linux-kernel - [PATCH] drm/nouveau/disp/gf119: add missing drive vfunc ptr

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Message-Id: <20180106155951.8416-1-robdclark@gmail.com>
Date:   Sat,  6 Jan 2018 10:59:41 -0500
From:   Rob Clark <robdclark@...il.com>
To:     dri-devel@...ts.freedesktop.org
Cc:     Rob Clark <robdclark@...il.com>, Ben Skeggs <bskeggs@...hat.com>,
        David Airlie <airlied@...ux.ie>, nouveau@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] drm/nouveau/disp/gf119: add missing drive vfunc ptr

Fixes broken dp on GF119:

  Call Trace:
   ? nvkm_dp_train_drive+0x183/0x2c0 [nouveau]
   nvkm_dp_acquire+0x4f3/0xcd0 [nouveau]
   nv50_disp_super_2_2+0x5d/0x470 [nouveau]
   ? nvkm_devinit_pll_set+0xf/0x20 [nouveau]
   gf119_disp_super+0x19c/0x2f0 [nouveau]
   process_one_work+0x193/0x3c0
   worker_thread+0x35/0x3b0
   kthread+0x125/0x140
   ? process_one_work+0x3c0/0x3c0
   ? kthread_park+0x60/0x60
   ret_from_fork+0x25/0x30
  Code:  Bad RIP value.
  RIP:           (null) RSP: ffffb1e243e4bc38
  CR2: 0000000000000000

Fixes: af85389c614a drm/nouveau/disp: shuffle functions around
Signed-off-by: Rob Clark <robdclark@...il.com>
---
 drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
index a2978a37b4f3..700fc754f28a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
@@ -174,6 +174,7 @@ gf119_sor = {
 		.links = gf119_sor_dp_links,
 		.power = g94_sor_dp_power,
 		.pattern = gf119_sor_dp_pattern,
+		.drive = gf119_sor_dp_drive,
 		.vcpi = gf119_sor_dp_vcpi,
 		.audio = gf119_sor_dp_audio,
 		.audio_sym = gf119_sor_dp_audio_sym,
-- 
2.14.3