Merge "msm: sde: support rotator power enable through rsc" into msm-4.9 (cf9a25a8) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/media/platform/msm/sde/rotator/sde_rotator_core.c

+29 −5

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@
		#include <linux/msm-bus-board.h>
		#include <linux/regulator/consumer.h>
		#include <linux/dma-direction.h>
		#include <linux/sde_rsc.h>
		#include <soc/qcom/scm.h>
		#include <soc/qcom/secure_buffer.h>
		#include <asm/cacheflush.h>
		@@ -318,6 +319,11 @@ static void sde_rotator_footswitch_ctrl(struct sde_rot_mgr *mgr, bool on)
		if (mgr->ops_hw_pre_pmevent)
		mgr->ops_hw_pre_pmevent(mgr, on);

		if (mgr->rsc_client)
		ret = sde_rsc_client_state_update(mgr->rsc_client,
		on ? SDE_RSC_CLK_STATE : SDE_RSC_IDLE_STATE,
		NULL, -1);
		else
		ret = sde_rot_enable_vreg(mgr->module_power.vreg_config,
		mgr->module_power.num_vreg, on);
		if (ret) {
		@@ -2780,9 +2786,21 @@ static int sde_rotator_res_init(struct platform_device *pdev,
		{
		int ret;

		ret = sde_rotator_get_dt_vreg_data(&pdev->dev, &mgr->module_power);
		mgr->rsc_client = sde_rsc_client_create(
		SDE_RSC_INDEX, "sde_rotator_core", false);
		if (IS_ERR(mgr->rsc_client)) {
		ret = PTR_ERR(mgr->rsc_client);
		pr_err("rsc client create returned %d\n", ret);
		mgr->rsc_client = NULL;
		return ret;
		}

		if (!mgr->rsc_client) {
		ret = sde_rotator_get_dt_vreg_data(
		&pdev->dev, &mgr->module_power);
		if (ret)
		return ret;
		}

		ret = sde_rotator_register_clk(pdev, mgr);
		if (ret)
		@@ -2802,9 +2820,15 @@ static void sde_rotator_res_destroy(struct sde_rot_mgr *mgr)
		{
		struct platform_device *pdev = mgr->pdev;

		sde_rotator_put_dt_vreg_data(&pdev->dev, &mgr->module_power);
		sde_rotator_unregister_clk(mgr);
		sde_rotator_bus_scale_unregister(mgr);

		if (mgr->rsc_client) {
		sde_rsc_client_destroy(mgr->rsc_client);
		mgr->rsc_client = NULL;
		} else {
		sde_rotator_put_dt_vreg_data(&pdev->dev, &mgr->module_power);
		}
		}

		int sde_rotator_core_init(struct sde_rot_mgr **pmgr,

drivers/media/platform/msm/sde/rotator/sde_rotator_core.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -373,6 +373,7 @@ struct sde_rot_bus_data_type {
		* @reg_bus: register bus configuration state
		* @module_power: power/clock configuration state
		* @regulator_enable: true if foot switch is enabled; false otherwise
		* @rsc_client: pointer to rsc client handle
		* @res_ref_cnt: reference count of how many times resource is requested
		* @rot_enable_clk_cnt: reference count of how many times clock is requested
		* @rot_clk: array of rotator and periphery clocks
		@@ -417,6 +418,8 @@ struct sde_rot_mgr {
		struct sde_module_power module_power;
		bool regulator_enable;

		struct sde_rsc_client *rsc_client;

		int res_ref_cnt;
		int rot_enable_clk_cnt;
		struct sde_rot_clk *rot_clk;