diff mbox

drm/i915: dvo_ch7xxx: fix vsync polarity setting

Message ID 1374758551-7948-1-git-send-email-imre.deak@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Imre Deak July 25, 2013, 1:22 p.m. UTC
This fixes a typo which set the wrong vsync and possibly also hsync
polarity for any modes with positive vsync polarity.

Signed-off-by: Imre Deak <imre.deak@intel.com>
---
 drivers/gpu/drm/i915/dvo_ch7xxx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Chris Wilson July 25, 2013, 1:45 p.m. UTC | #1
On Thu, Jul 25, 2013 at 04:22:31PM +0300, Imre Deak wrote:
> This fixes a typo which set the wrong vsync and possibly also hsync
> polarity for any modes with positive vsync polarity.

Note that this typo exists in the very first import of KMS:
commit 79e539453b34e35f39299a899d263b0a1f1670bd
Author: Jesse Barnes <jbarnes@virtuousgeek.org>
Date:   Fri Nov 7 14:24:08 2008 -0800

    DRM: i915: add mode setting support

> Signed-off-by: Imre Deak <imre.deak@intel.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
-Chris
Daniel Vetter July 25, 2013, 2:10 p.m. UTC | #2
On Thu, Jul 25, 2013 at 02:45:05PM +0100, Chris Wilson wrote:
> On Thu, Jul 25, 2013 at 04:22:31PM +0300, Imre Deak wrote:
> > This fixes a typo which set the wrong vsync and possibly also hsync
> > polarity for any modes with positive vsync polarity.
> 
> Note that this typo exists in the very first import of KMS:
> commit 79e539453b34e35f39299a899d263b0a1f1670bd
> Author: Jesse Barnes <jbarnes@virtuousgeek.org>
> Date:   Fri Nov 7 14:24:08 2008 -0800
> 
>     DRM: i915: add mode setting support
> 
> > Signed-off-by: Imre Deak <imre.deak@intel.com>
> Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>

Queued for -next, thanks for the patch.
-Daniel
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/dvo_ch7xxx.c b/drivers/gpu/drm/i915/dvo_ch7xxx.c
index 757e0fa..af42e94 100644
--- a/drivers/gpu/drm/i915/dvo_ch7xxx.c
+++ b/drivers/gpu/drm/i915/dvo_ch7xxx.c
@@ -307,7 +307,7 @@  static void ch7xxx_mode_set(struct intel_dvo_device *dvo,
 		idf |= CH7xxx_IDF_HSP;
 
 	if (mode->flags & DRM_MODE_FLAG_PVSYNC)
-		idf |= CH7xxx_IDF_HSP;
+		idf |= CH7xxx_IDF_VSP;
 
 	ch7xxx_writeb(dvo, CH7xxx_IDF, idf);
 }