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Message-ID: <20250702051345.1460497-7-apatel@ventanamicro.com>
Date: Wed, 2 Jul 2025 10:43:27 +0530
From: Anup Patel <apatel@...tanamicro.com>
To: Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Jassi Brar <jassisinghbrar@...il.com>,
Thomas Gleixner <tglx@...utronix.de>,
"Rafael J . Wysocki" <rafael@...nel.org>,
Mika Westerberg <mika.westerberg@...ux.intel.com>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
Uwe Kleine-König <ukleinek@...nel.org>
Cc: Palmer Dabbelt <palmer@...belt.com>,
Paul Walmsley <paul.walmsley@...ive.com>,
Alexandre Ghiti <alex@...ti.fr>,
Len Brown <lenb@...nel.org>,
Sunil V L <sunilvl@...tanamicro.com>,
Rahul Pathak <rpathak@...tanamicro.com>,
Leyfoon Tan <leyfoon.tan@...rfivetech.com>,
Atish Patra <atish.patra@...ux.dev>,
Andrew Jones <ajones@...tanamicro.com>,
Samuel Holland <samuel.holland@...ive.com>,
Anup Patel <anup@...infault.org>,
linux-clk@...r.kernel.org,
devicetree@...r.kernel.org,
linux-acpi@...r.kernel.org,
linux-riscv@...ts.infradead.org,
linux-kernel@...r.kernel.org,
Anup Patel <apatel@...tanamicro.com>
Subject: [PATCH v7 06/24] byteorder: Add memcpy_to_le32() and memcpy_from_le32()
Add common memcpy APIs for copying u32 array to/from __le32 array.
Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Signed-off-by: Anup Patel <apatel@...tanamicro.com>
---
include/linux/byteorder/generic.h | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/include/linux/byteorder/generic.h b/include/linux/byteorder/generic.h
index c9a4c96c9943..b3705e8bbe2b 100644
--- a/include/linux/byteorder/generic.h
+++ b/include/linux/byteorder/generic.h
@@ -173,6 +173,22 @@ static inline void cpu_to_le32_array(u32 *buf, unsigned int words)
}
}
+static inline void memcpy_from_le32(u32 *dst, const __le32 *src, size_t words)
+{
+ size_t i;
+
+ for (i = 0; i < words; i++)
+ dst[i] = le32_to_cpu(src[i]);
+}
+
+static inline void memcpy_to_le32(__le32 *dst, const u32 *src, size_t words)
+{
+ size_t i;
+
+ for (i = 0; i < words; i++)
+ dst[i] = cpu_to_le32(src[i]);
+}
+
static inline void be16_add_cpu(__be16 *var, u16 val)
{
*var = cpu_to_be16(be16_to_cpu(*var) + val);
--
2.43.0
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