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xserver-xorg-video-intel: Changes to 'debian-unstable'



 debian/changelog                         |   11 +++++++
 debian/patches/fail-probe-if-no-kms.diff |   40 --------------------------
 debian/patches/series                    |    1 
 src/intel_driver.c                       |   35 -----------------------
 src/intel_module.c                       |   46 ++++++++++++++++++++++++++++---
 5 files changed, 53 insertions(+), 80 deletions(-)

New commits:
commit a50928e5d6a8e239ae5649c527d7a2df07a557c5
Author: Julien Cristau <jcristau@debian.org>
Date:   Sat Dec 18 20:22:33 2010 +0100

    changelog entry

diff --git a/debian/changelog b/debian/changelog
index 47a7170..265e396 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,14 @@
+xserver-xorg-video-intel (2:2.13.0-5) UNRELEASED; urgency=low
+
+  * Drop the intel_pci_probe patch from -4 (closes: #606288).  This relied on
+    i915.ko getting loaded automatically, which doesn't happen if:
+    - the kernel is built without CONFIG_DRM_I915_KMS and lacks modaliases, or
+    - the user kept obsolete /etc/modprobe.d blacklists around.
+  * Use the patch from upstream instead, which tries to load the kernel driver
+    before testing for kms.
+
+ -- Julien Cristau <jcristau@debian.org>  Sat, 18 Dec 2010 20:17:18 +0100
+
 xserver-xorg-video-intel (2:2.13.0-4) unstable; urgency=low
 
   [ Julien Cristau ]

commit 20af913400bd0d847f36da4b5253b737335db1d8
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Sat Oct 2 13:32:58 2010 +0100

    Do not claim the PCI device if !KMS
    
    By returning FALSE whilst probing if we can't find a KMS driver, we
    allow X to fallback to trying the VESA driver -- rather than failing.
    
    The initial idea for this was by Julien Cristau.
    
    Reported-by: Julien Cristau <jcristau@debian.org>
    Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
    (cherry picked from commit 455f2939a661764ebb8d1747d44e16a0a8937808)

diff --git a/src/intel_driver.c b/src/intel_driver.c
index d086d94..26bdc6a 100644
--- a/src/intel_driver.c
+++ b/src/intel_driver.c
@@ -262,33 +262,6 @@ static void PreInitCleanup(ScrnInfoPtr scrn)
 	scrn->driverPrivate = NULL;
 }
 
-/*
- * DRM mode setting Linux only at this point... later on we could
- * add a wrapper here.
- */
-static Bool intel_kernel_mode_enabled(ScrnInfoPtr scrn)
-{
-	struct pci_device *dev;
-	char id[20];
-	int ret;
-
-	dev = xf86GetPciInfoForEntity(xf86GetEntityInfo(scrn->entityList[0])->index);
-	snprintf(id, sizeof(id),
-		 "pci:%04x:%02x:%02x.%d",
-		 dev->domain, dev->bus, dev->dev, dev->func);
-
-	ret = drmCheckModesettingSupported(id);
-	if (ret) {
-		if (xf86LoadKernelModule("i915"))
-			ret = drmCheckModesettingSupported(id);
-	}
-	/* Be nice to the user and load fbcon too */
-	if (!ret)
-		(void)xf86LoadKernelModule("fbcon");
-
-	return ret == 0;
-}
-
 static void intel_check_chipset_option(ScrnInfoPtr scrn)
 {
 	intel_screen_private *intel = intel_get_screen_private(scrn);
@@ -513,18 +486,10 @@ static Bool I830PreInit(ScrnInfoPtr scrn, int flags)
 	EntityInfoPtr pEnt;
 	int flags24;
 	Gamma zeros = { 0.0, 0.0, 0.0 };
-	int drm_mode_setting;
 
 	if (scrn->numEntities != 1)
 		return FALSE;
 
-	drm_mode_setting = intel_kernel_mode_enabled(scrn);
-	if (!drm_mode_setting) {
-		xf86DrvMsg(scrn->scrnIndex, X_ERROR,
-			   "No kernel modesetting driver detected.\n");
-		return FALSE;
-	}
-
 	pEnt = xf86GetEntityInfo(scrn->entityList[0]);
 
 	if (flags & PROBE_DETECT)
diff --git a/src/intel_module.c b/src/intel_module.c
index 53e1cb6..8fd55ed 100644
--- a/src/intel_module.c
+++ b/src/intel_module.c
@@ -37,6 +37,8 @@
 #include "intel_driver.h"
 #include "legacy/legacy.h"
 
