drm/amd/display: Remove unused hubbub1_toggle_watermark_change_req

hubbub1_toggle_watermark_change_req() last use was removed in 2017 by
commit b8fce2c9d773 ("drm/amd/display: Optimize programming front end")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.c b/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.c
index d738a36f2132714f69c492ec79ac99bd1873179c..7847c1c4927bf4e5a0e1928e6c061fb4a7db94de 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.c
@@ -679,24 +679,6 @@ void hubbub1_update_dchub(
        dh_data->dchub_info_valid = false;
 }
 
-void hubbub1_toggle_watermark_change_req(struct hubbub *hubbub)
-{
-       struct dcn10_hubbub *hubbub1 = TO_DCN10_HUBBUB(hubbub);
-
-       uint32_t watermark_change_req;
-
-       REG_GET(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL,
-                       DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, &watermark_change_req);
-
-       if (watermark_change_req)
-               watermark_change_req = 0;
-       else
-               watermark_change_req = 1;
-
-       REG_UPDATE(DCHUBBUB_ARB_WATERMARK_CHANGE_CNTL,
-                       DCHUBBUB_ARB_WATERMARK_CHANGE_REQUEST, watermark_change_req);
-}
-
 void hubbub1_soft_reset(struct hubbub *hubbub, bool reset)
 {
        struct dcn10_hubbub *hubbub1 = TO_DCN10_HUBBUB(hubbub);

diff --git a/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.h b/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.h
index 9fbd45c7dfef277077b6bacee6268baaee9d861b..fa5c4c18ed598fe67fa82788db1c9d8cc6df3e4a 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.h
+++ b/drivers/gpu/drm/amd/display/dc/hubbub/dcn10/dcn10_hubbub.h
@@ -489,9 +489,6 @@ void hubbub1_allow_self_refresh_control(struct hubbub *hubbub, bool allow);
 
 bool hubbub1_is_allow_self_refresh_enabled(struct hubbub *hubub);
 
-void hubbub1_toggle_watermark_change_req(
-               struct hubbub *hubbub);
-
 void hubbub1_wm_read_state(struct hubbub *hubbub,
                struct dcn_hubbub_wm *wm);