[PATCH 08/10] drm/i915: Set PCH_NOP

From: Ben Widawsky <ben@bwidawsk.net>
To: intel-gfx@lists.freedesktop.org
Cc: Ben Widawsky <ben@bwidawsk.net>
Subject: [PATCH 08/10] drm/i915: Set PCH_NOP
Date: Fri, 15 Mar 2013 11:17:53 -0700	[thread overview]
Message-ID: <1363371475-855-8-git-send-email-ben@bwidawsk.net> (raw)
In-Reply-To: <1363371475-855-1-git-send-email-ben@bwidawsk.net>

Set up PCH_NOP when we match a certain platform.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
---
 drivers/gpu/drm/i915/i915_drv.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 8ff83e9..a63abd7 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -398,11 +398,22 @@ static const struct pci_device_id pciidlist[] = {		/* aka */
 MODULE_DEVICE_TABLE(pci, pciidlist);
 #endif
 
+static bool intel_pch_displayless(struct drm_device *dev)
+{
+	return false;
+}
+
 void intel_detect_pch(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct pci_dev *pch;
 
+	if (intel_pch_displayless(dev)) {
+		dev_priv->pch_type = PCH_NOP;
+		dev_priv->num_pch_pll = 0;
+		return;
+	}
+
 	/*
 	 * The reason to probe ISA bridge instead of Dev31:Fun0 is to
 	 * make graphics device passthrough work easy for VMM, that only
-- 
1.8.1.5
