Message ID | 20200427155037.218390-1-hdegoede@redhat.com (mailing list archive) |
---|---|
State | Changes Requested, archived |
Headers | show |
Series | [v2,1/8] iio: light: cm32181: Add some extra register defines | expand |
Hi , Self-nack for this series, specifically for the [PATCH v2 3/8] iio: light: cm32181: Handle ACPI instantiating a cm32181 client on the SMBus ARA Patch, I will reply to that patch with more details and I will prepare a v3 of this series with a better solution. Regards, Hans On 4/27/20 5:50 PM, Hans de Goede wrote: > These come from a newer version of cm32181.c, which is floating around > the net, with a copyright of: > > * Copyright (C) 2014 Capella Microsystems Inc. > * Author: Kevin Tsai <ktsai@capellamicro.com> > * > * This program is free software; you can redistribute it and/or modify it > * under the terms of the GNU General Public License version 2, as published > * by the Free Software Foundation. > > Note that this removes the bogus CM32181_CMD_ALS_ENABLE define, there > is no enable bit, only a disable bit and enabled is the absence of > being disabled. > > This is a preparation patch for adding support for the older > CM3218 model of the light sensor. > > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > Signed-off-by: Hans de Goede <hdegoede@redhat.com> > --- > drivers/iio/light/cm32181.c | 15 +++++++++++---- > 1 file changed, 11 insertions(+), 4 deletions(-) > > diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c > index 5f4fb5674fa0..ee386afe811e 100644 > --- a/drivers/iio/light/cm32181.c > +++ b/drivers/iio/light/cm32181.c > @@ -18,6 +18,9 @@ > > /* Registers Address */ > #define CM32181_REG_ADDR_CMD 0x00 > +#define CM32181_REG_ADDR_WH 0x01 > +#define CM32181_REG_ADDR_WL 0x02 > +#define CM32181_REG_ADDR_TEST 0x03 > #define CM32181_REG_ADDR_ALS 0x04 > #define CM32181_REG_ADDR_STATUS 0x06 > #define CM32181_REG_ADDR_ID 0x07 > @@ -26,9 +29,13 @@ > #define CM32181_CONF_REG_NUM 0x01 > > /* CMD register */ > -#define CM32181_CMD_ALS_ENABLE 0x00 > -#define CM32181_CMD_ALS_DISABLE 0x01 > -#define CM32181_CMD_ALS_INT_EN 0x02 > +#define CM32181_CMD_ALS_DISABLE BIT(0) > +#define CM32181_CMD_ALS_INT_EN BIT(1) > +#define CM32181_CMD_ALS_THRES_WINDOW BIT(2) > + > +#define CM32181_CMD_ALS_PERS_SHIFT 4 > +#define CM32181_CMD_ALS_PERS_MASK (0x03 << CM32181_CMD_ALS_PERS_SHIFT) > +#define CM32181_CMD_ALS_PERS_DEFAULT (0x01 << CM32181_CMD_ALS_PERS_SHIFT) > > #define CM32181_CMD_ALS_IT_SHIFT 6 > #define CM32181_CMD_ALS_IT_MASK (0x0F << CM32181_CMD_ALS_IT_SHIFT) > @@ -82,7 +89,7 @@ static int cm32181_reg_init(struct cm32181_chip *cm32181) > return -ENODEV; > > /* Default Values */ > - cm32181->conf_regs[CM32181_REG_ADDR_CMD] = CM32181_CMD_ALS_ENABLE | > + cm32181->conf_regs[CM32181_REG_ADDR_CMD] = > CM32181_CMD_ALS_IT_DEFAULT | CM32181_CMD_ALS_SM_DEFAULT; > cm32181->calibscale = CM32181_CALIBSCALE_DEFAULT; > >
diff --git a/drivers/iio/light/cm32181.c b/drivers/iio/light/cm32181.c index 5f4fb5674fa0..ee386afe811e 100644 --- a/drivers/iio/light/cm32181.c +++ b/drivers/iio/light/cm32181.c @@ -18,6 +18,9 @@ /* Registers Address */ #define CM32181_REG_ADDR_CMD 0x00 +#define CM32181_REG_ADDR_WH 0x01 +#define CM32181_REG_ADDR_WL 0x02 +#define CM32181_REG_ADDR_TEST 0x03 #define CM32181_REG_ADDR_ALS 0x04 #define CM32181_REG_ADDR_STATUS 0x06 #define CM32181_REG_ADDR_ID 0x07 @@ -26,9 +29,13 @@ #define CM32181_CONF_REG_NUM 0x01 /* CMD register */ -#define CM32181_CMD_ALS_ENABLE 0x00 -#define CM32181_CMD_ALS_DISABLE 0x01 -#define CM32181_CMD_ALS_INT_EN 0x02 +#define CM32181_CMD_ALS_DISABLE BIT(0) +#define CM32181_CMD_ALS_INT_EN BIT(1) +#define CM32181_CMD_ALS_THRES_WINDOW BIT(2) + +#define CM32181_CMD_ALS_PERS_SHIFT 4 +#define CM32181_CMD_ALS_PERS_MASK (0x03 << CM32181_CMD_ALS_PERS_SHIFT) +#define CM32181_CMD_ALS_PERS_DEFAULT (0x01 << CM32181_CMD_ALS_PERS_SHIFT) #define CM32181_CMD_ALS_IT_SHIFT 6 #define CM32181_CMD_ALS_IT_MASK (0x0F << CM32181_CMD_ALS_IT_SHIFT) @@ -82,7 +89,7 @@ static int cm32181_reg_init(struct cm32181_chip *cm32181) return -ENODEV; /* Default Values */ - cm32181->conf_regs[CM32181_REG_ADDR_CMD] = CM32181_CMD_ALS_ENABLE | + cm32181->conf_regs[CM32181_REG_ADDR_CMD] = CM32181_CMD_ALS_IT_DEFAULT | CM32181_CMD_ALS_SM_DEFAULT; cm32181->calibscale = CM32181_CALIBSCALE_DEFAULT;