diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/vga/vga_switcheroo.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index 0a8678fe4d64..c3c213b74478 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -191,9 +191,8 @@ static int vga_switcheroo_debugfs_open(struct inode *inode, struct file *file) static int vga_switchon(struct vga_switcheroo_client *client) { - int ret; - - ret = vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_ON); + if (vgasr_priv.handler->power_state) + vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_ON); /* call the driver callback to turn on device */ client->set_gpu_state(client->pdev, VGA_SWITCHEROO_ON); client->pwr_state = VGA_SWITCHEROO_ON; @@ -204,7 +203,8 @@ static int vga_switchoff(struct vga_switcheroo_client *client) { /* call the driver callback to turn off device */ client->set_gpu_state(client->pdev, VGA_SWITCHEROO_OFF); - vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_OFF); + if (vgasr_priv.handler->power_state) + vgasr_priv.handler->power_state(client->id, VGA_SWITCHEROO_OFF); client->pwr_state = VGA_SWITCHEROO_OFF; return 0; } |