drm/i915/skl: Query DPLL attached to port on SKL
Modify the implementation to query DPLL attached to a SKL port.
v2: Rebase on top of the run-time PM on DPMS series (Damien)
v3: Modified as per review comments from Paulo
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Satheeshakrishna M <satheeshakrishna.m@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 8432ae2..d67c59b 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -343,7 +343,10 @@
/* Selected dpll when shared or DPLL_ID_PRIVATE. */
enum intel_dpll_id shared_dpll;
- /* PORT_CLK_SEL for DDI ports. */
+ /*
+ * - PORT_CLK_SEL for DDI ports on HSW/BDW.
+ * - enum skl_dpll on SKL
+ */
uint32_t ddi_pll_sel;
/* Actual register state of the dpll, for shared dpll cross-checking. */