drm/tegra: debugfs cleanup cannot fail
The debugfs cleanup code never fails, so no error is returned. Therefore
the functions can all return void instead.
Signed-off-by: Thierry Reding <treding@nvidia.com>
diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c
index 0b476e1..a999478 100644
--- a/drivers/gpu/drm/tegra/dsi.c
+++ b/drivers/gpu/drm/tegra/dsi.c
@@ -228,7 +228,7 @@
return err;
}
-static int tegra_dsi_debugfs_exit(struct tegra_dsi *dsi)
+static void tegra_dsi_debugfs_exit(struct tegra_dsi *dsi)
{
drm_debugfs_remove_files(dsi->debugfs_files, ARRAY_SIZE(debugfs_files),
dsi->minor);
@@ -239,8 +239,6 @@
debugfs_remove(dsi->debugfs);
dsi->debugfs = NULL;
-
- return 0;
}
#define PKT_ID0(id) ((((id) & 0x3f) << 3) | (1 << 9))
@@ -1025,15 +1023,11 @@
static int tegra_dsi_exit(struct host1x_client *client)
{
struct tegra_dsi *dsi = host1x_client_to_dsi(client);
- int err;
tegra_output_exit(&dsi->output);
- if (IS_ENABLED(CONFIG_DEBUG_FS)) {
- err = tegra_dsi_debugfs_exit(dsi);
- if (err < 0)
- dev_err(dsi->dev, "debugfs cleanup failed: %d\n", err);
- }
+ if (IS_ENABLED(CONFIG_DEBUG_FS))
+ tegra_dsi_debugfs_exit(dsi);
reset_control_assert(dsi->rst);