diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_crt.c | 97 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.c | 37 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dvo.c | 39 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_sdvo.c | 60 |
5 files changed, 122 insertions, 112 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 543ea4063ed..76646c715a4 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -84,13 +84,17 @@ static void intel_enable_crt(struct intel_encoder *encoder) I915_WRITE(crt->adpa_reg, temp); } -static void pch_crt_dpms(struct drm_encoder *encoder, int mode) +/* Note: The caller is required to filter out dpms modes not supported by the + * platform. */ +static void intel_crt_set_dpms(struct intel_encoder *encoder, int mode) { - struct drm_device *dev = encoder->dev; + struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crt *crt = intel_encoder_to_crt(encoder); u32 temp; - temp = I915_READ(PCH_ADPA); + temp = I915_READ(crt->adpa_reg); + temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); temp &= ~ADPA_DAC_ENABLE; switch (mode) { @@ -98,44 +102,59 @@ static void pch_crt_dpms(struct drm_encoder *encoder, int mode) temp |= ADPA_DAC_ENABLE; break; case DRM_MODE_DPMS_STANDBY: + temp |= ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE; + break; case DRM_MODE_DPMS_SUSPEND: + temp |= ADPA_DAC_ENABLE | ADPA_VSYNC_CNTL_DISABLE; + break; case DRM_MODE_DPMS_OFF: - /* Just leave port enable cleared */ + temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE; break; } - I915_WRITE(PCH_ADPA, temp); + I915_WRITE(crt->adpa_reg, temp); } -static void gmch_crt_dpms(struct drm_encoder *encoder, int mode) +static void intel_crt_dpms(struct drm_connector *connector, int mode) { - struct drm_device *dev = encoder->dev; - struct drm_i915_private *dev_priv = dev->dev_private; - u32 temp; - - temp = I915_READ(ADPA); - temp &= ~(ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE); - temp &= ~ADPA_DAC_ENABLE; + struct drm_device *dev = connector->dev; + struct intel_encoder *encoder = intel_attached_encoder(connector); + struct drm_crtc *crtc; + int old_dpms; - if (IS_VALLEYVIEW(dev) && mode != DRM_MODE_DPMS_ON) + /* PCH platforms and VLV only support on/off. */ + if (INTEL_INFO(dev)->gen < 5 && mode != DRM_MODE_DPMS_ON) mode = DRM_MODE_DPMS_OFF; - switch (mode) { - case DRM_MODE_DPMS_ON: - temp |= ADPA_DAC_ENABLE; - break; - case DRM_MODE_DPMS_STANDBY: - temp |= ADPA_DAC_ENABLE | ADPA_HSYNC_CNTL_DISABLE; - break; - case DRM_MODE_DPMS_SUSPEND: - temp |= ADPA_DAC_ENABLE | ADPA_VSYNC_CNTL_DISABLE; - break; - case DRM_MODE_DPMS_OFF: - temp |= ADPA_HSYNC_CNTL_DISABLE | ADPA_VSYNC_CNTL_DISABLE; - break; + if (mode == connector->dpms) + return; + + old_dpms = connector->dpms; + connector->dpms = mode; + + /* Only need to change hw state when actually enabled */ + crtc = encoder->base.crtc; + if (!crtc) { + encoder->connectors_active = false; + return; } - I915_WRITE(ADPA, temp); + /* We need the pipe to run for anything but OFF. */ + if (mode == DRM_MODE_DPMS_OFF) + encoder->connectors_active = false; + else + encoder->connectors_active = true; + + if (mode < old_dpms) { + /* From off to on, enable the pipe first. */ + intel_crtc_update_dpms(crtc); + + intel_crt_set_dpms(encoder, mode); + } else { + intel_crt_set_dpms(encoder, mode); + + intel_crtc_update_dpms(crtc); + } } static int intel_crt_mode_valid(struct drm_connector *connector, @@ -596,27 +615,17 @@ static void intel_crt_reset(struct