637dd67c66
Fix syntax error in i2s_handlers.c causing compile time error. Signed-off-by: Piotr Mienkowski <piotr.mienkowski@gmail.com>
123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
/*
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* Copyright (c) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <kernel.h>
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#include <syscall_handler.h>
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#include <drivers/i2s.h>
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static inline int z_vrfy_i2s_configure(struct device *dev, enum i2s_dir dir,
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struct i2s_config *cfg_ptr)
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{
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struct i2s_config config;
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int ret = -EINVAL;
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if (Z_SYSCALL_DRIVER_I2S(dev, configure)) {
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goto out;
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}
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Z_OOPS(z_user_from_copy(&config, (void *)cfg_ptr,
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sizeof(struct i2s_config)));
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/* Check that the k_mem_slab provided is a valid pointer and that
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* the caller has permission on it
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*/
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if (Z_SYSCALL_OBJ(config.mem_slab, K_OBJ_MEM_SLAB)) {
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goto out;
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}
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/* Ensure that the k_mem_slab's slabs are large enough for the
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* specified block size
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*/
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if (config.block_size > config.mem_slab->block_size) {
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goto out;
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}
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ret = z_impl_i2s_configure((struct device *)dev, dir, &config);
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out:
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return ret;
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}
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#include <syscalls/i2s_configure_mrsh.c>
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static inline int z_vrfy_i2s_buf_read(struct device *dev,
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void *buf, size_t *size)
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{
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void *mem_block;
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size_t data_size;
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int ret;
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Z_OOPS(Z_SYSCALL_DRIVER_I2S(dev, read));
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ret = i2s_read((struct device *)dev, &mem_block, &data_size);
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if (!ret) {
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struct i2s_config *rx_cfg;
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int copy_success;
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/* Presumed to be configured otherwise the i2s_read() call
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* would have failed.
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*/
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rx_cfg = i2s_config_get((struct device *)dev, I2S_DIR_RX);
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copy_success = z_user_to_copy((void *)buf, mem_block,
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data_size);
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k_mem_slab_free(rx_cfg->mem_slab, &mem_block);
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Z_OOPS(copy_success);
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Z_OOPS(z_user_to_copy((void *)size, &data_size,
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sizeof(data_size)));
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}
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return ret;
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}
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#include <syscalls/i2s_buf_read_mrsh.c>
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static inline int z_vrfy_i2s_buf_write(struct device *dev,
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void *buf, size_t size)
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{
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int ret;
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struct i2s_config *tx_cfg;
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void *mem_block;
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Z_OOPS(Z_SYSCALL_DRIVER_I2S(dev, write));
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tx_cfg = i2s_config_get((struct device *)dev, I2S_DIR_TX);
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if (!tx_cfg) {
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return -EIO;
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}
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if (size > tx_cfg->block_size) {
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return -EINVAL;
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}
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ret = k_mem_slab_alloc(tx_cfg->mem_slab, &mem_block, K_FOREVER);
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if (ret < 0) {
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return -ENOMEM;
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}
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ret = z_user_from_copy(mem_block, (void *)buf, size);
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if (ret) {
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k_mem_slab_free(tx_cfg->mem_slab, &mem_block);
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Z_OOPS(ret);
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}
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ret = i2s_write((struct device *)dev, mem_block, size);
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if (ret != 0) {
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k_mem_slab_free(tx_cfg->mem_slab, &mem_block);
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}
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return ret;
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}
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#include <syscalls/i2s_buf_write_mrsh.c>
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static inline int z_vrfy_i2s_trigger(struct device *dev, enum i2s_dir dir,
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enum i2s_trigger_cmd cmd)
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{
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Z_OOPS(Z_SYSCALL_DRIVER_I2S(dev, trigger));
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return z_impl_i2s_trigger((struct device *)dev, dir, cmd);
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}
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#include <syscalls/i2s_trigger_mrsh.c>
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