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C++ HAS_PCH_SPLIT函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中HAS_PCH_SPLIT函数的典型用法代码示例。如果您正苦于以下问题：C++ HAS_PCH_SPLIT函数的具体用法？C++ HAS_PCH_SPLIT怎么用？C++ HAS_PCH_SPLIT使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了HAS_PCH_SPLIT函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: i915_restore_display

static void i915_restore_display(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	u32 mask = 0xffffffff;

	/* Display arbitration */
	if (INTEL_INFO(dev)->gen <= 4)
		I915_WRITE(DSPARB, dev_priv->regfile.saveDSPARB);

	if (!drm_core_check_feature(dev, DRIVER_MODESET))
		i915_restore_display_reg(dev);

	if (drm_core_check_feature(dev, DRIVER_MODESET))
		mask = ~LVDS_PORT_EN;

	if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
		I915_WRITE(PCH_LVDS, dev_priv->regfile.saveLVDS & mask);
	else if (INTEL_INFO(dev)->gen <= 4 && IS_MOBILE(dev) && !IS_I830(dev))
		I915_WRITE(LVDS, dev_priv->regfile.saveLVDS & mask);

	if (!IS_I830(dev) && !IS_845G(dev) && !HAS_PCH_SPLIT(dev))
		I915_WRITE(PFIT_CONTROL, dev_priv->regfile.savePFIT_CONTROL);

	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(PCH_PP_ON_DELAYS, dev_priv->regfile.savePP_ON_DELAYS);
		I915_WRITE(PCH_PP_OFF_DELAYS, dev_priv->regfile.savePP_OFF_DELAYS);
		I915_WRITE(PCH_PP_DIVISOR, dev_priv->regfile.savePP_DIVISOR);
		I915_WRITE(PCH_PP_CONTROL, dev_priv->regfile.savePP_CONTROL);
		I915_WRITE(RSTDBYCTL,
			   dev_priv->regfile.saveMCHBAR_RENDER_STANDBY);
	} else if (IS_VALLEYVIEW(dev)) {
		I915_WRITE(VLV_BLC_HIST_CTL(PIPE_A),
			   dev_priv->regfile.saveBLC_HIST_CTL);
		I915_WRITE(VLV_BLC_HIST_CTL(PIPE_B),
			   dev_priv->regfile.saveBLC_HIST_CTL);
	} else {
		I915_WRITE(PFIT_PGM_RATIOS, dev_priv->regfile.savePFIT_PGM_RATIOS);
		I915_WRITE(BLC_HIST_CTL, dev_priv->regfile.saveBLC_HIST_CTL);
		I915_WRITE(PP_ON_DELAYS, dev_priv->regfile.savePP_ON_DELAYS);
		I915_WRITE(PP_OFF_DELAYS, dev_priv->regfile.savePP_OFF_DELAYS);
		I915_WRITE(PP_DIVISOR, dev_priv->regfile.savePP_DIVISOR);
		I915_WRITE(PP_CONTROL, dev_priv->regfile.savePP_CONTROL);
	}

	/* only restore FBC info on the platform that supports FBC*/
	intel_disable_fbc(dev);

	/* restore FBC interval */
	if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev))
		I915_WRITE(FBC_CONTROL, dev_priv->regfile.saveFBC_CONTROL);

	if (!drm_core_check_feature(dev, DRIVER_MODESET))
		i915_restore_vga(dev);
	else
		i915_redisable_vga(dev);
}
开发者ID:AndroPlus-org，项目名称:android_kernel_sony_msm8996，代码行数:56，代码来源:i915_suspend.c


示例2: intel_hdmi_compute_config

bool intel_hdmi_compute_config(struct intel_encoder *encoder,
			       struct intel_crtc_config *pipe_config)
{
	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
	struct drm_device *dev = encoder->base.dev;
	struct drm_display_mode *adjusted_mode = &pipe_config->adjusted_mode;
	int clock_12bpc = pipe_config->adjusted_mode.crtc_clock * 3 / 2;
	int portclock_limit = hdmi_portclock_limit(intel_hdmi);
	int desired_bpp;

	if (intel_hdmi->color_range_auto) {
		/* See CEA-861-E - 5.1 Default Encoding Parameters */
		if (intel_hdmi->has_hdmi_sink &&
		    drm_match_cea_mode(adjusted_mode) > 1)
			intel_hdmi->color_range = HDMI_COLOR_RANGE_16_235;
		else
			intel_hdmi->color_range = 0;
	}

	if (intel_hdmi->color_range)
		pipe_config->limited_color_range = true;

	if (HAS_PCH_SPLIT(dev) && !HAS_DDI(dev))
		pipe_config->has_pch_encoder = true;

