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>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpu/drm/nouveau/nv04_crtc.c b/drivers/gpu/drm/nouveau/nv04_crtc.c
index d2f143ed97c1..9986aba1ef2c 100644
--- a/drivers/gpu/drm/nouveau/nv04_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv04_crtc.c
@@ -230,9 +230,9 @@ nv_crtc_mode_set_vga(struct drm_crtc *crtc, struct drm_display_mode *mode)
         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;