+#include <xf86drmMode.h>
+
 static const SymTabRec _intel_chipsets[] = {
     {PCI_CHIP_I810,		"i810"},
     {PCI_CHIP_I810_DC100,	"i810-dc100"},
@@ -361,6 +363,27 @@ static Bool intel_driver_func(ScrnInfoPtr pScrn,
     }
 }
 
+static Bool has_kernel_mode_setting(struct pci_device *dev)
+{
+	char id[20];
+	int ret;
+
+	snprintf(id, sizeof(id),
+		 "pci:%04x:%02x:%02x.%d",
+		 dev->domain, dev->bus, dev->dev, dev->func);
+
+	ret = drmCheckModesettingSupported(id);
+	if (ret) {
+		if (xf86LoadKernelModule("i915"))
+			ret = drmCheckModesettingSupported(id);
+	}
+	/* Be nice to the user and load fbcon too */
+	if (!ret)
+		(void)xf86LoadKernelModule("fbcon");
+
+	return ret == 0;
+}
+
 /*
  * intel_pci_probe --
  *
@@ -373,11 +396,26 @@ static Bool intel_pci_probe (DriverPtr		driver,
 			     struct pci_device	*device,
 			     intptr_t		match_data)
 {
-    ScrnInfoPtr scrn = NULL;
+    ScrnInfoPtr scrn;
+
+    if (!has_kernel_mode_setting(device)) {
+#if KMS_ONLY
+	    return FALSE;
+#else
+	    switch (DEVICE_ID(device)) {
+	    case PCI_CHIP_I810:
+	    case PCI_CHIP_I810_DC100:
+	    case PCI_CHIP_I810_E:
+	    case PCI_CHIP_I815:
+		    break;
+	    default:
+		    return FALSE;
+	    }
+#endif
+    }
 
-    scrn = xf86ConfigPciEntity(scrn, 0, entity_num, intel_pci_chipsets,
-			       NULL,
-			       NULL, NULL, NULL, NULL);
+    scrn = xf86ConfigPciEntity(NULL, 0, entity_num, intel_pci_chipsets,
+			       NULL, NULL, NULL, NULL, NULL);
     if (scrn != NULL) {
 	scrn->driverVersion = INTEL_VERSION;
 	scrn->driverName = INTEL_DRIVER_NAME;

commit e4f65e77438e40b85f6c5d4a2f0657ed10a1a322
Author: Julien Cristau <jcristau@debian.org>
Date:   Sat Dec 18 20:16:46 2010 +0100

    Drop the 'fail probe if no kms' patch

diff --git a/debian/patches/fail-probe-if-no-kms.diff b/debian/patches/fail-probe-if-no-kms.diff
deleted file mode 100644
index c88f9cb..0000000
--- a/debian/patches/fail-probe-if-no-kms.diff
+++ /dev/null
@@ -1,40 +0,0 @@
-From a2b44cc8d4a9182becaaa00eda1ad3adcea92ee3 Mon Sep 17 00:00:00 2001
-From: Julien Cristau <jcristau@debian.org>
-Date: Thu, 23 Sep 2010 17:17:05 +0200
-Subject: [PATCH] intel_pci_probe: bail if there's no KMS
-
-This allows fallback to vesa when there's no kernel driver bound to the
-intel pci device.
----
- src/intel_module.c |   11 +++++++++++
- 1 files changed, 11 insertions(+), 0 deletions(-)
-
-diff --git a/src/intel_module.c b/src/intel_module.c
-index 53e1cb6..7356ab8 100644
---- a/src/intel_module.c
-+++ b/src/intel_module.c
-@@ -374,6 +374,21 @@ static Bool intel_pci_probe (DriverPtr		driver,
- 			     intptr_t		match_data)
- {
-     ScrnInfoPtr scrn = NULL;
-+    if (!pci_device_has_kernel_driver(device))
-+#if KMS_ONLY
-+        return FALSE;
-+#else
-+        switch (DEVICE_ID(device)) {
-+        case PCI_CHIP_I810:
-+        case PCI_CHIP_I810_DC100:
-+        case PCI_CHIP_I810_E:
-+        case PCI_CHIP_I815:
-+            break;
-+
-+        default:
-+            return FALSE;
-+	}
-+#endif
- 
-     scrn = xf86ConfigPciEntity(scrn, 0, entity_num, intel_pci_chipsets,
- 			       NULL,
--- 
-1.7.1
-
diff --git a/debian/patches/series b/debian/patches/series
index ed16c3f..7732e96 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,4 +1,3 @@
 i8xx-shadow.diff
 libdrm-from-sid-is-ok.diff
 revert-display-outputs-are-enabled-automatically.diff
-fail-probe-if-no-kms.diff


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