diff options
| -rw-r--r-- | drivers/dma/ti/k3-udma.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 0e8426dd18a75..eee43757e7740 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -86,6 +86,7 @@ struct udma_rchan { #define UDMA_FLAG_PDMA_ACC32 BIT(0) #define UDMA_FLAG_PDMA_BURST BIT(1) +#define UDMA_FLAG_TDTYPE BIT(2) struct udma_match_data { u32 psil_base; @@ -1589,6 +1590,13 @@ static int udma_tisci_tx_channel_config(struct udma_chan *uc) req_tx.tx_fetch_size = fetch_size >> 2; req_tx.txcq_qnum = tc_ring; req_tx.tx_atype = uc->config.atype; + if (uc->config.ep_type == PSIL_EP_PDMA_XY && + ud->match_data->flags & UDMA_FLAG_TDTYPE) { + /* wait for peer to complete the teardown for PDMAs */ + req_tx.valid_params |= + TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_TDTYPE_VALID; + req_tx.tx_tdtype = 1; + } ret = tisci_ops->tx_ch_cfg(tisci_rm->tisci, &req_tx); if (ret) @@ -3105,14 +3113,14 @@ static struct udma_match_data am654_mcu_data = { static struct udma_match_data j721e_main_data = { .psil_base = 0x1000, .enable_memcpy_support = true, - .flags = UDMA_FLAG_PDMA_ACC32 | UDMA_FLAG_PDMA_BURST, + .flags = UDMA_FLAG_PDMA_ACC32 | UDMA_FLAG_PDMA_BURST | UDMA_FLAG_TDTYPE, .statictr_z_mask = GENMASK(23, 0), }; static struct udma_match_data j721e_mcu_data = { .psil_base = 0x6000, .enable_memcpy_support = false, /* MEM_TO_MEM is slow via MCU UDMA */ - .flags = UDMA_FLAG_PDMA_ACC32 | UDMA_FLAG_PDMA_BURST, + .flags = UDMA_FLAG_PDMA_ACC32 | UDMA_FLAG_PDMA_BURST | UDMA_FLAG_TDTYPE, .statictr_z_mask = GENMASK(23, 0), }; |