[PATCH v2 02/10] firmware: ti_sci: Add No-OP for "RX_FL_CFG"

Chintan Vankar
2024-04-25T12:09:28Z

From: Kishon Vijay Abraham I <kishon@ti.com>

RX_FL_CFG message should not be forwarded to TIFS and should be
handled within R5 SPL (when DM services are not available). Add
a no-op function to not handle RX_FL_CFG messages.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Signed-off-by: Chintan Vankar <c-vankar@ti.com>
---

Link to v1:
https://lore.kernel.org/r/20240112064759.1801600-3-s-vadapalli@ti.com/

Changes from v1 to v2:
- No changes.

drivers/firmware/ti_sci.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c
index 6c581b9df9..2e9cc1d86c 100644
--- a/drivers/firmware/ti_sci.c
+++ b/drivers/firmware/ti_sci.c
@@ -2452,6 +2452,12 @@ fail:
return ret;
}

+static int ti_sci_cmd_rm_udmap_rx_flow_cfg_noop(const struct ti_sci_handle *handle,
+ const struct ti_sci_msg_rm_udmap_flow_cfg *params)
+{
+ return 0;
+}
+
/**
* ti_sci_cmd_set_fwl_region() - Request for configuring a firewall region
* @handle: pointer to TI SCI handle
@@ -2897,7 +2903,7 @@ static __maybe_unused int ti_sci_dm_probe(struct udevice *dev)
udmap_ops = &ops->rm_udmap_ops;
udmap_ops->tx_ch_cfg = ti_sci_cmd_rm_udmap_tx_ch_cfg;
udmap_ops->rx_ch_cfg = ti_sci_cmd_rm_udmap_rx_ch_cfg;
- udmap_ops->rx_flow_cfg = ti_sci_cmd_rm_udmap_rx_flow_cfg;
+ udmap_ops->rx_flow_cfg = ti_sci_cmd_rm_udmap_rx_flow_cfg_noop;

return ret;
}
--
2.34.1