video: tegra: dc: conditionally support dvfs

Only call DVFS and Tegra clock framework when it is supported.

Change-Id: I7d7968ab611678ccb05758f6707ddc8bfbc367c2
Signed-off-by: Jon Mayo <jmayo@nvidia.com>
Reviewed-on: http://git-master/r/1170649
GVS: Gerrit_Virtual_Submit

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/video/tegra/dc/dsi.c b/drivers/video/tegra/dc/dsi.c
index b727a87e3..f23756c57 100644
--- a/drivers/video/tegra/dc/dsi.c
+++ b/drivers/video/tegra/dc/dsi.c
@@ -1975,7 +1975,9 @@ static void tegra_dsi_start_dc_stream(struct tegra_dc *dc,
         u32 val;
 
         tegra_dc_get(dc);
+#ifdef CONFIG_TEGRA_CORE_DVFS
         tegra_dvfs_set_rate(dc->clk, dc->mode.pclk);
+#endif
 
         tegra_dc_writel(dc, DSI_ENABLE, DC_DISP_DISP_WIN_OPTIONS);
 
@@ -5336,7 +5338,9 @@ static int _tegra_dsi_host_suspend(struct tegra_dc *dc,
                                                 "is not supported.\n");
         }
 
+#ifdef CONFIG_TEGRA_CORE_DVFS
         tegra_dvfs_set_rate(dc->clk, 0);
+#endif
 
         return 0;
 fail:
@@ -5397,7 +5401,9 @@ static int _tegra_dsi_host_resume(struct tegra_dc *dc,
                                                 "is not supported.\n");
         }
 
+#ifdef CONFIG_TEGRA_CORE_DVFS
         tegra_dvfs_set_rate(dc->clk, dc->mode.pclk);
+#endif
         return 0;
 fail:
         return err;
@@ -5872,7 +5878,9 @@ static long tegra_dc_dsi_setup_clk(struct tegra_dc *dc, struct clk *clk)
                 clk_set_parent(clk, parent_clk);
 
 skip_setup:
+#ifdef CONFIG_TEGRA_CORE_DVFS
         tegra_dvfs_set_rate(dc->clk, dc->mode.pclk);
+#endif
         return tegra_dc_pclk_round_rate(dc, dc->mode.pclk);
 }