[PATCH] drm/i915: Use DSI Pll1 for enabling MIPI DSI on Port C

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DSI Pll1 is used for enabling DSI on Port C.

Signed-off-by: Gaurav K Singh <gaurav.k.singh@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_dsi_pll.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dsi_pll.c b/drivers/gpu/drm/i915/intel_dsi_pll.c
index 8957f10..9b7f6a5 100644
--- a/drivers/gpu/drm/i915/intel_dsi_pll.c
+++ b/drivers/gpu/drm/i915/intel_dsi_pll.c
@@ -241,9 +241,12 @@ static void vlv_configure_dsi_pll(struct intel_encoder *encoder)
 		return;
 	}
 
-	dsi_mnp.dsi_pll_ctrl |= DSI_PLL_CLK_GATE_DSI0_DSIPLL;
+	if ((intel_dsi->ports == ((1 << PORT_A) | (1 << PORT_C))) ||
+	    (intel_dsi->ports == (1 << PORT_A)))
+		dsi_mnp.dsi_pll_ctrl |= DSI_PLL_CLK_GATE_DSI0_DSIPLL;
 
-	if (intel_dsi->dual_link)
+	if ((intel_dsi->ports == ((1 << PORT_A) | (1 << PORT_C))) ||
+	    (intel_dsi->ports == (1 << PORT_C)))
 		dsi_mnp.dsi_pll_ctrl |= DSI_PLL_CLK_GATE_DSI1_DSIPLL;
 
 	DRM_DEBUG_KMS("dsi pll div %08x, ctrl %08x\n",
-- 
1.7.9.5

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