Only used by the lvds encoder. Note that we shouldn't do the same
simple conversion with the FORCE_6BPC flag, since that's much better
handled by moving all the pipe_bpc computation around.
Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
drivers/gpu/drm/i915/intel_display.c | 12 +++++++++++-
drivers/gpu/drm/i915/intel_drv.h | 10 ++++++----
drivers/gpu/drm/i915/intel_lvds.c | 19 +++++++++----------
3 files changed, 26 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 0f61008..ad03b7f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -3930,7 +3930,7 @@ static bool intel_crtc_compute_config(struct drm_crtc *crtc,
/* All interlaced capable intel hw wants timings in frames. Note though
* that intel_lvds_mode_fixup does some funny tricks with the crtc
* timings, so we need to be careful not to clobber these.*/
- if (!(adjusted_mode->private_flags & INTEL_MODE_CRTC_TIMINGS_SET))
+ if (!pipe_config->timings_set)
drm_mode_set_crtcinfo(adjusted_mode, 0);
/* WaPruneModeWithIncorrectHsyncOffset: Cantiga+ cannot handle modes
@@ -7509,6 +7509,16 @@ intel_modeset_pipe_config(struct drm_crtc *crtc,
if (&encoder->new_crtc->base != crtc)
continue;
+
+ if (encoder->compute_config) {
+ if (!(encoder->compute_config(encoder, pipe_config))) {
+ DRM_DEBUG_KMS("Encoder config failure\n");
+ goto fail;
+ }
+
+ continue;
+ }
+
encoder_funcs = encoder->base.helper_private;
if (!(encoder_funcs->mode_fixup(&encoder->base,
&pipe_config->requested_mode,
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index eca75b6..edafbef 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -105,10 +105,6 @@
#define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0)
#define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT)
#define INTEL_MODE_DP_FORCE_6BPC (0x10)
-/* This flag must be set by the encoder's mode_fixup if it changes the crtc
- * timings in the mode to prevent the crtc fixup from overwriting them.
- * Currently only lvds needs that. */
-#define INTEL_MODE_CRTC_TIMINGS_SET (0x20)
/*
* Set when limited 16-235 (as opposed to full 0-255) RGB color range is
* to be used.
@@ -158,6 +154,8 @@ struct intel_encoder {
bool cloneable;
bool connectors_active;
void (*hot_plug)(struct intel_encoder *);
+ bool (*compute_config)(struct intel_encoder *,
+ struct intel_crtc_config *);
void (*pre_pll_enable)(struct intel_encoder *);
void (*pre_enable)(struct intel_encoder *);
void (*enable)(struct intel_encoder *);
@@ -202,6 +200,10 @@ struct intel_connector {
struct intel_crtc_config {
struct drm_display_mode requested_mode;
struct drm_display_mode adjusted_mode;
+ /* This flag must be set by the encoder's compute_config callback if it
+ * changes the crtc timings in the mode to prevent the crtc fixup from
+ * overwriting them. Currently only lvds needs that. */
+ bool timings_set;
};
struct intel_crtc {
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 3d1d974..1616f53 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -261,8 +261,6 @@ centre_horizontally(struct drm_display_mode *mode,
mode->crtc_hsync_start = mode->crtc_hblank_start + sync_pos;
mode->crtc_hsync_end = mode->crtc_hsync_start + sync_width;
-
- mode->private_flags |= INTEL_MODE_CRTC_TIMINGS_SET;
}
static void
@@ -284,8 +282,6 @@ centre_vertically(struct drm_display_mode *mode,
mode->crtc_vsync_start = mode->crtc_vblank_start + sync_pos;
mode->crtc_vsync_end = mode->crtc_vsync_start + sync_width;
-
- mode->private_flags |= INTEL_MODE_CRTC_TIMINGS_SET;
}
static inline u32 panel_fitter_scaling(u32 source, u32 target)
@@ -301,15 +297,17 @@ static inline u32 panel_fitter_scaling(u32 source, u32 target)
return (FACTOR * ratio + FACTOR/2) / FACTOR;
}
-static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
+static bool intel_lvds_compute_config(struct intel_encoder *intel_encoder,
+ struct intel_crtc_config *pipe_config)
{
- struct drm_device *dev = encoder->dev;
+ struct drm_device *dev = intel_encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(encoder);
+ struct intel_lvds_encoder *lvds_encoder =
+ to_lvds_encoder(&intel_encoder->base);
struct intel_connector *intel_connector =
&lvds_encoder->attached_connector->base;
+ struct drm_display_mode *adjusted_mode = &pipe_config->adjusted_mode;
+ struct drm_display_mode *mode = &pipe_config->requested_mode;
struct intel_crtc *intel_crtc = lvds_encoder->base.new_crtc;
u32 pfit_control = 0, pfit_pgm_ratios = 0, border = 0;
int pipe;
@@ -359,6 +357,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
I915_WRITE(BCLRPAT(pipe), 0);
drm_mode_set_crtcinfo(adjusted_mode, 0);
+ pipe_config->timings_set = true;
switch (intel_connector->panel.fitting_mode) {
case DRM_MODE_SCALE_CENTER:
@@ -661,7 +660,6 @@ static int intel_lvds_set_property(struct drm_connector *connector,
}
static const struct drm_encoder_helper_funcs intel_lvds_helper_funcs = {
- .mode_fixup = intel_lvds_mode_fixup,
.mode_set = intel_lvds_mode_set,
};
@@ -1102,6 +1100,7 @@ bool intel_lvds_init(struct drm_device *dev)
intel_encoder->enable = intel_enable_lvds;
intel_encoder->pre_enable = intel_pre_enable_lvds;
intel_encoder->pre_pll_enable = intel_pre_pll_enable_lvds;
+ intel_encoder->compute_config = intel_lvds_compute_config;
intel_encoder->disable = intel_disable_lvds;
intel_encoder->get_hw_state = intel_lvds_get_hw_state;
intel_connector->get_hw_state = intel_connector_get_hw_state;
--
1.7.11.4
