From: Paolo Abeni <pabeni@redhat.com>
To: Sai Krishna <saikrishnag@marvell.com>,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
sgoutham@marvell.com, gakula@marvell.com, lcherian@marvell.com,
jerinj@marvell.com, hkelam@marvell.com, sbhatta@marvell.com,
andrew+netdev@lunn.ch, kalesh-anakkur.purayil@broadcom.com
Subject: Re: [net-next PATCH v10 5/6] octeontx2-af: CN20K mbox implementation for AF's VF
Date: Thu, 20 Feb 2025 13:06:12 +0100 [thread overview]
Message-ID: <d35d5b44-e0a4-4d07-8199-dfc916962c39@redhat.com> (raw)
In-Reply-To: <20250217085257.173652-6-saikrishnag@marvell.com>
On 2/17/25 9:52 AM, Sai Krishna wrote:
> @@ -61,3 +62,49 @@ irqreturn_t cn20k_pfaf_mbox_intr_handler(int irq, void *pf_irq)
>
> return IRQ_HANDLED;
> }
> +
> +irqreturn_t cn20k_vfaf_mbox_intr_handler(int irq, void *vf_irq)
> +{
> + struct otx2_nic *vf = vf_irq;
> + struct otx2_mbox_dev *mdev;
> + struct otx2_mbox *mbox;
> + struct mbox_hdr *hdr;
> + int vf_trig_val;
> +
> + vf_trig_val = otx2_read64(vf, RVU_VF_INT) & 0x3;
> + /* Clear the IRQ */
> + otx2_write64(vf, RVU_VF_INT, vf_trig_val);
> +
> + /* Read latest mbox data */
> + smp_rmb();
> +
> + if (vf_trig_val & BIT_ULL(1)) {
`vf_trig_val` has `int` type, why are casting the mask to unsigned long
long? A similar thing below.
/P
next prev parent reply other threads:[~2025-02-20 12:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-17 8:52 [net-next PATCH v10 0/6] CN20K silicon with mbox support Sai Krishna
2025-02-17 8:52 ` [net-next PATCH v10 1/6] octeontx2: Set appropriate PF, VF masks and shifts based on silicon Sai Krishna
2025-02-17 8:52 ` [net-next PATCH v10 2/6] octeontx2-af: CN20k basic mbox operations and structures Sai Krishna
2025-02-20 11:50 ` Paolo Abeni
2025-02-25 6:05 ` Sai Krishna Gajula
2025-02-17 8:52 ` [net-next PATCH v10 3/6] octeontx2-af: CN20k mbox to support AF REQ/ACK functionality Sai Krishna
2025-02-20 11:59 ` Paolo Abeni
2025-02-25 6:12 ` Sai Krishna Gajula
2025-02-17 8:52 ` [net-next PATCH v10 4/6] octeontx2-pf: CN20K mbox REQ/ACK implementation for NIC PF Sai Krishna
2025-02-17 8:52 ` [net-next PATCH v10 5/6] octeontx2-af: CN20K mbox implementation for AF's VF Sai Krishna
2025-02-20 12:06 ` Paolo Abeni [this message]
2025-02-23 14:40 ` Sai Krishna Gajula
2025-02-17 8:52 ` [net-next PATCH v10 6/6] octeontx2-pf: CN20K mbox implementation between PF-VF Sai Krishna
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