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authorAlex Deucher <alexander.deucher@amd.com>2014-01-27 11:54:44 -0500
committerAlex Deucher <alexander.deucher@amd.com>2014-01-29 15:23:05 -0500
commite9a321c6b2ac954a7dbf235f419c255a424a1273 (patch)
tree00f898ea95a749b64b284c375566055f7ee7cc65 /drivers/gpu
parent50efa51afddb50a6ab47ee15614fcf180130888c (diff)
downloadlinux-e9a321c6b2ac954a7dbf235f419c255a424a1273.tar.bz2
drm/radeon: fix DAC interrupt handling on DCE5+
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@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c4
-rw-r--r--drivers/gpu/drm/radeon/si.c2
-rw-r--r--drivers/gpu/drm/radeon/sid.h2
3 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 4116d0279596..f2b9e21ce4da 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 e641725ae543..09ec4f6c53bb 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 caa3e61a38c2..9239a6d29128 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