diff options
Diffstat (limited to 'drivers/media/video/s5p-mfc/s5p_mfc_intr.c')
-rw-r--r-- | drivers/media/video/s5p-mfc/s5p_mfc_intr.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_intr.c b/drivers/media/video/s5p-mfc/s5p_mfc_intr.c deleted file mode 100644 index 8f2f8bf..0000000 --- a/drivers/media/video/s5p-mfc/s5p_mfc_intr.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * drivers/media/video/samsung/mfc5/s5p_mfc_intr.c - * - * C file for Samsung MFC (Multi Function Codec - FIMV) driver - * This file contains functions used to wait for command completion. - * - * Kamil Debski, Copyright (C) 2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/io.h> -#include <linux/sched.h> -#include <linux/wait.h> -#include "regs-mfc.h" -#include "s5p_mfc_common.h" -#include "s5p_mfc_debug.h" -#include "s5p_mfc_intr.h" - -int s5p_mfc_wait_for_done_dev(struct s5p_mfc_dev *dev, int command) -{ - int ret; - - ret = wait_event_interruptible_timeout(dev->queue, - (dev->int_cond && (dev->int_type == command - || dev->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), - msecs_to_jiffies(MFC_INT_TIMEOUT)); - if (ret == 0) { - mfc_err("Interrupt (dev->int_type:%d, command:%d) timed out\n", - dev->int_type, command); - return 1; - } else if (ret == -ERESTARTSYS) { - mfc_err("Interrupted by a signal\n"); - return 1; - } - mfc_debug(1, "Finished waiting (dev->int_type:%d, command: %d)\n", - dev->int_type, command); - if (dev->int_type == S5P_FIMV_R2H_CMD_ERR_RET) - return 1; - return 0; -} - -void s5p_mfc_clean_dev_int_flags(struct s5p_mfc_dev *dev) -{ - dev->int_cond = 0; - dev->int_type = 0; - dev->int_err = 0; -} - -int s5p_mfc_wait_for_done_ctx(struct s5p_mfc_ctx *ctx, - int command, int interrupt) -{ - int ret; - - if (interrupt) { - ret = wait_event_interruptible_timeout(ctx->queue, - (ctx->int_cond && (ctx->int_type == command - || ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), - msecs_to_jiffies(MFC_INT_TIMEOUT)); - } else { - ret = wait_event_timeout(ctx->queue, - (ctx->int_cond && (ctx->int_type == command - || ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET)), - msecs_to_jiffies(MFC_INT_TIMEOUT)); - } - if (ret == 0) { - mfc_err("Interrupt (ctx->int_type:%d, command:%d) timed out\n", - ctx->int_type, command); - return 1; - } else if (ret == -ERESTARTSYS) { - mfc_err("Interrupted by a signal\n"); - return 1; - } - mfc_debug(1, "Finished waiting (ctx->int_type:%d, command: %d)\n", - ctx->int_type, command); - if (ctx->int_type == S5P_FIMV_R2H_CMD_ERR_RET) - return 1; - return 0; -} - -void s5p_mfc_clean_ctx_int_flags(struct s5p_mfc_ctx *ctx) -{ - ctx->int_cond = 0; - ctx->int_type = 0; - ctx->int_err = 0; -} - |