Commit 7a0987bf authored Jun 16, 2010 by Jani Nikula Committed by Tomi Valkeinen May 11, 2011

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>

parent b4de838e

drivers/video/omap2/omapfb/omapfb-ioctl.c

+10 −2

Original line number	Diff line number	Diff line
		@@ -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;

		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)))

drivers/video/omap2/omapfb/omapfb-main.c

+10 −2

Original line number	Diff line number	Diff line
		@@ -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);

		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) {

include/video/omapdss.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -505,6 +505,8 @@ struct omap_dss_driver {

		void (get_resolution)(struct omap_dss_device dssdev,
		u16 xres, u16 yres);
		void (get_dimensions)(struct omap_dss_device dssdev,
		u32 width, u32 height);
		int (get_recommended_bpp)(struct omap_dss_device dssdev);

		int (check_timings)(struct omap_dss_device dssdev,