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Message-ID: <55DAB10F.8050703@ti.com>
Date: Mon, 24 Aug 2015 11:22:15 +0530
From: Keerthy <a0393675@...com>
To: Keerthy <j-keerthy@...com>, <tony@...mide.com>
CC: <linux-omap@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux@....linux.org.uk>
Subject: Re: [RFT PATCH] ARM: OMAP: Change all cpu_is_* occurences to soc_is_*
On Tuesday 18 August 2015 05:24 PM, Keerthy wrote:
>
>
> On Tuesday 18 August 2015 03:40 PM, Keerthy wrote:
>> Currently apart from dra7, omap5 and amx3 all the other SoCs
>> are identified using cpu_is_* functions which is not right since
>> they are all SoCs(System on Chips). Hence changing the SoC
>> identificätion code to use soc_is instead of cpu_is and keeping
>> defines for cpu_is where needed. This allows us to replace the
>> rest of cpu_is usage along with other fixes as needed.
>>
>> Signed-off-by: Keerthy <j-keerthy@...com>
>> ---
>
> Boot tested on dra7-evm, omap4-panda, am437x-gp-evm.
Also boot tested on OMAP3 BeagleBoard xM and AM335x BeagleBone.
>
>> arch/arm/mach-omap2/id.c | 30 +++----
>> arch/arm/mach-omap2/soc.h | 193
>> ++++++++++++++++++++++++++--------------------
>> 2 files changed, 123 insertions(+), 100 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
>> index e3f713f..24f24d4 100644
>> --- a/arch/arm/mach-omap2/id.c
>> +++ b/arch/arm/mach-omap2/id.c
>> @@ -57,15 +57,15 @@ int omap_type(void)
>> if (val < OMAP2_DEVICETYPE_MASK)
>> return val;
>>
>> - if (cpu_is_omap24xx()) {
>> + if (soc_is_omap24xx()) {
>> val = omap_ctrl_readl(OMAP24XX_CONTROL_STATUS);
>> - } else if (cpu_is_ti81xx()) {
>> + } else if (soc_is_ti81xx()) {
>> val = omap_ctrl_readl(TI81XX_CONTROL_STATUS);
>> } else if (soc_is_am33xx() || soc_is_am43xx()) {
>> val = omap_ctrl_readl(AM33XX_CONTROL_STATUS);
>> - } else if (cpu_is_omap34xx()) {
>> + } else if (soc_is_omap34xx()) {
>> val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
>> - } else if (cpu_is_omap44xx()) {
>> + } else if (soc_is_omap44xx()) {
>> val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS);
>> } else if (soc_is_omap54xx() || soc_is_dra7xx()) {
>> val = omap_ctrl_readl(OMAP5XXX_CONTROL_STATUS);
>> @@ -122,7 +122,7 @@ static u16 tap_prod_id;
>>
>> void omap_get_die_id(struct omap_die_id *odi)
>> {
>> - if (cpu_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) {
>> + if (soc_is_omap44xx() || soc_is_omap54xx() || soc_is_dra7xx()) {
>> odi->id_0 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_0);
>> odi->id_1 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_1);
>> odi->id_2 = read_tap_reg(OMAP_TAP_DIE_ID_44XX_2);
>> @@ -218,17 +218,17 @@ static void __init omap3_cpuinfo(void)
>> * on available features. Upon detection, update the CPU id
>> * and CPU class bits.
