From: Kukjin Kim <kgene.kim@samsung.com>
To: 'Tushar Behera' <tushar.behera@linaro.org>,
'linux-samsung-soc' <linux-samsung-soc@vger.kernel.org>
Cc: jtp.park@samsung.com, k.debski@samsung.com,
'Kyungmin Park' <kyungmin.park@samsung.com>
Subject: RE: [PATCH V2] ARM: SAMSUNG: Reorganize calls to reserve memory for MFC
Date: Thu, 20 Mar 2014 11:07:30 +0900 [thread overview]
Message-ID: <018b01cf43e1$264c2220$72e46660$@samsung.com> (raw)
In-Reply-To: <CAHbNUh0HsOk5naYZNgKhpmroCJqehGOGr=CeK_9Y-4q4RMT55g@mail.gmail.com>
Tushar Behera wrote:
>
> On 31 December 2013 11:53, Tushar Behera <tushar.behera@linaro.org> wrote:
> > Reorganize code so that "plat/mfc.h" is no more referred from
> > mach-exynos folder.
> >
> > Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
> > ---
> >
> > Changelog for V2:
> > * Added missing arch/arm/mach-exynos/mfc.h file
> >
> > arch/arm/mach-exynos/mach-exynos4-dt.c | 10 ++--------
> > arch/arm/mach-exynos/mach-exynos5-dt.c | 10 ++--------
> > arch/arm/mach-exynos/mfc.h | 16 ++++++++++++++++
> > arch/arm/plat-samsung/include/plat/mfc.h | 3 ---
> > arch/arm/plat-samsung/s5p-dev-mfc.c | 17 ++++++++++-------
> > 5 files changed, 30 insertions(+), 26 deletions(-)
> > create mode 100644 arch/arm/mach-exynos/mfc.h
> >
> > diff --git a/arch/arm/mach-exynos/mach-exynos4-dt.c b/arch/arm/mach-exynos/mach-
> exynos4-dt.c
> > index 4603e6b..66b4a6e 100644
> > --- a/arch/arm/mach-exynos/mach-exynos4-dt.c
> > +++ b/arch/arm/mach-exynos/mach-exynos4-dt.c
> > @@ -15,9 +15,9 @@
> > #include <linux/of_fdt.h>
> >
> > #include <asm/mach/arch.h>
> > -#include <plat/mfc.h>
> >
> > #include "common.h"
> > +#include "mfc.h"
> >
> > static void __init exynos4_dt_machine_init(void)
> > {
> > @@ -36,13 +36,7 @@ static char const *exynos4_dt_compat[] __initdata = {
> > static void __init exynos4_reserve(void)
> > {
> > #ifdef CONFIG_S5P_DEV_MFC
> > - struct s5p_mfc_dt_meminfo mfc_mem;
> > -
> > - /* Reserve memory for MFC only if it's available */
> > - mfc_mem.compatible = "samsung,mfc-v5";
> > - if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem))
> > - s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff,
> > - mfc_mem.lsize);
> > + of_scan_flat_dt(s5p_fdt_alloc_mfc_mem, "samsung,mfc-v5");
> > #endif
> > }
> > DT_MACHINE_START(EXYNOS4210_DT, "Samsung Exynos4 (Flattened Device Tree)")
> > diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-
> exynos5-dt.c
> > index 9bb6eac..36b36f4 100644
> > --- a/arch/arm/mach-exynos/mach-exynos5-dt.c
> > +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
> > @@ -14,9 +14,9 @@
> > #include <linux/io.h>
> >
> > #include <asm/mach/arch.h>
> > -#include <plat/mfc.h>
> >
> > #include "common.h"
> > +#include "mfc.h"
> > #include "regs-pmu.h"
> >
> > static void __init exynos5_dt_machine_init(void)
> > @@ -59,13 +59,7 @@ static char const *exynos5_dt_compat[] __initdata = {
> > static void __init exynos5_reserve(void)
> > {
> > #ifdef CONFIG_S5P_DEV_MFC
> > - struct s5p_mfc_dt_meminfo mfc_mem;
> > -
> > - /* Reserve memory for MFC only if it's available */
> > - mfc_mem.compatible = "samsung,mfc-v6";
> > - if (of_scan_flat_dt(s5p_fdt_find_mfc_mem, &mfc_mem))
> > - s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize, mfc_mem.loff,
> > - mfc_mem.lsize);
> > + of_scan_flat_dt(s5p_fdt_alloc_mfc_mem, "samsung,mfc-v6");
> > #endif
> > }
> >
> > diff --git a/arch/arm/mach-exynos/mfc.h b/arch/arm/mach-exynos/mfc.h
> > new file mode 100644
> > index 0000000..dec93cd
> > --- /dev/null
> > +++ b/arch/arm/mach-exynos/mfc.h
> > @@ -0,0 +1,16 @@
> > +/*
> > + * Copyright (C) 2013 Samsung Electronics Co.Ltd
> > + *
> > + * 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.
