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path: root/drivers/gpu/drm/i915/intel_dvo.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_dvo.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dvo.c64
1 files changed, 33 insertions, 31 deletions
diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
index dc532bb61d22..8492053e0ff0 100644
--- a/drivers/gpu/drm/i915/intel_dvo.c
+++ b/drivers/gpu/drm/i915/intel_dvo.c
@@ -97,7 +97,8 @@ struct intel_dvo {
struct intel_dvo_device dev;
- struct drm_display_mode *panel_fixed_mode;
+ struct intel_connector *attached_connector;
+
bool panel_wants_dither;
};
@@ -201,19 +202,28 @@ intel_dvo_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct intel_dvo *intel_dvo = intel_attached_dvo(connector);
+ const struct drm_display_mode *fixed_mode =
+ to_intel_connector(connector)->panel.fixed_mode;
+ int max_dotclk = to_i915(connector->dev)->max_dotclk_freq;
+ int target_clock = mode->clock;
if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
return MODE_NO_DBLESCAN;
/* XXX: Validate clock range */
- if (intel_dvo->panel_fixed_mode) {
- if (mode->hdisplay > intel_dvo->panel_fixed_mode->hdisplay)
+ if (fixed_mode) {
+ if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
- if (mode->vdisplay > intel_dvo->panel_fixed_mode->vdisplay)
+ if (mode->vdisplay > fixed_mode->vdisplay)
return MODE_PANEL;
+
+ target_clock = fixed_mode->clock;
}
+ if (target_clock > max_dotclk)
+ return MODE_CLOCK_HIGH;
+
return intel_dvo->dev.dev_ops->mode_valid(&intel_dvo->dev, mode);
}
@@ -221,6 +231,8 @@ static bool intel_dvo_compute_config(struct intel_encoder *encoder,
struct intel_crtc_state *pipe_config)
{
struct intel_dvo *intel_dvo = enc_to_dvo(encoder);
+ const struct drm_display_mode *fixed_mode =
+ intel_dvo->attached_connector->panel.fixed_mode;
struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode;
/* If we have timings from the BIOS for the panel, put them in
@@ -228,21 +240,8 @@ static bool intel_dvo_compute_config(struct intel_encoder *encoder,
* with the panel scaling set up to source from the H/VDisplay
* of the original mode.
*/
- if (intel_dvo->panel_fixed_mode != NULL) {
-#define C(x) adjusted_mode->x = intel_dvo->panel_fixed_mode->x
- C(hdisplay);
- C(hsync_start);
- C(hsync_end);
- C(htotal);
- C(vdisplay);
- C(vsync_start);
- C(vsync_end);
- C(vtotal);
- C(clock);
-#undef C
-
- drm_mode_set_crtcinfo(adjusted_mode, 0);
- }
+ if (fixed_mode)
+ intel_fixed_panel_mode(fixed_mode, adjusted_mode);
return true;
}
@@ -252,7 +251,7 @@ static void intel_dvo_pre_enable(struct intel_encoder *encoder)
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
- struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode;
+ const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode;
struct intel_dvo *intel_dvo = enc_to_dvo(encoder);
int pipe = crtc->pipe;
u32 dvo_val;
@@ -286,11 +285,11 @@ static void intel_dvo_pre_enable(struct intel_encoder *encoder)
dvo_val |= DVO_VSYNC_ACTIVE_HIGH;
/*I915_WRITE(DVOB_SRCDIM,
- (adjusted_mode->hdisplay << DVO_SRCDIM_HORIZONTAL_SHIFT) |
- (adjusted_mode->VDisplay << DVO_SRCDIM_VERTICAL_SHIFT));*/
+ (adjusted_mode->crtc_hdisplay << DVO_SRCDIM_HORIZONTAL_SHIFT) |
+ (adjusted_mode->crtc_vdisplay << DVO_SRCDIM_VERTICAL_SHIFT));*/
I915_WRITE(dvo_srcdim_reg,
- (adjusted_mode->hdisplay << DVO_SRCDIM_HORIZONTAL_SHIFT) |
- (adjusted_mode->vdisplay << DVO_SRCDIM_VERTICAL_SHIFT));
+ (adjusted_mode->crtc_hdisplay << DVO_SRCDIM_HORIZONTAL_SHIFT) |
+ (adjusted_mode->crtc_vdisplay << DVO_SRCDIM_VERTICAL_SHIFT));
/*I915_WRITE(DVOB, dvo_val);*/
I915_WRITE(dvo_reg, dvo_val);
}
@@ -311,8 +310,9 @@ intel_dvo_detect(struct drm_connector *connector, bool force)
static int intel_dvo_get_modes(struct drm_connector *connector)
{
- struct intel_dvo *intel_dvo = intel_attached_dvo(connector);
struct drm_i915_private *dev_priv = connector->dev->dev_private;
+ const struct drm_display_mode *fixed_mode =
+ to_intel_connector(connector)->panel.fixed_mode;
/* We should probably have an i2c driver get_modes function for those
* devices which will have a fixed set of modes determined by the chip
@@ -324,9 +324,9 @@ static int intel_dvo_get_modes(struct drm_connector *connector)
if (!list_empty(&connector->probed_modes))
return 1;
- if (intel_dvo->panel_fixed_mode != NULL) {
+ if (fixed_mode) {
struct drm_display_mode *mode;
- mode = drm_mode_duplicate(connector->dev, intel_dvo->panel_fixed_mode);
+ mode = drm_mode_duplicate(connector->dev, fixed_mode);
if (mode) {
drm_mode_probed_add(connector, mode);
return 1;
@@ -339,6 +339,7 @@ static int intel_dvo_get_modes(struct drm_connector *connector)
static void intel_dvo_destroy(struct drm_connector *connector)
{
drm_connector_cleanup(connector);
+ intel_panel_fini(&to_intel_connector(connector)->panel);
kfree(connector);
}
@@ -365,8 +366,6 @@ static void intel_dvo_enc_destroy(struct drm_encoder *encoder)
if (intel_dvo->dev.dev_ops->destroy)
intel_dvo->dev.dev_ops->destroy(&intel_dvo->dev);
- kfree(intel_dvo->panel_fixed_mode);
-
intel_encoder_destroy(encoder);
}
@@ -431,6 +430,8 @@ void intel_dvo_init(struct drm_device *dev)
return;
}
+ intel_dvo->attached_connector = intel_connector;
+
intel_encoder = &intel_dvo->base;
drm_encoder_init(dev, &intel_encoder->base,
&intel_dvo_enc_funcs, encoder_type);
@@ -535,8 +536,9 @@ void intel_dvo_init(struct drm_device *dev)
* headers, likely), so for now, just get the current
* mode being output through DVO.
*/
- intel_dvo->panel_fixed_mode =
- intel_dvo_get_current_mode(connector);
+ intel_panel_init(&intel_connector->panel,
+ intel_dvo_get_current_mode(connector),
+ NULL);
intel_dvo->panel_wants_dither = true;
}