diff options
Diffstat (limited to 'board/kukui_scp/fd.c')
-rw-r--r-- | board/kukui_scp/fd.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/board/kukui_scp/fd.c b/board/kukui_scp/fd.c deleted file mode 100644 index 237f15ca94..0000000000 --- a/board/kukui_scp/fd.c +++ /dev/null @@ -1,83 +0,0 @@ -/* Copyright 2018 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "console.h" -#include "fd.h" -#include "hooks.h" -#include "ipi_chip.h" -#include "queue.h" -#include "queue_policies.h" -#include "registers.h" -#include "task.h" -#include "util.h" - -#define CPRINTF(format, args...) cprintf(CC_IPI, format, ##args) -#define CPRINTS(format, args...) cprints(CC_IPI, format, ##args) - -/* Forwad declaration. */ -static struct consumer const event_fd_consumer; -static void event_fd_written(struct consumer const *consumer, size_t count); - -static struct queue const fd_queue = QUEUE_DIRECT(4, struct fd_msg, - null_producer, - event_fd_consumer); -static struct consumer const event_fd_consumer = { - .queue = &fd_queue, - .ops = &((struct consumer_ops const) { - .written = event_fd_written, - }), -}; - -/* Stub functions only provided by private overlays. */ -// Jerry TODO implement private part and remove this -#ifndef HAVE_PRIVATE_MT8183 -void fd_ipi_msg_handler(void *data) {} -#endif - -static void event_fd_written(struct consumer const *consumer, size_t count) -{ - task_wake(TASK_ID_FD_SERVICE); -} - -static void fd_ipi_handler(int id, void *data, uint32_t len) -{ - struct fd_msg rsv_msg; - - if (!len) - return; - - rsv_msg.type = IPI_FD_CMD; - memcpy(rsv_msg.msg, data, MIN(len, sizeof(rsv_msg.msg))); - - /* - * If there is no other IPI handler touch this queue, we don't need to - * interrupt_disable() or task_disable_irq(). - */ - if (!queue_add_unit(&fd_queue, &rsv_msg)) - CPRINTS("Could not send fd %d to the queue.", rsv_msg.type); -} -DECLARE_IPI(IPI_FD_CMD, fd_ipi_handler, 0); - -/* This function renames from fd_service_entry. */ -void fd_service_task(void *u) -{ - struct fd_msg rsv_msg; - size_t size; - - while (1) { - /* - * Queue unit is added in IPI handler, which is in ISR context. - * Disable IRQ to prevent a clobbered queue. - */ - ipi_disable_irq(SCP_IRQ_IPC0); - size = queue_remove_unit(&fd_queue, &rsv_msg); - ipi_enable_irq(SCP_IRQ_IPC0); - - if (!size) - task_wait_event(-1); - else - fd_ipi_msg_handler(rsv_msg.msg); - } -} |