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Commit 5315309b authored by Girish Mahadevan's avatar Girish Mahadevan Committed by Gerrit - the friendly Code Review server
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msm: msm_bus: Don't enable/disable QoS clks during IO throttling modes 



When modifying the QoS modes for a bus master port there is no need to
enable/disable the bus clocks needed to program the QoS registers since
the IO throttling is done after the bus clocks are already enabled.

Change-Id: I4e278f51bfcba52d5ee000181901110495ca0b2a
Signed-off-by: default avatarGirish Mahadevan <girishm@codeaurora.org>
parent 89e32cb5

drivers/platform/msm/msm_bus/msm_bus_fabric_adhoc.c

+4 −2
Original line number Diff line number Diff line
@@ -306,6 +306,10 @@ static int flush_clk_data(struct device *node_device, int ctx) 
			}



			ret = enable_nodeclk(nodeclk);



			if ((node->node_info->is_fab_dev) &&

				!IS_ERR_OR_NULL(node->qos_clk.clk))

					ret = enable_nodeclk(&node->qos_clk);

		} else {

			if ((node->node_info->is_fab_dev) &&

				!IS_ERR_OR_NULL(node->qos_clk.clk))
@@ -690,7 +694,6 @@ int msm_bus_enable_limiter(struct msm_bus_node_device_type *node_dev, 
	}

	if (bus_node_dev->fabdev &&

		bus_node_dev->fabdev->noc_ops.limit_mport) {

		ret = msm_bus_qos_enable_clk(node_dev);

		if (ret < 0) {

			MSM_BUS_ERR("Can't Enable QoS clk %d",

				node_dev->node_info->id);
@@ -703,7 +706,6 @@ int msm_bus_enable_limiter(struct msm_bus_node_device_type *node_dev, 
				bus_node_dev->fabdev->qos_off,

				bus_node_dev->fabdev->qos_freq,

				enable, lim_bw);

		ret = msm_bus_qos_disable_clk(node_dev, ret);

	}



exit_enable_limiter: