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gerrit-public.fairphone.software / kernel / msm-5.4 / 9e49e8d913209e7221f761193f18a91d130b9e2d / . / drivers / media / dvb / mantis / mantis_evm.c
blob: 1594bb85a20fbad55d0b8375b79f607fefa72231 [file] [log] [blame]
Manu Abrahamd5755712009-12-04 05:04:18 -0300[diff] [blame]1/*
2 Mantis PCI bridge driver
3
4 Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com)
5
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.
10
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.
15
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.
19*/
20
21#include "mantis_common.h"
22#include "mantis_link.h"
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]23#include "mantis_hif.h"
24
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]25static void mantis_hifevm_work(struct work_struct *work)
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]26{
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]27 struct mantis_ca *ca = container_of(work, struct mantis_ca, hif_evm_work);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]28 struct mantis_pci *mantis = ca->ca_priv;
29
Manu Abrahamadcc9dd2009-12-04 05:25:18 -0300[diff] [blame]30 u32 gpif_stat, gpif_mask, rst_mask, rst_stat;
31
32 rst_mask = MANTIS_GPIF_WRACK |
33 MANTIS_GPIF_OTHERR |
34 MANTIS_SBUF_WSTO |
35 MANTIS_GPIF_EXTIRQ;
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]36
37 gpif_stat = mmread(MANTIS_GPIF_STATUS);
Manu Abraham3062b152009-12-04 05:08:25 -0300[diff] [blame]38 gpif_mask = mmread(MANTIS_GPIF_IRQCFG);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]39
Manu Abrahamadcc9dd2009-12-04 05:25:18 -0300[diff] [blame]40 rst_stat = gpif_stat & rst_mask;
41 mmwrite(rst_stat, MANTIS_GPIF_STATUS);
42
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]43 if (gpif_stat & MANTIS_GPIF_DETSTAT) {
44 if (gpif_stat & MANTIS_CARD_PLUGIN) {
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]45 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]46 mmwrite(0xdada0000, MANTIS_CARD_RESET);
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]47 mantis_event_cam_plugin(ca);
Manu Abraham05691cd2009-12-04 05:19:26 -0300[diff] [blame]48 dvb_ca_en50221_camchange_irq(&ca->en50221,
49 0,
50 DVB_CA_EN50221_CAMCHANGE_INSERTED);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]51 }
52 } else {
53 if (gpif_stat & MANTIS_CARD_PLUGOUT) {
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]54 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]55 mmwrite(0xdada0000, MANTIS_CARD_RESET);
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]56 mantis_event_cam_unplug(ca);
Manu Abraham05691cd2009-12-04 05:19:26 -0300[diff] [blame]57 dvb_ca_en50221_camchange_irq(&ca->en50221,
58 0,
59 DVB_CA_EN50221_CAMCHANGE_REMOVED);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]60 }
61 }
62
63 if (gpif_stat & MANTIS_GPIF_EXTIRQ)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]64 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]65
66 if (gpif_stat & MANTIS_SBUF_WSTO)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]67 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]68
69 if (gpif_stat & MANTIS_GPIF_OTHERR)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]70 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]71
72 if (gpif_stat & MANTIS_SBUF_OVFLW)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]73 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]74
Manu Abraham9e49e8d2009-12-04 05:25:45 -0300[diff] [blame^]75 if (gpif_stat & MANTIS_GPIF_BRRDY)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]76 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num);
Manu Abraham9e49e8d2009-12-04 05:25:45 -0300[diff] [blame^]77
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]78 if (gpif_stat & MANTIS_GPIF_WRACK)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]79 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]80
81 if (gpif_stat & MANTIS_GPIF_INTSTAT)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]82 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]83
84 if (gpif_stat & MANTIS_SBUF_EMPTY)
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]85 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]86
87 if (gpif_stat & MANTIS_SBUF_OPDONE) {
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]88 dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);
Manu Abrahamcc0e4aa2009-12-04 05:21:51 -0300[diff] [blame]89 ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;
90 dvb_ca_en50221_frda_irq(&ca->en50221, 0);
Manu Abrahamfadfa072009-12-04 05:05:19 -0300[diff] [blame]91 }
92}
Manu Abrahamd5755712009-12-04 05:04:18 -0300[diff] [blame]93
94int mantis_evmgr_init(struct mantis_ca *ca)
95{
96 struct mantis_pci *mantis = ca->ca_priv;
97
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]98 dprintk(verbose, MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager");
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]99 INIT_WORK(&ca->hif_evm_work, mantis_hifevm_work);
Manu Abraham50d82602009-12-04 05:06:38 -0300[diff] [blame]100 mantis_pcmcia_init(ca);
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]101 schedule_work(&ca->hif_evm_work);
Manu Abrahamd8b14f82009-12-04 05:09:47 -0300[diff] [blame]102 mantis_hif_init(ca);
Manu Abrahamd5755712009-12-04 05:04:18 -0300[diff] [blame]103 return 0;
104}
105
106void mantis_evmgr_exit(struct mantis_ca *ca)
107{
108 struct mantis_pci *mantis = ca->ca_priv;
109
Manu Abrahamd9dd5f72009-12-04 05:07:41 -0300[diff] [blame]110 dprintk(verbose, MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");
Manu Abraham12855ca2009-12-04 05:09:04 -0300[diff] [blame]111 flush_scheduled_work();
Manu Abrahamd8b14f82009-12-04 05:09:47 -0300[diff] [blame]112 mantis_hif_exit(ca);
Manu Abraham50d82602009-12-04 05:06:38 -0300[diff] [blame]113 mantis_pcmcia_exit(ca);
Manu Abrahamd5755712009-12-04 05:04:18 -0300[diff] [blame]114}