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Code Issues Releases Wiki Activity

drm/i915: Eliminate some encoder->crtc usage from DP code

Browse source 
Extract the current crtc from the crtc state rather than via
the legacy encoder->crtc pointer whenever possible.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171031205123.13123-2-ville.syrjala@linux.intel.com
Acked-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
This commit is contained in:
Ville Syrjälä 2017-10-31 22:51:14 +02:00
parent 94dec87159
commit adc103047e
1 changed files with 29 additions and 34 deletions
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63
drivers/gpu/drm/i915/intel_dp.c
View file

@ -129,10 +129,12 @@ static struct intel_dp *intel_attached_dp(struct drm_connector *connector)
return enc_to_intel_dp(&intel_attached_encoder(connector)->base);
}
static void intel_dp_link_down(struct intel_dp *intel_dp);
static void intel_dp_link_down(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state);
static bool edp_panel_vdd_on(struct intel_dp *intel_dp);
static void edp_panel_vdd_off(struct intel_dp *intel_dp, bool sync);
static void vlv_init_panel_power_sequencer(struct intel_dp *intel_dp);
static void vlv_init_panel_power_sequencer(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
static void vlv_steal_power_sequencer(struct drm_device *dev,
enum pipe pipe);
static void intel_dp_unset_edid(struct intel_dp *intel_dp);
@ -1858,7 +1860,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder,
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = dp_to_dig_port(intel_dp)->port;
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
const struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
intel_dp_set_link_params(intel_dp, pipe_config->port_clock,
@ -2491,10 +2493,10 @@ static void ironlake_edp_pll_on(struct intel_dp *intel_dp,
udelay(200);
}
static void ironlake_edp_pll_off(struct intel_dp *intel_dp)
static void ironlake_edp_pll_off(struct intel_dp *intel_dp,
const struct intel_crtc_state *old_crtc_state)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
assert_pipe_disabled(dev_priv, crtc->pipe);
@ -2624,7 +2626,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder,
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
enum port port = dp_to_dig_port(intel_dp)->port;
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
if (encoder->type == INTEL_OUTPUT_EDP)
pipe_config->output_types |= BIT(INTEL_OUTPUT_EDP);
@ -2723,12 +2725,10 @@ static void g4x_disable_dp(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
intel_disable_dp(encoder, old_crtc_state, old_conn_state);
/* disable the port before the pipe on g4x */
intel_dp_link_down(intel_dp);
intel_dp_link_down(encoder, old_crtc_state);
}
static void ilk_disable_dp(struct intel_encoder *encoder,
@ -2754,33 +2754,29 @@ static void ilk_post_disable_dp(struct intel_encoder *encoder,
const struct drm_connector_state *old_conn_state)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
enum port port = dp_to_dig_port(intel_dp)->port;
enum port port = encoder->port;
intel_dp_link_down(intel_dp);
intel_dp_link_down(encoder, old_crtc_state);
/* Only ilk+ has port A */
if (port == PORT_A)
ironlake_edp_pll_off(intel_dp);
ironlake_edp_pll_off(intel_dp, old_crtc_state);
}
static void vlv_post_disable_dp(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
intel_dp_link_down(intel_dp);
intel_dp_link_down(encoder, old_crtc_state);
}
static void chv_post_disable_dp(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state,
const struct drm_connector_state *old_conn_state)
{
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
intel_dp_link_down(intel_dp);
intel_dp_link_down(encoder, old_crtc_state);
mutex_lock(&dev_priv->sb_lock);
@ -2909,7 +2905,7 @@ static void intel_enable_dp(struct intel_encoder *encoder,
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
struct intel_crtc *crtc = to_intel_crtc(pipe_config->base.crtc);
uint32_t dp_reg = I915_READ(intel_dp->output_reg);
enum pipe pipe = crtc->pipe;
@ -2919,7 +2915,7 @@ static void intel_enable_dp(struct intel_encoder *encoder,
pps_lock(intel_dp);
if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
vlv_init_panel_power_sequencer(intel_dp);
vlv_init_panel_power_sequencer(encoder, pipe_config);
intel_dp_enable_port(intel_dp, pipe_config);
@ -3047,13 +3043,13 @@ static void vlv_steal_power_sequencer(struct drm_device *dev,
}
}
static void vlv_init_panel_power_sequencer(struct intel_dp *intel_dp)
static void vlv_init_panel_power_sequencer(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *encoder = &intel_dig_port->base;
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
lockdep_assert_held(&dev_priv->pps_mutex);
@ -3084,7 +3080,7 @@ static void vlv_init_panel_power_sequencer(struct intel_dp *intel_dp)
intel_dp->pps_pipe = crtc->pipe;
DRM_DEBUG_KMS("initializing pipe %c power sequencer for port %c\n",
pipe_name(intel_dp->pps_pipe), port_name(intel_dig_port->port));
pipe_name(intel_dp->pps_pipe), port_name(encoder->port));
/* init power sequencer on this pipe and port */
intel_dp_init_panel_power_sequencer(dev, intel_dp);
@ -3624,13 +3620,13 @@ void intel_dp_set_idle_link_train(struct intel_dp *intel_dp)
}
static void
intel_dp_link_down(struct intel_dp *intel_dp)
intel_dp_link_down(struct intel_encoder *encoder,
const struct intel_crtc_state *old_crtc_state)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc);
enum port port = intel_dig_port->port;
struct drm_device *dev = intel_dig_port->base.base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
enum port port = encoder->port;
uint32_t DP = intel_dp->DP;
if (WARN_ON(HAS_DDI(dev_priv)))
@ -5493,7 +5489,6 @@ static void intel_dp_set_drrs_state(struct drm_i915_private *dev_priv,
dig_port = dp_to_dig_port(intel_dp);
encoder = &dig_port->base;
intel_crtc = to_intel_crtc(encoder->base.crtc);
if (!intel_crtc) {
DRM_DEBUG_KMS("DRRS: intel_crtc not initialized\n");