video: tegra: set memory priority higher on DC init

Change-Id: I4196a994b7f83f524fb4bd728e2cb58b8cc078e3
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 f3755ec331311cce85aa0abeda2cd03fd6fe093a..db90860b731d90d5a2a693b161e42ba994c27651 100644 (file)
--- a/drivers/video/tegra/dc/dc.c
+++ b/drivers/video/tegra/dc/dc.c
@@ -34,6 +34,7 @@
 #include <mach/clk.h>
 #include <mach/dc.h>
 #include <mach/fb.h>
+#include <mach/mc.h>
 #include <mach/nvhost.h>
 
 #include "dc_reg.h"
@@ -816,9 +817,31 @@ static void tegra_dc_init(struct tegra_dc *dc)
        if (dc->ndev->id == 0) {
                disp_syncpt = NVSYNCPT_DISP0;
                vblank_syncpt = NVSYNCPT_VBLANK0;
+
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0A,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0B,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0C,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY1B,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAYHC,
+                                     TEGRA_MC_PRIO_HIGH);
        } else if (dc->ndev->id == 1) {
                disp_syncpt = NVSYNCPT_DISP1;
                vblank_syncpt = NVSYNCPT_VBLANK1;
+
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0AB,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0BB,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY0CB,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAY1BB,
+                                     TEGRA_MC_PRIO_MED);
+               tegra_mc_set_priority(TEGRA_MC_CLIENT_DISPLAYHCB,
+                                     TEGRA_MC_PRIO_HIGH);
        }
        tegra_dc_writel(dc, 0x00000100 | vblank_syncpt, DC_CMD_CONT_SYNCPT_VSYNC);
        tegra_dc_writel(dc, 0x00004700, DC_CMD_INT_TYPE);