OMAP: DSS2: move get_recommended_bpp()

Move get_recommended_bpp() from omap_dss_device to omap_dss_driver.

This is part of a larger patch-set, which moves the control from omapdss
driver to the display driver.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>

1 files changed, 26 insertions, 5 deletions

diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index 212d2efb380c..216ed80293b8 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -54,6 +54,8 @@ module_param_named(test, omapfb_test_pattern, bool, 0644);
 #endif
 
 static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi);
+static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,
+                struct omap_dss_device *dssdev);
 
 #ifdef DEBUG
 static void draw_pixel(struct fb_info *fbi, int x, int y, unsigned color)
@@ -1404,6 +1406,7 @@ static int omapfb_alloc_fbmem_display(struct fb_info *fbi, unsigned long size,
                 unsigned long paddr)
 {
         struct omapfb_info *ofbi = FB2OFB(fbi);
+        struct omapfb2_device *fbdev = ofbi->fbdev;
         struct omap_dss_device *display;
         int bytespp;
 
@@ -1412,7 +1415,7 @@ static int omapfb_alloc_fbmem_display(struct fb_info *fbi, unsigned long size,
         if (!display)
                 return 0;
 
-        switch (display->get_recommended_bpp(display)) {
+        switch (omapfb_get_recommended_bpp(fbdev, display)) {
         case 16:
                 bytespp = 2;
                 break;
@@ -1760,7 +1763,7 @@ static int omapfb_fb_init(struct omapfb2_device *fbdev, struct fb_info *fbi)
                 var->yres_virtual = var->yres;
 
                 if (!var->bits_per_pixel) {
-                        switch (display->get_recommended_bpp(display)) {
+                        switch (omapfb_get_recommended_bpp(fbdev, display)) {
                         case 16:
                                 var->bits_per_pixel = 16;
                                 break;
@@ -2011,7 +2014,8 @@ static int omapfb_mode_to_timings(const char *mode_str,
         }
 }
 
-static int omapfb_set_def_mode(struct omap_dss_device *display, char *mode_str)
+static int omapfb_set_def_mode(struct omapfb2_device *fbdev,
+                struct omap_dss_device *display, char *mode_str)
 {
         int r;
         u8 bpp;
@@ -2021,7 +2025,9 @@ static int omapfb_set_def_mode(struct omap_dss_device *display, char *mode_str)
         if (r)
                 return r;
 
-        display->panel.recommended_bpp = bpp;
+        fbdev->bpp_overrides[fbdev->num_bpp_overrides].dssdev = display;
+        fbdev->bpp_overrides[fbdev->num_bpp_overrides].bpp = bpp;
+        ++fbdev->num_bpp_overrides;
 
         if (!display->check_timings || !display->set_timings)
                 return -EINVAL;
@@ -2035,6 +2041,21 @@ static int omapfb_set_def_mode(struct omap_dss_device *display, char *mode_str)
         return 0;
 }
 
+static int omapfb_get_recommended_bpp(struct omapfb2_device *fbdev,
+                struct omap_dss_device *dssdev)
+{
+        int i;
+
+        BUG_ON(dssdev->driver->get_recommended_bpp == NULL);
+
+        for (i = 0; i < fbdev->num_bpp_overrides; ++i) {
+                if (dssdev == fbdev->bpp_overrides[i].dssdev)
+                        return fbdev->bpp_overrides[i].bpp;
+        }
+
+        return dssdev->driver->get_recommended_bpp(dssdev);
+}
+
 static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)
 {
         char *str, *options, *this_opt;
@@ -2073,7 +2094,7 @@ static int omapfb_parse_def_modes(struct omapfb2_device *fbdev)
                         break;
                 }
 
-                r = omapfb_set_def_mode(display, mode_str);
+                r = omapfb_set_def_mode(fbdev, display, mode_str);
                 if (r)
                         break;
         }