summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/intel_dpll_mgr.c
diff options
context:
space:
mode:
authorAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>2016-12-29 17:22:13 +0200
committerAnder Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>2017-01-02 11:31:53 +0200
commit8e45ac1f0f86cea43cc501963cd9e65df4939b5b (patch)
treed55f55e1eb216b71820503ee3ff41c51b3bfccdc /drivers/gpu/drm/i915/intel_dpll_mgr.c
parentfe88d122e6aeb86b3bffc76a997ce439cb6f031a (diff)
drm/i915: Move intel_atomic_get_shared_dpll_state() to intel_dpll_mgr.c
The function intel_atomic_get_shared_dpll_state() is only called from intel_dpll_mgr.c and it concerns the same data structures as the other functions in that file, so move it there and make it static. Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1483024933-3726-8-git-send-email-ander.conselvan.de.oliveira@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dpll_mgr.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dpll_mgr.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
index 57d4271cba2c..c92a2558beb4 100644
--- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
@@ -80,6 +80,37 @@ skl_find_link_pll(struct drm_i915_private *dev_priv, int clock)
return pll;
}
+static void
+intel_atomic_duplicate_dpll_state(struct drm_i915_private *dev_priv,
+ struct intel_shared_dpll_state *shared_dpll)
+{
+ enum intel_dpll_id i;
+
+ /* Copy shared dpll state */
+ for (i = 0; i < dev_priv->num_shared_dpll; i++) {
+ struct intel_shared_dpll *pll = &dev_priv->shared_dplls[i];
+
+ shared_dpll[i] = pll->state;
+ }
+}
+
+static struct intel_shared_dpll_state *
+intel_atomic_get_shared_dpll_state(struct drm_atomic_state *s)
+{
+ struct intel_atomic_state *state = to_intel_atomic_state(s);
+
+ WARN_ON(!drm_modeset_is_locked(&s->dev->mode_config.connection_mutex));
+
+ if (!state->dpll_set) {
+ state->dpll_set = true;
+
+ intel_atomic_duplicate_dpll_state(to_i915(s->dev),
+ state->shared_dpll);
+ }
+
+ return state->shared_dpll;
+}
+
/**
* intel_get_shared_dpll_by_id - get a DPLL given its id
* @dev_priv: i915 device instance