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path: root/drivers/video/omap2/dss/display.c
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Diffstat (limited to 'drivers/video/omap2/dss/display.c')
-rw-r--r--drivers/video/omap2/dss/display.c119
1 files changed, 37 insertions, 82 deletions
diff --git a/drivers/video/omap2/dss/display.c b/drivers/video/omap2/dss/display.c
index 3b92b84b956..6a74ea116d2 100644
--- a/drivers/video/omap2/dss/display.c
+++ b/drivers/video/omap2/dss/display.c
@@ -53,11 +53,11 @@ static ssize_t display_enabled_store(struct device *dev,
if (enabled != (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)) {
if (enabled) {
- r = dssdev->enable(dssdev);
+ r = dssdev->driver->enable(dssdev);
if (r)
return r;
} else {
- dssdev->disable(dssdev);
+ dssdev->driver->disable(dssdev);
}
}
@@ -69,8 +69,8 @@ static ssize_t display_upd_mode_show(struct device *dev,
{
struct omap_dss_device *dssdev = to_dss_device(dev);
enum omap_dss_update_mode mode = OMAP_DSS_UPDATE_AUTO;
- if (dssdev->get_update_mode)
- mode = dssdev->get_update_mode(dssdev);
+ if (dssdev->driver->get_update_mode)
+ mode = dssdev->driver->get_update_mode(dssdev);
return snprintf(buf, PAGE_SIZE, "%d\n", mode);
}
@@ -94,7 +94,7 @@ static ssize_t display_upd_mode_store(struct device *dev,
return -EINVAL;
}
- r = dssdev->set_update_mode(dssdev, mode);
+ r = dssdev->driver->set_update_mode(dssdev, mode);
if (r)
return r;
@@ -106,7 +106,8 @@ static ssize_t display_tear_show(struct device *dev,
{
struct omap_dss_device *dssdev = to_dss_device(dev);
return snprintf(buf, PAGE_SIZE, "%d\n",
- dssdev->get_te ? dssdev->get_te(dssdev) : 0);
+ dssdev->driver->get_te ?
+ dssdev->driver->get_te(dssdev) : 0);
}
static ssize_t display_tear_store(struct device *dev,
@@ -116,12 +117,12 @@ static ssize_t display_tear_store(struct device *dev,
unsigned long te;
int r;
- if (!dssdev->enable_te || !dssdev->get_te)
+ if (!dssdev->driver->enable_te || !dssdev->driver->get_te)
return -ENOENT;
te = simple_strtoul(buf, NULL, 0);
- r = dssdev->enable_te(dssdev, te);
+ r = dssdev->driver->enable_te(dssdev, te);
if (r)
return r;
@@ -134,10 +135,10 @@ static ssize_t display_timings_show(struct device *dev,
struct omap_dss_device *dssdev = to_dss_device(dev);
struct omap_video_timings t;
- if (!dssdev->get_timings)
+ if (!dssdev->driver->get_timings)
return -ENOENT;
- dssdev->get_timings(dssdev, &t);
+ dssdev->driver->get_timings(dssdev, &t);
return snprintf(buf, PAGE_SIZE, "%u,%u/%u/%u/%u,%u/%u/%u/%u\n",
t.pixel_clock,
@@ -152,7 +153,7 @@ static ssize_t display_timings_store(struct device *dev,
struct omap_video_timings t;
int r, found;
- if (!dssdev->set_timings || !dssdev->check_timings)
+ if (!dssdev->driver->set_timings || !dssdev->driver->check_timings)
return -ENOENT;
found = 0;
@@ -171,11 +172,11 @@ static ssize_t display_timings_store(struct device *dev,
&t.y_res, &t.vfp, &t.vbp, &t.vsw) != 9)
return -EINVAL;
- r = dssdev->check_timings(dssdev, &t);
+ r = dssdev->driver->check_timings(dssdev, &t);
if (r)
return r;
- dssdev->set_timings(dssdev, &t);
+ dssdev->driver->set_timings(dssdev, &t);
