Le 26/07/2023 à 17:02, Herve Codina a écrit :
> Available timeslots masks define timeslots available for the related
> channel. These timeslots are defined by the QMC binding.
>
> Timeslots used are initialized to available timeslots but can be a
> subset of available timeslots.
> This prepares the dynamic timeslots management (ie. changing timeslots
> at runtime).
>
> Signed-off-by: Herve Codina <herve.cod...@bootlin.com>
Reviewed-by: Christophe Leroy <christophe.le...@csgroup.eu>
> ---
> drivers/soc/fsl/qe/qmc.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/soc/fsl/qe/qmc.c b/drivers/soc/fsl/qe/qmc.c
> index 2d2a9d88ba6c..21ad7e79e7bd 100644
> --- a/drivers/soc/fsl/qe/qmc.c
> +++ b/drivers/soc/fsl/qe/qmc.c
> @@ -177,7 +177,9 @@ struct qmc_chan {
> struct qmc *qmc;
> void __iomem *s_param;
> enum qmc_mode mode;
> + u64 tx_ts_mask_avail;
> u64 tx_ts_mask;
> + u64 rx_ts_mask_avail;
> u64 rx_ts_mask;
> bool is_reverse_data;
>
> @@ -875,7 +877,8 @@ static int qmc_of_parse_chans(struct qmc *qmc, struct
> device_node *np)
> of_node_put(chan_np);
> return ret;
> }
> - chan->tx_ts_mask = ts_mask;
> + chan->tx_ts_mask_avail = ts_mask;
> + chan->tx_ts_mask = chan->tx_ts_mask_avail;
>
> ret = of_property_read_u64(chan_np, "fsl,rx-ts-mask", &ts_mask);
> if (ret) {
> @@ -884,7 +887,8 @@ static int qmc_of_parse_chans(struct qmc *qmc, struct
> device_node *np)
> of_node_put(chan_np);
> return ret;
> }
> - chan->rx_ts_mask = ts_mask;
> + chan->rx_ts_mask_avail = ts_mask;
> + chan->rx_ts_mask = chan->rx_ts_mask_avail;
>
> mode = "transparent";
> ret = of_property_read_string(chan_np, "fsl,operational-mode",
> &mode);
