soc: fsl: cpm1: qmc: Remove no more needed checks from qmc_check_chans()

The newly introduced qmc_chan_setup_tsa* functions check that the
channel entries are not already used.
These checks are also performed by qmc_check_chans() and are no more
needed.

Remove them from qmc_check_chans().

Signed-off-by: Herve Codina <herve.codina@bootlin.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Link: https://lore.kernel.org/r/20231205152116.122512-11-herve.codina@bootlin.com

diff --git a/drivers/soc/fsl/qe/qmc.c b/drivers/soc/fsl/qe/qmc.c
index 5d7e2ecdd933eb49610d61f2ddd2f59ad4d56c1d..f2a71a140db771a7ddf1b7b1478f59e65edbfdfe 100644 (file)
--- a/drivers/soc/fsl/qe/qmc.c
+++ b/drivers/soc/fsl/qe/qmc.c
@@ -884,10 +884,7 @@ EXPORT_SYMBOL(qmc_chan_reset);
 static int qmc_check_chans(struct qmc *qmc)
 {
        struct tsa_serial_info info;
-       bool is_one_table = false;
        struct qmc_chan *chan;
-       u64 tx_ts_mask = 0;
-       u64 rx_ts_mask = 0;
        u64 tx_ts_assigned_mask;
        u64 rx_ts_assigned_mask;
        int ret;
@@ -911,7 +908,6 @@ static int qmc_check_chans(struct qmc *qmc)
                        dev_err(qmc->dev, "Number of TSA Tx/Rx TS assigned are not equal\n");
                        return -EINVAL;
                }
-               is_one_table = true;
        }
 
        tx_ts_assigned_mask = info.nb_tx_ts == 64 ? U64_MAX : (((u64)1) << info.nb_tx_ts) - 1;
@@ -922,27 +918,11 @@ static int qmc_check_chans(struct qmc *qmc)
                        dev_err(qmc->dev, "chan %u uses TSA unassigned Tx TS\n", chan->id);
                        return -EINVAL;
                }
-               if (tx_ts_mask & chan->tx_ts_mask) {
-                       dev_err(qmc->dev, "chan %u uses an already used Tx TS\n", chan->id);
-                       return -EINVAL;
-               }
 
                if (chan->rx_ts_mask > rx_ts_assigned_mask) {
                        dev_err(qmc->dev, "chan %u uses TSA unassigned Rx TS\n", chan->id);
                        return -EINVAL;
                }
-               if (rx_ts_mask & chan->rx_ts_mask) {
-                       dev_err(qmc->dev, "chan %u uses an already used Rx TS\n", chan->id);
-                       return -EINVAL;
-               }
-
-               if (is_one_table && (chan->tx_ts_mask != chan->rx_ts_mask)) {
-                       dev_err(qmc->dev, "chan %u uses different Rx and Tx TS\n", chan->id);
-                       return -EINVAL;
-               }
-
-               tx_ts_mask |= chan->tx_ts_mask;
-               rx_ts_mask |= chan->rx_ts_mask;
        }
 
        return 0;