	/*
	 * HDMI is either 12 or 8, so if the display lets 10bpc sneak
	 * through, clamp it down. Note that g4x/vlv don't support 12bpc hdmi
	 * outputs. We also need to check that the higher clock still fits
	 * within limits.
	 */
	if (pipe_config->pipe_bpp > 8*3 && intel_hdmi->has_hdmi_sink &&
	    clock_12bpc <= portclock_limit && HAS_PCH_SPLIT(dev)) {
		DRM_DEBUG_KMS("picking bpc to 12 for HDMI output\n");
		desired_bpp = 12*3;

		/* Need to adjust the port link by 1.5x for 12bpc. */
		pipe_config->port_clock = clock_12bpc;
	} else {
		DRM_DEBUG_KMS("picking bpc to 8 for HDMI output\n");
		desired_bpp = 8*3;
	}

	if (!pipe_config->bw_constrained) {
		DRM_DEBUG_KMS("forcing pipe bpc to %i for HDMI\n", desired_bpp);
		pipe_config->pipe_bpp = desired_bpp;
	}

	if (adjusted_mode->crtc_clock > portclock_limit) {
		DRM_DEBUG_KMS("too high HDMI clock, rejecting mode\n");
		return false;
	}

	return true;
}
开发者ID:Astralix，项目名称:mainline-dss11，代码行数:55，代码来源:intel_hdmi.c


示例3: intel_disable_hdmi

static void intel_disable_hdmi(struct intel_encoder *encoder)
{
	struct drm_device *dev = encoder->base.dev;
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
	u32 temp;
	u32 enable_bits = SDVO_ENABLE | SDVO_AUDIO_ENABLE;

	temp = I915_READ(intel_hdmi->sdvox_reg);

	/* HW workaround for IBX, we need to move the port to transcoder A
	 * before disabling it. */
	if (HAS_PCH_IBX(dev)) {
		struct drm_crtc *crtc = encoder->base.crtc;
		int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;

		if (temp & SDVO_PIPE_B_SELECT) {
			temp &= ~SDVO_PIPE_B_SELECT;
			I915_WRITE(intel_hdmi->sdvox_reg, temp);
			POSTING_READ(intel_hdmi->sdvox_reg);

			/* Again we need to write this twice. */
			I915_WRITE(intel_hdmi->sdvox_reg, temp);
			POSTING_READ(intel_hdmi->sdvox_reg);

			/* Transcoder selection bits only update
			 * effectively on vblank. */
			if (crtc)
				intel_wait_for_vblank(dev, pipe);
			else
				DRM_MSLEEP(50);
		}
	}

	/* HW workaround, need to toggle enable bit off and on for 12bpc, but
	 * we do this anyway which shows more stable in testing.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE);
		POSTING_READ(intel_hdmi->sdvox_reg);
	}

	temp &= ~enable_bits;

	I915_WRITE(intel_hdmi->sdvox_reg, temp);
	POSTING_READ(intel_hdmi->sdvox_reg);

	/* HW workaround, need to write this twice for issue that may result
	 * in first write getting masked.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->sdvox_reg, temp);
		POSTING_READ(intel_hdmi->sdvox_reg);
	}
}
开发者ID:2asoft，项目名称:freebsd，代码行数:55，代码来源:intel_hdmi.c


示例4: i915_save_display

static void i915_save_display(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;

	/* Display arbitration control */
	if (INTEL_INFO(dev)->gen <= 4)
		dev_priv->regfile.saveDSPARB = I915_READ(DSPARB);

	/* This is only meaningful in non-KMS mode */
	/* Don't regfile.save them in KMS mode */
	if (!drm_core_check_feature(dev, DRIVER_MODESET))
		i915_save_display_reg(dev);

	/* LVDS state */
	if (HAS_PCH_SPLIT(dev)) {
		dev_priv->regfile.savePP_CONTROL = I915_READ(PCH_PP_CONTROL);
		if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
			dev_priv->regfile.saveLVDS = I915_READ(PCH_LVDS);
	} else if (IS_VALLEYVIEW(dev)) {
		dev_priv->regfile.savePP_CONTROL = I915_READ(PP_CONTROL);
		dev_priv->regfile.savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);

		dev_priv->regfile.saveBLC_HIST_CTL =
			I915_READ(VLV_BLC_HIST_CTL(PIPE_A));
		dev_priv->regfile.saveBLC_HIST_CTL_B =
			I915_READ(VLV_BLC_HIST_CTL(PIPE_B));
	} else {
		dev_priv->regfile.savePP_CONTROL = I915_READ(PP_CONTROL);
		dev_priv->regfile.savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
		dev_priv->regfile.saveBLC_HIST_CTL = I915_READ(BLC_HIST_CTL);
		if (IS_MOBILE(dev) && !IS_I830(dev))
			dev_priv->regfile.saveLVDS = I915_READ(LVDS);
	}

