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authorJani Nikula <ext-jani.1.nikula@nokia.com>2010-06-16 15:26:36 +0300
committerTomi Valkeinen <tomi.valkeinen@ti.com>2011-05-11 14:19:24 +0300
commit7a0987bf2cf2683901d0cd7f1504023da2584c5f (patch)
treefe5db5f868acb5c17578759c9d71c0cdf3b08aa1 /drivers/video/omap2/omapfb
parentb4de838e9ff17695c462e6532a347746c446d10a (diff)
downloadblackbird-op-linux-7a0987bf2cf2683901d0cd7f1504023da2584c5f.tar.gz
blackbird-op-linux-7a0987bf2cf2683901d0cd7f1504023da2584c5f.zip
OMAP: DSS2: Add method for querying display dimensions from DSS drivers
Add get_dimensions() to struct omap_dss_driver. Use the call, if supported by the driver, in OMAPFB. Signed-off-by: Jani Nikula <ext-jani.1.nikula@nokia.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/omap2/omapfb')
-rw-r--r--drivers/video/omap2/omapfb/omapfb-ioctl.c12
-rw-r--r--drivers/video/omap2/omapfb/omapfb-main.c12
2 files changed, 20 insertions, 4 deletions
diff --git a/drivers/video/omap2/omapfb/omapfb-ioctl.c b/drivers/video/omap2/omapfb/omapfb-ioctl.c
index 3e4ee4dc2fb5..cff450392b79 100644
--- a/drivers/video/omap2/omapfb/omapfb-ioctl.c
+++ b/drivers/video/omap2/omapfb/omapfb-ioctl.c
@@ -895,8 +895,16 @@ int omapfb_ioctl(struct fb_info *fbi, unsigned int cmd, unsigned long arg)
p.display_info.xres = xres;
p.display_info.yres = yres;
- p.display_info.width = 0;
- p.display_info.height = 0;
+
+ if (display->driver->get_dimensions) {
+ u32 w, h;
+ display->driver->get_dimensions(display, &w, &h);
+ p.display_info.width = w;
+ p.display_info.height = h;
+ } else {
+ p.display_info.width = 0;
+ p.display_info.height = 0;
+ }
if (copy_to_user((void __user *)arg, &p.display_info,
sizeof(p.display_info)))
diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index 606f6eec4e17..c0c846c8f231 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -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) {
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