From 7131799b145aa67984cc57e52d6379862c78afa3 Mon Sep 17 00:00:00 2001 From: Tomas Winkler Date: Thu, 23 May 2013 10:03:13 +0300 Subject: [PATCH] mei: deprecate the mei_wd_state_independence_msg wd independence is deprecated, remove it. Signed-off-by: Tomas Winkler Signed-off-by: Greg Kroah-Hartman --- drivers/misc/mei/main.c | 25 ------------------------- drivers/misc/mei/mei_dev.h | 6 ------ drivers/misc/mei/wd.c | 6 ------ 3 files changed, 37 deletions(-) diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 053139f61086..b9ad5106f5e1 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -194,7 +194,6 @@ static ssize_t mei_read(struct file *file, char __user *ubuf, struct mei_cl_cb *cb_pos = NULL; struct mei_cl_cb *cb = NULL; struct mei_device *dev; - int i; int rets; int err; @@ -210,20 +209,6 @@ static ssize_t mei_read(struct file *file, char __user *ubuf, goto out; } - if ((cl->sm_state & MEI_WD_STATE_INDEPENDENCE_MSG_SENT) == 0) { - /* Do not allow to read watchdog client */ - i = mei_me_cl_by_uuid(dev, &mei_wd_guid); - if (i >= 0) { - struct mei_me_client *me_client = &dev->me_clients[i]; - if (cl->me_client_id == me_client->client_id) { - rets = -EBADF; - goto out; - } - } - } else { - cl->sm_state &= ~MEI_WD_STATE_INDEPENDENCE_MSG_SENT; - } - if (cl == &dev->iamthif_cl) { rets = mei_amthif_read(dev, file, ubuf, length, offset); goto out; @@ -420,16 +405,6 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, if (rets) goto out; - cl->sm_state = 0; - if (length == 4 && - ((memcmp(mei_wd_state_independence_msg[0], - write_cb->request_buffer.data, 4) == 0) || - (memcmp(mei_wd_state_independence_msg[1], - write_cb->request_buffer.data, 4) == 0) || - (memcmp(mei_wd_state_independence_msg[2], - write_cb->request_buffer.data, 4) == 0))) - cl->sm_state |= MEI_WD_STATE_INDEPENDENCE_MSG_SENT; - if (cl == &dev->iamthif_cl) { rets = mei_amthif_write(dev, write_cb); diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h index 197ba6481bf5..80a90319fc29 100644 --- a/drivers/misc/mei/mei_dev.h +++ b/drivers/misc/mei/mei_dev.h @@ -55,11 +55,6 @@ extern const uuid_le mei_amthif_guid; */ extern const uuid_le mei_wd_guid; -/* - * Watchdog independence state message - */ -extern const u8 mei_wd_state_independence_msg[3][4]; - /* * Number of Maximum MEI Clients */ @@ -201,7 +196,6 @@ struct mei_cl { u8 timer_count; enum mei_file_transaction_states reading_state; enum mei_file_transaction_states writing_state; - int sm_state; struct mei_cl_cb *read_cb; /* MEI CL bus data */ diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c index 6251a4ee7067..b8921432e89d 100644 --- a/drivers/misc/mei/wd.c +++ b/drivers/misc/mei/wd.c @@ -31,12 +31,6 @@ static const u8 mei_start_wd_params[] = { 0x02, 0x12, 0x13, 0x10 }; static const u8 mei_stop_wd_params[] = { 0x02, 0x02, 0x14, 0x10 }; -const u8 mei_wd_state_independence_msg[3][4] = { - {0x05, 0x02, 0x51, 0x10}, - {0x05, 0x02, 0x52, 0x10}, - {0x07, 0x02, 0x01, 0x10} -}; - /* * AMT Watchdog Device */ -- 2.34.1