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Commit d618fc8a authored by Shubhraprakash Das's avatar Shubhraprakash Das Committed by Gerrit - the friendly Code Review server
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msm: camera: isp: Vote bandwidth with clock enabled 



Vote for bandwidth after clocks are enabled. For bandwidth
voting clocks need to be on.

Change-Id: I9be1ee26419c082cda6351ef6d5aeedc6e17de55
Signed-off-by: default avatarShubhraprakash Das <sadas@codeaurora.org>
parent 558d13ea

drivers/media/platform/msm/camera_v2/isp/msm_isp47.c

+17 −15
Original line number Diff line number Diff line
@@ -297,13 +297,6 @@ int msm_vfe47_init_hardware(struct vfe_device *vfe_dev) 
	else

		id = CAM_AHB_CLIENT_VFE1;



	rc = cam_config_ahb_clk(NULL, 0, id, CAM_AHB_SVS_VOTE);

	if (rc < 0) {

		pr_err("%s: failed to vote for AHB\n", __func__);

		goto ahb_vote_fail;

	}

	vfe_dev->ahb_vote = CAM_AHB_SVS_VOTE;



	rc = vfe_dev->hw_info->vfe_ops.platform_ops.enable_regulators(

								vfe_dev, 1);

	if (rc)
@@ -314,6 +307,13 @@ int msm_vfe47_init_hardware(struct vfe_device *vfe_dev) 
	if (rc)

		goto clk_enable_failed;



	rc = cam_config_ahb_clk(NULL, 0, id, CAM_AHB_SVS_VOTE);

	if (rc < 0) {

		pr_err("%s: failed to vote for AHB\n", __func__);

		goto ahb_vote_fail;

	}

	vfe_dev->ahb_vote = CAM_AHB_SVS_VOTE;



	vfe_dev->common_data->dual_vfe_res->vfe_base[vfe_dev->pdev->id] =

		vfe_dev->vfe_base;
@@ -324,14 +324,14 @@ int msm_vfe47_init_hardware(struct vfe_device *vfe_dev) 
	return rc;

irq_enable_fail:

	vfe_dev->common_data->dual_vfe_res->vfe_base[vfe_dev->pdev->id] = NULL;

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_clks(vfe_dev, 0);

clk_enable_failed:

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_regulators(vfe_dev, 0);

enable_regulators_failed:

	if (cam_config_ahb_clk(NULL, 0, id, CAM_AHB_SUSPEND_VOTE) < 0)

		pr_err("%s: failed to remove vote for AHB\n", __func__);

	vfe_dev->ahb_vote = CAM_AHB_SUSPEND_VOTE;

ahb_vote_fail:

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_clks(vfe_dev, 0);

clk_enable_failed:

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_regulators(vfe_dev, 0);

enable_regulators_failed:

	return rc;

}
@@ -350,9 +350,6 @@ void msm_vfe47_release_hardware(struct vfe_device *vfe_dev) 
	msm_isp_flush_tasklet(vfe_dev);



	vfe_dev->common_data->dual_vfe_res->vfe_base[vfe_dev->pdev->id] = NULL;

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_clks(

							vfe_dev, 0);

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_regulators(vfe_dev, 0);



	msm_isp_update_bandwidth(ISP_VFE0 + vfe_dev->pdev->id, 0, 0);
@@ -363,7 +360,12 @@ void msm_vfe47_release_hardware(struct vfe_device *vfe_dev) 


	if (cam_config_ahb_clk(NULL, 0, id, CAM_AHB_SUSPEND_VOTE) < 0)

		pr_err("%s: failed to vote for AHB\n", __func__);



	vfe_dev->ahb_vote = CAM_AHB_SUSPEND_VOTE;



	vfe_dev->hw_info->vfe_ops.platform_ops.enable_clks(

							vfe_dev, 0);

	vfe_dev->hw_info->vfe_ops.platform_ops.enable_regulators(vfe_dev, 0);

}



void msm_vfe47_init_hardware_reg(struct vfe_device *vfe_dev)