From: Vincent Abriou Date: Fri, 5 Jun 2015 08:24:43 +0000 (+0200) Subject: drm/sti: hdmi fix CEA-861E video format timing error X-Git-Tag: firefly_0821_release~176^2~1470^2~20^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8661532a6cf841fdab20d7e1868e6fd99a226d32;p=firefly-linux-kernel-4.4.55.git drm/sti: hdmi fix CEA-861E video format timing error HDMI analyzer tests showed that Vsync and Hsync signal were not compliant with the HDMI protocol. The first active pixel of a line is defined by HDMI_ACTIVE_VID_XMIN. The last active pixel of a line is defined by HDMI_ACTIVE_VID_XMAX. Signed-off-by: Vincent Abriou --- diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c index ae5424bd6b4c..f28a4d54487c 100644 --- a/drivers/gpu/drm/sti/sti_hdmi.c +++ b/drivers/gpu/drm/sti/sti_hdmi.c @@ -192,8 +192,8 @@ static void hdmi_active_area(struct sti_hdmi *hdmi) u32 xmin, xmax; u32 ymin, ymax; - xmin = sti_vtg_get_pixel_number(hdmi->mode, 0); - xmax = sti_vtg_get_pixel_number(hdmi->mode, hdmi->mode.hdisplay - 1); + xmin = sti_vtg_get_pixel_number(hdmi->mode, 1); + xmax = sti_vtg_get_pixel_number(hdmi->mode, hdmi->mode.hdisplay); ymin = sti_vtg_get_line_number(hdmi->mode, 0); ymax = sti_vtg_get_line_number(hdmi->mode, hdmi->mode.vdisplay - 1);