drm/i915: Make the connector->encoder relationship explicit
Currently we have a exact mapping of a connector onto an encoder for its
whole lifetime. Make this an explicit property of the structure and so
simplify the code.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 3d8f4f4..96952d2 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -189,6 +189,12 @@
return container_of(encoder, struct intel_sdvo, base.base);
}
+static struct intel_sdvo *intel_attached_sdvo(struct drm_connector *connector)
+{
+ return container_of(intel_attached_encoder(connector),
+ struct intel_sdvo, base);
+}
+
static struct intel_sdvo_connector *to_intel_sdvo_connector(struct drm_connector *connector)
{
return container_of(to_intel_connector(connector), struct intel_sdvo_connector, base);
@@ -1239,8 +1245,7 @@
static int intel_sdvo_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
return MODE_NO_DBLESCAN;
@@ -1372,18 +1377,22 @@
intel_find_analog_connector(struct drm_device *dev)
{
struct drm_connector *connector;
- struct drm_encoder *encoder;
- struct intel_sdvo *intel_sdvo;
+ struct intel_sdvo *encoder;
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- intel_sdvo = enc_to_intel_sdvo(encoder);
- if (intel_sdvo->base.type == INTEL_OUTPUT_ANALOG) {
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
- if (encoder == intel_attached_encoder(connector))
+ list_for_each_entry(encoder,
+ &dev->mode_config.encoder_list,
+ base.base.head) {
+ if (encoder->base.type == INTEL_OUTPUT_ANALOG) {
+ list_for_each_entry(connector,
+ &dev->mode_config.connector_list,
+ head) {
+ if (&encoder->base ==
+ intel_attached_encoder(connector))
return connector;
}
}
}
+
return NULL;
}
@@ -1406,8 +1415,7 @@
enum drm_connector_status
intel_sdvo_hdmi_sink_detect(struct drm_connector *connector)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
enum drm_connector_status status = connector_status_connected;
struct edid *edid = NULL;
@@ -1468,8 +1476,7 @@
static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector)
{
uint16_t response;
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
enum drm_connector_status ret;
@@ -1516,8 +1523,7 @@
static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
int num_modes;
/* set the bus switch and get the modes */
@@ -1605,8 +1611,7 @@
static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct intel_sdvo_sdtv_resolution_request tv_res;
uint32_t reply = 0, format_map = 0;
int i;
@@ -1640,8 +1645,7 @@
static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct drm_i915_private *dev_priv = connector->dev->dev_private;
struct drm_display_mode *newmode;
@@ -1757,8 +1761,7 @@
struct drm_property *property,
uint64_t val)
{
- struct drm_encoder *encoder = intel_attached_encoder(connector);
- struct intel_sdvo *intel_sdvo = enc_to_intel_sdvo(encoder);
+ struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector);
uint16_t temp_value;
uint8_t cmd;
@@ -1861,9 +1864,8 @@
done:
- if (encoder->crtc) {
- struct drm_crtc *crtc = encoder->crtc;
-
+ if (intel_sdvo->base.base.crtc) {
+ struct drm_crtc *crtc = intel_sdvo->base.base.crtc;
drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
crtc->y, crtc->fb);
}
@@ -1891,7 +1893,7 @@
static const struct drm_connector_helper_funcs intel_sdvo_connector_helper_funcs = {
.get_modes = intel_sdvo_get_modes,
.mode_valid = intel_sdvo_mode_valid,
- .best_encoder = intel_attached_encoder,
+ .best_encoder = intel_best_encoder,
};
static void intel_sdvo_enc_destroy(struct drm_encoder *encoder)
@@ -2058,20 +2060,23 @@
}
static void
-intel_sdvo_connector_init(struct drm_encoder *encoder,
- struct drm_connector *connector)
+intel_sdvo_connector_init(struct intel_sdvo_connector *connector,
+ struct intel_sdvo *encoder)
{
- drm_connector_init(encoder->dev, connector, &intel_sdvo_connector_funcs,
- connector->connector_type);
+ drm_connector_init(encoder->base.base.dev,
+ &connector->base.base,
+ &intel_sdvo_connector_funcs,
+ connector->base.base.connector_type);
- drm_connector_helper_add(connector, &intel_sdvo_connector_helper_funcs);
+ drm_connector_helper_add(&connector->base.base,
+ &intel_sdvo_connector_helper_funcs);
- connector->interlace_allowed = 0;
- connector->doublescan_allowed = 0;
- connector->display_info.subpixel_order = SubPixelHorizontalRGB;
+ connector->base.base.interlace_allowed = 0;
+ connector->base.base.doublescan_allowed = 0;
+ connector->base.base.display_info.subpixel_order = SubPixelHorizontalRGB;
- drm_mode_connector_attach_encoder(connector, encoder);
- drm_sysfs_connector_add(connector);
+ intel_connector_attach_encoder(&connector->base, &encoder->base);
+ drm_sysfs_connector_add(&connector->base.base);
}
static bool
@@ -2112,7 +2117,7 @@
intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
(1 << INTEL_ANALOG_CLONE_BIT));
- intel_sdvo_connector_init(encoder, connector);
+ intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
return true;
}
@@ -2141,7 +2146,7 @@
intel_sdvo->base.needs_tv_clock = true;
intel_sdvo->base.clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
- intel_sdvo_connector_init(encoder, connector);
+ intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
if (!intel_sdvo_tv_create_property(intel_sdvo, intel_sdvo_connector, type))
goto err;
@@ -2186,7 +2191,8 @@
intel_sdvo->base.clone_mask = ((1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
(1 << INTEL_ANALOG_CLONE_BIT));
- intel_sdvo_connector_init(encoder, connector);
+ intel_sdvo_connector_init(intel_sdvo_connector,
+ intel_sdvo);
return true;
}
@@ -2218,7 +2224,7 @@
intel_sdvo->base.clone_mask = ((1 << INTEL_ANALOG_CLONE_BIT) |
(1 << INTEL_SDVO_LVDS_CLONE_BIT));
- intel_sdvo_connector_init(encoder, connector);
+ intel_sdvo_connector_init(intel_sdvo_connector, intel_sdvo);
if (!intel_sdvo_create_enhance_property(intel_sdvo, intel_sdvo_connector))
goto err;