drm/omap: dss: Move and rename omap_dss_(get|put)_device()

The functions operate on any omap_dss_device, move them from display.c
to base.c. While at it rename them to match the naming of the other
functions operating on struct omap_dss_device.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart 2018-03-02 02:43:45 +02:00 committed by Tomi Valkeinen
parent 67822ae119
commit c1dfe721e0
21 changed files with 62 additions and 66 deletions

View file

@ -55,7 +55,7 @@ static int tvc_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -68,7 +68,7 @@ static void tvc_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int tvc_enable(struct omap_dss_device *dssdev)

View file

@ -69,7 +69,7 @@ static int dvic_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -82,7 +82,7 @@ static void dvic_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int dvic_enable(struct omap_dss_device *dssdev)

View file

@ -65,7 +65,7 @@ static int hdmic_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -78,7 +78,7 @@ static void hdmic_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int hdmic_enable(struct omap_dss_device *dssdev)

View file

@ -45,7 +45,7 @@ static int opa362_connect(struct omap_dss_device *dssdev,
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -60,7 +60,7 @@ static void opa362_disconnect(struct omap_dss_device *dssdev,
omapdss_device_disconnect(src, &ddata->dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int opa362_enable(struct omap_dss_device *dssdev)

View file

@ -41,7 +41,7 @@ static int tfp410_connect(struct omap_dss_device *dssdev,
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -56,7 +56,7 @@ static void tfp410_disconnect(struct omap_dss_device *dssdev,
omapdss_device_disconnect(src, &ddata->dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int tfp410_enable(struct omap_dss_device *dssdev)

View file

@ -50,7 +50,7 @@ static int tpd_connect(struct omap_dss_device *dssdev,
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -74,7 +74,7 @@ static void tpd_disconnect(struct omap_dss_device *dssdev,
omapdss_device_disconnect(src, &ddata->dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int tpd_enable(struct omap_dss_device *dssdev)

View file

@ -47,7 +47,7 @@ static int panel_dpi_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -60,7 +60,7 @@ static void panel_dpi_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int panel_dpi_enable(struct omap_dss_device *dssdev)

View file

@ -794,7 +794,7 @@ static int dsicm_connect(struct omap_dss_device *dssdev)
err_req_vc:
omapdss_device_disconnect(src, dssdev);
err_connect:
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -806,7 +806,7 @@ static void dsicm_disconnect(struct omap_dss_device *dssdev)
src->ops->dsi.release_vc(src, ddata->channel);
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int dsicm_enable(struct omap_dss_device *dssdev)

View file

@ -129,7 +129,7 @@ static int lb035q02_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -144,7 +144,7 @@ static void lb035q02_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int lb035q02_enable(struct omap_dss_device *dssdev)

View file

@ -124,7 +124,7 @@ static int nec_8048_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -137,7 +137,7 @@ static void nec_8048_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int nec_8048_enable(struct omap_dss_device *dssdev)

View file

@ -70,7 +70,7 @@ static int sharp_ls_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -83,7 +83,7 @@ static void sharp_ls_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int sharp_ls_enable(struct omap_dss_device *dssdev)

View file

@ -519,7 +519,7 @@ static int acx565akm_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -532,7 +532,7 @@ static void acx565akm_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int acx565akm_panel_power_on(struct omap_dss_device *dssdev)

View file

@ -178,7 +178,7 @@ static int td028ttec1_panel_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -191,7 +191,7 @@ static void td028ttec1_panel_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int td028ttec1_panel_enable(struct omap_dss_device *dssdev)

View file

@ -349,7 +349,7 @@ static int tpo_td043_connect(struct omap_dss_device *dssdev)
r = omapdss_device_connect(src, dssdev);
if (r) {
omap_dss_put_device(src);
omapdss_device_put(src);
return r;
}
@ -362,7 +362,7 @@ static void tpo_td043_disconnect(struct omap_dss_device *dssdev)
omapdss_device_disconnect(src, dssdev);
omap_dss_put_device(src);
omapdss_device_put(src);
}
static int tpo_td043_enable(struct omap_dss_device *dssdev)

View file

@ -91,6 +91,27 @@ static bool omapdss_device_is_registered(struct device_node *node)
return found;
}
struct omap_dss_device *omapdss_device_get(struct omap_dss_device *dssdev)
{
if (!try_module_get(dssdev->owner))
return NULL;
if (get_device(dssdev->dev) == NULL) {
module_put(dssdev->owner);
return NULL;
}
return dssdev;
}
EXPORT_SYMBOL(omapdss_device_get);
void omapdss_device_put(struct omap_dss_device *dssdev)
{
put_device(dssdev->dev);
module_put(dssdev->owner);
}
EXPORT_SYMBOL(omapdss_device_put);
struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src,
unsigned int port)
{
@ -98,7 +119,7 @@ struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src,
list_for_each_entry(dssdev, &omapdss_devices_list, list) {
if (dssdev->dev->of_node == src && dssdev->port_num == port)
return omap_dss_get_device(dssdev);
return omapdss_device_get(dssdev);
}
return NULL;
@ -147,9 +168,9 @@ struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from,
done:
if (from)
omap_dss_put_device(from);
omapdss_device_put(from);
if (dssdev)
omap_dss_get_device(dssdev);
omapdss_device_get(dssdev);
mutex_unlock(&omapdss_devices_lock);
return dssdev;

