linux-kernel - Re: [PATCH v4] i2c: designware: Implement support for SMBus block read and write

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Date:   Mon, 14 Nov 2016 11:59:37 +0100
From:   Alexander Stein <alexander.stein@...tec-electronic.com>
To:     linux-kernel@...r.kernel.org
Cc:     tnhuynh@....com, Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org,
        Loc Ho <lho@....com>, Thang Nguyen <tqnguyen@....com>,
        Phong Vo <pvo@....com>, patches@....com
Subject: Re: [PATCH v4] i2c: designware: Implement support for SMBus block read and write

On Thursday 10 November 2016 09:56:33, tnhuynh@....com wrote:
> diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c
> b/drivers/i2c/busses/i2c-designware-pcidrv.c index 96f8230..8ffe2da 100644
> --- a/drivers/i2c/busses/i2c-designware-pcidrv.c
> +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c
> @@ -75,6 +75,7 @@ struct dw_pci_controller {
>  					I2C_FUNC_SMBUS_BYTE |		\
>  					I2C_FUNC_SMBUS_BYTE_DATA |	\
>  					I2C_FUNC_SMBUS_WORD_DATA |	\
> +					I2C_FUNC_SMBUS_BLOCK_DATA |	\
>  					I2C_FUNC_SMBUS_I2C_BLOCK)
> 
>  /* Merrifield HCNT/LCNT/SDA hold time */
> diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c
> b/drivers/i2c/busses/i2c-designware-platdrv.c index 0b42a12..886fb62 100644
> --- a/drivers/i2c/busses/i2c-designware-platdrv.c
> +++ b/drivers/i2c/busses/i2c-designware-platdrv.c
> @@ -220,6 +220,7 @@ static int dw_i2c_plat_probe(struct platform_device
> *pdev) I2C_FUNC_SMBUS_BYTE |
>  		I2C_FUNC_SMBUS_BYTE_DATA |
>  		I2C_FUNC_SMBUS_WORD_DATA |
> +		I2C_FUNC_SMBUS_BLOCK_DATA |
>  		I2C_FUNC_SMBUS_I2C_BLOCK;
> 
>  	dev->master_cfg = DW_IC_CON_MASTER | DW_IC_CON_SLAVE_DISABLE |

Shouldn't those functionality bits moved to a common place, like i2c-
designware-core.h?

Best regards,
Alexander
-- 
Dipl.-Inf. Alexander Stein
SYS TEC electronic GmbH
alexander.stein@...tec-electronic.com

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