Re: [PATCH 1/3 v4] thermal: samsung: correct the fall interrupt en, status bit fields

Eduardo Valentin
2013-10-14T13:56:37Z

[-- Attachment #1: Type: text/plain, Size: 5105 bytes --]

Naveen,

On 09-10-2013 10:03, Bartlomiej Zolnierkiewicz wrote:
>
> Hi,
>
> All patches (#1-#3) look good to me, FWIW you can add:
>
> Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
>
> Please note that (at least) patch #3 conflicts with Lukasz's EXYNOS4412
> fixup patchset:
>
> https://lkml.org/lkml/2013/10/9/35
>
> It is up to Eduardo to resolve this but it probably would be better to
> merge EXYNOS4412 fixes first and then add EXYNOS5420 support. This would
> require you to port patch #3 over Lukasz's patchset though.
>

Please rebase your patch set on top of Lukasz'. There are conflicts
while applying patch 3. Please also compile test it before posting,
check comment I made on patch 2.

> Best regards,
> --
> Bartlomiej Zolnierkiewicz
> Samsung R&D Institute Poland
> Samsung Electronics
>
> On Wednesday, October 09, 2013 05:38:27 PM Naveen Krishna Chatradhi wrote:
>> The FALL interrupt related en, status bits are available at an offset of
>> 16 on INTEN, INTSTAT registers and at an offset of
>> 12 on INTCLEAR register.
>>
>> This patch corrects the same for exyns5250 and exynos5440
>>
>> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
>> ---
>> Changes since v1:
>> Changes since v2:
>> Changes since v3:
>> None
>>
>> drivers/thermal/samsung/exynos_tmu.c | 2 +-
>> drivers/thermal/samsung/exynos_tmu.h | 2 ++
>> drivers/thermal/samsung/exynos_tmu_data.c | 2 ++
>> drivers/thermal/samsung/exynos_tmu_data.h | 3 ++-
>> 4 files changed, 7 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
>> index b43afda..af69209 100644
>> --- a/drivers/thermal/samsung/exynos_tmu.c
>> +++ b/drivers/thermal/samsung/exynos_tmu.c
>> @@ -265,7 +265,7 @@ skip_calib_data:
>> data->base + reg->threshold_th1);
>>
>> writel((reg->inten_rise_mask << reg->inten_rise_shift) |
>> - (reg->inten_fall_mask << reg->inten_fall_shift),
>> + (reg->inten_fall_mask << reg->intclr_fall_shift),
>> data->base + reg->tmu_intclear);
>>
>> /* if last threshold limit is also present */
>> diff --git a/drivers/thermal/samsung/exynos_tmu.h b/drivers/thermal/samsung/exynos_tmu.h
>> index b364c9e..7c6c34a 100644
>> --- a/drivers/thermal/samsung/exynos_tmu.h
>> +++ b/drivers/thermal/samsung/exynos_tmu.h
>> @@ -134,6 +134,7 @@ enum soc_type {
>> * @inten_fall3_shift: shift bits of falling 3 interrupt bits.
>> * @tmu_intstat: Register containing the interrupt status values.
>> * @tmu_intclear: Register for clearing the raised interrupt status.
>> + * @intclr_fall_shift: shift bits for interrupt clear fall 0
>> * @emul_con: TMU emulation controller register.
>> * @emul_temp_shift: shift bits of emulation temperature.
>> * @emul_time_shift: shift bits of emulation time.
>> @@ -204,6 +205,7 @@ struct exynos_tmu_registers {
>> u32 tmu_intstat;
>>
>> u32 tmu_intclear;
>> + u32 intclr_fall_shift;
>>
>> u32 emul_con;
>> u32 emul_temp_shift;
>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
>> index 9002499..23fea23 100644
>> --- a/drivers/thermal/samsung/exynos_tmu_data.c
>> +++ b/drivers/thermal/samsung/exynos_tmu_data.c
>> @@ -122,6 +122,7 @@ static const struct exynos_tmu_registers exynos5250_tmu_registers = {
>> .inten_fall0_shift = EXYNOS_TMU_INTEN_FALL0_SHIFT,
>> .tmu_intstat = EXYNOS_TMU_REG_INTSTAT,
>> .tmu_intclear = EXYNOS_TMU_REG_INTCLEAR,
>> + .intclr_fall_shift = EXYNOS_TMU_CLEAR_FALL_INT_SHIFT,
>> .emul_con = EXYNOS_EMUL_CON,
>> .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT,
>> .emul_time_shift = EXYNOS_EMUL_TIME_SHIFT,
>> @@ -210,6 +211,7 @@ static const struct exynos_tmu_registers exynos5440_tmu_registers = {
>> .inten_fall0_shift = EXYNOS5440_TMU_INTEN_FALL0_SHIFT,
>> .tmu_intstat = EXYNOS5440_TMU_S0_7_IRQ,
>> .tmu_intclear = EXYNOS5440_TMU_S0_7_IRQ,
>> + .intclr_fall_shift = EXYNOS_TMU_CLEAR_FALL_INT_SHIFT,
>> .tmu_irqstatus = EXYNOS5440_TMU_IRQ_STATUS,
>> .emul_con = EXYNOS5440_TMU_S0_7_DEBUG,
>> .emul_temp_shift = EXYNOS_EMUL_DATA_SHIFT,
>> diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
>> index dc7feb5..8788a87 100644
>> --- a/drivers/thermal/samsung/exynos_tmu_data.h
>> +++ b/drivers/thermal/samsung/exynos_tmu_data.h
>> @@ -69,9 +69,10 @@
>> #define EXYNOS_TMU_RISE_INT_MASK 0x111
>> #define EXYNOS_TMU_RISE_INT_SHIFT 0
>> #define EXYNOS_TMU_FALL_INT_MASK 0x111
>> -#define EXYNOS_TMU_FALL_INT_SHIFT 12
>> +#define EXYNOS_TMU_FALL_INT_SHIFT 16
>> #define EXYNOS_TMU_CLEAR_RISE_INT 0x111
>> #define EXYNOS_TMU_CLEAR_FALL_INT (0x111 << 12)
>> +#define EXYNOS_TMU_CLEAR_FALL_INT_SHIFT 12
>> #define EXYNOS_TMU_TRIP_MODE_SHIFT 13
>> #define EXYNOS_TMU_TRIP_MODE_MASK 0x7
>> #define EXYNOS_TMU_THERM_TRIP_EN_SHIFT 12
>
>
>

--
You have got to be excited about what you are doing. (L. Lamport)

Eduardo Valentin

[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 295 bytes --]