OMAPDSS: HDMI: Panel: Simplify the name of the HDMI mutex

As the hdmi_lock mutex is inside the hdmi struct, rename to simply
"lock". This is only a change in the name. There are not changes
in functionality.

Signed-off-by: Ricardo Neri <ricardo.neri@ti.com>

diff --git a/drivers/video/omap2/dss/hdmi_panel.c b/drivers/video/omap2/dss/hdmi_panel.c
index 533d5dc634d256374a22b9a2da8a8eb0453f9a34..5e215d6e8d0a849f1a34afc86b23652ebd24fe1c 100644 (file)
--- a/drivers/video/omap2/dss/hdmi_panel.c
+++ b/drivers/video/omap2/dss/hdmi_panel.c
@@ -30,7 +30,8 @@
 #include "dss.h"
 
 static struct {
-       struct mutex hdmi_lock;
+       /* This protects the panel ops, mainly when accessing the HDMI IP. */
+       struct mutex lock;
 } hdmi;
 
 
@@ -59,7 +60,7 @@ static int hdmi_panel_enable(struct omap_dss_device *dssdev)
        int r = 0;
        DSSDBG("ENTER hdmi_panel_enable\n");
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state != OMAP_DSS_DISPLAY_DISABLED) {
                r = -EINVAL;
@@ -75,28 +76,28 @@ static int hdmi_panel_enable(struct omap_dss_device *dssdev)
        dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
 
 err:
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 
        return r;
 }
 
 static void hdmi_panel_disable(struct omap_dss_device *dssdev)
 {
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
                omapdss_hdmi_display_disable(dssdev);
 
        dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 }
 
 static int hdmi_panel_suspend(struct omap_dss_device *dssdev)
 {
        int r = 0;
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
                r = -EINVAL;
@@ -108,7 +109,7 @@ static int hdmi_panel_suspend(struct omap_dss_device *dssdev)
        omapdss_hdmi_display_disable(dssdev);
 
 err:
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 
        return r;
 }
@@ -117,7 +118,7 @@ static int hdmi_panel_resume(struct omap_dss_device *dssdev)
 {
        int r = 0;
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
                r = -EINVAL;
@@ -133,7 +134,7 @@ static int hdmi_panel_resume(struct omap_dss_device *dssdev)
        dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
 
 err:
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 
        return r;
 }
@@ -141,11 +142,11 @@ err:
 static void hdmi_get_timings(struct omap_dss_device *dssdev,
                        struct omap_video_timings *timings)
 {
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        *timings = dssdev->panel.timings;
 
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 }
 
 static void hdmi_set_timings(struct omap_dss_device *dssdev,
@@ -153,12 +154,12 @@ static void hdmi_set_timings(struct omap_dss_device *dssdev,
 {
        DSSDBG("hdmi_set_timings\n");
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        dssdev->panel.timings = *timings;
        omapdss_hdmi_display_set_timing(dssdev);
 
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 }
 
 static int hdmi_check_timings(struct omap_dss_device *dssdev,
@@ -168,11 +169,11 @@ static int hdmi_check_timings(struct omap_dss_device *dssdev,
 
        DSSDBG("hdmi_check_timings\n");
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        r = omapdss_hdmi_display_check_timing(dssdev, timings);
 
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
        return r;
 }
 
@@ -180,7 +181,7 @@ static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
 {
        int r;
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
                r = omapdss_hdmi_display_enable(dssdev);
@@ -194,7 +195,7 @@ static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
                        dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
                omapdss_hdmi_display_disable(dssdev);
 err:
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 
        return r;
 }
@@ -203,7 +204,7 @@ static bool hdmi_detect(struct omap_dss_device *dssdev)
 {
        int r;
 
-       mutex_lock(&hdmi.hdmi_lock);
+       mutex_lock(&hdmi.lock);
 
        if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
                r = omapdss_hdmi_display_enable(dssdev);
@@ -217,7 +218,7 @@ static bool hdmi_detect(struct omap_dss_device *dssdev)
                        dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
                omapdss_hdmi_display_disable(dssdev);
 err:
-       mutex_unlock(&hdmi.hdmi_lock);
+       mutex_unlock(&hdmi.lock);
 
        return r;
 }
@@ -242,7 +243,7 @@ static struct omap_dss_driver hdmi_driver = {
 
 int hdmi_panel_init(void)
 {
-       mutex_init(&hdmi.hdmi_lock);
+       mutex_init(&hdmi.lock);
 
        omap_dss_register_driver(&hdmi_driver);