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authorKees Cook <kees+treewide@kernel.org>2026-09-02 15:31:14 -0700
committerKees Cook <kees@kernel.org>2026-09-04 21:37:00 -0700
commit3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d (patch)
treec65086f9bdcd48c6360fb7cb4598bca084da1f32 /sound/pci/ctxfi/ctsrc.h
downloadlinux-stable-3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d.tar.gz
linux-stable-3a2c4d55e32ad65efebdb6de44eef3bfa08bb49d.zip
treewide: refresh kmalloc_obj() conversionsgrafted
This is another run of the Coccinelle script for converting kmalloc() family of allocations to kmalloc_obj() via the existing rules in scripts/coccinelle/api/kmalloc_objs.cocci This catches both the set of kmalloc() uses added since the first kmalloc_obj() conversions in v7.0 and adds a large group missed in the first pass due to Coccinelle not interacting well with the cleanup.h scoped_...() family of macros[1]. I worked around this with spatch's "--macro-file" argument to a file with all the scoped_...() macros mapped to Coccinelle's YACFE_ITERATOR[2] as that was the closest viable control flow indicator I could find. Build tested allmodconfig on x86, arm64, arm, loongarch, mips, powerpc, riscv, and s390 with no new warnings. Link: https://lore.kernel.org/lkml/202609021314.8A9C0B8@keescook/ [1] Link: https://github.com/coccinelle/coccinelle/blob/master/standard.h [2] Signed-off-by: Kees Cook <kees+treewide@kernel.org>
Diffstat (limited to 'sound/pci/ctxfi/ctsrc.h')
-rw-r--r--sound/pci/ctxfi/ctsrc.h148
1 files changed, 148 insertions, 0 deletions
diff --git a/sound/pci/ctxfi/ctsrc.h b/sound/pci/ctxfi/ctsrc.h
new file mode 100644
index 000000000..7ba94adde
--- /dev/null
+++ b/sound/pci/ctxfi/ctsrc.h
@@ -0,0 +1,148 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
+ *
+ * @File ctsrc.h
+ *
+ * @Brief
+ * This file contains the definition of the Sample Rate Convertor
+ * resource management object.
+ *
+ * @Author Liu Chun
+ * @Date May 13 2008
+ */
+
+#ifndef CTSRC_H
+#define CTSRC_H
+
+#include "ctresource.h"
+#include "ctimap.h"
+#include <linux/spinlock.h>
+#include <linux/list.h>
+#include <sound/core.h>
+
+#define SRC_STATE_OFF 0x0
+#define SRC_STATE_INIT 0x4
+#define SRC_STATE_RUN 0x5
+
+#define SRC_SF_U8 0x0
+#define SRC_SF_S16 0x1
+#define SRC_SF_S24 0x2
+#define SRC_SF_S32 0x3
+#define SRC_SF_F32 0x4
+
+/* Define the descriptor of a src resource */
+enum SRCMODE {
+ MEMRD, /* Read data from host memory */
+ MEMWR, /* Write data to host memory */
+ ARCRW, /* Read from and write to audio ring channel */
+ NUM_SRCMODES
+};
+
+struct src_rsc_ops;
+
+struct src {
+ struct rsc rsc; /* Basic resource info */
+ struct src *intlv; /* Pointer to next interleaved SRC in a series */
+ const struct src_rsc_ops *ops; /* SRC specific operations */
+ /* Number of contiguous srcs for interleaved usage */
+ unsigned char multi;
+ unsigned char mode; /* Working mode of this SRC resource */
+};
+
+struct src_rsc_ops {
+ int (*set_state)(struct src *src, unsigned int state);
+ int (*set_bm)(struct src *src, unsigned int bm);
+ int (*set_sf)(struct src *src, unsigned int sf);
+ int (*set_pm)(struct src *src, unsigned int pm);
+ int (*set_rom)(struct src *src, unsigned int rom);
+ int (*set_vo)(struct src *src, unsigned int vo);
+ int (*set_st)(struct src *src, unsigned int st);
+ int (*set_bp)(struct src *src, unsigned int bp);
+ int (*set_cisz)(struct src *src, unsigned int cisz);
+ int (*set_ca)(struct src *src, unsigned int ca);
+ int (*set_sa)(struct src *src, unsigned int sa);
+ int (*set_la)(struct src *src, unsigned int la);
+ int (*set_pitch)(struct src *src, unsigned int pitch);
+ int (*set_clr_zbufs)(struct src *src);
+ int (*commit_write)(struct src *src);
+ int (*get_ca)(struct src *src);
+ int (*init)(struct src *src);
+ struct src* (*next_interleave)(struct src *src);
+};
+
+/* Define src resource request description info */
+struct src_desc {
+ /* Number of contiguous master srcs for interleaved usage */
+ unsigned char multi;
+ unsigned char msr;
+ unsigned char mode; /* Working mode of the requested srcs */
+};
+
+/* Define src manager object */
+struct src_mgr {
+ struct rsc_mgr mgr; /* Basic resource manager info */
+ struct snd_card *card; /* pointer to this card */
+ spinlock_t mgr_lock;
+
+ /* request src resource */
+ int (*get_src)(struct src_mgr *mgr,
+ const struct src_desc *desc, struct src **rsrc);
+ /* return src resource */
+ int (*put_src)(struct src_mgr *mgr, struct src *src);
+ int (*src_enable_s)(struct src_mgr *mgr, struct src *src);
+ int (*src_enable)(struct src_mgr *mgr, struct src *src);
+ int (*src_disable)(struct src_mgr *mgr, struct src *src);
+ int (*commit_write)(struct src_mgr *mgr);
+};
+
+/* Define the descriptor of a SRC Input Mapper resource */
+struct srcimp_mgr;
+struct srcimp_rsc_ops;
+
+struct srcimp {
+ struct rsc rsc;
+ unsigned char idx[8];
+ unsigned int mapped; /* A bit-map indicating which conj rsc is mapped */
+ struct srcimp_mgr *mgr;
+ const struct srcimp_rsc_ops *ops;
+ struct imapper imappers[];
+};
+
+struct srcimp_rsc_ops {
+ int (*map)(struct srcimp *srcimp, struct src *user, struct rsc *input);
+ int (*unmap)(struct srcimp *srcimp);
+};
+
+/* Define SRCIMP resource request description info */
+struct srcimp_desc {
+ unsigned int msr;
+};
+
+struct srcimp_mgr {
+ struct rsc_mgr mgr; /* Basic resource manager info */
+ struct snd_card *card; /* pointer to this card */
+ spinlock_t mgr_lock;
+ spinlock_t imap_lock;
+ struct list_head imappers;
+ struct imapper *init_imap;
+ unsigned int init_imap_added;
+
+ /* request srcimp resource */
+ int (*get_srcimp)(struct srcimp_mgr *mgr,
+ const struct srcimp_desc *desc,
+ struct srcimp **rsrcimp);
+ /* return srcimp resource */
+ int (*put_srcimp)(struct srcimp_mgr *mgr, struct srcimp *srcimp);
+ int (*imap_add)(struct srcimp_mgr *mgr, struct imapper *entry);
+ int (*imap_delete)(struct srcimp_mgr *mgr, struct imapper *entry);
+};
+
+/* Constructor and destructor of SRC resource manager */
+int src_mgr_create(struct hw *hw, void **ptr);
+int src_mgr_destroy(void *ptr);
+/* Constructor and destructor of SRCIMP resource manager */
+int srcimp_mgr_create(struct hw *hw, void **ptr);
+int srcimp_mgr_destroy(void *ptr);
+
+#endif /* CTSRC_H */