On Wed, May 22, 2024 at 8:15 PM <pbhagavat...@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavat...@marvell.com>
>
> Add support to configure higher chunk size by using the new
> OPEN_V2 mailbox, this improves performance as the number of
> mempool allocs are reduced.
>
> Signed-off-by: Pavan Nikhilesh <pbhagavat...@marvell.com>
> Signed-off-by: Amit Prakash Shukla <amitpraka...@marvell.com>
> ---
> drivers/common/cnxk/roc_dpi.c | 39 ++++++++++++++++++++++++++++++
> drivers/common/cnxk/roc_dpi.h | 2 ++
> drivers/common/cnxk/roc_dpi_priv.h | 1 +
> drivers/common/cnxk/version.map | 1 +
> drivers/dma/cnxk/cnxk_dmadev.c | 31 ++++++++++++++++--------
> drivers/dma/cnxk/cnxk_dmadev.h | 1 +
New feature spotted, please update release note for PMD specific API.
> 6 files changed, 65 insertions(+), 10 deletions(-)
> +
> +int
> +roc_dpi_configure_v2(struct roc_dpi *roc_dpi, uint32_t chunk_sz, uint64_t
> aura, uint64_t chunk_base)
> +{
> + struct plt_pci_device *pci_dev;
> + dpi_mbox_msg_t mbox_msg;
> + uint64_t reg;
> + int rc;
> +
> + if (!roc_dpi) {
> + plt_err("roc_dpi is NULL");
> + return -EINVAL;
> + }
> +
> + pci_dev = roc_dpi->pci_dev;
> +
> + roc_dpi_disable(roc_dpi);
> + reg = plt_read64(roc_dpi->rbase + DPI_VDMA_SADDR);
> + while (!(reg & BIT_ULL(63)))
> + reg = plt_read64(roc_dpi->rbase + DPI_VDMA_SADDR);
Is timeout needed?
