gpu: nvgpu: Fix ioctl.c w/ disabled ctxsw tracing

ioctl.c defines file_operations structure for ctxsw tracing. The
definition is not protected by the build flag
CONFIG_GK20A_CTXSW_TRACE. Add the protection.

Change-Id: If82d6e2436d18d72b8eb43d490111c7d5ee0b41c
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1607577
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/ioctl.c b/drivers/gpu/nvgpu/common/linux/ioctl.c
index 0aa7f6a3..04974786 100644
--- a/drivers/gpu/nvgpu/common/linux/ioctl.c
+++ b/drivers/gpu/nvgpu/common/linux/ioctl.c
@@ -103,6 +103,7 @@ static const struct file_operations gk20a_tsg_ops = {
         .unlocked_ioctl = nvgpu_ioctl_tsg_dev_ioctl,
 };
 
+#ifdef CONFIG_GK20A_CTXSW_TRACE
 static const struct file_operations gk20a_ctxsw_ops = {
         .owner = THIS_MODULE,
         .release = gk20a_ctxsw_dev_release,
@@ -115,6 +116,7 @@ static const struct file_operations gk20a_ctxsw_ops = {
         .read = gk20a_ctxsw_dev_read,
         .mmap = gk20a_ctxsw_dev_mmap,
 };
+#endif
 
 static const struct file_operations gk20a_sched_ops = {
         .owner = THIS_MODULE,
@@ -270,7 +272,7 @@ int gk20a_user_init(struct device *dev, const char *interface_name,
         if (err)
                 goto fail;
 
-#ifdef CONFIG_GK20A_CTXSW_TRACE
+#if defined(CONFIG_GK20A_CTXSW_TRACE)
         err = gk20a_create_device(dev, devno++, interface_name, "-ctxsw",
                                   &l->ctxsw.cdev, &l->ctxsw.node,
                                   &gk20a_ctxsw_ops,