Merge "drm/msm/dsi-staging: move misr caching to pre clk_off" into dev/msm-4.14-display (e00d2a35) · Commits · e / devices / android_kernel_oneplus_sm8150

drivers/gpu/drm/msm/dsi-staging/dsi_ctrl.c

+3 −6

Original line number	Diff line number	Diff line
		@@ -2851,10 +2851,10 @@ int dsi_ctrl_cmd_tx_trigger(struct dsi_ctrl *dsi_ctrl, u32 flags)
		}

		/**
		* _dsi_ctrl_cache_misr - Cache frame MISR value
		* dsi_ctrl_cache_misr - Cache frame MISR value
		* @dsi_ctrl: Pointer to associated dsi_ctrl structure
		*/
		static void _dsi_ctrl_cache_misr(struct dsi_ctrl *dsi_ctrl)
		void dsi_ctrl_cache_misr(struct dsi_ctrl *dsi_ctrl)
		{
		u32 misr;

		@@ -2869,8 +2869,8 @@ static void _dsi_ctrl_cache_misr(struct dsi_ctrl *dsi_ctrl)

		pr_debug("DSI_%d misr_cache = %x\n", dsi_ctrl->cell_index,
		dsi_ctrl->misr_cache);

		}

		/**
		* dsi_ctrl_get_host_engine_init_state() - Return host init state
		* @dsi_ctrl: DSI controller handle.
		@@ -2968,9 +2968,6 @@ int dsi_ctrl_set_power_state(struct dsi_ctrl *dsi_ctrl,
		goto error;
		}
		} else if (state == DSI_CTRL_POWER_VREG_OFF) {
		if (dsi_ctrl->misr_enable)
		_dsi_ctrl_cache_misr(dsi_ctrl);

		rc = dsi_ctrl_enable_supplies(dsi_ctrl, false);
		if (rc) {
		pr_err("[%d]failed to disable vreg supplies, rc=%d\n",

+6 −0

Original line number	Diff line number	Diff line
		@@ -667,6 +667,12 @@ int dsi_ctrl_setup_misr(struct dsi_ctrl *dsi_ctrl,
		*/
		u32 dsi_ctrl_collect_misr(struct dsi_ctrl *dsi_ctrl);

		/**
		* dsi_ctrl_cache_misr - Cache frame MISR value
		* @dsi_ctrl: DSI controller handle.
		*/
		void dsi_ctrl_cache_misr(struct dsi_ctrl *dsi_ctrl);

		/**
		* dsi_ctrl_drv_register() - register platform driver for dsi controller
		*/

+11 −1

Original line number	Diff line number	Diff line
		@@ -2885,8 +2885,9 @@ int dsi_pre_clkoff_cb(void *priv,
		enum dsi_clk_type clk,
		enum dsi_clk_state new_state)
		{
		int rc = 0;
		int rc = 0, i;
		struct dsi_display *display = priv;
		struct dsi_display_ctrl *ctrl;

		if ((clk & DSI_LINK_CLK) && (new_state == DSI_CLK_OFF)) {
		/*
		@@ -2933,6 +2934,15 @@ int dsi_pre_clkoff_cb(void *priv,
		}
		/* dsi will not be able to serve irqs from here on */
		dsi_display_ctrl_irq_update(display, false);

		/* cache the MISR values */
		for (i = 0; i < display->ctrl_count; i++) {
		ctrl = &display->ctrl[i];
		if (!ctrl->ctrl)
		continue;
		dsi_ctrl_cache_misr(ctrl->ctrl);
		}

		}

		return rc;