	if (!IS_I830(dev) && !IS_845G(dev) && !HAS_PCH_SPLIT(dev))
		dev_priv->regfile.savePFIT_CONTROL = I915_READ(PFIT_CONTROL);

	if (HAS_PCH_SPLIT(dev)) {
		dev_priv->regfile.savePP_ON_DELAYS = I915_READ(PCH_PP_ON_DELAYS);
		dev_priv->regfile.savePP_OFF_DELAYS = I915_READ(PCH_PP_OFF_DELAYS);
		dev_priv->regfile.savePP_DIVISOR = I915_READ(PCH_PP_DIVISOR);
	} else {
		dev_priv->regfile.savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
		dev_priv->regfile.savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
		dev_priv->regfile.savePP_DIVISOR = I915_READ(PP_DIVISOR);
	}

	/* save FBC interval */
	if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev))
		dev_priv->regfile.saveFBC_CONTROL = I915_READ(FBC_CONTROL);

	if (!drm_core_check_feature(dev, DRIVER_MODESET))
		i915_save_vga(dev);
}
开发者ID:AndroPlus-org，项目名称:android_kernel_sony_msm8996，代码行数:54，代码来源:i915_suspend.c


示例5: intel_enable_hdmi

static void intel_enable_hdmi(struct intel_encoder *encoder)
{
	struct drm_device *dev = encoder->base.dev;
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
	u32 temp;
	u32 enable_bits = SDVO_ENABLE;

	if (intel_hdmi->has_audio)
		enable_bits |= SDVO_AUDIO_ENABLE;

	temp = I915_READ(intel_hdmi->hdmi_reg);

	/* HW workaround for IBX, we need to move the port to transcoder A
	 * before disabling it, so restore the transcoder select bit here. */
	if (HAS_PCH_IBX(dev))
		enable_bits |= SDVO_PIPE_SEL(intel_crtc->pipe);

	/* HW workaround, need to toggle enable bit off and on for 12bpc, but
	 * we do this anyway which shows more stable in testing.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->hdmi_reg, temp & ~SDVO_ENABLE);
		POSTING_READ(intel_hdmi->hdmi_reg);
	}

	temp |= enable_bits;

	I915_WRITE(intel_hdmi->hdmi_reg, temp);
	POSTING_READ(intel_hdmi->hdmi_reg);

	/* HW workaround, need to write this twice for issue that may result
	 * in first write getting masked.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->hdmi_reg, temp);
		POSTING_READ(intel_hdmi->hdmi_reg);
	}

	if (IS_VALLEYVIEW(dev)) {
		struct intel_digital_port *dport =
			enc_to_dig_port(&encoder->base);
		int channel = vlv_dport_to_channel(dport);

		vlv_wait_port_ready(dev_priv, channel);
	}
}
开发者ID:Andiry，项目名称:pmfs，代码行数:48，代码来源:intel_hdmi.c


示例6: i915_restore_state

int i915_restore_state(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	int i;

	pci_write_config(dev->dev, LBB, dev_priv->saveLBB, 1);


	/* Hardware status page */
	I915_WRITE(HWS_PGA, dev_priv->saveHWS);

	i915_restore_display(dev);

	/* Interrupt state */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(DEIER, dev_priv->saveDEIER);
		I915_WRITE(DEIMR, dev_priv->saveDEIMR);
		I915_WRITE(GTIER, dev_priv->saveGTIER);
		I915_WRITE(GTIMR, dev_priv->saveGTIMR);
		I915_WRITE(_FDI_RXA_IMR, dev_priv->saveFDI_RXA_IMR);
		I915_WRITE(_FDI_RXB_IMR, dev_priv->saveFDI_RXB_IMR);
		I915_WRITE(PCH_PORT_HOTPLUG, dev_priv->savePCH_PORT_HOTPLUG);
	} else {
		I915_WRITE(IER, dev_priv->saveIER);
		I915_WRITE(IMR, dev_priv->saveIMR);
	}
	DRM_UNLOCK(dev);

	if (drm_core_check_feature(dev, DRIVER_MODESET))
		intel_init_clock_gating(dev);

	if (IS_IRONLAKE_M(dev)) {
		ironlake_enable_drps(dev);
		intel_init_emon(dev);
	}

	if (INTEL_INFO(dev)->gen >= 6) {
		gen6_enable_rps(dev_priv);
		gen6_update_ring_freq(dev_priv);
	}

	DRM_LOCK(dev);

	/* Cache mode state */
	I915_WRITE(CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000);

