drm/nouveau: implement a simple sysfs interface to new pm code

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.h b/drivers/gpu/drm/nouveau/nouveau_drm.h
index e6d6a6b0053f..71ed2dadae61 100644
--- a/drivers/gpu/drm/nouveau/nouveau_drm.h
+++ b/drivers/gpu/drm/nouveau/nouveau_drm.h
@@ -51,10 +51,11 @@ struct nouveau_drm_tile {
 };
 
 enum nouveau_drm_handle {
-        NVDRM_CLIENT = 0xffffffff,
-        NVDRM_DEVICE = 0xdddddddd,
-        NVDRM_PUSH   = 0xbbbb0000, /* |= client chid */
-        NVDRM_CHAN   = 0xcccc0000, /* |= client chid */
+        NVDRM_CLIENT  = 0xffffffff,
+        NVDRM_DEVICE  = 0xdddddddd,
+        NVDRM_CONTROL = 0xdddddddc,
+        NVDRM_PUSH    = 0xbbbb0000, /* |= client chid */
+        NVDRM_CHAN    = 0xcccc0000, /* |= client chid */
 };
 
 struct nouveau_cli {
@@ -130,6 +131,7 @@ struct nouveau_drm {
 
         /* power management */
         struct nouveau_hwmon *hwmon;
+        struct nouveau_sysfs *sysfs;
 
         /* display power reference */
         bool have_disp_power_ref;