> > + */
> > +
> > +#ifndef __MACH_EXYNOS_MFC_H
> > +#define __MACH_EXYNOS_MFC_H __FILE__
> > +
> > +int __init s5p_fdt_alloc_mfc_mem(unsigned long node, const char *uname,
> > + int depth, void *data);
> > +
> > +#endif /* __MACH_EXYNOS_MFC_H */
> > diff --git a/arch/arm/plat-samsung/include/plat/mfc.h b/arch/arm/plat-
> samsung/include/plat/mfc.h
> > index e6d7c42..033654e 100644
> > --- a/arch/arm/plat-samsung/include/plat/mfc.h
> > +++ b/arch/arm/plat-samsung/include/plat/mfc.h
> > @@ -32,7 +32,4 @@ struct s5p_mfc_dt_meminfo {
> > void __init s5p_mfc_reserve_mem(phys_addr_t rbase, unsigned int rsize,
> > phys_addr_t lbase, unsigned int lsize);
> >
> > -int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname,
> > - int depth, void *data);
> > -
> > #endif /* __PLAT_SAMSUNG_MFC_H */
> > diff --git a/arch/arm/plat-samsung/s5p-dev-mfc.c b/arch/arm/plat-samsung/s5p-dev-
> mfc.c
> > index ad51f85..98087b6 100644
> > --- a/arch/arm/plat-samsung/s5p-dev-mfc.c
> > +++ b/arch/arm/plat-samsung/s5p-dev-mfc.c
> > @@ -122,32 +122,35 @@ device_initcall(s5p_mfc_memory_init);
> > #endif
> >
> > #ifdef CONFIG_OF
> > -int __init s5p_fdt_find_mfc_mem(unsigned long node, const char *uname,
> > +int __init s5p_fdt_alloc_mfc_mem(unsigned long node, const char *uname,
> > int depth, void *data)
> > {
> > __be32 *prop;
> > unsigned long len;
> > - struct s5p_mfc_dt_meminfo *mfc_mem = data;
> > + struct s5p_mfc_dt_meminfo mfc_mem;
> >
> > if (!data)
> > return 0;
> >
> > - if (!of_flat_dt_is_compatible(node, mfc_mem->compatible))
> > + if (!of_flat_dt_is_compatible(node, data))
> > return 0;
> >
> > prop = of_get_flat_dt_prop(node, "samsung,mfc-l", &len);
> > if (!prop || (len != 2 * sizeof(unsigned long)))
> > return 0;
> >
> > - mfc_mem->loff = be32_to_cpu(prop[0]);
> > - mfc_mem->lsize = be32_to_cpu(prop[1]);
> > + mfc_mem.loff = be32_to_cpu(prop[0]);
> > + mfc_mem.lsize = be32_to_cpu(prop[1]);
> >
> > prop = of_get_flat_dt_prop(node, "samsung,mfc-r", &len);
> > if (!prop || (len != 2 * sizeof(unsigned long)))
> > return 0;
> >
> > - mfc_mem->roff = be32_to_cpu(prop[0]);
> > - mfc_mem->rsize = be32_to_cpu(prop[1]);
> > + mfc_mem.roff = be32_to_cpu(prop[0]);
> > + mfc_mem.rsize = be32_to_cpu(prop[1]);
> > +
> > + s5p_mfc_reserve_mem(mfc_mem.roff, mfc_mem.rsize,
> > + mfc_mem.loff, mfc_mem.lsize);
> >
> > return 1;
> > }
> > --
> > 1.7.9.5
> >
>
> Any comments on this patch?
>
Looks OK to me, will apply.
Thanks,
Kukjin
prev parent reply other threads:[~2014-03-20 2:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-30 10:26 [PATCH] ARM: SAMSUNG: Reorganize calls to reserve memory for MFC Tushar Behera
2013-12-31 6:23 ` [PATCH V2] " Tushar Behera
2014-03-19 8:43 ` Tushar Behera
2014-03-20 2:07 ` Kukjin Kim [this message]
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