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path: root/drivers/video/omap/omapfb_main.c
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Diffstat (limited to 'drivers/video/omap/omapfb_main.c')
-rw-r--r--drivers/video/omap/omapfb_main.c86
1 files changed, 58 insertions, 28 deletions
diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c
index 8862233d57b6..0d0c8c8b9b56 100644
--- a/drivers/video/omap/omapfb_main.c
+++ b/drivers/video/omap/omapfb_main.c
@@ -67,6 +67,7 @@ static struct caps_table_struct ctrl_caps[] = {
{ OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE, "pixel double window" },
{ OMAPFB_CAPS_WINDOW_SCALE, "scale window" },
{ OMAPFB_CAPS_WINDOW_OVERLAY, "overlay window" },
+ { OMAPFB_CAPS_WINDOW_ROTATE, "rotate window" },
{ OMAPFB_CAPS_SET_BACKLIGHT, "backlight setting" },
};
@@ -215,6 +216,15 @@ static int ctrl_change_mode(struct fb_info *fbi)
offset, var->xres_virtual,
plane->info.pos_x, plane->info.pos_y,
var->xres, var->yres, plane->color_mode);
+ if (r < 0)
+ return r;
+
+ if (fbdev->ctrl->set_rotate != NULL) {
+ r = fbdev->ctrl->set_rotate(var->rotate);
+ if (r < 0)
+ return r;
+ }
+
if (fbdev->ctrl->set_scale != NULL)
r = fbdev->ctrl->set_scale(plane->idx,
var->xres, var->yres,
@@ -383,7 +393,7 @@ static void omapfb_sync(struct fb_info *fbi)
* Set fb_info.fix fields and also updates fbdev.
* When calling this fb_info.var must be set up already.
*/
-static void set_fb_fix(struct fb_info *fbi)
+static void set_fb_fix(struct fb_info *fbi, int from_init)
{
struct fb_fix_screeninfo *fix = &fbi->fix;
struct fb_var_screeninfo *var = &fbi->var;
@@ -393,10 +403,16 @@ static void set_fb_fix(struct fb_info *fbi)
rg = &plane->fbdev->mem_desc.region[plane->idx];
fbi->screen_base = rg->vaddr;
- mutex_lock(&fbi->mm_lock);
- fix->smem_start = rg->paddr;
- fix->smem_len = rg->size;
- mutex_unlock(&fbi->mm_lock);
+
+ if (!from_init) {
+ mutex_lock(&fbi->mm_lock);
+ fix->smem_start = rg->paddr;
+ fix->smem_len = rg->size;
+ mutex_unlock(&fbi->mm_lock);
+ } else {
+ fix->smem_start = rg->paddr;
+ fix->smem_len = rg->size;
+ }
fix->type = FB_TYPE_PACKED_PIXELS;
bpp = var->bits_per_pixel;
@@ -554,7 +570,6 @@ static int set_fb_var(struct fb_info *fbi,
var->xoffset = var->xres_virtual - var->xres;
if (var->yres + var->yoffset > var->yres_virtual)
var->yoffset = var->yres_virtual - var->yres;
- line_size = var->xres * bpp / 8;
if (plane->color_mode == OMAPFB_COLOR_RGB444) {
var->red.offset = 8; var->red.length = 4;
@@ -600,7 +615,7 @@ static void omapfb_rotate(struct fb_info *fbi, int rotate)
struct omapfb_device *fbdev = plane->fbdev;
omapfb_rqueue_lock(fbdev);
- if (cpu_is_omap15xx() && rotate != fbi->var.rotate) {
+ if (rotate != fbi->var.rotate) {
struct fb_var_screeninfo *new_var = &fbdev->new_var;
memcpy(new_var, &fbi->var, sizeof(*new_var));
@@ -695,7 +710,7 @@ static int omapfb_set_par(struct fb_info *fbi)
int r = 0;
omapfb_rqueue_lock(fbdev);
- set_fb_fix(fbi);
+ set_fb_fix(fbi, 0);
r = ctrl_change_mode(fbi);
omapfb_rqueue_unlock(fbdev);
@@ -707,28 +722,42 @@ int omapfb_update_window_async(struct fb_info *fbi,
void (*callback)(void *),
