lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

drm/i915: Make the connector->encoder relationship explicit

Browse Source 
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>
This commit is contained in:
Chris Wilson
2010-09-09 16:20:55 +01:00
parent f875c15a4f
commit df0e924883
9 changed files with 129 additions and 126 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
drivers/gpu/drm/i915/intel_crt.c
View File

@@ -404,8 +404,7 @@ intel_crt_load_detect(struct drm_crtc *crtc, struct intel_encoder *intel_encoder
static enum drm_connector_status intel_crt_detect(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_encoder *encoder = intel_attached_encoder(connector);
struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
struct intel_encoder *encoder = intel_attached_encoder(connector);
struct drm_crtc *crtc;
int dpms_mode;
enum drm_connector_status status;
@@ -417,18 +416,18 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connecto
return connector_status_disconnected;
}
if (intel_crt_detect_ddc(encoder))
if (intel_crt_detect_ddc(&encoder->base))
return connector_status_connected;
/* for pre-945g platforms use load detect */
if (encoder->crtc && encoder->crtc->enabled) {
status = intel_crt_load_detect(encoder->crtc, intel_encoder);
if (encoder->base.crtc && encoder->base.crtc->enabled) {
status = intel_crt_load_detect(encoder->base.crtc, encoder);
} else {
crtc = intel_get_load_detect_pipe(intel_encoder, connector,
crtc = intel_get_load_detect_pipe(encoder, connector,
NULL, &dpms_mode);
if (crtc) {
status = intel_crt_load_detect(crtc, intel_encoder);
intel_release_load_detect_pipe(intel_encoder,
status = intel_crt_load_detect(crtc, encoder);
intel_release_load_detect_pipe(encoder,
connector, dpms_mode);
} else
status = connector_status_unknown;
@@ -447,13 +446,12 @@ static void intel_crt_destroy(struct drm_connector *connector)
static int intel_crt_get_modes(struct drm_connector *connector)
{
int ret;
struct drm_encoder *encoder = intel_attached_encoder(connector);
struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
struct intel_encoder *encoder = intel_attached_encoder(connector);
struct i2c_adapter *ddc_bus;
struct drm_device *dev = connector->dev;
ret = intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
ret = intel_ddc_get_modes(connector, encoder->ddc_bus);
if (ret || !IS_G4X(dev))
goto end;
@@ -504,7 +502,7 @@ static const struct drm_connector_funcs intel_crt_connector_funcs = {
static const struct drm_connector_helper_funcs intel_crt_connector_helper_funcs = {
.mode_valid = intel_crt_mode_valid,
.get_modes = intel_crt_get_modes,
.best_encoder = intel_attached_encoder,
.best_encoder = intel_best_encoder,
};
static const struct drm_encoder_funcs intel_crt_enc_funcs = {
@@ -536,8 +534,7 @@ void intel_crt_init(struct drm_device *dev)
drm_encoder_init(dev, &intel_encoder->base, &intel_crt_enc_funcs,
DRM_MODE_ENCODER_DAC);
drm_mode_connector_attach_encoder(&intel_connector->base,
&intel_encoder->base);
intel_connector_attach_encoder(intel_connector, intel_encoder);
/* Set up the DDC bus. */
if (HAS_PCH_SPLIT(dev))