From: Erik Gilling <konkers@android.com>
Date: Sat, 8 Jan 2011 02:45:43 +0000 (-0800)
Subject: video: tegra: fix debug regs file hang
X-Git-Tag: firefly_0821_release~9833^2~70^2~3
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=d38b03a9f6afe63986d61d0bc97d360fc7206444;p=firefly-linux-kernel-4.4.55.git

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 2819a93d8442..16789c21c649 100644
--- 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);
 }