw_idx, val);



	tpg_res->res_state = CAM_ISP_RESOURCE_STATE_RESERVED;



	CAM_DBG(CAM_ISP, "TPG:%d stopped", tpg_hw->hw_intf->hw_idx);