OMAP: DSS2: OMAPFB: Allow usage of def_vrfb only for omap2,3

VRFB is supported only on OMAP2 and OMAP3 platforms. If VRFB rotation is
not supported by the hardware and the user requests VRFB rotation,
print a warning and ignore the request from the user.

Signed-off-by: Senthilvadivu Guruswamy <svadivu@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/video/omap2/omapfb/omapfb-main.c b/drivers/video/omap2/omapfb/omapfb-main.c
index 4781421b37f8..6a704f176c22 100644
--- a/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/drivers/video/omap2/omapfb/omapfb-main.c
@@ -2198,6 +2198,16 @@ static int omapfb_probe(struct platform_device *pdev)
                 goto err0;
         }
 
+        /* TODO : Replace cpu check with omap_has_vrfb once HAS_FEATURE
+        *        available for OMAP2 and OMAP3
+        */
+        if (def_vrfb && !cpu_is_omap24xx() && !cpu_is_omap34xx()) {
+                def_vrfb = 0;
+                dev_warn(&pdev->dev, "VRFB is not supported on this hardware, "
+                                "ignoring the module parameter vrfb=y\n");
+        }
+
+
         mutex_init(&fbdev->mtx);
 
         fbdev->dev = &pdev->dev;