linux-kernel - [PATCH 018/115] drm/radeon: fix hdmi mode enable on RS600/RS690/RS740

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Date:	Mon, 20 May 2013 11:50:18 +0100
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Alex Deucher <alexander.deucher@....com>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 018/115] drm/radeon: fix hdmi mode enable on RS600/RS690/RS740

3.5.7.13 -stable review patch.  If anyone has any objections, please let me know.

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

From: Alex Deucher <alexander.deucher@....com>

commit dcb852905772416e322536ced5cb3c796d176af5 upstream.

These chips were previously skipped since they are
pre-R600.

Signed-off-by: Alex Deucher <alexander.deucher@....com>
[ luis: adjust context ]
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
 drivers/gpu/drm/radeon/r600_hdmi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c
index 851a477..26ce6c1 100644
--- a/drivers/gpu/drm/radeon/r600_hdmi.c
+++ b/drivers/gpu/drm/radeon/r600_hdmi.c
@@ -489,7 +489,7 @@ void r600_hdmi_enable(struct drm_encoder *encoder)
 	offset = dig->afmt->offset;
 
 	/* Older chipsets require setting HDMI and routing manually */
-	if (rdev->family >= CHIP_R600 && !ASIC_IS_DCE3(rdev)) {
+	if (ASIC_IS_DCE2(rdev) && !ASIC_IS_DCE3(rdev)) {
 		hdmi = HDMI0_ERROR_ACK | HDMI0_ENABLE;
 		switch (radeon_encoder->encoder_id) {
 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
@@ -559,7 +559,7 @@ void r600_hdmi_disable(struct drm_encoder *encoder)
 	radeon_irq_set(rdev);
 
 	/* Older chipsets not handled by AtomBIOS */
-	if (rdev->family >= CHIP_R600 && !ASIC_IS_DCE3(rdev)) {
+	if (ASIC_IS_DCE2(rdev) && !ASIC_IS_DCE3(rdev)) {
 		switch (radeon_encoder->encoder_id) {
 		case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
 			WREG32_P(AVIVO_TMDSA_CNTL, 0,
-- 
1.8.1.2

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