Merge "drm: msm: update dsi state context when splash is on" (15288f73) · Commits · e / devices / android_kernel_sony_msm8998

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

+14 −56

Original line number	Diff line number	Diff line
		@@ -176,18 +176,6 @@ static int dsi_display_ctrl_power_on(struct dsi_display *display)

		if (display->cont_splash_enabled) {
		pr_debug("skip ctrl power on\n");
		for (i = 0; i < display->ctrl_count; i++) {
		ctrl = &display->ctrl[i];
		if (!ctrl->ctrl)
		continue;
		if (!ctrl->ctrl->current_state.pwr_enabled) {
		ctrl->ctrl->pwr_info.host_pwr.refcount++;
		ctrl->ctrl->pwr_info.digital.refcount++;
		ctrl->ctrl->current_state.power_state =
		DSI_CTRL_POWER_VREG_ON;
		ctrl->ctrl->current_state.pwr_enabled = true;
		}
		}
		return rc;
		}

		@@ -251,16 +239,6 @@ static int dsi_display_phy_power_on(struct dsi_display *display)
		/* early return for splash enabled case */
		if (display->cont_splash_enabled) {
		pr_debug("skip phy power on\n");
		for (i = 0; i < display->ctrl_count; i++) {
		ctrl = &display->ctrl[i];
		if (!ctrl->ctrl)
		continue;
		if (!ctrl->phy->power_state) {
		ctrl->phy->pwr_info.digital.refcount++;
		ctrl->phy->pwr_info.phy_pwr.refcount++;
		ctrl->phy->power_state = true;
		}
		}
		return rc;
		}

		@@ -320,25 +298,9 @@ static int dsi_display_ctrl_core_clk_on(struct dsi_display *display)
		int i;
		struct dsi_display_ctrl m_ctrl, ctrl;

		m_ctrl = &display->ctrl[display->clk_master_idx];

		/* early return for splash enabled case */
		if (display->cont_splash_enabled) {
		pr_debug("skip core clk on calling\n");
		m_ctrl->ctrl->current_state.pwr_enabled = true;
		m_ctrl->ctrl->current_state.core_clk_enabled = true;
		m_ctrl->ctrl->current_state.power_state =
		DSI_CTRL_POWER_CORE_CLK_ON;
		for (i = 0; i < display->ctrl_count; i++) {
		ctrl = &display->ctrl[i];
		if (!ctrl->ctrl \|\| (ctrl == m_ctrl))
		continue;
		ctrl->ctrl->current_state.pwr_enabled = true;
		ctrl->ctrl->current_state.core_clk_enabled = true;
		ctrl->ctrl->current_state.power_state =
		DSI_CTRL_POWER_CORE_CLK_ON;
		}

		return rc;
		}

		@@ -347,6 +309,8 @@ static int dsi_display_ctrl_core_clk_on(struct dsi_display *display)
		* be enabled before the other controller. Master controller in the
		* clock context refers to the controller that sources the clock.
		*/
		m_ctrl = &display->ctrl[display->clk_master_idx];

		rc = dsi_ctrl_set_power_state(m_ctrl->ctrl, DSI_CTRL_POWER_CORE_CLK_ON);
		if (rc) {
		pr_err("[%s] failed to turn on clocks, rc=%d\n",
		@@ -381,26 +345,9 @@ static int dsi_display_ctrl_link_clk_on(struct dsi_display *display)
		int i;
		struct dsi_display_ctrl m_ctrl, ctrl;

		m_ctrl = &display->ctrl[display->clk_master_idx];

		/* early return for splash enabled case */
		if (display->cont_splash_enabled) {
		pr_debug("skip ctrl link clk on calling\n");
		m_ctrl->ctrl->current_state.pwr_enabled = true;
		m_ctrl->ctrl->current_state.core_clk_enabled = true;
		m_ctrl->ctrl->current_state.link_clk_enabled = true;
		m_ctrl->ctrl->current_state.power_state =
		DSI_CTRL_POWER_LINK_CLK_ON;
		for (i = 0; i < display->ctrl_count; i++) {
		ctrl = &display->ctrl[i];
		if (!ctrl->ctrl \|\| (ctrl == m_ctrl))
		continue;
		ctrl->ctrl->current_state.pwr_enabled = true;
		ctrl->ctrl->current_state.core_clk_enabled = true;
		ctrl->ctrl->current_state.link_clk_enabled = true;
		ctrl->ctrl->current_state.power_state =
		DSI_CTRL_POWER_LINK_CLK_ON;
		}
		return rc;
		}

		@@ -409,6 +356,7 @@ static int dsi_display_ctrl_link_clk_on(struct dsi_display *display)
		* be enabled before the other controller. Master controller in the
		* clock context refers to the controller that sources the clock.
		*/
		m_ctrl = &display->ctrl[display->clk_master_idx];

		rc = dsi_ctrl_set_clock_source(m_ctrl->ctrl,
		&display->clock_info.src_clks);
		@@ -2910,10 +2858,20 @@ int dsi_dsiplay_setup_splash_resource(struct dsi_display *display)
		if (!ctrl)
		return -EINVAL;

		/* set dsi ctrl power state */
		ret = dsi_ctrl_set_power_state(ctrl->ctrl,
		DSI_CTRL_POWER_LINK_CLK_ON);
		if (ret) {
		SDE_ERROR("calling dsi_ctrl_set_power_state failed\n");
		pr_err("%s:fail to call dsi_ctrl_set_power_state\n",
		__func__);
		return ret;
		}

		/* set dsi phy power state */
		ret = dsi_phy_set_power_state(ctrl->phy, true);
		if (ret) {
		pr_err("%s:fail to call dsi_phy_set_power_state\n",
		__func__);
		return ret;
		}
		}