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Commit f068b374 authored by Karthik Anantha Ram's avatar Karthik Anantha Ram
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msm: camera: icp: Change spin lock type 



Change the spin lock to irq_save while setting the A5
irq callback so as to avoid stalling of the ISR.

Change-Id: I6df281f70d5207295340b33b6e0f02c2fbb30bb2
Signed-off-by: default avatarKarthik Anantha Ram <kartanan@codeaurora.org>
parent ba47715e

drivers/media/platform/msm/camera/cam_icp/icp_hw/a5_hw/a5_core.c

+3 −2
Original line number Diff line number Diff line
@@ -371,6 +371,7 @@ int cam_a5_process_cmd(void *device_priv, uint32_t cmd_type, 
	struct cam_a5_device_core_info *core_info = NULL;

	struct cam_a5_device_hw_info *hw_info = NULL;

	struct a5_soc_info *a5_soc = NULL;

	unsigned long flags;

	int rc = 0;



	if (!device_priv) {
@@ -416,10 +417,10 @@ int cam_a5_process_cmd(void *device_priv, uint32_t cmd_type, 
			return -EINVAL;

		}



		spin_lock(&a5_dev->hw_lock);

		spin_lock_irqsave(&a5_dev->hw_lock, flags);

		core_info->irq_cb.icp_hw_mgr_cb = irq_cb->icp_hw_mgr_cb;

		core_info->irq_cb.data = irq_cb->data;

		spin_unlock(&a5_dev->hw_lock);

		spin_unlock_irqrestore(&a5_dev->hw_lock, flags);

		break;

	}