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path: root/drivers/video/omap2/omapfb/omapfb-main.c
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Diffstat (limited to 'drivers/video/omap2/omapfb/omapfb-main.c')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-main.c231
1 files changed, 131 insertions, 100 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index 505ec667204..505bc12a303 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -30,7 +30,7 @@
#include <linux/platform_device.h>
#include <linux/omapfb.h>
-#include <plat/display.h>
+#include <video/omapdss.h>
#include <plat/vram.h>
#include <plat/vrfb.h>
@@ -702,8 +702,16 @@ int check_fb_var(struct fb_info *fbi, struct fb_var_screeninfo *var)
var->xres, var->yres,
var->xres_virtual, var->yres_virtual);
- var->height = -1;
- var->width = -1;
+ if (display && display->driver->get_dimensions) {
+ u32 w, h;
+ display->driver->get_dimensions(display, &w, &h);
+ var->width = DIV_ROUND_CLOSEST(w, 1000);
+ var->height = DIV_ROUND_CLOSEST(h, 1000);
+ } else {
+ var->height = -1;
+ var->width = -1;
+ }
+
var->grayscale = 0;
if (display && display->driver->get_timings) {
@@ -749,35 +757,6 @@ static int omapfb_open(struct fb_info *fbi, int user)
static int omapfb_release(struct fb_info *fbi, int user)
{
-#if 0
- struct omapfb_info *ofbi = FB2OFB(fbi);
- struct omapfb2_device *fbdev = ofbi->fbdev;
- struct omap_dss_device *display = fb2display(fbi);
-
- DBG("Closing fb with plane index %d\n", ofbi->id);
-
- omapfb_lock(fbdev);
-
- if (display && display->get_update_mode && display->update) {
- /* XXX this update should be removed, I think. But it's
- * good for debugging */
- if (display->get_update_mode(display) ==
- OMAP_DSS_UPDATE_MANUAL) {
- u16 w, h;
-
- if (display->sync)
- display->sync(display);
-
- display->get_resolution(display, &w, &h);
- display->update(display, 0, 0, w, h);
- }
- }
-
- if (display && display->sync)
- display->sync(display);
-
- omapfb_unlock(fbdev);
-#endif
return 0;
}
@@ -1263,7 +1242,6 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
struct omapfb_info *ofbi = FB2OFB(fbi);
struct omapfb2_device *fbdev = ofbi->fbdev;
struct omap_dss_device *display = fb2display(fbi);
- int do_update = 0;
int r = 0;
if (!display)
@@ -1279,11 +1257,6 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
if (display->driver->resume)
r = display->driver->resume(display);
- if (r == 0 && display->driver->get_update_mode &&
- display->driver->get_update_mode(display) ==
- OMAP_DSS_UPDATE_MANUAL)
- do_update = 1;
-
break;
case FB_BLANK_NORMAL:
@@ -1307,13 +1280,6 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
exit:
omapfb_unlock(fbdev);
- if (r == 0 && do_update && display->driver->update) {
- u16 w, h;
- display->driver->get_resolution(display, &w, &h);
-
- r = display->driver->update(display, 0, 0, w, h);
- }
-
return r;
}
@@ -2030,9 +1996,9 @@ static int omapfb_create_framebuffers(struct omapfb2_device *fbdev)
static int omapfb_mode_to_timings(const char *mode_str,
struct omap_video_timings *timings, u8 *bpp)
{
- struct fb_info fbi;
- struct fb_var_screeninfo var;
- struct fb_ops fbops;
+ struct fb_info *fbi;
+ struct fb_var_screeninfo *var;
+ struct fb_ops *fbops;
int r;
#ifdef CONFIG_OMAP2_DSS_VENC
@@ -2050,39 +2016,66 @@ static int omapfb_mode_to_timings(const char *mode_str,
/* this is quite a hack, but I wanted to use the modedb and for
* that we need fb_info and var, so we create dummy ones */
- memset(&fbi, 0, sizeof(fbi));
- memset(&var, 0, sizeof(var));
- memset(&fbops, 0, sizeof(fbops));
- fbi.fbops = &fbops;
-
- r = fb_find_mode(&var, &fbi, mode_str, NULL, 0, NULL, 24);
-
- if (r != 0) {
- timings->pixel_clock = PICOS2KHZ(var.pixclock);
- timings->hbp = var.left_margin;
