stepcompress: Remove no longer needed stepcompress_set_homing()

Now that homing is implemented via "drip moves", it is no longer
necessary for the stepcompress code to have special homing logic.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

3 files changed, 3 insertions, 22 deletions

diff --git a/klippy/chelper/__init__.py b/klippy/chelper/__init__.py
index aeacb9d0..6de764f0 100644
--- a/klippy/chelper/__init__.py
+++ b/klippy/chelper/__init__.py
@@ -31,7 +31,6 @@ defs_stepcompress = """
         , uint32_t set_next_step_dir_msgid);
     void stepcompress_free(struct stepcompress *sc);
     int stepcompress_reset(struct stepcompress *sc, uint64_t last_step_clock);
-    int stepcompress_set_homing(struct stepcompress *sc, uint64_t homing_clock);
     int stepcompress_queue_msg(struct stepcompress *sc
         , uint32_t *data, int len);
 
diff --git a/klippy/chelper/stepcompress.c b/klippy/chelper/stepcompress.c
index fa6eb957..4a386d65 100644
--- a/klippy/chelper/stepcompress.c
+++ b/klippy/chelper/stepcompress.c
@@ -34,7 +34,7 @@ struct stepcompress {
     uint32_t max_error;
     double mcu_time_offset, mcu_freq;
     // Message generation
-    uint64_t last_step_clock, homing_clock;
+    uint64_t last_step_clock;
     struct list_head msg_queue;
     uint32_t queue_step_msgid, set_next_step_dir_msgid, oid;
     int sdir, invert_sdir;
@@ -281,9 +281,6 @@ stepcompress_flush(struct stepcompress *sc, uint64_t move_clock)
         int32_t addfactor = move.count*(move.count-1)/2;
         uint32_t ticks = move.add*addfactor + move.interval*move.count;
         sc->last_step_clock += ticks;
-        if (sc->homing_clock)
-            // When homing, all steps should be sent prior to homing_clock
-            qm->min_clock = qm->req_clock = sc->homing_clock;
         list_add_tail(&qm->node, &sc->msg_queue);
 
         if (sc->queue_pos + move.count >= sc->queue_next) {
@@ -306,9 +303,6 @@ stepcompress_flush_far(struct stepcompress *sc, uint64_t abs_step_clock)
     struct queue_message *qm = message_alloc_and_encode(msg, 5);
     qm->min_clock = sc->last_step_clock;
     sc->last_step_clock = qm->req_clock = abs_step_clock;
-    if (sc->homing_clock)
-        // When homing, all steps should be sent prior to homing_clock
-        qm->min_clock = qm->req_clock = sc->homing_clock;
     list_add_tail(&qm->node, &sc->msg_queue);
     return 0;
 }
@@ -327,7 +321,7 @@ set_next_step_dir(struct stepcompress *sc, int sdir)
         sc->set_next_step_dir_msgid, sc->oid, sdir ^ sc->invert_sdir
     };
     struct queue_message *qm = message_alloc_and_encode(msg, 3);
-    qm->req_clock = sc->homing_clock ?: sc->last_step_clock;
+    qm->req_clock = sc->last_step_clock;
     list_add_tail(&qm->node, &sc->msg_queue);
     return 0;
 }
@@ -344,17 +338,6 @@ stepcompress_reset(struct stepcompress *sc, uint64_t last_step_clock)
     return 0;
 }
 
-// Indicate the stepper is in homing mode (or done homing if zero)
-int __visible
-stepcompress_set_homing(struct stepcompress *sc, uint64_t homing_clock)
-{
-    int ret = stepcompress_flush(sc, UINT64_MAX);
-    if (ret)
-        return ret;
-    sc->homing_clock = homing_clock;
-    return 0;
-}
-
 // Queue an mcu command to go out in order with stepper commands
 int __visible
 stepcompress_queue_msg(struct stepcompress *sc, uint32_t *data, int len)
@@ -364,7 +347,7 @@ stepcompress_queue_msg(struct stepcompress *sc, uint32_t *data, int len)
         return ret;
 
     struct queue_message *qm = message_alloc_and_encode(data, len);
-    qm->req_clock = sc->homing_clock ?: sc->last_step_clock;
+    qm->req_clock = sc->last_step_clock;
     list_add_tail(&qm->node, &sc->msg_queue);
     return 0;
 }
diff --git a/klippy/chelper/stepcompress.h b/klippy/chelper/stepcompress.h
index 4e74bbda..b56de304 100644
--- a/klippy/chelper/stepcompress.h
+++ b/klippy/chelper/stepcompress.h
@@ -11,7 +11,6 @@ void stepcompress_fill(struct stepcompress *sc, uint32_t max_error
                        , uint32_t set_next_step_dir_msgid);
 void stepcompress_free(struct stepcompress *sc);
 int stepcompress_reset(struct stepcompress *sc, uint64_t last_step_clock);
-int stepcompress_set_homing(struct stepcompress *sc, uint64_t homing_clock);
 int stepcompress_queue_msg(struct stepcompress *sc, uint32_t *data, int len);
 double stepcompress_get_mcu_freq(struct stepcompress *sc);
 uint32_t stepcompress_get_oid(struct stepcompress *sc);