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drm/i915: Get rid of dpms handling.

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This is now done completely atomically.
Keep connectors_active for now, but make it mirror crtc_state->active.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Maarten Lankhorst 2015-08-05 12:37:06 +02:00 committed by Daniel Vetter
parent 4d20cd860b
commit 4d688a2a15
11 changed files with 11 additions and 245 deletions
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49
drivers/gpu/drm/i915/intel_crt.c
View File

@ -236,53 +236,6 @@ static void intel_enable_crt(struct intel_encoder *encoder)
intel_crt_set_dpms(encoder, crt->connector->base.dpms);
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
static int intel_crt_dpms(struct drm_connector *connector, int mode)
{
struct drm_device *dev = connector->dev;
struct intel_encoder *encoder = intel_attached_encoder(connector);
struct drm_crtc *crtc;
int old_dpms;
/* PCH platforms and VLV only support on/off. */
if (INTEL_INFO(dev)->gen >= 5 && mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
return 0;
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 0;
}
/* 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;
/* We call connector dpms manually below in case pipe dpms doesn't
* change due to cloning. */
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);
}
return 0;
}
static enum drm_mode_status
intel_crt_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
@ -798,7 +751,7 @@ static void intel_crt_reset(struct drm_connector *connector)
static const struct drm_connector_funcs intel_crt_connector_funcs = {
.reset = intel_crt_reset,
.dpms = intel_crt_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_crt_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.destroy = intel_crt_destroy,

99
drivers/gpu/drm/i915/intel_display.c
View File

@ -6273,67 +6273,6 @@ free:
return ret;
}
/* Master function to enable/disable CRTC and corresponding power wells */
int intel_crtc_control(struct drm_crtc *crtc, bool enable)
{
struct drm_device *dev = crtc->dev;
struct drm_mode_config *config = &dev->mode_config;
struct drm_modeset_acquire_ctx *ctx = config->acquire_ctx;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_crtc_state *pipe_config;
struct drm_atomic_state *state;
int ret;
if (enable == intel_crtc->active)
return 0;
if (enable && !crtc->state->enable)
return 0;
/* this function should be called with drm_modeset_lock_all for now */
if (WARN_ON(!ctx))
return -EIO;
lockdep_assert_held(&ctx->ww_ctx);
state = drm_atomic_state_alloc(dev);
if (WARN_ON(!state))
return -ENOMEM;
state->acquire_ctx = ctx;
state->allow_modeset = true;
pipe_config = intel_atomic_get_crtc_state(state, intel_crtc);
if (IS_ERR(pipe_config)) {
ret = PTR_ERR(pipe_config);
goto err;
}
pipe_config->base.active = enable;
ret = drm_atomic_commit(state);
if (!ret)
return ret;
err:
DRM_ERROR("Updating crtc active failed with %i\n", ret);
drm_atomic_state_free(state);
return ret;
}
/**
* Sets the power management mode of the pipe and plane.
*/
void intel_crtc_update_dpms(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct intel_encoder *intel_encoder;
bool enable = false;
for_each_encoder_on_crtc(dev, crtc, intel_encoder)
enable |= intel_encoder->connectors_active;
intel_crtc_control(crtc, enable);
}
void intel_encoder_destroy(struct drm_encoder *encoder)
{
struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
@ -6342,22 +6281,6 @@ void intel_encoder_destroy(struct drm_encoder *encoder)
kfree(intel_encoder);
}
/* Simple dpms helper for encoders with just one connector, no cloning and only
* one kind of off state. It clamps all !ON modes to fully OFF and changes the
* state of the entire output pipe. */
static void intel_encoder_dpms(struct intel_encoder *encoder, int mode)
{
if (mode == DRM_MODE_DPMS_ON) {
encoder->connectors_active = true;
intel_crtc_update_dpms(encoder->base.crtc);
} else {
encoder->connectors_active = false;
intel_crtc_update_dpms(encoder->base.crtc);
}
}
/* Cross check the actual hw state with our own modeset state tracking (and it's
* internal consistency). */
static void intel_connector_check_state(struct intel_connector *connector)
@ -6390,6 +6313,8 @@ static void intel_connector_check_state(struct intel_connector *connector)
I915_STATE_WARN(conn_state->crtc != encoder->crtc,
"attached encoder crtc differs from connector crtc\n");
} else {
I915_STATE_WARN(crtc && crtc->state->active,
"attached crtc is active, but connector isn't\n");
I915_STATE_WARN(!crtc && connector->base.state->best_encoder,
"best encoder set without crtc!\n");
}
@ -6423,26 +6348,6 @@ struct intel_connector *intel_connector_alloc(void)
return connector;
}
/* Even simpler default implementation, if there's really no special case to
* consider. */
int intel_connector_dpms(struct drm_connector *connector, int mode)
{
/* All the simple cases only support two dpms states. */
if (mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
return 0;
connector->dpms = mode;
/* Only need to change hw state when actually enabled */
if (connector->encoder)
intel_encoder_dpms(to_intel_encoder(connector->encoder), mode);
return 0;
}
/* Simple connector->get_hw_state implementation for encoders that support only
* one connector and no cloning and hence the encoder state determines the state
* of the connector. */