void *callback_data)
{
+ int xres, yres;
struct omapfb_plane_struct *plane = fbi->par;
struct omapfb_device *fbdev = plane->fbdev;
- struct fb_var_screeninfo *var;
+ struct fb_var_screeninfo *var = &fbi->var;
- var = &fbi->var;
- if (win->x >= var->xres || win->y >= var->yres ||
- win->out_x > var->xres || win->out_y >= var->yres)
+ switch (var->rotate) {
+ case 0:
+ case 180:
+ xres = fbdev->panel->x_res;
+ yres = fbdev->panel->y_res;
+ break;
+ case 90:
+ case 270:
+ xres = fbdev->panel->y_res;
+ yres = fbdev->panel->x_res;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (win->x >= xres || win->y >= yres ||
+ win->out_x > xres || win->out_y > yres)
return -EINVAL;
if (!fbdev->ctrl->update_window ||
fbdev->ctrl->get_update_mode() != OMAPFB_MANUAL_UPDATE)
return -ENODEV;
- if (win->x + win->width >= var->xres)
- win->width = var->xres - win->x;
- if (win->y + win->height >= var->yres)
- win->height = var->yres - win->y;
- /* The out sizes should be cropped to the LCD size */
- if (win->out_x + win->out_width > fbdev->panel->x_res)
- win->out_width = fbdev->panel->x_res - win->out_x;
- if (win->out_y + win->out_height > fbdev->panel->y_res)
- win->out_height = fbdev->panel->y_res - win->out_y;
+ if (win->x + win->width > xres)
+ win->width = xres - win->x;
+ if (win->y + win->height > yres)
+ win->height = yres - win->y;
+ if (win->out_x + win->out_width > xres)
+ win->out_width = xres - win->out_x;
+ if (win->out_y + win->out_height > yres)
+ win->out_height = yres - win->out_y;
if (!win->width || !win->height || !win->out_width || !win->out_height)
return 0;
@@ -881,7 +910,7 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
if (old_size != size) {
if (size) {
memcpy(&fbi->var, new_var, sizeof(fbi->var));
- set_fb_fix(fbi);
+ set_fb_fix(fbi, 0);
} else {
/*
* Set these explicitly to indicate that the
@@ -1481,7 +1510,7 @@ static int fbinfo_init(struct omapfb_device *fbdev, struct fb_info *info)
var->bits_per_pixel = fbdev->panel->bpp;
set_fb_var(info, var);
- set_fb_fix(info);
+ set_fb_fix(info, 1);
r = fb_alloc_cmap(&info->cmap, 16, 0);
if (r != 0)
@@ -1699,8 +1728,8 @@ static int omapfb_do_probe(struct platform_device *pdev,
pr_info("omapfb: configured for panel %s\n", fbdev->panel->name);
- def_vxres = def_vxres ? : fbdev->panel->x_res;
- def_vyres = def_vyres ? : fbdev->panel->y_res;
+ def_vxres = def_vxres ? def_vxres : fbdev->panel->x_res;
+ def_vyres = def_vyres ? def_vyres : fbdev->panel->y_res;
init_state++;
@@ -1822,8 +1851,8 @@ static int omapfb_suspend(struct platform_device *pdev, pm_message_t mesg)
{
struct omapfb_device *fbdev = platform_get_drvdata(pdev);
- omapfb_blank(FB_BLANK_POWERDOWN, fbdev->fb_info[0]);
-
+ if (fbdev != NULL)
+ omapfb_blank(FB_BLANK_POWERDOWN, fbdev->fb_info[0]);
return 0;
}
@@ -1832,7 +1861,8 @@ static int omapfb_resume(struct platform_device *pdev)
{
struct omapfb_device *fbdev = platform_get_drvdata(pdev);
- omapfb_blank(FB_BLANK_UNBLANK, fbdev->fb_info[0]);
+ if (fbdev != NULL)
+ omapfb_blank(FB_BLANK_UNBLANK, fbdev->fb_info[0]);
return 0;
}
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-09 03:08:01 +0200