From 2be123d7c6d2356cfe6655ccc3c210cf23da80ce Mon Sep 17 00:00:00 2001
From: Dave Airlie <airlied@redhat.com>
Date: Tue, 24 Feb 2015 09:24:02 +1000
Subject: [PATCH] drm/radeon: export max link rate calculation
We need this in the MST code later.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/radeon/atombios_dp.c | 4 ++--
drivers/gpu/drm/radeon/radeon_mode.h | 2 ++
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c
index a014c7bfa7640d..3e3290c203c625 100644
--- a/drivers/gpu/drm/radeon/atombios_dp.c
+++ b/drivers/gpu/drm/radeon/atombios_dp.c
@@ -310,8 +310,8 @@ static int dp_get_max_dp_pix_clock(int link_rate,
/***** radeon specific DP functions *****/
-static int radeon_dp_get_max_link_rate(struct drm_connector *connector,
- u8 dpcd[DP_DPCD_SIZE])
+int radeon_dp_get_max_link_rate(struct drm_connector *connector,
+ u8 dpcd[DP_DPCD_SIZE])
{
int max_link_rate;
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index f6a43461b76c35..e66a4b4caab225 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -719,6 +719,8 @@ extern u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector);
extern bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector);
extern int radeon_dp_get_panel_mode(struct drm_encoder *encoder,
struct drm_connector *connector);
+int radeon_dp_get_max_link_rate(struct drm_connector *connector,
+ u8 *dpcd);
extern void radeon_dp_set_rx_power_state(struct drm_connector *connector,
u8 power_state);
extern void radeon_dp_aux_init(struct radeon_connector *radeon_connector);
--
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