diff options
| author | Sai Krishna <saikrishnag@marvell.com> | 2025-06-11 16:31:55 +0530 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-06-16 17:37:49 -0700 |
| commit | f8909d3dd55440e63a9795d16662e9df9dd77c2d (patch) | |
| tree | 1ecedd042b452e01eaf7147cb728cf555e5cb76c /drivers/net/ethernet/marvell/octeontx2/af/mbox.c | |
| parent | 370c2374bfa985fb8786aa16496b722b654a1198 (diff) | |
octeontx2-af: CN20K mbox implementation for AF's VF
This patch implements the CN20k MBOX communication between AF and
AF's VFs. This implementation uses separate trigger interrupts
for request, response messages against using trigger message data in CN10K.
Signed-off-by: Sai Krishna <saikrishnag@marvell.com>
Signed-off-by: Sunil Kovvuri Goutham <sgoutham@marvell.com>
Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Link: https://patch.msgid.link/1749639716-13868-6-git-send-email-sbhatta@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/mbox.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/mbox.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c index 89324a30137f..75872d257eca 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c @@ -63,24 +63,28 @@ int cn20k_mbox_setup(struct otx2_mbox *mbox, struct pci_dev *pdev, { switch (direction) { case MBOX_DIR_AFPF: + case MBOX_DIR_PFVF: mbox->tx_start = MBOX_DOWN_TX_START; mbox->rx_start = MBOX_DOWN_RX_START; mbox->tx_size = MBOX_DOWN_TX_SIZE; mbox->rx_size = MBOX_DOWN_RX_SIZE; break; case MBOX_DIR_PFAF: + case MBOX_DIR_VFPF: mbox->tx_start = MBOX_DOWN_RX_START; mbox->rx_start = MBOX_DOWN_TX_START; mbox->tx_size = MBOX_DOWN_RX_SIZE; mbox->rx_size = MBOX_DOWN_TX_SIZE; break; case MBOX_DIR_AFPF_UP: + case MBOX_DIR_PFVF_UP: mbox->tx_start = MBOX_UP_TX_START; mbox->rx_start = MBOX_UP_RX_START; mbox->tx_size = MBOX_UP_TX_SIZE; mbox->rx_size = MBOX_UP_RX_SIZE; break; case MBOX_DIR_PFAF_UP: + case MBOX_DIR_VFPF_UP: mbox->tx_start = MBOX_UP_RX_START; mbox->rx_start = MBOX_UP_TX_START; mbox->tx_size = MBOX_UP_RX_SIZE; @@ -107,6 +111,22 @@ int cn20k_mbox_setup(struct otx2_mbox *mbox, struct pci_dev *pdev, mbox->trigger = RVU_MBOX_PF_PFAF_TRIGX(1); mbox->tr_shift = 0; break; + case MBOX_DIR_PFVF: + mbox->trigger = RVU_MBOX_PF_VFX_PFVF_TRIGX(1); + mbox->tr_shift = 4; + break; + case MBOX_DIR_PFVF_UP: + mbox->trigger = RVU_MBOX_PF_VFX_PFVF_TRIGX(0); + mbox->tr_shift = 4; + break; + case MBOX_DIR_VFPF: + mbox->trigger = RVU_MBOX_VF_VFPF_TRIGX(0); + mbox->tr_shift = 0; + break; + case MBOX_DIR_VFPF_UP: + mbox->trigger = RVU_MBOX_VF_VFPF_TRIGX(1); + mbox->tr_shift = 0; + break; default: return -ENODEV; } |