>> */
>> - if (cpu_is_omap3630()) {
>> + if (soc_is_omap3630()) {
>> cpu_name = "OMAP3630";
>> } else if (soc_is_am35xx()) {
>> cpu_name = (omap3_has_sgx()) ? "AM3517" : "AM3505";
>> - } else if (cpu_is_ti816x()) {
>> + } else if (soc_is_ti816x()) {
>> cpu_name = "TI816X";
>> } else if (soc_is_am335x()) {
>> cpu_name = "AM335X";
>> } else if (soc_is_am437x()) {
>> cpu_name = "AM437x";
>> - } else if (cpu_is_ti814x()) {
>> + } else if (soc_is_ti814x()) {
>> cpu_name = "TI814X";
>> } else if (omap3_has_iva() && omap3_has_sgx()) {
>> /* OMAP3430, OMAP3525, OMAP3515, OMAP3503 devices */
>> @@ -275,11 +275,11 @@ void __init omap3xxx_check_features(void)
>> OMAP3_CHECK_FEATURE(status, SGX);
>> OMAP3_CHECK_FEATURE(status, NEON);
>> OMAP3_CHECK_FEATURE(status, ISP);
>> - if (cpu_is_omap3630())
>> + if (soc_is_omap3630())
>> omap_features |= OMAP3_HAS_192MHZ_CLK;
>> - if (cpu_is_omap3430() || cpu_is_omap3630())
>> + if (soc_is_omap3430() || soc_is_omap3630())
>> omap_features |= OMAP3_HAS_IO_WAKEUP;
>> - if (cpu_is_omap3630() || omap_rev() == OMAP3430_REV_ES3_1 ||
>> + if (soc_is_omap3630() || omap_rev() == OMAP3430_REV_ES3_1 ||
>> omap_rev() == OMAP3430_REV_ES3_1_2)
>> omap_features |= OMAP3_HAS_IO_CHAIN_CTRL;
>>
>> @@ -697,7 +697,7 @@ void __init omap2_set_globals_tap(u32 class, void
>> __iomem *tap)
>> tap_base = tap;
>>
>> /* XXX What is this intended to do? */
>> - if (cpu_is_omap34xx())
>> + if (soc_is_omap34xx())
>> tap_prod_id = 0x0210;
>> else
>> tap_prod_id = 0x0208;
>> @@ -715,11 +715,11 @@ static const char * const omap_types[] = {
>>
>> static const char * __init omap_get_family(void)
>> {
>> - if (cpu_is_omap24xx())
>> + if (soc_is_omap24xx())
>> return kasprintf(GFP_KERNEL, "OMAP2");
>> - else if (cpu_is_omap34xx())
>> + else if (soc_is_omap34xx())
>> return kasprintf(GFP_KERNEL, "OMAP3");
>> - else if (cpu_is_omap44xx())
>> + else if (soc_is_omap44xx())
>> return kasprintf(GFP_KERNEL, "OMAP4");
>> else if (soc_is_omap54xx())
>> return kasprintf(GFP_KERNEL, "OMAP5");
>> diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
>> index f97654d..bb824ae 100644
>> --- a/arch/arm/mach-omap2/soc.h
>> +++ b/arch/arm/mach-omap2/soc.h
>> @@ -148,13 +148,13 @@ static inline int soc_is_omap(void)
>> /*
>> * Macros to group OMAP into cpu classes.
>> * These can be used in most places.
>> - * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
>> - * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423
>> - * cpu_is_omap243x(): True for OMAP2430
>> - * cpu_is_omap343x(): True for OMAP3430
>> - * cpu_is_omap443x(): True for OMAP4430
>> - * cpu_is_omap446x(): True for OMAP4460
>> - * cpu_is_omap447x(): True for OMAP4470
>> + * soc_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430
>> + * soc_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423
>> + * soc_is_omap243x(): True for OMAP2430
>> + * soc_is_omap343x(): True for OMAP3430
>> + * soc_is_omap443x(): True for OMAP4430
>> + * soc_is_omap446x(): True for OMAP4460
>> + * soc_is_omap447x(): True for OMAP4470
>> * soc_is_omap543x(): True for OMAP5430, OMAP5432
>> */
>> #define GET_OMAP_CLASS (omap_rev() & 0xff)
>> @@ -225,23 +225,23 @@ IS_TI_SUBCLASS(814x, 0x814)
>> IS_AM_SUBCLASS(335x, 0x335)
>> IS_AM_SUBCLASS(437x, 0x437)
>>
>> -#define cpu_is_omap24xx() 0
>> -#define cpu_is_omap242x() 0
>> -#define cpu_is_omap243x() 0
>> -#define cpu_is_omap34xx() 0
>> -#define cpu_is_omap343x() 0
>> -#define cpu_is_ti81xx() 0
>> -#define cpu_is_ti816x() 0
>> -#define cpu_is_ti814x() 0
>> +#define soc_is_omap24xx() 0
>> +#define soc_is_omap242x() 0
>> +#define soc_is_omap243x() 0
>> +#define soc_is_omap34xx() 0
>> +#define soc_is_omap343x() 0
>> +#define soc_is_ti81xx() 0
>> +#define soc_is_ti816x() 0
>> +#define soc_is_ti814x() 0
>> #define soc_is_am35xx() 0
>> #define soc_is_am33xx() 0
>> #define soc_is_am335x() 0
>> #define soc_is_am43xx() 0
>> #define soc_is_am437x() 0
>> -#define cpu_is_omap44xx() 0
>> -#define cpu_is_omap443x() 0
>> -#define cpu_is_omap446x() 0
>> -#define cpu_is_omap447x() 0
>> +#define soc_is_omap44xx() 0
>> +#define soc_is_omap443x() 0
>> +#define soc_is_omap446x() 0
>> +#define soc_is_omap447x() 0
>> #define soc_is_omap54xx() 0
>> #define soc_is_omap543x() 0
>> #define soc_is_dra7xx() 0
>> @@ -250,54 +250,64 @@ IS_AM_SUBCLASS(437x, 0x437)
>>
>> #if defined(MULTI_OMAP2)
>> # if defined(CONFIG_ARCH_OMAP2)
>> -# undef cpu_is_omap24xx
>> -# define cpu_is_omap24xx() is_omap24xx()
>> +# undef soc_is_omap24xx
>> +# define soc_is_omap24xx() is_omap24xx()
>> +# define cpu_is_omap24xx soc_is_omap24xx
>> # endif
>> # if defined (CONFIG_SOC_OMAP2420)
>> -# undef cpu_is_omap242x
>> -# define cpu_is_omap242x() is_omap242x()
>> +# undef soc_is_omap242x
>> +# define soc_is_omap242x() is_omap242x()
>> +# define cpu_is_omap242x soc_is_omap242x
>> # endif
>> # if defined (CONFIG_SOC_OMAP2430)
>> -# undef cpu_is_omap243x
>> -# define cpu_is_omap243x() is_omap243x()
>> +# undef soc_is_omap243x
>> +# define soc_is_omap243x() is_omap243x()
>> +# define cpu_is_omap243x soc_is_omap243x
>> # endif
>> # if defined(CONFIG_ARCH_OMAP3)
>> -# undef cpu_is_omap34xx
>> -# undef cpu_is_omap343x
>> -# define cpu_is_omap34xx() is_omap34xx()
>> -# define cpu_is_omap343x() is_omap343x()
>> +# undef soc_is_omap34xx
>> +# undef soc_is_omap343x
