Re: [PATCH V2 05/20] thermal: exynos: Bifurcate exynos tmu driver and configuration data

Zhang Rui
2013-05-06T15:28:43Z

On Fri, 2013-04-26 at 16:07 +0530, Amit Daniel Kachhap wrote:
> This code splits the exynos tmu driver code into SOC specific data parts.
> This will simplify adding new SOC specific data to the same TMU controller.
>
> Acked-by: Kukjin Kim <kgene.kim@samsung.com>
> Signed-off-by: Amit Daniel Kachhap <amit.daniel@samsung.com>

I'm okay with all the rest patches in this patch series.

thanks,
rui
> ---
> drivers/thermal/samsung/Makefile | 1 +
> drivers/thermal/samsung/exynos_thermal_common.h | 2 +-
> drivers/thermal/samsung/exynos_tmu.c | 67 +------------------
> drivers/thermal/samsung/exynos_tmu_data.c | 78 +++++++++++++++++++++++
> drivers/thermal/samsung/exynos_tmu_data.h | 40 ++++++++++++
> 5 files changed, 124 insertions(+), 64 deletions(-)
> create mode 100644 drivers/thermal/samsung/exynos_tmu_data.c
> create mode 100644 drivers/thermal/samsung/exynos_tmu_data.h
>
> diff --git a/drivers/thermal/samsung/Makefile b/drivers/thermal/samsung/Makefile
> index 75e1f97..b133255 100644
> --- a/drivers/thermal/samsung/Makefile
> +++ b/drivers/thermal/samsung/Makefile
> @@ -3,4 +3,5 @@
> #
> obj-$(CONFIG_EXYNOS_SOC_THERMAL) += exynos_soc_thermal.o
> exynos_soc_thermal-y := exynos_tmu.o
> +exynos_soc_thermal-y += exynos_tmu_data.o
> exynos_soc_thermal-$(CONFIG_EXYNOS_COMMON) += exynos_thermal_common.o
> diff --git a/drivers/thermal/samsung/exynos_thermal_common.h b/drivers/thermal/samsung/exynos_thermal_common.h
> index 985b848..6ed9bd9 100644
> --- a/drivers/thermal/samsung/exynos_thermal_common.h
> +++ b/drivers/thermal/samsung/exynos_thermal_common.h
> @@ -62,7 +62,7 @@ struct freq_clip_table {
> struct thermal_trip_point_conf {
> int trip_val[MAX_TRIP_COUNT];
> int trip_count;
> - u8 trigger_falling;
> + unsigned char trigger_falling;
> };
>
> struct thermal_cooling_conf {
> diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
> index a02f2c9..05b5068 100644
> --- a/drivers/thermal/samsung/exynos_tmu.c
> +++ b/drivers/thermal/samsung/exynos_tmu.c
> @@ -34,6 +34,7 @@
> #include <linux/workqueue.h>
> #include "exynos_thermal_common.h"
> #include "exynos_tmu.h"
> +#include "exynos_tmu_data.h"
>
> /* Exynos generic registers */
> #define EXYNOS_TMU_REG_TRIMINFO 0x0
> @@ -385,66 +386,6 @@ static struct thermal_sensor_conf exynos_sensor_conf = {
> .write_emul_temp = exynos_tmu_set_emulation,
> };
>
> -#if defined(CONFIG_CPU_EXYNOS4210)
> -static struct exynos_tmu_platform_data const exynos4210_default_tmu_data = {
> - .threshold = 80,
> - .trigger_levels[0] = 5,
> - .trigger_levels[1] = 20,
> - .trigger_levels[2] = 30,
> - .trigger_level0_en = 1,
> - .trigger_level1_en = 1,
> - .trigger_level2_en = 1,
> - .trigger_level3_en = 0,
> - .gain = 15,
> - .reference_voltage = 7,
> - .cal_type = TYPE_ONE_POINT_TRIMMING,
> - .freq_tab[0] = {
> - .freq_clip_max = 800 * 1000,
> - .temp_level = 85,
> - },
> - .freq_tab[1] = {
> - .freq_clip_max = 200 * 1000,
> - .temp_level = 100,
> - },
> - .freq_tab_count = 2,
> - .type = SOC_ARCH_EXYNOS4210,
> -};
> -#define EXYNOS4210_TMU_DRV_DATA (&exynos4210_default_tmu_data)
> -#else
> -#define EXYNOS4210_TMU_DRV_DATA (NULL)
> -#endif
> -
> -#if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412)
> -static struct exynos_tmu_platform_data const exynos_default_tmu_data = {
> - .threshold_falling = 10,
> - .trigger_levels[0] = 85,
> - .trigger_levels[1] = 103,
> - .trigger_levels[2] = 110,
> - .trigger_level0_en = 1,
> - .trigger_level1_en = 1,
> - .trigger_level2_en = 1,
> - .trigger_level3_en = 0,
> - .gain = 8,
> - .reference_voltage = 16,
> - .noise_cancel_mode = 4,
> - .cal_type = TYPE_ONE_POINT_TRIMMING,
> - .efuse_value = 55,
> - .freq_tab[0] = {
> - .freq_clip_max = 800 * 1000,
> - .temp_level = 85,
> - },
> - .freq_tab[1] = {
> - .freq_clip_max = 200 * 1000,
> - .temp_level = 103,
> - },
