static void tcs_list_gen()

in qcom/bcm-voter.c [126:166]

• 31 lines of code
• 6 McCabe index (conditional complexity)

static void tcs_list_gen(struct bcm_voter *voter, int bucket,
			 struct tcs_cmd tcs_list[MAX_VCD],
			 int n[MAX_VCD + 1])
{
	struct list_head *bcm_list = &voter->commit_list;
	struct qcom_icc_bcm *bcm;
	bool commit, wait;
	size_t idx = 0, batch = 0, cur_vcd_size = 0;

	memset(n, 0, sizeof(int) * (MAX_VCD + 1));

	list_for_each_entry(bcm, bcm_list, list) {
		commit = false;
		cur_vcd_size++;
		if ((list_is_last(&bcm->list, bcm_list)) ||
		    bcm->aux_data.vcd != list_next_entry(bcm, list)->aux_data.vcd) {
			commit = true;
			cur_vcd_size = 0;
		}

		wait = commit && (voter->tcs_wait & BIT(bucket));

		tcs_cmd_gen(&tcs_list[idx], bcm->vote_x[bucket],
			    bcm->vote_y[bucket], bcm->addr, commit, wait);
		idx++;
		n[batch]++;
		/*
		 * Batch the BCMs in such a way that we do not split them in
		 * multiple payloads when they are under the same VCD. This is
		 * to ensure that every BCM is committed since we only set the
		 * commit bit on the last BCM request of every VCD.
		 */
		if (n[batch] >= MAX_RPMH_PAYLOAD) {
			if (!commit) {
				n[batch] -= cur_vcd_size;
				n[batch + 1] = cur_vcd_size;
			}
			batch++;
		}
	}
}