2
drivers/gpu/drm/i915/intel_dp.c
View File

@ -4839,7 +4839,7 @@ static void intel_dp_encoder_reset(struct drm_encoder *encoder)
}
static const struct drm_connector_funcs intel_dp_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_dp_detect,
.force = intel_dp_force,
.fill_modes = drm_helper_probe_single_connector_modes,

2
drivers/gpu/drm/i915/intel_dp_mst.c
View File

@ -328,7 +328,7 @@ intel_dp_mst_connector_destroy(struct drm_connector *connector)
}
static const struct drm_connector_funcs intel_dp_mst_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_dp_mst_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_dp_mst_set_property,

3
drivers/gpu/drm/i915/intel_drv.h
View File

@ -992,12 +992,9 @@ void intel_mark_busy(struct drm_device *dev);
void intel_mark_idle(struct drm_device *dev);
void intel_crtc_restore_mode(struct drm_crtc *crtc);
int intel_display_suspend(struct drm_device *dev);
int intel_crtc_control(struct drm_crtc *crtc, bool enable);
void intel_crtc_update_dpms(struct drm_crtc *crtc);
void intel_encoder_destroy(struct drm_encoder *encoder);
int intel_connector_init(struct intel_connector *);
struct intel_connector *intel_connector_alloc(void);
int intel_connector_dpms(struct drm_connector *, int mode);
bool intel_connector_get_hw_state(struct intel_connector *connector);
bool ibx_digital_port_connected(struct drm_i915_private *dev_priv,
struct intel_digital_port *port);

2
drivers/gpu/drm/i915/intel_dsi.c
View File

@ -982,7 +982,7 @@ static const struct drm_connector_helper_funcs intel_dsi_connector_helper_funcs
};
static const struct drm_connector_funcs intel_dsi_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_dsi_detect,
.destroy = intel_dsi_connector_destroy,
.fill_modes = drm_helper_probe_single_connector_modes,

46
drivers/gpu/drm/i915/intel_dvo.c
View File

@ -196,50 +196,6 @@ static void intel_enable_dvo(struct intel_encoder *encoder)
intel_dvo->dev.dev_ops->dpms(&intel_dvo->dev, true);
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
static int intel_dvo_dpms(struct drm_connector *connector, int mode)
{
struct intel_dvo *intel_dvo = intel_attached_dvo(connector);
struct drm_crtc *crtc;
struct intel_crtc_state *config;
/* dvo supports only 2 dpms states. */
if (mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
return 0;
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 0;
}
/* We call connector dpms manually below in case pipe dpms doesn't
* change due to cloning. */
if (mode == DRM_MODE_DPMS_ON) {
config = to_intel_crtc(crtc)->config;
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);
intel_dvo->base.connectors_active = false;
intel_crtc_update_dpms(crtc);
}
return 0;
}
static enum drm_mode_status
intel_dvo_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
@ -387,7 +343,7 @@ static void intel_dvo_destroy(struct drm_connector *connector)
}
static const struct drm_connector_funcs intel_dvo_connector_funcs = {
.dpms = intel_dvo_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_dvo_detect,
.destroy = intel_dvo_destroy,
.fill_modes = drm_helper_probe_single_connector_modes,

2
drivers/gpu/drm/i915/intel_hdmi.c
View File

@ -1909,7 +1909,7 @@ static void intel_hdmi_destroy(struct drm_connector *connector)
}
static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_hdmi_detect,
.force = intel_hdmi_force,
.fill_modes = drm_helper_probe_single_connector_modes,

2
drivers/gpu/drm/i915/intel_lvds.c
View File

@ -549,7 +549,7 @@ static const struct drm_connector_helper_funcs intel_lvds_connector_helper_funcs
};
static const struct drm_connector_funcs intel_lvds_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_lvds_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_lvds_set_property,

47
drivers/gpu/drm/i915/intel_sdvo.c
View File

@ -1508,51 +1508,6 @@ static void intel_enable_sdvo(struct intel_encoder *encoder)
intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output);
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
static int intel_sdvo_dpms(struct drm_connector *connector, int mode)
{
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 0;
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 0;
}
/* We set active outputs manually below in case pipe dpms doesn't change
* due to cloning. */
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);
intel_sdvo->base.connectors_active = false;
intel_crtc_update_dpms(crtc);
} else {
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 0;
}
static enum drm_mode_status
intel_sdvo_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
@ -2190,7 +2145,7 @@ done:
}
static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
.dpms = intel_sdvo_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_sdvo_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_sdvo_set_property,

2
drivers/gpu/drm/i915/intel_tv.c
View File

@ -1509,7 +1509,7 @@ out:
}
static const struct drm_connector_funcs intel_tv_connector_funcs = {
.dpms = intel_connector_dpms,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_tv_detect,
.destroy = intel_tv_destroy,
.set_property = intel_tv_set_property,