lkml.org 
[lkml]   [2008]   [Dec]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC PATCH 1/2] Add Dialog DA9030 battery charger driver
On Wed, Dec 17, 2008 at 5:12 PM, Mike Rapoport <mike@compulab.co.il> wrote:
>
>
> Eric Miao wrote:
>> On Wed, Dec 17, 2008 at 3:56 PM, Mike Rapoport <mike@compulab.co.il> wrote:
>>> This patch amends DA903x MFD driver with definitions and methods needed for
>>> battery charger driver.
>>>
>>
>> Patch looks generally good, see some of my concerns below:
>>
>>> Signed-off-by: Mike Rapoport <mike@compulab.co.il>
>>>
>>> drivers/mfd/da903x.c | 16 +++++++++++++++-
>>> include/linux/mfd/da903x.h | 44 ++++++++++++++++++++++++++++++++++++++++++--
>>> 2 files changed, 57 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c
>>> index 0b5bd85..2e04b44 100644
>>> --- a/drivers/mfd/da903x.c
>>> +++ b/drivers/mfd/da903x.c
>>> @@ -151,12 +151,24 @@ int da903x_write(struct device *dev, int reg, uint8_t val)
>>> }
>>> EXPORT_SYMBOL_GPL(da903x_write);
>>>
>>> +int da903x_writes(struct device *dev, int reg, int len, uint8_t *val)
>>> +{
>>> + return __da903x_writes(to_i2c_client(dev), reg, len, val);
>>> +}
>>> +EXPORT_SYMBOL_GPL(da903x_writes);
>>> +
>>> int da903x_read(struct device *dev, int reg, uint8_t *val)
>>> {
>>> return __da903x_read(to_i2c_client(dev), reg, val);
>>> }
>>> EXPORT_SYMBOL_GPL(da903x_read);
>>>
>>> +int da903x_reads(struct device *dev, int reg, int len, uint8_t *val)
>>> +{
>>> + return __da903x_reads(to_i2c_client(dev), reg, len, val);
>>> +}
>>> +EXPORT_SYMBOL_GPL(da903x_reads);
>>> +
>>> int da903x_set_bits(struct device *dev, int reg, uint8_t bit_mask)
>>> {
>>> struct da903x_chip *chip = dev_get_drvdata(dev);
>>> @@ -254,7 +266,7 @@ static int da9030_unmask_events(struct da903x_chip *chip, unsigned int events)
>>> {
>>> uint8_t v[3];
>>>
>>> - chip->events_mask &= ~events;
>>> + chip->events_mask |= events;
>>>
>>
>> I wonder if this is true, it may also impact the da9030_mask_events(),
>> which is a pair.
>
> This is not true. Thanks for pointing out.
>
>>> v[0] = (chip->events_mask & 0xff);
>>> v[1] = (chip->events_mask >> 8) & 0xff;
>>> @@ -391,6 +403,8 @@ static void da903x_irq_work(struct work_struct *work)
>>> if (chip->ops->read_events(chip, &events))
>>> break;
>>>
>>> +/* pr_info("%s: events=%x events_mask=%x\n", */
>>> +/* __func__, events, chip->events_mask); */
>>
>> I'd prefer to remove this if it is annoying, sorry for this initial garbage
>> I sent.
>
> It's rather my own garbage, I'll remove it :)
>
>>> events &= ~chip->events_mask;
>>> if (events == 0)
>>> break;
>>
>
> Signed-off-by: Mike Rapoport <mike@compulab.co.il>

Looks OK.

Acked-by: Eric Miao <eric.miao@marvell.com>


\
 
 \ /
  Last update: 2008-12-17 10:17    [W:0.034 / U:0.508 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site