	/* Memory arbitration state */
	I915_WRITE(MI_ARB_STATE, dev_priv->saveMI_ARB_STATE | 0xffff0000);

	for (i = 0; i < 16; i++) {
		I915_WRITE(SWF00 + (i << 2), dev_priv->saveSWF0[i]);
		I915_WRITE(SWF10 + (i << 2), dev_priv->saveSWF1[i]);
	}
	for (i = 0; i < 3; i++)
		I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);

	intel_iic_reset(dev);

	return 0;
}
开发者ID:mihaicarabas，项目名称:dragonfly，代码行数:60，代码来源:i915_suspend.c


示例7: i915_save_display

static void i915_save_display(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;

	/* Display arbitration control */
	if (INTEL_INFO(dev)->gen <= 4)
		dev_priv->regfile.saveDSPARB = I915_READ(DSPARB);

	/* LVDS state */
	if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
		dev_priv->regfile.saveLVDS = I915_READ(PCH_LVDS);
	else if (INTEL_INFO(dev)->gen <= 4 && IS_MOBILE(dev) && !IS_I830(dev))
		dev_priv->regfile.saveLVDS = I915_READ(LVDS);

	/* Panel power sequencer */
	if (HAS_PCH_SPLIT(dev)) {
		dev_priv->regfile.savePP_CONTROL = I915_READ(PCH_PP_CONTROL);
		dev_priv->regfile.savePP_ON_DELAYS = I915_READ(PCH_PP_ON_DELAYS);
		dev_priv->regfile.savePP_OFF_DELAYS = I915_READ(PCH_PP_OFF_DELAYS);
		dev_priv->regfile.savePP_DIVISOR = I915_READ(PCH_PP_DIVISOR);
	} else if (!IS_VALLEYVIEW(dev)) {
		dev_priv->regfile.savePP_CONTROL = I915_READ(PP_CONTROL);
		dev_priv->regfile.savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
		dev_priv->regfile.savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
		dev_priv->regfile.savePP_DIVISOR = I915_READ(PP_DIVISOR);
	}

	/* save FBC interval */
	if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev))
		dev_priv->regfile.saveFBC_CONTROL = I915_READ(FBC_CONTROL);
}
开发者ID:BORETS24，项目名称:common.git-android-4.4，代码行数:31，代码来源:i915_suspend.c


示例8: i915_capabilities

static int
i915_capabilities(struct drm_device *dev, struct sbuf *m, void *data)
{
	const struct intel_device_info *info = INTEL_INFO(dev);

	sbuf_printf(m, "gen: %d\n", info->gen);
	if (HAS_PCH_SPLIT(dev))
		sbuf_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev));
#define B(x) sbuf_printf(m, #x ": %s\n", yesno(info->x))
	B(is_mobile);
	B(is_i85x);
	B(is_i915g);
	B(is_i945gm);
	B(is_g33);
	B(need_gfx_hws);
	B(is_g4x);
	B(is_pineview);
	B(has_fbc);
	B(has_pipe_cxsr);
	B(has_hotplug);
	B(cursor_needs_physical);
	B(has_overlay);
	B(overlay_needs_physical);
	B(supports_tv);
	B(has_bsd_ring);
	B(has_blt_ring);
	B(has_llc);
#undef B

	return (0);
}
开发者ID:JabirTech，项目名称:Source，代码行数:31，代码来源:i915_debug.c


示例9: init_vbt_defaults

static void
init_vbt_defaults(struct drm_i915_private *dev_priv)
{
	extern struct drm_device *i915;
	struct drm_device *dev = i915;

	dev_priv->crt_ddc_pin = GMBUS_PORT_VGADDC;

	/* LFP panel data */
	dev_priv->lvds_dither = 1;
	dev_priv->lvds_vbt = 0;

	/* SDVO panel data */
	dev_priv->sdvo_lvds_vbt_mode = NULL;

	/* general features */
	dev_priv->int_tv_support = 1;
	dev_priv->int_crt_support = 1;

	/* Default to using SSC */
	dev_priv->lvds_use_ssc = 1;

	/* Core/SandyBridge/IvyBridge use 120MHz reference clock for LVDS */
	if (HAS_PCH_SPLIT(dev))
		dev_priv->lvds_ssc_freq = intel_bios_ssc_frequency(dev, 0);
	else
		dev_priv->lvds_ssc_freq = intel_bios_ssc_frequency(dev, 1);
	fprintf(stderr, "Set default to SSC at %dMHz\n", dev_priv->lvds_ssc_freq);

	/* eDP data */
	dev_priv->edp.bpp = 18;
}
开发者ID:stefanreinauer，项目名称:i915tool，代码行数:32，代码来源:intel_bios.c