View file

@ -21,9 +21,6 @@
#define DSS_SUBSYS_NAME "DISPLAY"
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/jiffies.h>
#include <linux/platform_device.h>
#include <linux/of.h>
#include "omapdss.h"
@ -52,24 +49,3 @@ void omapdss_display_init(struct omap_dss_device *dssdev)
"display%u", id);
}
EXPORT_SYMBOL_GPL(omapdss_display_init);
struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev)
{
if (!try_module_get(dssdev->owner))
return NULL;
if (get_device(dssdev->dev) == NULL) {
module_put(dssdev->owner);
return NULL;
}
return dssdev;
}
EXPORT_SYMBOL(omap_dss_get_device);
void omap_dss_put_device(struct omap_dss_device *dssdev)
{
put_device(dssdev->dev);
module_put(dssdev->owner);
}
EXPORT_SYMBOL(omap_dss_put_device);

View file

@ -492,6 +492,8 @@ void omapdss_display_init(struct omap_dss_device *dssdev);
void omapdss_device_register(struct omap_dss_device *dssdev);
void omapdss_device_unregister(struct omap_dss_device *dssdev);
struct omap_dss_device *omapdss_device_get(struct omap_dss_device *dssdev);
void omapdss_device_put(struct omap_dss_device *dssdev);
struct omap_dss_device *omapdss_find_device_by_port(struct device_node *src,
unsigned int port);
struct omap_dss_device *omapdss_device_get_next(struct omap_dss_device *from,
@ -501,9 +503,6 @@ int omapdss_device_connect(struct omap_dss_device *src,
void omapdss_device_disconnect(struct omap_dss_device *src,
struct omap_dss_device *dst);
struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
void omap_dss_put_device(struct omap_dss_device *dssdev);
int omap_dss_get_num_overlay_managers(void);
int omap_dss_get_num_overlays(void);

View file

@ -93,7 +93,7 @@ struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device
dssdev = dssdev->src;
if (dssdev->id != 0)
return omap_dss_get_device(dssdev);
return omapdss_device_get(dssdev);
return NULL;
}

View file

@ -98,7 +98,7 @@ static void omap_connector_destroy(struct drm_connector *connector)
drm_connector_cleanup(connector);
kfree(omap_connector);
omap_dss_put_device(dssdev);
omapdss_device_put(dssdev);
}
#define MAX_EDID 512
@ -254,7 +254,7 @@ struct drm_connector *omap_connector_init(struct drm_device *dev,
DBG("%s", dssdev->name);
omap_dss_get_device(dssdev);
omapdss_device_get(dssdev);
omap_connector = kzalloc(sizeof(*omap_connector), GFP_KERNEL);
if (!omap_connector)

View file

@ -704,7 +704,7 @@ struct drm_crtc *omap_crtc_init(struct drm_device *dev,
out = omapdss_find_output_from_display(dssdev);
channel = out->dispc_channel;
omap_dss_put_device(out);
omapdss_device_put(out);
DBG("%s", channel_names[channel]);

View file

@ -161,7 +161,7 @@ static void omap_disconnect_dssdevs(struct drm_device *ddev)
omapdss_device_disconnect(dssdev, NULL);
priv->dssdevs[i] = NULL;
omap_dss_put_device(dssdev);
omapdss_device_put(dssdev);
}
priv->num_dssdevs = 0;
@ -191,17 +191,17 @@ static int omap_connect_dssdevs(struct drm_device *ddev)
for_each_dss_display(dssdev) {
r = omapdss_device_connect(dssdev, NULL);
if (r == -EPROBE_DEFER) {
omap_dss_put_device(dssdev);
omapdss_device_put(dssdev);
goto cleanup;
} else if (r) {
dev_warn(dssdev->dev, "could not connect display: %s\n",
dssdev->name);
} else {
omap_dss_get_device(dssdev);
omapdss_device_get(dssdev);
priv->dssdevs[priv->num_dssdevs++] = dssdev;
if (priv->num_dssdevs == ARRAY_SIZE(priv->dssdevs)) {
/* To balance the 'for_each_dss_display' loop */
omap_dss_put_device(dssdev);
omapdss_device_put(dssdev);
break;
}
}