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drm/i915: Skip DDI PLL selection for DSI 

Skip DDI PLL selection if display type is DSI/MIPI.

Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasimani@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1454671768-27062-1-git-send-email-mika.kahola@intel.com
This commit is contained in:
Mika Kahola 2016-02-05 13:29:28 +02:00 committed by Jani Nikula
parent 5a01d5b613
commit af3997b569
1 changed files with 7 additions and 2 deletions
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9
drivers/gpu/drm/i915/intel_display.c
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@ -9848,8 +9848,13 @@ static void broadwell_modeset_commit_cdclk(struct drm_atomic_state *old_state)
static int haswell_crtc_compute_clock(struct intel_crtc *crtc,
struct intel_crtc_state *crtc_state)
{
if (!intel_ddi_pll_select(crtc, crtc_state))
return -EINVAL;
struct intel_encoder *intel_encoder =
intel_ddi_get_crtc_new_encoder(crtc_state);
if (intel_encoder->type != INTEL_OUTPUT_DSI) {
if (!intel_ddi_pll_select(crtc, crtc_state))
return -EINVAL;
}
crtc->lowfreq_avail = false;