| From | mathieu.poirier@linaro ... | Subject | [PATCH 13/57] power: ab8500_bm: Ignore false btemp low interrupt | Date | Tue, 25 Sep 2012 10:12:10 -0600 |
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From: Hakan Berg <hakan.berg@stericsson.com>
Ignore the low btemp interrupts for ab8500 3.0 and 3.3
Signed-off-by: Hakan Berg <hakan.berg@stericsson.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Reviewed-by: Jonas ABERG <jonas.aberg@stericsson.com> --- drivers/power/ab8500_btemp.c | 22 +++++++++++----------- include/linux/mfd/abx500/ab8500.h | 5 +++++ 2 files changed, 16 insertions(+), 11 deletions(-)
diff --git a/drivers/power/ab8500_btemp.c b/drivers/power/ab8500_btemp.c index 45b10ad..04f9dec 100644 --- a/drivers/power/ab8500_btemp.c +++ b/drivers/power/ab8500_btemp.c @@ -622,9 +622,9 @@ static irqreturn_t ab8500_btemp_templow_handler(int irq, void *_di) { struct ab8500_btemp *di = _di; - if (is_ab8500_2p0_or_earlier(di->parent)) { - dev_dbg(di->dev, "Ignore false btemp low irq" - " for ABB cut 1.0, 1.1 and 2.0\n"); + if (is_ab8500_3p3_or_earlier(di->parent)) { + dev_dbg(di->dev, "Ignore false btemp low irq"); + dev_dbg(di->dev, " for ABB cut 1.0, 1.1, 2.0 and 3.3\n"); } else { dev_crit(di->dev, "Battery temperature lower than -10deg c\n"); @@ -738,30 +738,30 @@ static int ab8500_btemp_get_temp(struct ab8500_btemp *di) int temp = 0; /* - * The BTEMP events are not reliabe on AB8500 cut2.0 + * The BTEMP events are not reliabe on AB8500 cut3.3 * and prior versions */ - if (is_ab8500_2p0_or_earlier(di->parent)) { + if (is_ab8500_3p3_or_earlier(di->parent)) { temp = di->bat_temp * 10; } else { if (di->events.btemp_low) { if (temp > di->btemp_ranges.btemp_low_limit) - temp = di->btemp_ranges.btemp_low_limit; + temp = di->btemp_ranges.btemp_low_limit * 10; else temp = di->bat_temp * 10; } else if (di->events.btemp_high) { if (temp < di->btemp_ranges.btemp_high_limit) - temp = di->btemp_ranges.btemp_high_limit; + temp = di->btemp_ranges.btemp_high_limit * 10; else temp = di->bat_temp * 10; } else if (di->events.btemp_lowmed) { if (temp > di->btemp_ranges.btemp_med_limit) - temp = di->btemp_ranges.btemp_med_limit; + temp = di->btemp_ranges.btemp_med_limit * 10; else temp = di->bat_temp * 10; } else if (di->events.btemp_medhigh) { if (temp < di->btemp_ranges.btemp_med_limit) - temp = di->btemp_ranges.btemp_med_limit; + temp = di->btemp_ranges.btemp_med_limit * 10; else temp = di->bat_temp * 10; } else @@ -1026,8 +1026,8 @@ static int __devinit ab8500_btemp_probe(struct platform_device *pdev) ab8500_btemp_periodic_work); /* Set BTEMP thermal limits. Low and Med are fixed */ - di->btemp_ranges.btemp_low_limit = BTEMP_THERMAL_LOW_LIMIT; - di->btemp_ranges.btemp_med_limit = BTEMP_THERMAL_MED_LIMIT; + di->btemp_ranges.btemp_low_limit = BTEMP_THERMAL_LOW_LIMIT * 10; + di->btemp_ranges.btemp_med_limit = BTEMP_THERMAL_MED_LIMIT * 10; ret = abx500_get_register_interruptible(di->dev, AB8500_CHARGER, AB8500_BTEMP_HIGH_TH, &val); diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h index db8a1e3..087b445 100644 --- a/include/linux/mfd/abx500/ab8500.h +++ b/include/linux/mfd/abx500/ab8500.h @@ -340,6 +340,11 @@ static inline int is_ab8500_2p0_or_earlier(struct ab8500 *ab) return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT2P0)); } +static inline int is_ab8500_3p3_or_earlier(struct ab8500 *ab) +{ + return (is_ab8500(ab) && (ab->chip_id <= AB8500_CUT3P3)); +} + /* exclude also ab8505, ab9540... */ static inline int is_ab8500_2p0(struct ab8500 *ab) { -- 1.7.5.4
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