lkml.org 
[lkml]   [2015]   [Feb]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[RFC V2 10/12] i2c: viperboard: make use of the new infrastructure for quirks
    Date
    From: Wolfram Sang <wsa+renesas@sang-engineering.com>

    Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
    ---
    drivers/i2c/busses/i2c-viperboard.c | 10 ++++++----
    1 file changed, 6 insertions(+), 4 deletions(-)

    diff --git a/drivers/i2c/busses/i2c-viperboard.c b/drivers/i2c/busses/i2c-viperboard.c
    index 7533fa34d73711..47e88adf2011e1 100644
    --- a/drivers/i2c/busses/i2c-viperboard.c
    +++ b/drivers/i2c/busses/i2c-viperboard.c
    @@ -288,10 +288,6 @@ static int vprbrd_i2c_xfer(struct i2c_adapter *i2c, struct i2c_msg *msgs,
    i, pmsg->flags & I2C_M_RD ? "read" : "write",
    pmsg->flags, pmsg->len, pmsg->addr);

    - /* msgs longer than 2048 bytes are not supported by adapter */
    - if (pmsg->len > 2048)
    - return -EINVAL;
    -
    mutex_lock(&vb->lock);
    /* directly send the message */
    if (pmsg->flags & I2C_M_RD) {
    @@ -358,6 +354,11 @@ static const struct i2c_algorithm vprbrd_algorithm = {
    .functionality = vprbrd_i2c_func,
    };

    +static struct i2c_adapter_quirks vprbrd_quirks = {
    + .max_read_len = 2048,
    + .max_write_len = 2048,
    +};
    +
    static int vprbrd_i2c_probe(struct platform_device *pdev)
    {
    struct vprbrd *vb = dev_get_drvdata(pdev->dev.parent);
    @@ -373,6 +374,7 @@ static int vprbrd_i2c_probe(struct platform_device *pdev)
    vb_i2c->i2c.owner = THIS_MODULE;
    vb_i2c->i2c.class = I2C_CLASS_HWMON;
    vb_i2c->i2c.algo = &vprbrd_algorithm;
    + vb_i2c->i2c.quirks = &vprbrd_quirks;
    vb_i2c->i2c.algo_data = vb;
    /* save the param in usb capabable memory */
    vb_i2c->bus_freq_param = i2c_bus_param;
    --
    2.1.4


    \
     
     \ /
      Last update: 2015-02-25 17:41    [W:4.317 / U:0.032 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site