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mmrm-driver: Update delta current correctly

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Update delta current correctly after client
was throttled.

Change-Id: I3b51f8eb7f94d3659dea5dde6e16537fbc0de87d
Signed-off-by: Mahesh Kumar Sharma <smahesh@codeaurora.org>
This commit is contained in:
Mahesh Kumar Sharma
2021-08-05 19:11:56 -07:00
committed by Gerrit - the friendly Code Review server
parent aa373d648a
commit b5fa8d8109
1 changed files with 25 additions and 22 deletions
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47
driver/src/mmrm_clk_rsrc_mgr_sw.c
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@@ -490,7 +490,7 @@ err_invalid_level:
} }
static int mmrm_sw_throttle_low_priority_client( static int mmrm_sw_throttle_low_priority_client(
struct mmrm_sw_clk_mgr_info *sinfo, u32 *delta_cur) struct mmrm_sw_clk_mgr_info *sinfo, int *delta_cur)
{ {
int rc = 0, i; int rc = 0, i;
bool found_client_throttle = false; bool found_client_throttle = false;
@@ -557,31 +557,34 @@ static int mmrm_sw_throttle_low_priority_client(
goto err_clk_set_fail; goto err_clk_set_fail;
} }
rc = clk_set_rate(tbl_entry_throttle_client->clk, if (tbl_entry_throttle_client->reserve == false) {
tbl_entry_throttle_client->freq[clk_min_level]); rc = clk_set_rate(tbl_entry_throttle_client->clk,
if (rc) { tbl_entry_throttle_client->freq[clk_min_level]);
d_mpr_e("%s: Failed to throttle the clk csid(%d)\n", if (rc) {
d_mpr_e("%s: Failed to throttle the clk csid(%d)\n",
__func__, tbl_entry_throttle_client->clk_src_id); __func__, tbl_entry_throttle_client->clk_src_id);
rc = -EINVAL; rc = -EINVAL;
goto err_clk_set_fail; goto err_clk_set_fail;
} else { }
d_mpr_h("%s: %s throttled to %llu\n", }
d_mpr_h("%s: %s throttled to %llu\n",
__func__, tbl_entry_throttle_client->name, __func__, tbl_entry_throttle_client->name,
tbl_entry_throttle_client->freq[clk_min_level]); tbl_entry_throttle_client->freq[clk_min_level]);
*delta_cur = now_cur_ma - min_cur_ma; *delta_cur -= now_cur_ma - min_cur_ma;
/* Store this client for bookkeeping */ /* Store this client for bookkeeping */
tc_data = kzalloc(sizeof(*tc_data), GFP_KERNEL); tc_data = kzalloc(sizeof(*tc_data), GFP_KERNEL);
if (IS_ERR_OR_NULL(tc_data)) { if (IS_ERR_OR_NULL(tc_data)) {
d_mpr_e("%s: Failed to allocate memory\n", __func__); d_mpr_e("%s: Failed to allocate memory\n", __func__);
return -ENOMEM; return -ENOMEM;
}
tc_data->table_id = i;
tc_data->delta_cu_ma = now_cur_ma - min_cur_ma;
tc_data->prev_vdd_level = tbl_entry_throttle_client->vdd_level;
// Add throttled client to list to access it later
list_add_tail(&tc_data->list, &sinfo->throttled_clients);
} }
tc_data->table_id = i;
tc_data->delta_cu_ma = now_cur_ma - min_cur_ma;
tc_data->prev_vdd_level = tbl_entry_throttle_client->vdd_level;
// Add throttled client to list to access it later
list_add_tail(&tc_data->list, &sinfo->throttled_clients);
/* Store the throttled clock rate of client */ /* Store the throttled clock rate of client */
tbl_entry_throttle_client->clk_rate = tbl_entry_throttle_client->clk_rate =
tbl_entry_throttle_client->freq[clk_min_level]; tbl_entry_throttle_client->freq[clk_min_level];
@@ -590,7 +593,7 @@ static int mmrm_sw_throttle_low_priority_client(
tbl_entry_throttle_client->vdd_level = clk_min_level; tbl_entry_throttle_client->vdd_level = clk_min_level;
/* Clearing the reserve flag */ /* Clearing the reserve flag */
tbl_entry_throttle_client->reserve = tbl_entry_throttle_client->reserve & 0; tbl_entry_throttle_client->reserve = false;
} }
err_clk_set_fail: err_clk_set_fail:
return rc; return rc;