drm_connector *connector) * Routines for controlling stuff on the analog port */ -static const struct drm_encoder_helper_funcs pch_encoder_funcs = { - .mode_fixup = intel_crt_mode_fixup, - .prepare = intel_encoder_noop, - .commit = intel_encoder_noop, - .mode_set = intel_crt_mode_set, - .dpms = pch_crt_dpms, - .disable = intel_encoder_disable, -}; - -static const struct drm_encoder_helper_funcs gmch_encoder_funcs = { +static const struct drm_encoder_helper_funcs crt_encoder_funcs = { .mode_fixup = intel_crt_mode_fixup, .prepare = intel_encoder_noop, .commit = intel_encoder_noop, .mode_set = intel_crt_mode_set, - .dpms = gmch_crt_dpms, .disable = intel_encoder_disable, }; static const struct drm_connector_funcs intel_crt_connector_funcs = { .reset = intel_crt_reset, - .dpms = drm_helper_connector_dpms, + .dpms = intel_crt_dpms, .detect = intel_crt_detect, .fill_modes = drm_helper_probe_single_connector_modes, .destroy = intel_crt_destroy, @@ -657,7 +666,6 @@ void intel_crt_init(struct drm_device *dev) struct intel_crt *crt; struct intel_connector *intel_connector; struct drm_i915_private *dev_priv = dev->dev_private; - const struct drm_encoder_helper_funcs *encoder_helper_funcs; /* Skip machines without VGA that falsely report hotplug events */ if (dmi_check_system(intel_no_crt)) @@ -696,11 +704,6 @@ void intel_crt_init(struct drm_device *dev) connector->doublescan_allowed = 0; if (HAS_PCH_SPLIT(dev)) - encoder_helper_funcs = &pch_encoder_funcs; - else - encoder_helper_funcs = &gmch_encoder_funcs; - - if (HAS_PCH_SPLIT(dev)) crt->adpa_reg = PCH_ADPA; else if (IS_VALLEYVIEW(dev)) crt->adpa_reg = VLV_ADPA; @@ -710,7 +713,7 @@ void intel_crt_init(struct drm_device *dev) crt->base.disable = intel_disable_crt; crt->base.enable = intel_enable_crt; - drm_encoder_helper_add(&crt->base.base, encoder_helper_funcs); + drm_encoder_helper_add(&crt->base.base, &crt_encoder_funcs); drm_connector_helper_add(connector, &intel_crt_connector_helper_funcs); drm_sysfs_connector_add(connector); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cbd356f43d3..0d48ebe6ac9 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3462,34 +3462,31 @@ static void i9xx_crtc_off(struct drm_crtc *crtc) /** * Sets the power management mode of the pipe and plane. */ -static void intel_crtc_dpms(struct drm_crtc *crtc, int mode) +void intel_crtc_update_dpms(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; struct drm_i915_master_private *master_priv; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_encoder *intel_encoder; int pipe = intel_crtc->pipe; - bool enabled; + bool enabled, enable = false; + int mode; + + for_each_encoder_on_crtc(dev, crtc, intel_encoder) + enable |= intel_encoder->connectors_active; + + mode = enable ? DRM_MODE_DPMS_ON : DRM_MODE_DPMS_OFF; if (intel_crtc->dpms_mode == mode) return; intel_crtc->dpms_mode = mode; - /* XXX: When our outputs are all unaware of DPMS modes other than off - * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC. - */ - switch (mode) { - case DRM_MODE_DPMS_ON: - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: + if (enable) dev_priv->display.crtc_enable(crtc); - break; - - case DRM_MODE_DPMS_OFF: + else dev_priv->display.crtc_disable(crtc); - break; - } if (!dev->primary->master) return; @@ -3498,7 +3495,7 @@ static void intel_crtc_dpms(struct drm_crtc *crtc, int mode) if (!master_priv->sarea_priv) return; - enabled = crtc->enabled && mode != DRM_MODE_DPMS_OFF; + enabled = crtc->enabled && enable; switch (pipe) { case 0: @@ -3517,11 +3514,12 @@ static void intel_crtc_dpms(struct drm_crtc *crtc, int mode) static void intel_crtc_disable(struct drm_crtc *crtc) { - struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private; struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; - crtc_funcs->dpms(crtc, DRM_MODE_DPMS_OFF); + /* crtc->disable is only called when we have no encoders, hence this + * will disable the pipe. */ + intel_crtc_update_dpms(crtc); dev_priv->display.off(crtc); assert_plane_disabled(dev->dev_private, to_intel_crtc(crtc)->plane); @@ -3581,11 +3579,11 @@ void intel_encoder_dpms(struct intel_encoder *encoder, int mode) if (mode == DRM_MODE_DPMS_ON) { encoder->connectors_active = true; - intel_crtc_dpms(encoder->base.crtc, DRM_MODE_DPMS_ON); + intel_crtc_update_dpms(encoder->base.crtc); } else { encoder->connectors_active = false; - intel_crtc_dpms(encoder->base.crtc, DRM_MODE_DPMS_OFF); + intel_crtc_update_dpms(encoder->base.crtc); } } @@ -6609,7 +6607,6 @@ static void intel_crtc_reset(struct drm_crtc *crtc) } static struct drm_crtc_helper_funcs intel_helper_funcs = { - .dpms = intel_crtc_dpms, .mode_fixup = intel_crtc_mode_fixup, .mode_set = intel_crtc_mode_set, .mode_set_base = intel_pipe_set_base, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 759dcbab0e5..245624587db 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -411,6 +411,7 @@ extern void intel_panel_destroy_backlight(struct drm_device *dev); extern enum drm_connector_status intel_panel_detect(struct drm_device *dev); extern void intel_crtc_load_lut(struct drm_crtc *crtc); +extern void intel_crtc_update_dpms(struct drm_crtc *crtc); extern void intel_encoder_prepare(struct drm_encoder *encoder); extern void intel_encoder_commit(struct drm_encoder *encoder); extern void intel_encoder_noop(struct drm_encoder *encoder); diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 4ad988fb868..c55a13ea7ae 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -129,21 +129,39 @@ static void intel_enable_dvo(struct intel_encoder *encoder) intel_dvo->dev.dev_ops->dpms(&intel_dvo->dev, true); } -static void intel_dvo_dpms(struct drm_encoder *encoder, int mode) +static void intel_dvo_dpms(struct drm_connector *connector, int mode) { - struct drm_i915_private *dev_priv = encoder->dev->dev_private; - struct intel_dvo *intel_dvo = enc_to_intel_dvo(encoder); - u32 dvo_reg = intel_dvo->dev.dvo_reg; - u32 temp = I915_READ(dvo_reg); + struct intel_dvo *intel_dvo = intel_attached_dvo(connector); + struct drm_crtc *crtc; + + /* dvo supports only 2 dpms states. */ + if (mode != DRM_MODE_DPMS_ON) + mode = DRM_MODE_DPMS_OFF; + + if (mode == connector->dpms) + return; + + connector->dpms = mode; + + /* Only need to change hw state when actually enabled */ + crtc = intel_dvo->base.base.crtc; + if (!crtc) { + intel_dvo->base.connectors_active = false; + return; + } if (mode == DRM_MODE_DPMS_ON) { - I915_WRITE(dvo_reg, temp | DVO_ENABLE); - I915_READ(dvo_reg); + intel_dvo->base.connectors_active = true; + + intel_crtc_update_dpms(crtc); + intel_dvo->dev.dev_ops->dpms(&intel_dvo->dev, true); } else { intel_dvo->dev.dev_ops->dpms(&intel_dvo->dev, false); - I915_WRITE(dvo_reg, temp & ~DVO_ENABLE); - I915_READ(dvo_reg); + + intel_dvo->base.connectors_active = false; + + intel_crtc_update_dpms(crtc); } } @@ -299,7 +317,6 @@ static void intel_dvo_destroy(struct drm_connector *connector) } static const struct drm_encoder_helper_funcs