>> +# define soc_is_omap34xx() is_omap34xx()
>> +# define cpu_is_omap34xx soc_is_omap34xx
>> +# define soc_is_omap343x() is_omap343x()
>> +# define cpu_is_omap343x soc_is_omap343x
>> # endif
>> #else
>> # if defined(CONFIG_ARCH_OMAP2)
>> -# undef cpu_is_omap24xx
>> -# define cpu_is_omap24xx() 1
>> +# undef soc_is_omap24xx
>> +# define soc_is_omap24xx() 1
>> +# define cpu_is_omap24xx soc_is_omap24xx
>> # endif
>> # if defined(CONFIG_SOC_OMAP2420)
>> -# undef cpu_is_omap242x
>> -# define cpu_is_omap242x() 1
>> +# undef soc_is_omap242x
>> +# define soc_is_omap242x() 1
>> +# define cpu_is_omap242x soc_is_omap242x
>> # endif
>> # if defined(CONFIG_SOC_OMAP2430)
>> -# undef cpu_is_omap243x
>> -# define cpu_is_omap243x() 1
>> +# undef soc_is_omap243x
>> +# define soc_is_omap243x() 1
>> +# define cpu_is_omap243x soc_is_omap243x
>> # endif
>> # if defined(CONFIG_ARCH_OMAP3)
>> -# undef cpu_is_omap34xx
>> -# define cpu_is_omap34xx() 1
>> +# undef soc_is_omap34xx
>> +# define soc_is_omap34xx() 1
>> +# define cpu_is_omap34xx soc_is_omap34xx
>> # endif
>> # if defined(CONFIG_SOC_OMAP3430)
>> -# undef cpu_is_omap343x
>> -# define cpu_is_omap343x() 1
>> +# undef soc_is_omap343x
>> +# define soc_is_omap343x() 1
>> +# define cpu_is_omap343x soc_is_omap343x
>> # endif
>> #endif
>>
>> /*
>> - * Macros to detect individual cpu types.
>> + * Macros to detect individual soc types.
>> * These are only rarely needed.
>> - * cpu_is_omap2420(): True for OMAP2420
>> - * cpu_is_omap2422(): True for OMAP2422
>> - * cpu_is_omap2423(): True for OMAP2423
>> - * cpu_is_omap2430(): True for OMAP2430
>> - * cpu_is_omap3430(): True for OMAP3430
>> + * soc_is_omap2420(): True for OMAP2420
>> + * soc_is_omap2422(): True for OMAP2422
>> + * soc_is_omap2423(): True for OMAP2423
>> + * soc_is_omap2430(): True for OMAP2430
>> + * soc_is_omap3430(): True for OMAP3430
>> */
>> #define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
>>
>> @@ -313,51 +323,60 @@ IS_OMAP_TYPE(2423, 0x2423)
>> IS_OMAP_TYPE(2430, 0x2430)
>> IS_OMAP_TYPE(3430, 0x3430)
>>
>> -#define cpu_is_omap2420() 0
>> -#define cpu_is_omap2422() 0
>> -#define cpu_is_omap2423() 0
>> -#define cpu_is_omap2430() 0
>> -#define cpu_is_omap3430() 0
>> -#define cpu_is_omap3630() 0
>> +#define soc_is_omap2420() 0
>> +#define soc_is_omap2422() 0
>> +#define soc_is_omap2423() 0
>> +#define soc_is_omap2430() 0
>> +#define soc_is_omap3430() 0
>> +#define soc_is_omap3630() 0
>> #define soc_is_omap5430() 0
>>
>> /* These are needed for the common code */
>> #ifdef CONFIG_ARCH_OMAP2PLUS
>> -#define cpu_is_omap7xx() 0
>> -#define cpu_is_omap15xx() 0
>> -#define cpu_is_omap16xx() 0
>> -#define cpu_is_omap1510() 0
>> -#define cpu_is_omap1610() 0
>> -#define cpu_is_omap1611() 0
>> -#define cpu_is_omap1621() 0
>> -#define cpu_is_omap1710() 0
>> +#define soc_is_omap7xx() 0
>> +#define soc_is_omap15xx() 0
>> +#define soc_is_omap16xx() 0
>> +#define soc_is_omap1510() 0
>> +#define soc_is_omap1610() 0
>> +#define soc_is_omap1611() 0
