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Message-ID: <CADGdYn5cX7v5cQw_EYFjzQzXhWJ+zrLqRHarT7sR04pYuO_CXw@mail.gmail.com>
Date: Mon, 19 May 2014 11:41:10 +0530
From: Amit Kachhap <amit.kachhap@...il.com>
To: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc: Eduardo Valentin <eduardo.valentin@...com>,
Zhang Rui <rui.zhang@...el.com>,
Tomasz Figa <t.figa@...sung.com>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Kyungmin Park <kyungmin.park@...sung.com>,
linux-samsung-soc@...r.kernel.org, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/10] thermal: exynos: remove identical values from
exynos*_tmu_registers structures
On 5/5/14, Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com> wrote:
> There is no need for abstracting configuration for registers that
> are identical on all SoC types.
Changes look fine and also that shift and masks may not change in
future socs also.
Reviewed-by: Amit Daniel Kachhap<amit.daniel@...sung.com>
>
> There should be no functional changes caused by this patch.
>
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> ---
> drivers/thermal/samsung/exynos_tmu.c | 12 ++++++------
> drivers/thermal/samsung/exynos_tmu.h | 11 -----------
> drivers/thermal/samsung/exynos_tmu_data.c | 15 ---------------
> 3 files changed, 6 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/thermal/samsung/exynos_tmu.c
> b/drivers/thermal/samsung/exynos_tmu.c
> index 45d7c6f..d37e755 100644
> --- a/drivers/thermal/samsung/exynos_tmu.c
> +++ b/drivers/thermal/samsung/exynos_tmu.c
> @@ -215,11 +215,11 @@ static void exynos_tmu_control(struct platform_device
> *pdev, bool on)
> if (pdata->test_mux)
> con |= (pdata->test_mux << reg->test_mux_addr_shift);
>
> - con &= ~(reg->buf_vref_sel_mask << reg->buf_vref_sel_shift);
> - con |= pdata->reference_voltage << reg->buf_vref_sel_shift;
> + con &= ~(EXYNOS_TMU_REF_VOLTAGE_MASK << EXYNOS_TMU_REF_VOLTAGE_SHIFT);
> + con |= pdata->reference_voltage << EXYNOS_TMU_REF_VOLTAGE_SHIFT;
>
> - con &= ~(reg->buf_slope_sel_mask << reg->buf_slope_sel_shift);
> - con |= (pdata->gain << reg->buf_slope_sel_shift);
> + con &= ~(EXYNOS_TMU_BUF_SLOPE_SEL_MASK <<
> EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT);
> + con |= (pdata->gain << EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT);
>
> if (pdata->noise_cancel_mode) {
> con &= ~(reg->therm_trip_mode_mask <<
> @@ -228,7 +228,7 @@ static void exynos_tmu_control(struct platform_device
> *pdev, bool on)
> }
>
> if (on) {
> - con |= (1 << reg->core_en_shift);
> + con |= (1 << EXYNOS_TMU_CORE_EN_SHIFT);
> interrupt_en =
> pdata->trigger_enable[3] << reg->inten_rise3_shift |
> pdata->trigger_enable[2] << reg->inten_rise2_shift |
> @@ -238,7 +238,7 @@ static void exynos_tmu_control(struct platform_device
> *pdev, bool on)
> interrupt_en |=
> interrupt_en << reg->inten_fall0_shift;
> } else {
> - con &= ~(1 << reg->core_en_shift);
> + con &= ~(1 << EXYNOS_TMU_CORE_EN_SHIFT);
> interrupt_en = 0; /* Disable all interrupts */
> }
> writel(interrupt_en, data->base + reg->tmu_inten);
> diff --git a/drivers/thermal/samsung/exynos_tmu.h
> b/drivers/thermal/samsung/exynos_tmu.h
> index 4845171..5c25a4b 100644
> --- a/drivers/thermal/samsung/exynos_tmu.h
> +++ b/drivers/thermal/samsung/exynos_tmu.h
> @@ -69,15 +69,9 @@ enum soc_type {
> * @triminfo_ctrl: trim info controller register.
> * @tmu_ctrl: TMU main controller register.
> * @test_mux_addr_shift: shift bits of test mux address.
> - * @buf_vref_sel_shift: shift bits of reference voltage in tmu_ctrl
> register.
> - * @buf_vref_sel_mask: mask bits of reference voltage in tmu_ctrl
> register.
