Re: [PATCH v7 5/8] fbmon: add videomode helpers

Hi Prakash!

On Wed, Oct 31, 2012 at 03:30:03PM +0000, Manjunathappa, Prakash wrote:

Hi Steffen,

On Wed, Oct 31, 2012 at 14:58:05, Steffen Trumtrar wrote:

quoted

Add a function to convert from the generic videomode to a fb_videomode.

Signed-off-by: Steffen Trumtrar <redacted>
---
 drivers/video/fbmon.c |   36 ++++++++++++++++++++++++++++++++++++
 include/linux/fb.h    |    2 ++
 2 files changed, 38 insertions(+)

diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
index cef6557..b9e6ab3 100644
--- a/drivers/video/fbmon.c
+++ b/drivers/video/fbmon.c

@@ -1373,6 +1373,42 @@ int fb_get_mode(int flags, u32 val, struct fb_var_screeninfo *var, struct fb_inf
 	kfree(timings);
 	return err;
 }
+
+#if IS_ENABLED(CONFIG_VIDEOMODE)
+int videomode_to_fb_videomode(struct videomode *vm, struct fb_videomode *fbmode)
+{
+	fbmode->xres = vm->hactive;
+	fbmode->left_margin = vm->hback_porch;
+	fbmode->right_margin = vm->hfront_porch;
+	fbmode->hsync_len = vm->hsync_len;
+
+	fbmode->yres = vm->vactive;
+	fbmode->upper_margin = vm->vback_porch;
+	fbmode->lower_margin = vm->vfront_porch;
+	fbmode->vsync_len = vm->vsync_len;
+
+	fbmode->pixclock = KHZ2PICOS(vm->pixelclock / 1000);
+
+	fbmode->sync = 0;
+	fbmode->vmode = 0;
+	if (vm->hah)
+		fbmode->sync |= FB_SYNC_HOR_HIGH_ACT;
+	if (vm->vah)
+		fbmode->sync |= FB_SYNC_VERT_HIGH_ACT;
+	if (vm->interlaced)
+		fbmode->vmode |= FB_VMODE_INTERLACED;
+	if (vm->doublescan)
+		fbmode->vmode |= FB_VMODE_DOUBLE;
+

"pixelclk-inverted" property of the panel is not percolated fb_videomode.
Please let me know if I am missing something.

You are right. I forgot that :(

Regards,
Steffen


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