>> +#define soc_is_omap1621() 0
>> +#define soc_is_omap1710() 0
>> #define cpu_class_is_omap1() 0
>> #define cpu_class_is_omap2() 1
>> #endif
>>
>> #if defined(CONFIG_ARCH_OMAP2)
>> -# undef cpu_is_omap2420
>> -# undef cpu_is_omap2422
>> -# undef cpu_is_omap2423
>> -# undef cpu_is_omap2430
>> -# define cpu_is_omap2420() is_omap2420()
>> -# define cpu_is_omap2422() is_omap2422()
>> -# define cpu_is_omap2423() is_omap2423()
>> -# define cpu_is_omap2430() is_omap2430()
>> +# undef soc_is_omap2420
>> +# undef soc_is_omap2422
>> +# undef soc_is_omap2423
>> +# undef soc_is_omap2430
>> +# define soc_is_omap2420() is_omap2420()
>> +# define cpu_is_omap2420 soc_is_omap2420
>> +# define soc_is_omap2422() is_omap2422()
>> +# define cpu_is_omap2422 soc_is_omap2422
>> +# define soc_is_omap2423() is_omap2423()
>> +# define cpu_is_omap2423 soc_is_omap2423
>> +# define soc_is_omap2430() is_omap2430()
>> +# define cpu_is_omap2430 soc_is_omap2430
>> #endif
>>
>> #if defined(CONFIG_ARCH_OMAP3)
>> -# undef cpu_is_omap3430
>> -# undef cpu_is_ti81xx
>> -# undef cpu_is_ti816x
>> -# undef cpu_is_ti814x
>> +# undef soc_is_omap3430
>> +# undef soc_is_ti81xx
>> +# undef soc_is_ti816x
>> +# undef soc_is_ti814x
>> # undef soc_is_am35xx
>> -# define cpu_is_omap3430() is_omap3430()
>> -# undef cpu_is_omap3630
>> -# define cpu_is_omap3630() is_omap363x()
>> -# define cpu_is_ti81xx() is_ti81xx()
>> -# define cpu_is_ti816x() is_ti816x()
>> -# define cpu_is_ti814x() is_ti814x()
>> +# define soc_is_omap3430() is_omap3430()
>> +# define cpu_is_omap3430 soc_is_omap3430
>> +# undef soc_is_omap3630
>> +# define soc_is_omap3630() is_omap363x()
>> +# define cpu_is_omap3630 soc_is_omap3630
>> +# define soc_is_ti81xx() is_ti81xx()
>> +# define cpu_is_ti81xx soc_is_ti81xx
>> +# define soc_is_ti816x() is_ti816x()
>> +# define cpu_is_ti816x soc_is_ti816x
>> +# define soc_is_ti814x() is_ti814x()
>> +# define cpu_is_ti814x soc_is_ti814x
>> # define soc_is_am35xx() is_am35xx()
>> #endif
>>
>> @@ -376,14 +395,18 @@ IS_OMAP_TYPE(3430, 0x3430)
>> #endif
>>
>> # if defined(CONFIG_ARCH_OMAP4)
>> -# undef cpu_is_omap44xx
>> -# undef cpu_is_omap443x
>> -# undef cpu_is_omap446x
>> -# undef cpu_is_omap447x
>> -# define cpu_is_omap44xx() is_omap44xx()
>> -# define cpu_is_omap443x() is_omap443x()
>> -# define cpu_is_omap446x() is_omap446x()
>> -# define cpu_is_omap447x() is_omap447x()
>> +# undef soc_is_omap44xx
>> +# undef soc_is_omap443x
>> +# undef soc_is_omap446x
>> +# undef soc_is_omap447x
>> +# define soc_is_omap44xx() is_omap44xx()
>> +# define cpu_is_omap44xx() soc_is_omap44xx()
>> +# define soc_is_omap443x() is_omap443x()
>> +# define cpu_is_omap443x() soc_is_omap443x()
>> +# define soc_is_omap446x() is_omap446x()
>> +# define cpu_is_omap446x() soc_is_omap446x()
>> +# define soc_is_omap447x() is_omap447x()
>> +# define cpu_is_omap447x() soc_is_omap447x()
>> # endif
>>
>> # if defined(CONFIG_SOC_OMAP5)
>>
--
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