2 Mantis PCI bridge driver
4 Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com)
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "mantis_common.h"
22 #include "mantis_link.h"
23 #include "mantis_hif.h"
25 static void mantis_hifevm_work(struct work_struct *work)
27 struct mantis_ca *ca = container_of(work, struct mantis_ca, hif_evm_work);
28 struct mantis_pci *mantis = ca->ca_priv;
30 u32 gpif_stat, gpif_mask;
32 gpif_stat = mmread(MANTIS_GPIF_STATUS);
33 gpif_mask = mmread(MANTIS_GPIF_IRQCFG);
34 if (!((gpif_stat & 0xff) & (gpif_mask & 0xff)))
37 if (gpif_stat & MANTIS_GPIF_DETSTAT) {
38 if (gpif_stat & MANTIS_CARD_PLUGIN) {
39 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num);
40 mmwrite(0xdada0000, MANTIS_CARD_RESET);
41 mantis_event_cam_plugin(ca);
42 dvb_ca_en50221_camchange_irq(&ca->en50221,
44 DVB_CA_EN50221_CAMCHANGE_INSERTED);
47 if (gpif_stat & MANTIS_CARD_PLUGOUT) {
48 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num);
49 mmwrite(0xdada0000, MANTIS_CARD_RESET);
50 mantis_event_cam_unplug(ca);
51 dvb_ca_en50221_camchange_irq(&ca->en50221,
53 DVB_CA_EN50221_CAMCHANGE_REMOVED);
57 if (gpif_stat & MANTIS_GPIF_EXTIRQ)
58 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num);
60 if (gpif_stat & MANTIS_SBUF_WSTO)
61 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num);
63 if (gpif_stat & MANTIS_GPIF_OTHERR)
64 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num);
66 if (gpif_stat & MANTIS_SBUF_OVFLW)
67 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num);
69 if (gpif_stat & MANTIS_GPIF_BRRDY) {
70 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num);
72 if (gpif_stat & MANTIS_GPIF_WRACK)
73 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis->num);
75 if (gpif_stat & MANTIS_GPIF_INTSTAT)
76 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num);
78 if (gpif_stat & MANTIS_SBUF_EMPTY)
79 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num);
81 if (gpif_stat & MANTIS_SBUF_OPDONE) {
82 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);
83 ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;
84 dvb_ca_en50221_frda_irq(&ca->en50221, 0);
88 int mantis_evmgr_init(struct mantis_ca *ca)
90 struct mantis_pci *mantis = ca->ca_priv;
92 dprintk(verbose, MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager");
93 INIT_WORK(&ca->hif_evm_work, mantis_hifevm_work);
94 mantis_pcmcia_init(ca);
95 schedule_work(&ca->hif_evm_work);
100 void mantis_evmgr_exit(struct mantis_ca *ca)
102 struct mantis_pci *mantis = ca->ca_priv;
104 dprintk(verbose, MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");
105 flush_scheduled_work();
107 mantis_pcmcia_exit(ca);