From e2c85d8e3974c9041ad7b080846b28d2243e771b Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexdeucher@gmail.com>
Date: Tue, 3 May 2011 15:15:55 -0400
Subject: [PATCH 1/4] drm/radeon/kms: add some new pci ids

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 include/drm/drm_pciids.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 816e30cbd968..f04b2a3b0f49 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -155,6 +155,7 @@
 	{0x1002, 0x6719, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x671c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x671d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x671f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6720, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6721, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6722, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \
@@ -167,6 +168,7 @@
 	{0x1002, 0x6729, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6738, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6739, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x673e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6740, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6741, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6742, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
@@ -199,6 +201,7 @@
 	{0x1002, 0x688D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6898, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x6899, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x689b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x689c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HEMLOCK|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x689d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HEMLOCK|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x689e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
@@ -209,7 +212,9 @@
 	{0x1002, 0x68b0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68b8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68b9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x68ba, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68be, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \
+	{0x1002, 0x68bf, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68c1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
 	{0x1002, 0x68c7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \

From eaa4f5e1d0b816291a59a47917e569c0384f2b6f Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Sun, 1 May 2011 20:16:30 +1000
Subject: [PATCH 2/4] drm/radeon: fix regression on atom cards with hardcoded
 EDID record.

Since fafcf94e2b5732d1e13b440291c53115d2b172e9 introduced an edid size, it seems to have broken this path.

This manifest as oops on T500 Lenovo laptops with dual graphics primarily.

Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=33812

cc: stable@kernel.org
Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/radeon/radeon_atombios.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index f5d12fb103fa..f116516bfef7 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1599,9 +1599,10 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
 							memcpy((u8 *)edid, (u8 *)&fake_edid_record->ucFakeEDIDString[0],
 							       fake_edid_record->ucFakeEDIDLength);
 
-							if (drm_edid_is_valid(edid))
+							if (drm_edid_is_valid(edid)) {
 								rdev->mode_info.bios_hardcoded_edid = edid;
-							else
+								rdev->mode_info.bios_hardcoded_edid_size = edid_size;
+							} else
 								kfree(edid);
 						}
 					}

From 498548ec69c6897fe4376b2ca90758762fa0b817 Mon Sep 17 00:00:00 2001
From: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
Date: Wed, 27 Apr 2011 16:10:57 +1000
Subject: [PATCH 3/4] drm: Send pending vblank events before disabling vblank.

This is the least-bad behaviour.  It means that we signal the
vblank event before it actually happens, but since we're disabling
vblanks there's no guarantee that it will *ever* happen otherwise.

This prevents GL applications which use WaitMSC from hanging
indefinitely.

Signed-off-by: Christopher James Halse Rogers <christopher.halse.rogers@canonical.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/drm_irq.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 741457bd1c46..a1f12cb043de 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -932,11 +932,34 @@ EXPORT_SYMBOL(drm_vblank_put);
 
 void drm_vblank_off(struct drm_device *dev, int crtc)
 {
+	struct drm_pending_vblank_event *e, *t;
+	struct timeval now;
 	unsigned long irqflags;
+	unsigned int seq;
 
 	spin_lock_irqsave(&dev->vbl_lock, irqflags);
 	vblank_disable_and_save(dev, crtc);
 	DRM_WAKEUP(&dev->vbl_queue[crtc]);
+
+	/* Send any queued vblank events, lest the natives grow disquiet */
+	seq = drm_vblank_count_and_time(dev, crtc, &now);
+	list_for_each_entry_safe(e, t, &dev->vblank_event_list, base.link) {
+		if (e->pipe != crtc)
+			continue;
+		DRM_DEBUG("Sending premature vblank event on disable: \
+			  wanted %d, current %d\n",
+			  e->event.sequence, seq);
+
+		e->event.sequence = seq;
+		e->event.tv_sec = now.tv_sec;
+		e->event.tv_usec = now.tv_usec;
+		drm_vblank_put(dev, e->pipe);
+		list_move_tail(&e->base.link, &e->base.file_priv->event_list);
+		wake_up_interruptible(&e->base.file_priv->event_wait);
+		trace_drm_vblank_event_delivered(e->base.pid, e->pipe,
+						 e->event.sequence);
+	}
+
 	spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
 }
 EXPORT_SYMBOL(drm_vblank_off);

From 8aeb96f80232e9a701b5c4715504f4c9173978bd Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexdeucher@gmail.com>
Date: Tue, 3 May 2011 19:28:02 -0400
Subject: [PATCH 4/4] drm/radeon/kms: fix gart setup on fusion parts (v2)

Out of the entire GART/VM subsystem, the hw designers changed
the location of 3 regs.

v2: airlied: add parameter for userspace to work from.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
 drivers/gpu/drm/radeon/evergreen.c  | 17 +++++++++--------
 drivers/gpu/drm/radeon/evergreend.h |  5 +++++
 drivers/gpu/drm/radeon/radeon_kms.c |  3 +++
 include/drm/radeon_drm.h            |  1 +
 4 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index e9bc135d9189..c20eac3379e6 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -862,9 +862,15 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev)
 		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
 		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
-	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
-	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
-	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+	if (rdev->flags & RADEON_IS_IGP) {
+		WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp);
+		WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp);
+		WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp);
+	} else {
+		WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
+		WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
+		WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+	}
 	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
@@ -2923,11 +2929,6 @@ static int evergreen_startup(struct radeon_device *rdev)
 		rdev->asic->copy = NULL;
 		dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
 	}
-	/* XXX: ontario has problems blitting to gart at the moment */
-	if (rdev->family == CHIP_PALM) {
-		rdev->asic->copy = NULL;
-		radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
-	}
 
 	/* allocate wb buffer */
 	r = radeon_wb_init(rdev);
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index 9aaa3f0c9372..94533849927e 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -221,6 +221,11 @@
 #define	MC_VM_MD_L1_TLB0_CNTL				0x2654
 #define	MC_VM_MD_L1_TLB1_CNTL				0x2658
 #define	MC_VM_MD_L1_TLB2_CNTL				0x265C
+
+#define	FUS_MC_VM_MD_L1_TLB0_CNTL			0x265C
+#define	FUS_MC_VM_MD_L1_TLB1_CNTL			0x2660
+#define	FUS_MC_VM_MD_L1_TLB2_CNTL			0x2664
+
 #define	MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR		0x203C
 #define	MC_VM_SYSTEM_APERTURE_HIGH_ADDR			0x2038
 #define	MC_VM_SYSTEM_APERTURE_LOW_ADDR			0x2034
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index 871df0376b1c..bd58af658581 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -234,6 +234,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 			return -EINVAL;
 		}
 		break;
+	case RADEON_INFO_FUSION_GART_WORKING:
+		value = 1;
+		break;
 	default:
 		DRM_DEBUG_KMS("Invalid request %d\n", info->request);
 		return -EINVAL;
diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index 7aa5dddb2098..787f7b6fd622 100644
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -910,6 +910,7 @@ struct drm_radeon_cs {
 #define RADEON_INFO_CLOCK_CRYSTAL_FREQ	0x09 /* clock crystal frequency */
 #define RADEON_INFO_NUM_BACKENDS	0x0a /* DB/backends for r600+ - need for OQ */
 #define RADEON_INFO_NUM_TILE_PIPES	0x0b /* tile pipes for r600+ */
+#define RADEON_INFO_FUSION_GART_WORKING	0x0c /* fusion writes to GTT were broken before this */
 
 struct drm_radeon_info {
 	uint32_t		request;