intel_dvo_helper_funcs = { - .dpms = intel_dvo_dpms, .mode_fixup = intel_dvo_mode_fixup, .prepare = intel_encoder_noop, .mode_set = intel_dvo_mode_set, @@ -308,7 +325,7 @@ static const struct drm_encoder_helper_funcs intel_dvo_helper_funcs = { }; static const struct drm_connector_funcs intel_dvo_connector_funcs = { - .dpms = drm_helper_connector_dpms, + .dpms = intel_dvo_dpms, .detect = intel_dvo_detect, .destroy = intel_dvo_destroy, .fill_modes = drm_helper_probe_single_connector_modes, diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 20feaa34b06..a01c47021f5 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1192,51 +1192,44 @@ static void intel_enable_sdvo(struct intel_encoder *encoder) intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output); } -static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode) +static void intel_sdvo_dpms(struct drm_connector *connector, int mode) { - struct drm_device *dev = encoder->dev; - struct drm_i915_private *dev_priv = dev->dev_private; - struct intel_sdvo *intel_sdvo = to_intel_sdvo(encoder); - struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc); - u32 temp; + struct drm_crtc *crtc; + struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector); + + /* dvo supports only 2 dpms states. */ + if (mode != DRM_MODE_DPMS_ON) + mode = DRM_MODE_DPMS_OFF; + + if (mode == connector->dpms) + return; + + connector->dpms = mode; + + /* Only need to change hw state when actually enabled */ + crtc = intel_sdvo->base.base.crtc; + if (!crtc) { + intel_sdvo->base.connectors_active = false; + return; + } if (mode != DRM_MODE_DPMS_ON) { intel_sdvo_set_active_outputs(intel_sdvo, 0); if (0) intel_sdvo_set_encoder_power_state(intel_sdvo, mode); - if (mode == DRM_MODE_DPMS_OFF) { - temp = I915_READ(intel_sdvo->sdvo_reg); - if ((temp & SDVO_ENABLE) != 0) { - intel_sdvo_write_sdvox(intel_sdvo, temp & ~SDVO_ENABLE); - } - } + intel_sdvo->base.connectors_active = false; + + intel_crtc_update_dpms(crtc); } else { - bool input1, input2; - int i; - u8 status; - - temp = I915_READ(intel_sdvo->sdvo_reg); - if ((temp & SDVO_ENABLE) == 0) - intel_sdvo_write_sdvox(intel_sdvo, temp | SDVO_ENABLE); - for (i = 0; i < 2; i++) - intel_wait_for_vblank(dev, intel_crtc->pipe); - - status = intel_sdvo_get_trained_inputs(intel_sdvo, &input1, &input2); - /* Warn if the device reported failure to sync. - * A lot of SDVO devices fail to notify of sync, but it's - * a given it the status is a success, we succeeded. - */ - if (status == SDVO_CMD_STATUS_SUCCESS && !input1) { - DRM_DEBUG_KMS("First %s output reported failure to " - "sync\n", SDVO_NAME(intel_sdvo)); - } + intel_sdvo->base.connectors_active = true; + + intel_crtc_update_dpms(crtc); if (0) intel_sdvo_set_encoder_power_state(intel_sdvo, mode); intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output); } - return; } static int intel_sdvo_mode_valid(struct drm_connector *connector, @@ -1895,7 +1888,6 @@ done: } static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = { - .dpms = intel_sdvo_dpms, .mode_fixup = intel_sdvo_mode_fixup, .prepare = intel_encoder_noop, .mode_set = intel_sdvo_mode_set, @@ -1904,7 +1896,7 @@ static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = { }; static const struct drm_connector_funcs intel_sdvo_connector_funcs = { - .dpms = drm_helper_connector_dpms, + .dpms = intel_sdvo_dpms, .detect = intel_sdvo_detect, .fill_modes = drm_helper_probe_single_connector_modes, .set_property = intel_sdvo_set_property, |