DCE5 and newer hardware only has 1 DAC.  Use the correct
offset.  This may fix display problems on certain board
configurations.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
Cc: stable at vger.kernel.org
---
 drivers/gpu/drm/radeon/evergreen.c | 4 ++--
 drivers/gpu/drm/radeon/si.c        | 2 +-
 drivers/gpu/drm/radeon/sid.h       | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/radeon/evergreen.c 
b/drivers/gpu/drm/radeon/evergreen.c
index 4116d02..f2b9e21 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -4348,8 +4348,8 @@ void evergreen_disable_interrupt_state(struct 
radeon_device *rdev)
                WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
        }

-       /* only one DAC on DCE6 */
-       if (!ASIC_IS_DCE6(rdev))
+       /* only one DAC on DCE5 */
+       if (!ASIC_IS_DCE5(rdev))
                WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
        WREG32(DACB_AUTODETECT_INT_CONTROL, 0);

diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index e641725..09ec4f6 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -5682,7 +5682,7 @@ static void si_disable_interrupt_state(struct 
radeon_device *rdev)
        }

        if (!ASIC_IS_NODCE(rdev)) {
-               WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
+               WREG32(DAC_AUTODETECT_INT_CONTROL, 0);

                tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
                WREG32(DC_HPD1_INT_CONTROL, tmp);
diff --git a/drivers/gpu/drm/radeon/sid.h b/drivers/gpu/drm/radeon/sid.h
index caa3e61..9239a6d 100644
--- a/drivers/gpu/drm/radeon/sid.h
+++ b/drivers/gpu/drm/radeon/sid.h
@@ -822,7 +822,7 @@
 #       define GRPH_PFLIP_INT_MASK                      (1 << 0)
 #       define GRPH_PFLIP_INT_TYPE                      (1 << 8)

-#define        DACA_AUTODETECT_INT_CONTROL                     0x66c8
+#define        DAC_AUTODETECT_INT_CONTROL                      0x67c8

 #define DC_HPD1_INT_STATUS                              0x601c
 #define DC_HPD2_INT_STATUS                              0x6028
-- 
1.8.3.1

Reply via email to