drm/nv04-nv40: Fix up the programmed horizontal sync pulse delay.
The calculated values were a little bit off (~16 clocks), the only
effect it could have had is a slightly offset image with respect to
the blob on analog outputs (bug 26790).
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c
index d2f143e..9986aba 100644
--- a/drivers/gpu/drm/nouveau/nv04_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv04_crtc.c
@@ -230,9 +230,9 @@
struct drm_framebuffer *fb = crtc->fb;
/* Calculate our timings */
- int horizDisplay = (mode->crtc_hdisplay >> 3) - 1;
- int horizStart = (mode->crtc_hsync_start >> 3) - 1;
- int horizEnd = (mode->crtc_hsync_end >> 3) - 1;
+ int horizDisplay = (mode->crtc_hdisplay >> 3) - 1;
+ int horizStart = (mode->crtc_hsync_start >> 3) + 1;
+ int horizEnd = (mode->crtc_hsync_end >> 3) + 1;
int horizTotal = (mode->crtc_htotal >> 3) - 5;
int horizBlankStart = (mode->crtc_hdisplay >> 3) - 1;
int horizBlankEnd = (mode->crtc_htotal >> 3) - 1;