> - .freq_tab_count = 2,
> - .type = SOC_ARCH_EXYNOS,
> -};
> -#define EXYNOS_TMU_DRV_DATA (&exynos_default_tmu_data)
> -#else
> -#define EXYNOS_TMU_DRV_DATA (NULL)
> -#endif
> -
> #ifdef CONFIG_OF
> static const struct of_device_id exynos_tmu_match[] = {
> {
> @@ -453,11 +394,11 @@ static const struct of_device_id exynos_tmu_match[] = {
> },
> {
> .compatible = "samsung,exynos4412-tmu",
> - .data = (void *)EXYNOS_TMU_DRV_DATA,
> + .data = (void *)EXYNOS5250_TMU_DRV_DATA,
> },
> {
> .compatible = "samsung,exynos5250-tmu",
> - .data = (void *)EXYNOS_TMU_DRV_DATA,
> + .data = (void *)EXYNOS5250_TMU_DRV_DATA,
> },
> {},
> };
> @@ -471,7 +412,7 @@ static struct platform_device_id exynos_tmu_driver_ids[] = {
> },
> {
> .name = "exynos5250-tmu",
> - .driver_data = (kernel_ulong_t)EXYNOS_TMU_DRV_DATA,
> + .driver_data = (kernel_ulong_t)EXYNOS5250_TMU_DRV_DATA,
> },
> { },
> };
> diff --git a/drivers/thermal/samsung/exynos_tmu_data.c b/drivers/thermal/samsung/exynos_tmu_data.c
> new file mode 100644
> index 0000000..13a60ca
> --- /dev/null
> +++ b/drivers/thermal/samsung/exynos_tmu_data.c
> @@ -0,0 +1,78 @@
> +/*
> + * exynos_tmu_data.c - Samsung EXYNOS tmu data file
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + * Amit Daniel Kachhap <amit.daniel@samsung.com>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + *
> + */
> +
> +#include "exynos_thermal_common.h"
> +#include "exynos_tmu.h"
> +
> +#if defined(CONFIG_CPU_EXYNOS4210)
> +struct exynos_tmu_platform_data const exynos4210_default_tmu_data = {
> + .threshold = 80,
> + .trigger_levels[0] = 5,
> + .trigger_levels[1] = 20,
> + .trigger_levels[2] = 30,
> + .trigger_level0_en = 1,
> + .trigger_level1_en = 1,
> + .trigger_level2_en = 1,
> + .trigger_level3_en = 0,
> + .gain = 15,
> + .reference_voltage = 7,
> + .cal_type = TYPE_ONE_POINT_TRIMMING,
> + .freq_tab[0] = {
> + .freq_clip_max = 800 * 1000,
> + .temp_level = 85,
> + },
> + .freq_tab[1] = {
> + .freq_clip_max = 200 * 1000,
> + .temp_level = 100,
> + },
> + .freq_tab_count = 2,
> + .type = SOC_ARCH_EXYNOS4210,
> +};
> +#endif
> +
> +#if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412)
> +struct exynos_tmu_platform_data const exynos5250_default_tmu_data = {
> + .threshold_falling = 10,
> + .trigger_levels[0] = 85,
> + .trigger_levels[1] = 103,
> + .trigger_levels[2] = 110,
> + .trigger_level0_en = 1,
> + .trigger_level1_en = 1,
> + .trigger_level2_en = 1,
> + .trigger_level3_en = 0,
> + .gain = 8,
> + .reference_voltage = 16,
> + .noise_cancel_mode = 4,
> + .cal_type = TYPE_ONE_POINT_TRIMMING,
> + .efuse_value = 55,
> + .freq_tab[0] = {
> + .freq_clip_max = 800 * 1000,
> + .temp_level = 85,
> + },
> + .freq_tab[1] = {
> + .freq_clip_max = 200 * 1000,
> + .temp_level = 103,
> + },
> + .freq_tab_count = 2,
> + .type = SOC_ARCH_EXYNOS,
> +};
> +#endif
> diff --git a/drivers/thermal/samsung/exynos_tmu_data.h b/drivers/thermal/samsung/exynos_tmu_data.h
> new file mode 100644
> index 0000000..c8b0501
> --- /dev/null
> +++ b/drivers/thermal/samsung/exynos_tmu_data.h
> @@ -0,0 +1,40 @@
> +/*
> + * exynos_tmu_data.h - Samsung EXYNOS tmu data header file
> + *
> + * Copyright (C) 2013 Samsung Electronics
> + * Amit Daniel Kachhap <amit.daniel@samsung.com>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> + *
> + */
> +
> +#ifndef _LINUX_EXYNOS_TMU_DATA_H
> +#define _LINUX_EXYNOS_TMU_DATA_H
> +
> +#if defined(CONFIG_CPU_EXYNOS4210)
> +extern struct exynos_tmu_platform_data const exynos4210_default_tmu_data;
> +#define EXYNOS4210_TMU_DRV_DATA (&exynos4210_default_tmu_data)
> +#else
> +#define EXYNOS4210_TMU_DRV_DATA (NULL)
> +#endif
> +
> +#if defined(CONFIG_SOC_EXYNOS5250) || defined(CONFIG_SOC_EXYNOS4412)
> +extern struct exynos_tmu_platform_data const exynos5250_default_tmu_data;
> +#define EXYNOS5250_TMU_DRV_DATA (&exynos5250_default_tmu_data)
> +#else
> +#define EXYNOS5250_TMU_DRV_DATA (NULL)
> +#endif
> +
> +#endif /*_LINUX_EXYNOS_TMU_DATA_H*/