[haiku-commits] haiku: hrev43647 - src/add-ons/accelerants/radeon_hd

  • From: kallisti5@xxxxxxxxxxx
  • To: haiku-commits@xxxxxxxxxxxxx
  • Date: Tue, 10 Jan 2012 19:57:58 +0100 (CET)

hrev43647 adds 1 changeset to branch 'master'
old head: b4f8644589d508aa757a25adcfe7d2eef1127fb5
new head: 7dde214bc0f1f3ec2417b8e1ae6e07733d79829e

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7dde214: radeon_hd: Fix accelerant regression in 4e9e029
  
  * After 4e9e029, radeon_hd functionality became erratic.
  * I think failing to lock the encoder bios scratch on
    encoder changes was causing it.

                          [ Alexander von Gluck IV <kallisti5@xxxxxxxxxxx> ]

----------------------------------------------------------------------------

Revision:    hrev43647
Commit:      7dde214bc0f1f3ec2417b8e1ae6e07733d79829e
URL:         http://cgit.haiku-os.org/haiku/commit/?id=7dde214
Author:      Alexander von Gluck IV <kallisti5@xxxxxxxxxxx>
Date:        Tue Jan 10 19:01:50 2012 UTC

----------------------------------------------------------------------------

1 files changed, 4 insertions(+), 0 deletions(-)
src/add-ons/accelerants/radeon_hd/mode.cpp |    4 ++++

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diff --git a/src/add-ons/accelerants/radeon_hd/mode.cpp 
b/src/add-ons/accelerants/radeon_hd/mode.cpp
index d3306e9..4735c77 100644
--- a/src/add-ons/accelerants/radeon_hd/mode.cpp
+++ b/src/add-ons/accelerants/radeon_hd/mode.cpp
@@ -133,7 +133,9 @@ radeon_dpms_set(int mode)
                        for (uint8 id = 0; id < MAX_DISPLAY; id++) {
                                if (gDisplay[id]->active == false)
                                        continue;
+                               encoder_output_lock(true);
                                encoder_dpms_set(id, mode);
+                               encoder_output_lock(false);
                                display_crtc_lock(id, ATOM_ENABLE);
                                display_crtc_power(id, ATOM_ENABLE);
                                if (info.dceMajor >= 3)
@@ -155,7 +157,9 @@ radeon_dpms_set(int mode)
                                        display_crtc_memreq(id, ATOM_DISABLE);
                                display_crtc_power(id, ATOM_DISABLE);
                                display_crtc_lock(id, ATOM_DISABLE);
+                               encoder_output_lock(true);
                                encoder_dpms_set(id, mode);
+                               encoder_output_lock(false);
                        }
                        break;
        }


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