Lets implement or change basic functions required for ultrajoiner
support from atomic commit/modesetting point of view.
Signed-off-by: Stanislav Lisovskiy <stanislav.lisovs...@intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 66 +++++++++++++++++---
1 file changed, 56 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index c74721188e59..c390b79a43d6 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -242,33 +242,65 @@ is_trans_port_sync_mode(const struct intel_crtc_state
*crtc_state)
is_trans_port_sync_slave(crtc_state);
}
-static enum pipe joiner_master_pipe(const struct intel_crtc_state *crtc_state)
+static u8 joiner_master_pipes(const struct intel_crtc_state *crtc_state)
{
- return ffs(crtc_state->joiner_pipes) - 1;
+ return BIT(PIPE_A) | BIT(PIPE_C);
+}
+
+static u8 joiner_primary_master_pipes(const struct intel_crtc_state
*crtc_state)
+{
+ return BIT(PIPE_A);
}
u8 intel_crtc_joiner_slave_pipes(const struct intel_crtc_state *crtc_state)
{
- if (crtc_state->joiner_pipes)
- return crtc_state->joiner_pipes &
~BIT(joiner_master_pipe(crtc_state));
+ if (intel_is_ultrajoiner(crtc_state))
+ return crtc_state->joiner_pipes &
~joiner_primary_master_pipes(crtc_state);
+ else if (intel_is_bigjoiner(crtc_state))
+ return crtc_state->joiner_pipes &
~joiner_master_pipes(crtc_state);
else
return 0;
}
-bool intel_crtc_is_joiner_slave(const struct intel_crtc_state *crtc_state)
+bool intel_crtc_is_bigjoiner_slave(const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
return crtc_state->joiner_pipes &&
- crtc->pipe != joiner_master_pipe(crtc_state);
+ !(BIT(crtc->pipe) & joiner_master_pipes(crtc_state));
+}
+
+bool intel_crtc_is_bigjoiner_master(const struct intel_crtc_state *crtc_state)
+{
+ return !intel_crtc_is_bigjoiner_slave(crtc_state);
+}
+
+bool intel_crtc_is_joiner_slave(const struct intel_crtc_state *crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+
+ if (intel_is_ultrajoiner(crtc_state))
+ return crtc_state->joiner_pipes &&
+ !(BIT(crtc->pipe) &
joiner_primary_master_pipes(crtc_state));
+ return intel_crtc_is_bigjoiner_slave(crtc_state);
}
bool intel_crtc_is_joiner_master(const struct intel_crtc_state *crtc_state)
{
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+ if (intel_is_ultrajoiner(crtc_state))
+ return crtc_state->joiner_pipes &&
+ (BIT(crtc->pipe) &
joiner_primary_master_pipes(crtc_state));
+ return intel_crtc_is_bigjoiner_master(crtc_state);
+}
+
+bool intel_crtc_is_joiner_primary_master(const struct intel_crtc_state
*crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+
return crtc_state->joiner_pipes &&
- crtc->pipe == joiner_master_pipe(crtc_state);
+ (BIT(crtc->pipe) & joiner_primary_master_pipes(crtc_state));
}
static int intel_joiner_num_pipes(const struct intel_crtc_state *crtc_state)
@@ -283,12 +315,26 @@ u8 intel_crtc_joined_pipe_mask(const struct
intel_crtc_state *crtc_state)
return BIT(crtc->pipe) | crtc_state->joiner_pipes;
}
+enum pipe intel_crtc_master_pipe(const struct intel_crtc_state *crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
+
+ if (intel_is_ultrajoiner(crtc_state)) {
+ return ffs(joiner_primary_master_pipes(crtc_state)) - 1;
+ } else if (intel_is_bigjoiner(crtc_state)) {
+ return intel_crtc_is_joiner_slave(crtc_state) ?
+ crtc->pipe - 1 : crtc->pipe;
+ } else {
+ return crtc->pipe;
+ }
+}
+
struct intel_crtc *intel_master_crtc(const struct intel_crtc_state *crtc_state)
{
struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev);
if (intel_crtc_is_joiner_slave(crtc_state))
- return intel_crtc_for_pipe(i915,
joiner_master_pipe(crtc_state));
+ return intel_crtc_for_pipe(i915,
intel_crtc_master_pipe(crtc_state));
else
return to_intel_crtc(crtc_state->uapi.crtc);
}
@@ -2857,7 +2903,7 @@ static void intel_joiner_adjust_pipe_src(struct
intel_crtc_state *crtc_state)
if (num_pipes < 2)
return;
- master_pipe = joiner_master_pipe(crtc_state);
+ master_pipe = intel_crtc_master_pipe(crtc_state);
width = drm_rect_width(&crtc_state->pipe_src);
drm_rect_translate_to(&crtc_state->pipe_src,
@@ -5898,7 +5944,7 @@ static int intel_atomic_check_joiner(struct
intel_atomic_state *state,
/* sanity check */
if (drm_WARN_ON(&i915->drm,
- master_crtc->pipe !=
joiner_master_pipe(master_crtc_state)))
+ master_crtc->pipe !=
intel_crtc_master_pipe(master_crtc_state)))
return -EINVAL;
if (master_crtc_state->joiner_pipes & ~joiner_pipes(i915)) {
--
2.37.3