return size;
}
@@ -185,9 +186,9 @@ static ssize_t display_rotate_show(struct device *dev,
{
struct omap_dss_device *dssdev = to_dss_device(dev);
int rotate;
- if (!dssdev->get_rotate)
+ if (!dssdev->driver->get_rotate)
return -ENOENT;
- rotate = dssdev->get_rotate(dssdev);
+ rotate = dssdev->driver->get_rotate(dssdev);
return snprintf(buf, PAGE_SIZE, "%u\n", rotate);
}
@@ -198,12 +199,12 @@ static ssize_t display_rotate_store(struct device *dev,
unsigned long rot;
int r;
- if (!dssdev->set_rotate || !dssdev->get_rotate)
+ if (!dssdev->driver->set_rotate || !dssdev->driver->get_rotate)
return -ENOENT;
rot = simple_strtoul(buf, NULL, 0);
- r = dssdev->set_rotate(dssdev, rot);
+ r = dssdev->driver->set_rotate(dssdev, rot);
if (r)
return r;
@@ -215,9 +216,9 @@ static ssize_t display_mirror_show(struct device *dev,
{
struct omap_dss_device *dssdev = to_dss_device(dev);
int mirror;
- if (!dssdev->get_mirror)
+ if (!dssdev->driver->get_mirror)
return -ENOENT;
- mirror = dssdev->get_mirror(dssdev);
+ mirror = dssdev->driver->get_mirror(dssdev);
return snprintf(buf, PAGE_SIZE, "%u\n", mirror);
}
@@ -228,12 +229,12 @@ static ssize_t display_mirror_store(struct device *dev,
unsigned long mirror;
int r;
- if (!dssdev->set_mirror || !dssdev->get_mirror)
+ if (!dssdev->driver->set_mirror || !dssdev->driver->get_mirror)
return -ENOENT;
mirror = simple_strtoul(buf, NULL, 0);
- r = dssdev->set_mirror(dssdev, mirror);
+ r = dssdev->driver->set_mirror(dssdev, mirror);
if (r)
return r;
@@ -246,10 +247,10 @@ static ssize_t display_wss_show(struct device *dev,
struct omap_dss_device *dssdev = to_dss_device(dev);
unsigned int wss;
- if (!dssdev->get_wss)
+ if (!dssdev->driver->get_wss)
return -ENOENT;
- wss = dssdev->get_wss(dssdev);
+ wss = dssdev->driver->get_wss(dssdev);
return snprintf(buf, PAGE_SIZE, "0x%05x\n", wss);
}
@@ -261,7 +262,7 @@ static ssize_t display_wss_store(struct device *dev,
unsigned long wss;
int r;
- if (!dssdev->get_wss || !dssdev->set_wss)
+ if (!dssdev->driver->get_wss || !dssdev->driver->set_wss)
return -ENOENT;
if (strict_strtoul(buf, 0, &wss))
@@ -270,7 +271,7 @@ static ssize_t display_wss_store(struct device *dev,
if (wss > 0xfffff)
return -EINVAL;
- r = dssdev->set_wss(dssdev, wss);
+ r = dssdev->driver->set_wss(dssdev, wss);
if (r)
return r;
@@ -303,12 +304,13 @@ static struct device_attribute *display_sysfs_attrs[] = {
NULL
};
-static void default_get_resolution(struct omap_dss_device *dssdev,
+void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
u16 *xres, u16 *yres)
{
*xres = dssdev->panel.timings.x_res;
*yres = dssdev->panel.timings.y_res;
}
+EXPORT_SYMBOL(omapdss_default_get_resolution);
void default_get_overlay_fifo_thresholds(enum omap_plane plane,
u32 fifo_size, enum omap_burst_size *burst_size,
@@ -323,24 +325,8 @@ void default_get_overlay_fifo_thresholds(enum omap_plane plane,
*fifo_low = fifo_size - burst_size_bytes;
}
-static int default_wait_vsync(struct omap_dss_device *dssdev)
+int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev)
{
- unsigned long timeout = msecs_to_jiffies(500);
- u32 irq;
-
