omapdss: use devm_clk_get()

Use devm_clk_get() instead of clk_get() for dss, and for outputs hdmi
and venc. This reduces code and simplifies error handling.

Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

1 files changed, 3 insertions, 15 deletions

diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c
index 054c2a22b3f1..645b3bc12ede 100644
--- a/drivers/video/omap2/dss/dss.c
+++ b/drivers/video/omap2/dss/dss.c
@@ -767,13 +767,11 @@ int dss_dpi_select_source(enum omap_channel channel)
 static int dss_get_clocks(void)
 {
         struct clk *clk;
-        int r;
 
-        clk = clk_get(&dss.pdev->dev, "fck");
+        clk = devm_clk_get(&dss.pdev->dev, "fck");
         if (IS_ERR(clk)) {
                 DSSERR("can't get clock fck\n");
-                r = PTR_ERR(clk);
-                goto err;
+                return PTR_ERR(clk);
         }
 
         dss.dss_clk = clk;
@@ -782,8 +780,7 @@ static int dss_get_clocks(void)
                 clk = clk_get(NULL, dss.feat->clk_name);
                 if (IS_ERR(clk)) {
                         DSSERR("Failed to get %s\n", dss.feat->clk_name);
-                        r = PTR_ERR(clk);
-                        goto err;
+                        return PTR_ERR(clk);
                 }
         } else {
                 clk = NULL;
@@ -792,21 +789,12 @@ static int dss_get_clocks(void)
         dss.dpll4_m4_ck = clk;
 
         return 0;
-
-err:
-        if (dss.dss_clk)
-                clk_put(dss.dss_clk);
-        if (dss.dpll4_m4_ck)
-                clk_put(dss.dpll4_m4_ck);
-
-        return r;
 }
 
 static void dss_put_clocks(void)
 {
         if (dss.dpll4_m4_ck)
                 clk_put(dss.dpll4_m4_ck);
-        clk_put(dss.dss_clk);
 }
 
 static int dss_runtime_get(void)