amdgpu/dc: set some of the link dp code to static.

These aren't currently used outside this file.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 305ca0d..888d268 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -32,6 +32,14 @@ enum {
        LINK_TRAINING_MAX_CR_RETRY = 100
 };
 
+static bool decide_fallback_link_setting(
+               struct dc_link_settings initial_link_settings,
+               struct dc_link_settings *current_link_setting,
+               enum link_training_result training_result);
+static struct dc_link_settings get_common_supported_link_settings (
+               struct dc_link_settings link_setting_a,
+               struct dc_link_settings link_setting_b);
+
 static void wait_for_training_aux_rd_interval(
        struct dc_link *link,
        uint32_t default_wait_in_micro_secs)
@@ -1150,7 +1158,7 @@ bool dp_hbr_verify_link_cap(
        return success;
 }
 
-struct dc_link_settings get_common_supported_link_settings (
+static struct dc_link_settings get_common_supported_link_settings (
                struct dc_link_settings link_setting_a,
                struct dc_link_settings link_setting_b)
 {
@@ -1215,7 +1223,7 @@ enum dc_lane_count reduce_lane_count(enum dc_lane_count lane_count)
        }
 }
 
-enum dc_link_rate reduce_link_rate(enum dc_link_rate link_rate)
+static enum dc_link_rate reduce_link_rate(enum dc_link_rate link_rate)
 {
        switch (link_rate) {
        case LINK_RATE_HIGH3:
@@ -1231,7 +1239,7 @@ enum dc_link_rate reduce_link_rate(enum dc_link_rate link_rate)
        }
 }
 
-enum dc_lane_count increase_lane_count(enum dc_lane_count lane_count)
+static enum dc_lane_count increase_lane_count(enum dc_lane_count lane_count)
 {
        switch (lane_count) {
        case LANE_COUNT_ONE:
@@ -1243,7 +1251,7 @@ enum dc_lane_count increase_lane_count(enum dc_lane_count lane_count)
        }
 }
 
-enum dc_link_rate increase_link_rate(enum dc_link_rate link_rate)
+static enum dc_link_rate increase_link_rate(enum dc_link_rate link_rate)
 {
        switch (link_rate) {
        case LINK_RATE_LOW:
@@ -1265,7 +1273,7 @@ enum dc_link_rate increase_link_rate(enum dc_link_rate link_rate)
  *                     false - has reached minimum setting
  *                                     and no further fallback could be done
  */
-bool decide_fallback_link_setting(
+static bool decide_fallback_link_setting(
                struct dc_link_settings initial_link_settings,
                struct dc_link_settings *current_link_setting,
                enum link_training_result training_result)

diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
index 7168dcc..616c73e 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h
@@ -37,14 +37,6 @@ bool dp_hbr_verify_link_cap(
        struct dc_link *link,
        struct dc_link_settings *known_limit_link_setting);
 
-bool decide_fallback_link_setting(struct dc_link_settings link_setting_init,
-               struct dc_link_settings *link_setting_current,
-               enum link_training_result training_result);
-
-struct dc_link_settings get_common_supported_link_settings (
-               struct dc_link_settings link_setting_a,
-               struct dc_link_settings link_setting_b);
-
 bool dp_validate_mode_timing(
        struct dc_link *link,
        const struct dc_crtc_timing *timing);