示例10: i915_read_blc_pwm_ctl

/* XXX: query mode clock or hardware clock and program max PWM appropriately
 * when it's 0.
 */
static u32 i915_read_blc_pwm_ctl(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	u32 val;

	WARN_ON_SMP(!spin_is_locked(&dev_priv->backlight.lock));

	/* Restore the CTL value if it lost, e.g. GPU reset */

	if (HAS_PCH_SPLIT(dev_priv->dev)) {
		val = I915_READ(BLC_PWM_PCH_CTL2);
		if (dev_priv->regfile.saveBLC_PWM_CTL2 == 0) {
			dev_priv->regfile.saveBLC_PWM_CTL2 = val;
		} else if (val == 0) {
			val = dev_priv->regfile.saveBLC_PWM_CTL2;
			I915_WRITE(BLC_PWM_PCH_CTL2, val);
		}
	} else {
		val = I915_READ(BLC_PWM_CTL);
		if (dev_priv->regfile.saveBLC_PWM_CTL == 0) {
			dev_priv->regfile.saveBLC_PWM_CTL = val;
			if (INTEL_INFO(dev)->gen >= 4)
				dev_priv->regfile.saveBLC_PWM_CTL2 =
					I915_READ(BLC_PWM_CTL2);
		} else if (val == 0) {
			val = dev_priv->regfile.saveBLC_PWM_CTL;
			I915_WRITE(BLC_PWM_CTL, val);
			if (INTEL_INFO(dev)->gen >= 4)
				I915_WRITE(BLC_PWM_CTL2,
					   dev_priv->regfile.saveBLC_PWM_CTL2);
		}
	}

	return val;
}
开发者ID:IIosTaJI，项目名称:linux-2.6，代码行数:38，代码来源:intel_panel.c


示例11: intel_enable_pipe

/**
 * intel_enable_pipe - enable a pipe, asserting requirements
 * @dev_priv: i915 private structure
 * @pipe: pipe to enable
 * @pch_port: on ILK+, is this pipe driving a PCH port or not
 *
 * Enable @pipe, making sure that various hardware specific requirements
 * are met, if applicable, e.g. PLL enabled, LVDS pairs enabled, etc.
 *
 * @pipe should be %PIPE_A or %PIPE_B.
 *
 * Will wait until the pipe is actually running (i.e. first vblank) before
 * returning.
 */
static void intel_enable_pipe(struct drm_i915_private *dev_priv, enum pipe pipe,
			      bool pch_port)
{
	int reg;
	u32 val;

	/*
	 * A pipe without a PLL won't actually be able to drive bits from
	 * a plane.  On ILK+ the pipe PLLs are integrated, so we don't
	 * need the check.
	 */
	if (!HAS_PCH_SPLIT(dev_priv->dev))
		assert_pll_enabled(dev_priv, pipe);
	else {
		if (pch_port) {
			/* if driving the PCH, we need FDI enabled */
			assert_fdi_rx_pll_enabled(dev_priv, pipe);
			assert_fdi_tx_pll_enabled(dev_priv, pipe);
		}
		/* FIXME: assert CPU port conditions for SNB+ */
	}

	reg = PIPECONF(pipe);
	val = I915_READ(reg);
	if (val & PIPECONF_ENABLE)
		return;

	I915_WRITE(reg, val | PIPECONF_ENABLE);
	intel_wait_for_vblank(dev_priv->dev, pipe);
}
开发者ID:andyvand，项目名称:hwtools，代码行数:44，代码来源:intel_display.c


示例12: intel_hdmi_get_config

static void intel_hdmi_get_config(struct intel_encoder *encoder,
				  struct intel_crtc_config *pipe_config)
{
	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
	struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
	u32 tmp, flags = 0;
	int dotclock;

	tmp = I915_READ(intel_hdmi->hdmi_reg);

	if (tmp & SDVO_HSYNC_ACTIVE_HIGH)
		flags |= DRM_MODE_FLAG_PHSYNC;
	else
		flags |= DRM_MODE_FLAG_NHSYNC;

	if (tmp & SDVO_VSYNC_ACTIVE_HIGH)
		flags |= DRM_MODE_FLAG_PVSYNC;
	else
		flags |= DRM_MODE_FLAG_NVSYNC;

	pipe_config->adjusted_mode.flags |= flags;

	if ((tmp & SDVO_COLOR_FORMAT_MASK) == HDMI_COLOR_FORMAT_12bpc)
		dotclock = pipe_config->port_clock * 2 / 3;
	else
		dotclock = pipe_config->port_clock;

	if (HAS_PCH_SPLIT(dev_priv->dev))
		ironlake_check_encoder_dotclock(pipe_config, dotclock);

	pipe_config->adjusted_mode.crtc_clock = dotclock;
}
开发者ID:Astralix，项目名称:mainline-dss11，代码行数:32，代码来源:intel_hdmi.c