> * @therm_trip_mode_shift: shift bits of tripping mode in tmu_ctrl
> register.
> * @therm_trip_mode_mask: mask bits of tripping mode in tmu_ctrl register.
> * @therm_trip_en_shift: shift bits of tripping enable in tmu_ctrl
> register.
> - * @buf_slope_sel_shift: shift bits of amplifier gain value in tmu_ctrl
> - register.
> - * @buf_slope_sel_mask: mask bits of amplifier gain value in tmu_ctrl
> register.
> - * @core_en_shift: shift bits of TMU core enable bit in tmu_ctrl register.
> * @tmu_status: register drescribing the TMU status.
> * @tmu_cur_temp: register containing the current temperature of the TMU.
> * @threshold_temp: register containing the base threshold level.
> @@ -111,14 +105,9 @@ struct exynos_tmu_registers {
>
> u32 tmu_ctrl;
> u32 test_mux_addr_shift;
> - u32 buf_vref_sel_shift;
> - u32 buf_vref_sel_mask;
> u32 therm_trip_mode_shift;
> u32 therm_trip_mode_mask;
> u32 therm_trip_en_shift;
> - u32 buf_slope_sel_shift;
> - u32 buf_slope_sel_mask;
> - u32 core_en_shift;
>
> u32 tmu_status;
>
> diff --git a/drivers/thermal/samsung/exynos_tmu_data.c
> b/drivers/thermal/samsung/exynos_tmu_data.c
> index ef7f186..32530dc 100644
> --- a/drivers/thermal/samsung/exynos_tmu_data.c
> +++ b/drivers/thermal/samsung/exynos_tmu_data.c
> @@ -28,11 +28,6 @@
> static const struct exynos_tmu_registers exynos4210_tmu_registers = {
> .triminfo_data = EXYNOS_TMU_REG_TRIMINFO,
> .tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
> - .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
> - .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK,
> - .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT,
> - .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK,
> - .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
> .tmu_status = EXYNOS_TMU_REG_STATUS,
> .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP,
> .threshold_temp = EXYNOS4210_TMU_REG_THRESHOLD_TEMP,
> @@ -92,14 +87,9 @@ static const struct exynos_tmu_registers
> exynos4412_tmu_registers = {
> .triminfo_ctrl = EXYNOS_TMU_TRIMINFO_CON,
> .tmu_ctrl = EXYNOS_TMU_REG_CONTROL,
> .test_mux_addr_shift = EXYNOS4412_MUX_ADDR_SHIFT,
> - .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
> - .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK,
> .therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
> .therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK,
> .therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT,
> - .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT,
> - .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK,
> - .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
> .tmu_status = EXYNOS_TMU_REG_STATUS,
> .tmu_cur_temp = EXYNOS_TMU_REG_CURRENT_TEMP,
> .threshold_th0 = EXYNOS_THD_TEMP_RISE,
> @@ -188,14 +178,9 @@ struct exynos_tmu_init_data const
> exynos5250_default_tmu_data = {
> static const struct exynos_tmu_registers exynos5440_tmu_registers = {
> .triminfo_data = EXYNOS5440_TMU_S0_7_TRIM,
> .tmu_ctrl = EXYNOS5440_TMU_S0_7_CTRL,
> - .buf_vref_sel_shift = EXYNOS_TMU_REF_VOLTAGE_SHIFT,
> - .buf_vref_sel_mask = EXYNOS_TMU_REF_VOLTAGE_MASK,
> .therm_trip_mode_shift = EXYNOS_TMU_TRIP_MODE_SHIFT,
> .therm_trip_mode_mask = EXYNOS_TMU_TRIP_MODE_MASK,
> .therm_trip_en_shift = EXYNOS_TMU_THERM_TRIP_EN_SHIFT,
> - .buf_slope_sel_shift = EXYNOS_TMU_BUF_SLOPE_SEL_SHIFT,
> - .buf_slope_sel_mask = EXYNOS_TMU_BUF_SLOPE_SEL_MASK,
> - .core_en_shift = EXYNOS_TMU_CORE_EN_SHIFT,
> .tmu_status = EXYNOS5440_TMU_S0_7_STATUS,
> .tmu_cur_temp = EXYNOS5440_TMU_S0_7_TEMP,
> .threshold_th0 = EXYNOS5440_TMU_S0_7_TH0,
> --
> 1.8.2.3
>
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