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drm/radeon: export max link rate calculation

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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>
This commit is contained in:
Dave Airlie 2015-02-24 09:24:02 +10:00 committed by Alex Deucher
parent bf071900c3
commit 2be123d7c6
2 changed files with 4 additions and 2 deletions
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4
drivers/gpu/drm/radeon/atombios_dp.c
View File

@ -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;

2
drivers/gpu/drm/radeon/radeon_mode.h
View File

@ -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);