示例13: assert_panel_unlocked

static void assert_panel_unlocked(struct drm_i915_private *dev_priv,
				  enum pipe pipe)
{
	int pp_reg, lvds_reg;
	u32 val;
	enum pipe panel_pipe = PIPE_A;
	bool locked = locked;

	if (HAS_PCH_SPLIT(dev_priv->dev)) {
		pp_reg = PCH_PP_CONTROL;
		lvds_reg = PCH_LVDS;
	} else {
		pp_reg = PP_CONTROL;
		lvds_reg = LVDS;
	}

	val = I915_READ(pp_reg);
	if (!(val & PANEL_POWER_ON) ||
	    ((val & PANEL_UNLOCK_REGS) == PANEL_UNLOCK_REGS))
		locked = false;

	if (I915_READ(lvds_reg) & LVDS_PIPEB_SELECT)
		panel_pipe = PIPE_B;

	if (panel_pipe == pipe && locked) fprintf(stderr,
	     "panel assertion failure, pipe %c regs locked\n",
	     pipe_name(pipe));
}
开发者ID:andyvand，项目名称:hwtools，代码行数:28，代码来源:intel_display.c


示例14: i915_read_blc_pwm_ctl

static u32 i915_read_blc_pwm_ctl(struct drm_i915_private *dev_priv)
{
	u32 val;

	/* Restore the CTL value if it lost, e.g. GPU reset */

	if (HAS_PCH_SPLIT(dev_priv->dev)) {
		val = I915_READ(BLC_PWM_PCH_CTL2);
		if (dev_priv->saveBLC_PWM_CTL2 == 0) {
			dev_priv->saveBLC_PWM_CTL2 = val;
		} else if (val == 0) {
			I915_WRITE(BLC_PWM_PCH_CTL2,
				   dev_priv->saveBLC_PWM_CTL2);
			val = dev_priv->saveBLC_PWM_CTL2;
		}
	} else {
		val = I915_READ(BLC_PWM_CTL);
		if (dev_priv->saveBLC_PWM_CTL == 0) {
			dev_priv->saveBLC_PWM_CTL = val;
			dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
		} else if (val == 0) {
			I915_WRITE(BLC_PWM_CTL,
				   dev_priv->saveBLC_PWM_CTL);
			I915_WRITE(BLC_PWM_CTL2,
				   dev_priv->saveBLC_PWM_CTL2);
			val = dev_priv->saveBLC_PWM_CTL;
		}
	}

	return val;
}
开发者ID:mihaicarabas，项目名称:dragonfly，代码行数:31，代码来源:intel_panel.c


示例15: i915_setup_compression

static int i915_setup_compression(struct drm_device *dev, int size)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct drm_mm_node *compressed_fb, *uninitialized_var(compressed_llb);
	int ret;

	compressed_fb = kzalloc(sizeof(*compressed_fb), GFP_KERNEL);
	if (!compressed_fb)
		goto err_llb;

	/* Try to over-allocate to reduce reallocations and fragmentation */
	ret = drm_mm_insert_node(&dev_priv->mm.stolen, compressed_fb,
				 size <<= 1, 4096, DRM_MM_SEARCH_DEFAULT);
	if (ret)
		ret = drm_mm_insert_node(&dev_priv->mm.stolen, compressed_fb,
					 size >>= 1, 4096,
					 DRM_MM_SEARCH_DEFAULT);
	if (ret)
		goto err_llb;

	if (HAS_PCH_SPLIT(dev))
		I915_WRITE(ILK_DPFC_CB_BASE, compressed_fb->start);
	else if (IS_GM45(dev)) {
		I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
	} else {
		compressed_llb = kzalloc(sizeof(*compressed_llb), GFP_KERNEL);
		if (!compressed_llb)
			goto err_fb;

		ret = drm_mm_insert_node(&dev_priv->mm.stolen, compressed_llb,
					 4096, 4096, DRM_MM_SEARCH_DEFAULT);
		if (ret)
			goto err_fb;

		dev_priv->fbc.compressed_llb = compressed_llb;

		I915_WRITE(FBC_CFB_BASE,
			   dev_priv->mm.stolen_base + compressed_fb->start);
		I915_WRITE(FBC_LL_BASE,
			   dev_priv->mm.stolen_base + compressed_llb->start);
	}

	dev_priv->fbc.compressed_fb = compressed_fb;
	dev_priv->fbc.size = size;

