fbdev: Fix reversed back and front porches
PATCH 1/1 fbdev: Fix reversed back and front porches
In fbdev perspective, the frontporch is the lower/right margin and the backporch is the upper/left margin.
Correct.
Signed-off-by Antonino Daplas <[email protected]>
--- fbcvt.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)
drivers/video/fbcvt.c +4 -4
@@ -272,11 +272,11 @@ static void fb_cvt_convert_to_mode(struc { mode->refresh = cvt->f_refresh; mode->pixclock =KHZ2PICOS (cvt->pixclock/1000 ); - mode->left_margin = cvt->h_front_porch; - mode->right_margin = cvt->h_back_porch; + mode->left_margin = cvt->h_back_porch; + mode->right_margin = cvt->h_front_porch; mode->hsync_len = cvt->hsync; - mode->upper_margin = cvt->v_front_porch; - mode->lower_margin = cvt->v_back_porch; + mode->upper_margin = cvt->v_back_porch; + mode->lower_margin = cvt->v_front_porch; mode->vsync_len = cvt->vsync; mode->sync &= ~(FB_SYNC_HOR_HIGH_ACT |FB_SYNC_VERT_HIGH_ACT );
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