From: Andrew Lunn <andrew@lunn.ch>
To: Raju Lakkaraju <Raju.Lakkaraju@microchip.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net, kuba@kernel.org,
UNGLinuxDriver@microchip.com, Ian.Saturley@microchip.com
Subject: Re: [PATCH net-next 3/5] net: lan743x: Add support for OTP
Date: Tue, 15 Mar 2022 21:44:16 +0100 [thread overview]
Message-ID: <YjD6oGrwjgCdmUDj@lunn.ch> (raw)
In-Reply-To: <20220315061701.3006-4-Raju.Lakkaraju@microchip.com>
> +static int lan743x_hs_otp_cmd_cmplt_chk(struct lan743x_adapter *adapter)
> +{
> + unsigned long start_time = jiffies;
> + u32 val;
> +
> + do {
> + val = lan743x_csr_read(adapter, HS_OTP_STATUS);
> + if (!(val & OTP_STATUS_BUSY_))
> + break;
> +
> + usleep_range(80, 100);
> + } while (!time_after(jiffies, start_time + HZ));
> +
> + if (val & OTP_STATUS_BUSY_) {
> + netif_warn(adapter, drv, adapter->netdev,
> + "Timeout on HS_OTP_STATUS completion\n");
> + return -ETIMEDOUT;
> + }
iopoll.h
> +static int lan743x_hs_otp_read(struct lan743x_adapter *adapter, u32 offset,
> + u32 length, u8 *data)
> +{
> + int ret;
> + int i;
> +
> + if (offset + length > MAX_OTP_SIZE)
> + return -EINVAL;
The core does this.
> +static int lan743x_hs_otp_write(struct lan743x_adapter *adapter, u32 offset,
> + u32 length, u8 *data)
> +{
> + int ret;
> + int i;
> +
> + if (offset + length > MAX_OTP_SIZE)
> + return -EINVAL;
The core does this.
Andrew
next prev parent reply other threads:[~2022-03-15 20:44 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-15 6:16 [PATCH net-next 0/5] net: lan743x: PCI11010 / PCI11414 devices Enhancements Raju Lakkaraju
2022-03-15 6:16 ` [PATCH net-next 1/5] net: lan743x: Add support to display Tx Queue statistics Raju Lakkaraju
2022-03-15 6:16 ` [PATCH net-next 2/5] net: lan743x: Add support for EEPROM Raju Lakkaraju
2022-03-15 20:42 ` Andrew Lunn
2022-03-17 10:49 ` Raju Lakkaraju
2022-03-15 6:16 ` [PATCH net-next 3/5] net: lan743x: Add support for OTP Raju Lakkaraju
2022-03-15 20:44 ` Andrew Lunn [this message]
2022-03-17 10:52 ` Raju Lakkaraju
2022-03-15 6:17 ` [PATCH net-next 4/5] net: lan743x: Add support for PTP-IO Event Input External Timestamp (extts) Raju Lakkaraju
2022-03-15 10:09 ` kernel test robot
2022-03-15 10:30 ` kernel test robot
2022-03-15 20:45 ` Andrew Lunn
2022-03-17 10:53 ` Raju Lakkaraju
2022-03-15 6:17 ` [PATCH net-next 5/5] net: lan743x: Add support for PTP-IO Event Output (Periodic Output) Raju Lakkaraju
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