- if (dssdev->type == OMAP_DISPLAY_TYPE_VENC)
- irq = DISPC_IRQ_EVSYNC_ODD;
- else
- irq = DISPC_IRQ_VSYNC;
-
- return omap_dispc_wait_for_irq_interruptible_timeout(irq, timeout);
-}
-
-static int default_get_recommended_bpp(struct omap_dss_device *dssdev)
-{
- if (dssdev->panel.recommended_bpp)
- return dssdev->panel.recommended_bpp;
-
switch (dssdev->type) {
case OMAP_DISPLAY_TYPE_DPI:
if (dssdev->phy.dpi.data_lines == 24)
@@ -362,6 +348,7 @@ static int default_get_recommended_bpp(struct omap_dss_device *dssdev)
BUG();
}
}
+EXPORT_SYMBOL(omapdss_default_get_recommended_bpp);
/* Checks if replication logic should be used. Only use for active matrix,
* when overlay is in RGB12U or RGB16 mode, and LCD interface is
@@ -425,10 +412,6 @@ void dss_init_device(struct platform_device *pdev,
return;
}
- dssdev->get_resolution = default_get_resolution;
- dssdev->get_recommended_bpp = default_get_recommended_bpp;
- dssdev->wait_vsync = default_wait_vsync;
-
switch (dssdev->type) {
case OMAP_DISPLAY_TYPE_DPI:
r = dpi_init_display(dssdev);
@@ -502,13 +485,13 @@ static int dss_suspend_device(struct device *dev, void *data)
return 0;
}
- if (!dssdev->suspend) {
+ if (!dssdev->driver->suspend) {
DSSERR("display '%s' doesn't implement suspend\n",
dssdev->name);
return -ENOSYS;
}
- r = dssdev->suspend(dssdev);
+ r = dssdev->driver->suspend(dssdev);
if (r)
return r;
@@ -537,8 +520,8 @@ static int dss_resume_device(struct device *dev, void *data)
int r;
struct omap_dss_device *dssdev = to_dss_device(dev);
- if (dssdev->activate_after_resume && dssdev->resume) {
- r = dssdev->resume(dssdev);
+ if (dssdev->activate_after_resume && dssdev->driver->resume) {
+ r = dssdev->driver->resume(dssdev);
if (r)
return r;
}
@@ -558,7 +541,7 @@ int dss_resume_all_devices(void)
static int dss_disable_device(struct device *dev, void *data)
{
struct omap_dss_device *dssdev = to_dss_device(dev);
- dssdev->disable(dssdev);
+ dssdev->driver->disable(dssdev);
return 0;
}
@@ -591,10 +574,6 @@ struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from)
int match(struct device *dev, void *data)
{
- /* skip panels connected to controllers */
- if (to_dss_device(dev)->panel.ctrl)
- return 0;
-
return 1;
}
@@ -626,45 +605,21 @@ EXPORT_SYMBOL(omap_dss_find_device);
int omap_dss_start_device(struct omap_dss_device *dssdev)
{
- int r;
-
if (!dssdev->driver) {
DSSDBG("no driver\n");
- r = -ENODEV;
- goto err0;
- }
-
- if (dssdev->ctrl.panel && !dssdev->ctrl.panel->driver) {
- DSSDBG("no panel driver\n");
- r = -ENODEV;
- goto err0;
+ return -ENODEV;
}
if (!try_module_get(dssdev->dev.driver->owner)) {
- r = -ENODEV;
- goto err0;
- }
-
- if (dssdev->ctrl.panel) {
- if (!try_module_get(dssdev->ctrl.panel->dev.driver->owner)) {
- r = -ENODEV;
- goto err1;
- }
+ return -ENODEV;
}
return 0;
-err1:
- module_put(dssdev->dev.driver->owner);
-err0:
- return r;
}
EXPORT_SYMBOL(omap_dss_start_device);
void omap_dss_stop_device(struct omap_dss_device *dssdev)
{
- if (dssdev->ctrl.panel)
- module_put(dssdev->ctrl.panel->dev.driver->owner);
-
module_put(dssdev->dev.driver->owner);
}
EXPORT_SYMBOL(omap_dss_stop_device);