video: tegra: fix debug regs file hang

Change-Id: I2bdfe5ec9f69b7b7960e59bec76fb9b02b61f3fb
Signed-off-by: Erik Gilling <konkers@android.com>

diff --git a/drivers/video/tegra/dc/dc.c b/drivers/video/tegra/dc/dc.c
index 2819a93d844212800911821135a8475bd158f109..16789c21c6494e7524cac0080fed0682eafb5f9d 100644 (file)
--- a/drivers/video/tegra/dc/dc.c
+++ b/drivers/video/tegra/dc/dc.c
@@ -119,6 +119,7 @@ static void _dump_regs(struct tegra_dc *dc, void *data,
        char buff[256];
 
        tegra_dc_io_start(dc);
+       clk_enable(dc->clk);
 
        DUMP_REG(DC_CMD_DISPLAY_COMMAND_OPTION0);
        DUMP_REG(DC_CMD_DISPLAY_COMMAND);
@@ -256,6 +257,7 @@ static void _dump_regs(struct tegra_dc *dc, void *data,
                DUMP_REG(DC_WIN_CSC_KVB);
        }
 
+       clk_disable(dc->clk);
        tegra_dc_io_end(dc);
 }