	DRM_DEBUG_KMS("reserved %d bytes of contiguous stolen space for FBC\n",
		      size);

	return 0;

err_fb:
	kfree(compressed_llb);
	drm_mm_remove_node(compressed_fb);
err_llb:
	kfree(compressed_fb);
	pr_info_once("drm: not enough stolen space for compressed buffer (need %d more bytes), disabling. Hint: you may be able to increase stolen memory size in the BIOS to avoid this.\n", size);
	return -ENOSPC;
}
开发者ID:HEATHlabs，项目名称:ravlinux，代码行数:58，代码来源:i915_gem_stolen.c


示例16: intel_enable_hdmi

static void intel_enable_hdmi(struct intel_encoder *encoder)
{
	struct drm_device *dev = encoder->base.dev;
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
	u32 temp;
	u32 enable_bits = SDVO_ENABLE;

	if (intel_hdmi->has_audio)
		enable_bits |= SDVO_AUDIO_ENABLE;

	temp = I915_READ(intel_hdmi->sdvox_reg);

	/* HW workaround for IBX, we need to move the port to transcoder A
	 * before disabling it. */
	if (HAS_PCH_IBX(dev)) {
		struct drm_crtc *crtc = encoder->base.crtc;
		int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;

		/* Restore the transcoder select bit. */
		if (pipe == PIPE_B)
			enable_bits |= SDVO_PIPE_B_SELECT;
	}

	/* HW workaround, need to toggle enable bit off and on for 12bpc, but
	 * we do this anyway which shows more stable in testing.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE);
		POSTING_READ(intel_hdmi->sdvox_reg);
	}

	temp |= enable_bits;

	I915_WRITE(intel_hdmi->sdvox_reg, temp);
	POSTING_READ(intel_hdmi->sdvox_reg);

	/* HW workaround, need to write this twice for issue that may result
	 * in first write getting masked.
	 */
	if (HAS_PCH_SPLIT(dev)) {
		I915_WRITE(intel_hdmi->sdvox_reg, temp);
		POSTING_READ(intel_hdmi->sdvox_reg);
	}
}
开发者ID:2asoft，项目名称:freebsd，代码行数:45，代码来源:intel_hdmi.c


示例17: intel_i2c_reset

void
intel_i2c_reset(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	if (HAS_PCH_SPLIT(dev))
		I915_WRITE(PCH_GMBUS0, 0);
	else
		I915_WRITE(GMBUS0, 0);
}
开发者ID:125radheyshyam，项目名称:linux，代码行数:9，代码来源:intel_i2c.c


示例18: intel_gmbus_transfer

static int
intel_gmbus_transfer(device_t idev, struct iic_msg *msgs, uint32_t nmsgs)
{
	struct intel_iic_softc *sc;
	struct drm_i915_private *dev_priv;
	u8 *buf;
	int error, i, reg_offset, unit;
	u32 val, loop;
	u16 len;

	sc = device_get_softc(idev);
	dev_priv = sc->drm_dev->dev_private;
	unit = device_get_unit(idev);

	sx_xlock(&dev_priv->gmbus_sx);
	if (sc->force_bit_dev) {
		error = intel_iic_quirk_xfer(dev_priv->bbbus[unit], msgs, nmsgs);
		goto out;
	}

	reg_offset = HAS_PCH_SPLIT(dev_priv->dev) ? PCH_GMBUS0 - GMBUS0 : 0;

	I915_WRITE(GMBUS0 + reg_offset, sc->reg0);

	for (i = 0; i < nmsgs; i++) {
		len = msgs[i].len;
		buf = msgs[i].buf;

		if ((msgs[i].flags & IIC_M_RD) != 0) {
			I915_WRITE(GMBUS1 + reg_offset, GMBUS_CYCLE_WAIT |
			    (i + 1 == nmsgs ? GMBUS_CYCLE_STOP : 0) |
			    (len << GMBUS_BYTE_COUNT_SHIFT) |
			    (msgs[i].slave << GMBUS_SLAVE_ADDR_SHIFT) |
			    GMBUS_SLAVE_READ | GMBUS_SW_RDY);
			POSTING_READ(GMBUS2 + reg_offset);
			do {
				loop = 0;

				if (_intel_wait_for(sc->drm_dev,
				    (I915_READ(GMBUS2 + reg_offset) &
					(GMBUS_SATOER | GMBUS_HW_RDY)) != 0,
				    50, 1, "915gbr"))
					goto timeout;
				if ((I915_READ(GMBUS2 + reg_offset) &
				    GMBUS_SATOER) != 0)
					goto clear_err;

				val = I915_READ(GMBUS3 + reg_offset);
				do {
					*buf++ = val & 0xff;
					val >>= 8;
				} while (--len != 0 && ++loop < 4);
			} while (len != 0);
		} else {
开发者ID:AhmadTux，项目名称:freebsd，代码行数:54，代码来源:intel_iic.c