- timings->hfp = var.right_margin;
- timings->vbp = var.upper_margin;
- timings->vfp = var.lower_margin;
- timings->hsw = var.hsync_len;
- timings->vsw = var.vsync_len;
- timings->x_res = var.xres;
- timings->y_res = var.yres;
-
- switch (var.bits_per_pixel) {
- case 16:
- *bpp = 16;
- break;
- case 24:
- case 32:
- default:
- *bpp = 24;
- break;
- }
+ *bpp = 0;
+ fbi = NULL;
+ var = NULL;
+ fbops = NULL;
- return 0;
- } else {
- return -EINVAL;
+ fbi = kzalloc(sizeof(*fbi), GFP_KERNEL);
+ if (fbi == NULL) {
+ r = -ENOMEM;
+ goto err;
+ }
+
+ var = kzalloc(sizeof(*var), GFP_KERNEL);
+ if (var == NULL) {
+ r = -ENOMEM;
+ goto err;
+ }
+
+ fbops = kzalloc(sizeof(*fbops), GFP_KERNEL);
+ if (fbops == NULL) {
+ r = -ENOMEM;
+ goto err;
+ }
+
+ fbi->fbops = fbops;
+
+ r = fb_find_mode(var, fbi, mode_str, NULL, 0, NULL, 24);
+ if (r == 0) {
+ r = -EINVAL;
+ goto err;
+ }
+
+ timings->pixel_clock = PICOS2KHZ(var->pixclock);
+ timings->hbp = var->left_margin;
+ timings->hfp = var->right_margin;
+ timings->vbp = var->upper_margin;
+ timings->vfp = var->lower_margin;
+ timings->hsw = var->hsync_len;
+ timings->vsw = var->vsync_len;
+ timings->x_res = var->xres;
+ timings->y_res = var->yres;
+
+ switch (var->bits_per_pixel) {
+ case 16:
+ *bpp = 16;
+ break;
+ case 24:
+ case 32:
+ default:
+ *bpp = 24;
+ break;
}
+
+ r = 0;
+
+err:
+ kfree(fbi);
+ kfree(var);
+ kfree(fbops);
+
+ return r;
}
static int omapfb_set_def_mode(struct omapfb2_device *fbdev,
@@ -2185,6 +2178,61 @@ static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)
return r;
}
+static int omapfb_init_display(struct omapfb2_device *fbdev,
+ struct omap_dss_device *dssdev)
+{
+ struct omap_dss_driver *dssdrv = dssdev->driver;
+ int r;
+
+ r = dssdrv->enable(dssdev);
+ if (r) {
+ dev_warn(fbdev->dev, "Failed to enable display '%s'\n",
+ dssdev->name);
+ return r;
+ }
+
+ if (dssdev->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) {
+ u16 w, h;
+ if (dssdrv->enable_te) {
+ r = dssdrv->enable_te(dssdev, 1);
+ if (r) {
+ dev_err(fbdev->dev, "Failed to set TE\n");
+ return r;
+ }
+ }
+
+ if (dssdrv->set_update_mode) {
+ r = dssdrv->set_update_mode(dssdev,
+ OMAP_DSS_UPDATE_MANUAL);
+ if (r) {
+ dev_err(fbdev->dev,
+ "Failed to set update mode\n");
+ return r;
+ }
+ }
+
+ dssdrv->get_resolution(dssdev, &w, &h);
+ r = dssdrv->update(dssdev, 0, 0, w, h);
+ if (r) {
+ dev_err(fbdev->dev,
+ "Failed to update display\n");
+ return r;
+ }
+ } else {
+ if (dssdrv->set_update_mode) {
+ r = dssdrv->set_update_mode(dssdev,
+ OMAP_DSS_UPDATE_AUTO);
+ if (r) {
+ dev_err(fbdev->dev,
+ "Failed to set update mode\n");
+ return r;
+ }
+ }
+ }
+
+ return 0;
+}
+
static int omapfb_probe(struct platform_device *pdev)
{
struct omapfb2_device *fbdev = NULL;
@@ -2284,30 +2332,13 @@ static int omapfb_probe(struct platform_device *pdev)
}
if (def_display) {
- struct omap_dss_driver *dssdrv = def_display->driver;
-
- r = def_display->driver->enable(def_display);
+ r = omapfb_init_display(fbdev, def_display);
if (r) {
- dev_warn(fbdev->dev, "Failed to enable display '%s'\n",
- def_display->name);
+ dev_err(fbdev->dev,
+ "failed to initialize default "
+ "display\n");
goto cleanup;
}
-
- if (def_display->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) {
- u16 w, h;
- if (dssdrv->enable_te)
- dssdrv->enable_te(def_display, 1);
- if (dssdrv->set_update_mode)
- dssdrv->set_update_mode(def_display,
- OMAP_DSS_UPDATE_MANUAL);
-
- dssdrv->get_resolution(def_display, &w, &h);
- def_display->driver->update(def_display, 0, 0, w, h);
- } else {
- if (dssdrv->set_update_mode)
- dssdrv->set_update_mode(def_display,
- OMAP_DSS_UPDATE_AUTO);
- }
}
DBG("create sysfs for fbs\n");
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-01 18:42:26 +0000