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[4.2.y-ckt,stable] Patch "drm/nouveau/nv46: Change mc subdev oclass from nv44 to nv4c" has been added to the 4.2.y-ckt tree

Message ID 1453832409-26489-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa Jan. 26, 2016, 6:20 p.m. UTC 
This is a note to let you know that I have just added a patch titled

    drm/nouveau/nv46: Change mc subdev oclass from nv44 to nv4c

to the linux-4.2.y-queue branch of the 4.2.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-4.2.y-queue

This patch is scheduled to be released in version 4.2.8-ckt3.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 4.2.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

---8<------------------------------------------------------------

From 2ef527a8c2deacafc1b5c69a9511489abca98351 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Thu, 23 Jul 2015 17:20:12 +0200
Subject: drm/nouveau/nv46: Change mc subdev oclass from nv44 to nv4c

commit 0a363e85cdafbceeee6a49b91c604d0d4d070dc7 upstream.

MSI interrupts appear to not work for nv46 based cards. Change the mc
subdev oclass for these cards from nv44 to nv4c, the nv4c mc code is
identical to the nv44 mc code except that it does not use msi
(it does not define a msi_rearm callback).

BugLink: https://bugs.freedesktop.org/show_bug.cgi?id=90435
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
1.9.1
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Patch

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
index c630136..b4ad791 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/nv40.c
@@ -265,7 +265,7 @@  nv40_identify(struct nvkm_device *device)
 		device->oclass[NVDEV_SUBDEV_CLK    ] = &nv40_clk_oclass;
 		device->oclass[NVDEV_SUBDEV_THERM  ] = &nv40_therm_oclass;
 		device->oclass[NVDEV_SUBDEV_DEVINIT] =  nv1a_devinit_oclass;
-		device->oclass[NVDEV_SUBDEV_MC     ] =  nv44_mc_oclass;
+		device->oclass[NVDEV_SUBDEV_MC     ] =  nv4c_mc_oclass;
 		device->oclass[NVDEV_SUBDEV_BUS    ] =  nv31_bus_oclass;
 		device->oclass[NVDEV_SUBDEV_TIMER  ] = &nv04_timer_oclass;
 		device->oclass[NVDEV_SUBDEV_FB     ] =  nv46_fb_oclass;