7462141787
With the change to the new firmware, there was a change to firmware memory partitioning. Along with that change, the translation of all partitions was unified, and separate functions for reg and mem access became unnecessary. Cleanup the unnecessary functions. Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com> Reviewed-by: Luciano Coelho <luciano.coelho@nokia.com> Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
132 lines
3.3 KiB
C
132 lines
3.3 KiB
C
/*
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* This file is part of wl1271
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*
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* Copyright (C) 2008-2009 Nokia Corporation
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*
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* Contact: Luciano Coelho <luciano.coelho@nokia.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#include "wl1271.h"
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#include "wl1271_reg.h"
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#include "wl1271_spi.h"
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#include "wl1271_event.h"
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#include "wl1271_ps.h"
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#include "wl12xx_80211.h"
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static int wl1271_event_scan_complete(struct wl1271 *wl,
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struct event_mailbox *mbox)
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{
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wl1271_debug(DEBUG_EVENT, "status: 0x%x",
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mbox->scheduled_scan_status);
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if (wl->scanning) {
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int size = sizeof(struct wl12xx_probe_req_template);
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wl1271_cmd_template_set(wl, CMD_TEMPL_CFG_PROBE_REQ_2_4, NULL,
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size);
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mutex_unlock(&wl->mutex);
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ieee80211_scan_completed(wl->hw, false);
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mutex_lock(&wl->mutex);
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wl->scanning = false;
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}
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return 0;
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}
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static void wl1271_event_mbox_dump(struct event_mailbox *mbox)
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{
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wl1271_debug(DEBUG_EVENT, "MBOX DUMP:");
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wl1271_debug(DEBUG_EVENT, "\tvector: 0x%x", mbox->events_vector);
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wl1271_debug(DEBUG_EVENT, "\tmask: 0x%x", mbox->events_mask);
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}
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static int wl1271_event_process(struct wl1271 *wl, struct event_mailbox *mbox)
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{
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int ret;
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u32 vector;
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wl1271_event_mbox_dump(mbox);
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vector = mbox->events_vector & ~(mbox->events_mask);
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wl1271_debug(DEBUG_EVENT, "vector: 0x%x", vector);
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if (vector & SCAN_COMPLETE_EVENT_ID) {
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ret = wl1271_event_scan_complete(wl, mbox);
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if (ret < 0)
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return ret;
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}
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/*
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* The BSS_LOSE_EVENT_ID is only needed while psm (and hence beacon
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* filtering) is enabled. Without PSM, the stack will receive all
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* beacons and can detect beacon loss by itself.
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*/
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if (vector & BSS_LOSE_EVENT_ID && wl->psm) {
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wl1271_debug(DEBUG_EVENT, "BSS_LOSE_EVENT");
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/* indicate to the stack, that beacons have been lost */
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ieee80211_beacon_loss(wl->vif);
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}
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return 0;
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}
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int wl1271_event_unmask(struct wl1271 *wl)
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{
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int ret;
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ret = wl1271_acx_event_mbox_mask(wl, ~(wl->event_mask));
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if (ret < 0)
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return ret;
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return 0;
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}
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void wl1271_event_mbox_config(struct wl1271 *wl)
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{
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wl->mbox_ptr[0] = wl1271_spi_read32(wl, REG_EVENT_MAILBOX_PTR);
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wl->mbox_ptr[1] = wl->mbox_ptr[0] + sizeof(struct event_mailbox);
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wl1271_debug(DEBUG_EVENT, "MBOX ptrs: 0x%x 0x%x",
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wl->mbox_ptr[0], wl->mbox_ptr[1]);
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}
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int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
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{
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struct event_mailbox mbox;
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int ret;
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wl1271_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num);
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if (mbox_num > 1)
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return -EINVAL;
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/* first we read the mbox descriptor */
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wl1271_spi_read(wl, wl->mbox_ptr[mbox_num], &mbox,
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sizeof(struct event_mailbox), false);
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/* process the descriptor */
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ret = wl1271_event_process(wl, &mbox);
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if (ret < 0)
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return ret;
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/* then we let the firmware know it can go on...*/
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wl1271_spi_write32(wl, ACX_REG_INTERRUPT_TRIG, INTR_TRIG_EVENT_ACK);
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return 0;
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}
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