Le 26/07/2023 à 17:02, Herve Codina a écrit :
> 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@xxxxxxxxxxx>
Reviewed-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
> ---
> drivers/soc/fsl/qe/qmc.c | 20 --------------------
> 1 file changed, 20 deletions(-)
>
> diff --git a/drivers/soc/fsl/qe/qmc.c b/drivers/soc/fsl/qe/qmc.c
> index c5552a0b5b19..33761c39aee1 100644
> --- 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;
