[PATCH 1/7] drm/amd/display: Remove unused mpc1_is_mpcc_idle

[linux]

From: "Dr. David Alan Gilbert" <linux@xxxxxxxxxxx>

mpc1_is_mpcc_idle() was added in 2017 by
commit feb4a3cd8eb0 ("drm/amd/display: Integrating MPC pseudocode")
but never used.

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@xxxxxxxxxxx>
---
 .../gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.c | 16 ----------------
 .../gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.h |  4 ----
 2 files changed, 20 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.c b/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.c
index f2f55565e98a..b23c64004dd5 100644
--- a/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.c
+++ b/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.c
@@ -142,22 +142,6 @@ struct mpcc *mpc1_get_mpcc_for_dpp(struct mpc_tree *tree, int dpp_id)
 	return NULL;
 }
 
-bool mpc1_is_mpcc_idle(struct mpc *mpc, int mpcc_id)
-{
-	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
-	unsigned int top_sel;
-	unsigned int opp_id;
-	unsigned int idle;
-
-	REG_GET(MPCC_TOP_SEL[mpcc_id], MPCC_TOP_SEL, &top_sel);
-	REG_GET(MPCC_OPP_ID[mpcc_id],  MPCC_OPP_ID, &opp_id);
-	REG_GET(MPCC_STATUS[mpcc_id],  MPCC_IDLE,   &idle);
-	if (top_sel == 0xf && opp_id == 0xf && idle)
-		return true;
-	else
-		return false;
-}
-
 void mpc1_assert_mpcc_idle_before_connect(struct mpc *mpc, int mpcc_id)
 {
 	struct dcn10_mpc *mpc10 = TO_DCN10_MPC(mpc);
diff --git a/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.h b/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.h
index dbfffc6383dc..874e36e39e1b 100644
--- a/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.h
+++ b/drivers/gpu/drm/amd/display/dc/mpc/dcn10/dcn10_mpc.h
@@ -173,10 +173,6 @@ void mpc1_update_stereo_mix(
 	struct mpcc_sm_cfg *sm_cfg,
 	int mpcc_id);
 
-bool mpc1_is_mpcc_idle(
-	struct mpc *mpc,
-	int mpcc_id);
-
 void mpc1_assert_mpcc_idle_before_connect(
 	struct mpc *mpc,
 	int mpcc_id);
-- 
2.48.1