示例19: i915_restore_state

int i915_restore_state(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	int i;

	mutex_lock(&dev->struct_mutex);

	i915_gem_restore_fences(dev);

	if (IS_GEN4(dev))
		pci_write_config_word(dev->pdev, GCDGMBUS,
				      dev_priv->regfile.saveGCDGMBUS);
	i915_restore_display(dev);

	if (!drm_core_check_feature(dev, DRIVER_MODESET)) {
		/* Interrupt state */
		if (HAS_PCH_SPLIT(dev)) {
			I915_WRITE(DEIER, dev_priv->regfile.saveDEIER);
			I915_WRITE(DEIMR, dev_priv->regfile.saveDEIMR);
			I915_WRITE(GTIER, dev_priv->regfile.saveGTIER);
			I915_WRITE(GTIMR, dev_priv->regfile.saveGTIMR);
			I915_WRITE(_FDI_RXA_IMR, dev_priv->regfile.saveFDI_RXA_IMR);
			I915_WRITE(_FDI_RXB_IMR, dev_priv->regfile.saveFDI_RXB_IMR);
			I915_WRITE(PCH_PORT_HOTPLUG, dev_priv->regfile.savePCH_PORT_HOTPLUG);
			I915_WRITE(RSTDBYCTL,
				   dev_priv->regfile.saveMCHBAR_RENDER_STANDBY);
		} else {
			I915_WRITE(IER, dev_priv->regfile.saveIER);
			I915_WRITE(IMR, dev_priv->regfile.saveIMR);
		}
	}

	/* Cache mode state */
	if (INTEL_INFO(dev)->gen < 7)
		I915_WRITE(CACHE_MODE_0, dev_priv->regfile.saveCACHE_MODE_0 |
			   0xffff0000);

	/* Memory arbitration state */
	I915_WRITE(MI_ARB_STATE, dev_priv->regfile.saveMI_ARB_STATE | 0xffff0000);

	for (i = 0; i < 16; i++) {
		I915_WRITE(SWF00 + (i << 2), dev_priv->regfile.saveSWF0[i]);
		I915_WRITE(SWF10 + (i << 2), dev_priv->regfile.saveSWF1[i]);
	}
	for (i = 0; i < 3; i++)
		I915_WRITE(SWF30 + (i << 2), dev_priv->regfile.saveSWF2[i]);

	mutex_unlock(&dev->struct_mutex);

	intel_i2c_reset(dev);

	return 0;
}
开发者ID:383530895，项目名称:linux，代码行数:53，代码来源:i915_suspend.c


示例20: i915_save_state

int i915_save_state(struct drm_device *dev)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	int i;

	pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);

	mutex_lock(&dev->struct_mutex);

	
	dev_priv->saveHWS = I915_READ(HWS_PGA);

	i915_save_display(dev);

	
	if (HAS_PCH_SPLIT(dev)) {
		dev_priv->saveDEIER = I915_READ(DEIER);
		dev_priv->saveDEIMR = I915_READ(DEIMR);
		dev_priv->saveGTIER = I915_READ(GTIER);
		dev_priv->saveGTIMR = I915_READ(GTIMR);
		dev_priv->saveFDI_RXA_IMR = I915_READ(_FDI_RXA_IMR);
		dev_priv->saveFDI_RXB_IMR = I915_READ(_FDI_RXB_IMR);
		dev_priv->saveMCHBAR_RENDER_STANDBY =
			I915_READ(RSTDBYCTL);
		dev_priv->savePCH_PORT_HOTPLUG = I915_READ(PCH_PORT_HOTPLUG);
	} else {
		dev_priv->saveIER = I915_READ(IER);
		dev_priv->saveIMR = I915_READ(IMR);
	}

	if (IS_IRONLAKE_M(dev))
		ironlake_disable_drps(dev);
	if (INTEL_INFO(dev)->gen >= 6)
		gen6_disable_rps(dev);

	
	dev_priv->saveCACHE_MODE_0 = I915_READ(CACHE_MODE_0);

	
	dev_priv->saveMI_ARB_STATE = I915_READ(MI_ARB_STATE);

	
	for (i = 0; i < 16; i++) {
		dev_priv->saveSWF0[i] = I915_READ(SWF00 + (i << 2));
		dev_priv->saveSWF1[i] = I915_READ(SWF10 + (i << 2));
	}
	for (i = 0; i < 3; i++)
		dev_priv->saveSWF2[i] = I915_READ(SWF30 + (i << 2));

	mutex_unlock(&dev->struct_mutex);

	return 0;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:53，代码来源:i915_suspend.c



注：本文中的HAS_PCH_SPLIT函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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