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Commit 55f035b2 authored by Venu Raidu's avatar Venu Raidu Committed by Gerrit - the friendly Code Review server
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msm: camera_v2: CPP AXI reset at close 



Enable AXI/ABH clocks, inorder to perform CPP AXI
reset successfully.

Change-Id: I68d16825243d63f612709ce414bdaaa19af45bbe
Signed-off-by: default avatarVenu Raidu <vraidu@codeaurora.org>
Signed-off-by: default avatarSumalatha Malothu <smalot@codeaurora.org>
parent 3541909b

drivers/media/platform/msm/camera_v2/pproc/cpp/msm_cpp.c

+6 −0
Original line number Diff line number Diff line
@@ -1571,6 +1571,12 @@ static int cpp_close_node(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh) 
		pr_debug("DEBUG_R1: 0x%x\n",

			msm_camera_io_r(cpp_dev->cpp_hw_base + 0x8C));



		/* Update bandwidth usage to enable AXI/ABH clock,

		 * which will help to reset CPP AXI.Bandwidth will be

		 * made zero at cpp_release_hardware.

		 */

		msm_cpp_update_bandwidth(cpp_dev, 0x1000, 0x1000);



		/* mask IRQ status */

		msm_camera_io_w(0xB, cpp_dev->cpp_hw_base + 0xC);