[PATCH 65/89] drm/i915/skl: Always use DPLL0 for eDP

Damien Lespiau
2014-09-04T11:29:00Z

From: Satheeshakrishna M <satheeshakrishna.m@intel.com>

DPLL0 is not part of the shared PLL infrastructure. We'll use on for
eDP and rely on what the BIOS does for now.

Signed-off-by: Satheeshakrishna M <satheeshakrishna.m@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
---
drivers/gpu/drm/i915/intel_dp.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 5755f59..93bd9bf 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1005,7 +1005,10 @@ found:
&pipe_config->dp_m2_n2);
}

- if (IS_HASWELL(dev) || IS_BROADWELL(dev))
+ if (IS_SKYLAKE(dev)) {
+ if (is_edp(intel_dp))
+ pipe_config->ddi_pll_sel = SKL_DPLL0;
+ } else if (IS_HASWELL(dev) || IS_BROADWELL(dev))
hsw_dp_set_ddi_pll_sel(pipe_config, intel_dp->link_bw);
else
intel_dp_set_clock(encoder, pipe_config, intel_dp->link_bw);
--
1.8.3.1