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

In absence of Device Manager (DM) services such as at R5 SPL stage,
driver will have to natively setup TCHAN/RCHAN/RFLOW cfg registers.
Existing UDMA driver performed the above mentioned configuration
for UDMA. Add similar configuration for PKTDMA here.

Reviewed-by: Alexander Sverdlin <alexander.sverd...@siemens.com>
Signed-off-by: Kishon Vijay Abraham I <kis...@ti.com>
Signed-off-by: Siddharth Vadapalli <s-vadapa...@ti.com>
Signed-off-by: Chintan Vankar <c-van...@ti.com>
---

Link to v5:
https://lore.kernel.org/r/20240813105400.4054657-6-c-van...@ti.com/

Changes from v5 to v6:
- Added Reviewed-by tag from Alexander Sverdlin.

 drivers/dma/ti/k3-udma.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
index b7e674f2186..e23d09e6b81 100644
--- a/drivers/dma/ti/k3-udma.c
+++ b/drivers/dma/ti/k3-udma.c
@@ -2118,6 +2118,9 @@ static int bcdma_tisci_tx_channel_config(struct udma_chan 
*uc)
        if (ret)
                dev_err(ud->dev, "tchan%d cfg failed %d\n", tchan->id, ret);
 
+       if (IS_ENABLED(CONFIG_K3_DM_FW))
+               udma_alloc_tchan_raw(uc);
+
        return ret;
 }
 
@@ -2166,6 +2169,9 @@ static int pktdma_tisci_rx_channel_config(struct 
udma_chan *uc)
                dev_err(ud->dev, "flow%d config failed: %d\n", uc->rflow->id,
                        ret);
 
+       if (IS_ENABLED(CONFIG_K3_DM_FW))
+               udma_alloc_rchan_raw(uc);
+
        return ret;
 }
 
-- 
2.34.1

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