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path: root/drivers/gpu/drm/i915/intel_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c77
1 files changed, 33 insertions, 44 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 197887ed1823..ccd4c97e6524 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -37,11 +37,17 @@
#include "i915_drm.h"
#include "i915_drv.h"
-struct intel_hdmi_priv {
+struct intel_hdmi {
+ struct intel_encoder base;
u32 sdvox_reg;
bool has_hdmi_sink;
};
+static struct intel_hdmi *enc_to_intel_hdmi(struct drm_encoder *encoder)
+{
+ return container_of(enc_to_intel_encoder(encoder), struct intel_hdmi, base);
+}
+
static void intel_hdmi_mode_set(struct drm_encoder *encoder,
struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
@@ -50,8 +56,7 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc = encoder->crtc;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
- struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
u32 sdvox;
sdvox = SDVO_ENCODING_HDMI | SDVO_BORDER_ENABLE;
@@ -60,7 +65,7 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC)
sdvox |= SDVO_HSYNC_ACTIVE_HIGH;
- if (hdmi_priv->has_hdmi_sink) {
+ if (intel_hdmi->has_hdmi_sink) {
sdvox |= SDVO_AUDIO_ENABLE;
if (HAS_PCH_CPT(dev))
sdvox |= HDMI_MODE_SELECT;
@@ -73,26 +78,25 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
sdvox |= SDVO_PIPE_B_SELECT;
}
- I915_WRITE(hdmi_priv->sdvox_reg, sdvox);
- POSTING_READ(hdmi_priv->sdvox_reg);
+ I915_WRITE(intel_hdmi->sdvox_reg, sdvox);
+ POSTING_READ(intel_hdmi->sdvox_reg);
}
static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
{
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
- struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
u32 temp;
- temp = I915_READ(hdmi_priv->sdvox_reg);
+ temp = I915_READ(intel_hdmi->sdvox_reg);
/* 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(hdmi_priv->sdvox_reg, temp & ~SDVO_ENABLE);
- POSTING_READ(hdmi_priv->sdvox_reg);
+ I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE);
+ POSTING_READ(intel_hdmi->sdvox_reg);
}
if (mode != DRM_MODE_DPMS_ON) {
@@ -101,15 +105,15 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
temp |= SDVO_ENABLE;
}
- I915_WRITE(hdmi_priv->sdvox_reg, temp);
- POSTING_READ(hdmi_priv->sdvox_reg);
+ 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(hdmi_priv->sdvox_reg, temp);
- POSTING_READ(hdmi_priv->sdvox_reg);
+ I915_WRITE(intel_hdmi->sdvox_reg, temp);
+ POSTING_READ(intel_hdmi->sdvox_reg);
}
}
@@ -138,19 +142,17 @@ static enum drm_connector_status
intel_hdmi_detect(struct drm_connector *connector)
{
struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
- struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
struct edid *edid = NULL;
enum drm_connector_status status = connector_status_disconnected;
- hdmi_priv->has_hdmi_sink = false;
- edid = drm_get_edid(connector,
- intel_encoder->ddc_bus);
+ intel_hdmi->has_hdmi_sink = false;
+ edid = drm_get_edid(connector, intel_hdmi->base.ddc_bus);
if (edid) {
if (edid->input & DRM_EDID_INPUT_DIGITAL) {
status = connector_status_connected;
- hdmi_priv->has_hdmi_sink = drm_detect_hdmi_monitor(edid);
+ intel_hdmi->has_hdmi_sink = drm_detect_hdmi_monitor(edid);
}
connector->display_info.raw_edid = NULL;
kfree(edid);
@@ -162,13 +164,13 @@ intel_hdmi_detect(struct drm_connector *connector)
static int intel_hdmi_get_modes(struct drm_connector *connector)
{
struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
/* We should parse the EDID data and find out if it's an HDMI sink so
* we can send audio to it.
*/
- return intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
+ return intel_ddc_get_modes(connector, intel_hdmi->base.ddc_bus);
}
static void intel_hdmi_destroy(struct drm_connector *connector)
@@ -199,18 +201,8 @@ static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs
.best_encoder = intel_attached_encoder,
};
-static void intel_hdmi_enc_destroy(struct drm_encoder *encoder)
-{
- struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
-
- if (intel_encoder->i2c_bus)
- intel_i2c_destroy(intel_encoder->i2c_bus);
- drm_encoder_cleanup(encoder);
- kfree(intel_encoder);
-}
-
static const struct drm_encoder_funcs intel_hdmi_enc_funcs = {
- .destroy = intel_hdmi_enc_destroy,
+ .destroy = intel_encoder_destroy,
};
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
@@ -219,21 +211,19 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
struct drm_connector *connector;
struct intel_encoder *intel_encoder;
struct intel_connector *intel_connector;
- struct intel_hdmi_priv *hdmi_priv;
+ struct intel_hdmi *intel_hdmi;
- intel_encoder = kcalloc(sizeof(struct intel_encoder) +
- sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL);
- if (!intel_encoder)
+ intel_hdmi = kzalloc(sizeof(struct intel_hdmi), GFP_KERNEL);
+ if (!intel_hdmi)
return;
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
if (!intel_connector) {
- kfree(intel_encoder);
+ kfree(intel_hdmi);
return;
}
- hdmi_priv = (struct intel_hdmi_priv *)(intel_encoder + 1);
-
+ intel_encoder = &intel_hdmi->base;
connector = &intel_connector->base;
drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
DRM_MODE_CONNECTOR_HDMIA);
@@ -274,8 +264,7 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
if (!intel_encoder->ddc_bus)
goto err_connector;
- hdmi_priv->sdvox_reg = sdvox_reg;
- intel_encoder->dev_priv = hdmi_priv;
+ intel_hdmi->sdvox_reg = sdvox_reg;
drm_encoder_init(dev, &intel_encoder->enc, &intel_hdmi_enc_funcs,
DRM_MODE_ENCODER_TMDS);
@@ -298,7 +287,7 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
err_connector:
drm_connector_cleanup(connector);
- kfree(intel_encoder);
+ kfree(intel_hdmi);
kfree(intel_connector);
return;
generated by cgit v1.2.3-70-g09d2 (git 2.51.1) at 2025-11-04 01:34:17 +0000