From cf9610f9116d55c5a66ef9f1faecacabd93a9322 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Mon, 24 Aug 2026 08:46:03 -0700 Subject: Merge tag 'pinctrl-v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pin control updates from Linus Walleij: "Core changes: - Use the non-blocking mux_state_try_select() in the generic MUX pin control back-end - Free pin maps on pinctrl_generic_to_map() failure in the core helpers New hardware pin control: - Qualcomm Maili TLMM SoC, PMG1110 PMIC, and Eliza LPASS LPI TLMM SoC (this is for the low power audio, LPASS = Low Power Audio SubSystem portions) - Upboard support on top of the Intel pin controller - Apple T6030 and T6031 support (just compatible strings) - Samsung Exynos 8855 SoC - Mediatek MT6858 SoC - Rockchip RK3308B and RV1106 SoCs - Airoha EN7523 and AN7563 SoCs Improvements: - Qualcomm TLMM GPIOs are unconditionally marked as wakeup capable - Qualcomm improvements on top of the Qualcomm PDC (power domain controller) irqchip improvements from tglx:s tree - Qualcomm IPQ806x and IPQ9650 non-urgent pin grop fixups - The NPCM8xx driver has been put into shape fixing many pin and group definitions - Some non-urgent Tegra 264 pin assignments are fixed up - Some non-urgent fixups to Airoha AN7581 and AN7583 registers and pin assignments, missing features etc" * tag 'pinctrl-v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (130 commits) dt-bindings: pinctrl: Convert TI DA850 pupd to DT schema pinctrl: meson: sync some modify from A4 pinctrl: meson: a4: Add input enable pin configuration pinctrl: realtek: rtd1625: remove unused group name spdif_sel pinctrl: realtek: rtd1625: fix base_bit for VE4 GPIO 13 dt-bindings: pinctrl: microchip,pic32mzda-pinctrl: Convert to DT schema Revert "Merge branch 'ib-rsk7204' into devel" pinctrl: rockchip: Add RV1106 pinctrl support dt-bindings: pinctrl: rockchip: Add RV1106 compatible pinctrl: rockchip: Decode drive strength in the get function pinctrl: fix PINCTRL_GENERIC_MUX not always being selectable pinctrl: airoha: add support of an7563 SoC dt-bindings: pinctrl: airoha: add support of an7563 pin controller pinctrl: airoha: try to find chip scu node by phandle first pinctrl: airoha: add support of en7523 SoC dt-bindings: pinctrl: airoha: add support of en7523 pin controller pinctrl: airoha: an7583: add support for olt pinmux pinctrl: airoha: an7583: add support for pon_alt pinmux pinctrl: airoha: an7583: add support for npu_uart pinmux dt-bindings: pinctrl: airoha: an7583: add missed features ... --- crypto/lz4.c | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 crypto/lz4.c (limited to 'crypto/lz4.c') diff --git a/crypto/lz4.c b/crypto/lz4.c new file mode 100644 index 000000000..57b713516 --- /dev/null +++ b/crypto/lz4.c @@ -0,0 +1,99 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Cryptographic API. + * + * Copyright (c) 2013 Chanho Min + */ + +#include +#include +#include +#include +#include +#include + +static void *lz4_alloc_ctx(void) +{ + void *ctx; + + ctx = vmalloc(LZ4_MEM_COMPRESS); + if (!ctx) + return ERR_PTR(-ENOMEM); + + return ctx; +} + +static void lz4_free_ctx(void *ctx) +{ + vfree(ctx); +} + +static int __lz4_compress_crypto(const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen, void *ctx) +{ + int out_len = LZ4_compress_default(src, dst, + slen, *dlen, ctx); + + if (!out_len) + return -EINVAL; + + *dlen = out_len; + return 0; +} + +static int lz4_scompress(struct crypto_scomp *tfm, const u8 *src, + unsigned int slen, u8 *dst, unsigned int *dlen, + void *ctx) +{ + return __lz4_compress_crypto(src, slen, dst, dlen, ctx); +} + +static int __lz4_decompress_crypto(const u8 *src, unsigned int slen, + u8 *dst, unsigned int *dlen, void *ctx) +{ + int out_len = LZ4_decompress_safe(src, dst, slen, *dlen); + + if (out_len < 0) + return -EINVAL; + + *dlen = out_len; + return 0; +} + +static int lz4_sdecompress(struct crypto_scomp *tfm, const u8 *src, + unsigned int slen, u8 *dst, unsigned int *dlen, + void *ctx) +{ + return __lz4_decompress_crypto(src, slen, dst, dlen, NULL); +} + +static struct scomp_alg scomp = { + .streams = { + .alloc_ctx = lz4_alloc_ctx, + .free_ctx = lz4_free_ctx, + }, + .compress = lz4_scompress, + .decompress = lz4_sdecompress, + .base = { + .cra_name = "lz4", + .cra_driver_name = "lz4-scomp", + .cra_module = THIS_MODULE, + } +}; + +static int __init lz4_mod_init(void) +{ + return crypto_register_scomp(&scomp); +} + +static void __exit lz4_mod_fini(void) +{ + crypto_unregister_scomp(&scomp); +} + +module_init(lz4_mod_init); +module_exit(lz4_mod_fini); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("LZ4 Compression Algorithm"); +MODULE_ALIAS_CRYPTO("lz4"); -- cgit v1.3.1