[b229062] | 1 | /*
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| 2 | * Copyright (c) 2014 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup hdaudio
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| 30 | * @{
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| 31 | */
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| 32 | /** @file High Definition Audio driver
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| 33 | */
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| 34 |
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| 35 | #include <assert.h>
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[a333b7f] | 36 | #include <bitops.h>
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[b229062] | 37 | #include <ddi.h>
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[d51838f] | 38 | #include <device/hw_res.h>
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[b229062] | 39 | #include <device/hw_res_parsed.h>
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| 40 | #include <stdio.h>
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| 41 | #include <errno.h>
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| 42 | #include <str_error.h>
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| 43 | #include <ddf/driver.h>
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[a333b7f] | 44 | #include <ddf/interrupt.h>
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[b229062] | 45 | #include <ddf/log.h>
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| 46 |
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| 47 | #include "hdactl.h"
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| 48 | #include "hdaudio.h"
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[93c3163] | 49 | #include "pcm_iface.h"
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[7978d1e7] | 50 | #include "spec/regs.h"
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[b229062] | 51 |
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| 52 | #define NAME "hdaudio"
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| 53 |
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[b7fd2a0] | 54 | static errno_t hda_dev_add(ddf_dev_t *dev);
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| 55 | static errno_t hda_dev_remove(ddf_dev_t *dev);
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| 56 | static errno_t hda_dev_gone(ddf_dev_t *dev);
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| 57 | static errno_t hda_fun_online(ddf_fun_t *fun);
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| 58 | static errno_t hda_fun_offline(ddf_fun_t *fun);
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[b229062] | 59 |
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[01c3bb4] | 60 | static void hdaudio_interrupt(ipc_call_t *, ddf_dev_t *);
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[a333b7f] | 61 |
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[b229062] | 62 | static driver_ops_t driver_ops = {
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| 63 | .dev_add = &hda_dev_add,
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| 64 | .dev_remove = &hda_dev_remove,
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| 65 | .dev_gone = &hda_dev_gone,
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| 66 | .fun_online = &hda_fun_online,
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| 67 | .fun_offline = &hda_fun_offline
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| 68 | };
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| 69 |
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| 70 | static driver_t hda_driver = {
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| 71 | .name = NAME,
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| 72 | .driver_ops = &driver_ops
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| 73 | };
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| 74 |
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[93c3163] | 75 | ddf_dev_ops_t hda_pcm_ops = {
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| 76 | .interfaces[AUDIO_PCM_BUFFER_IFACE] = &hda_pcm_iface
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| 77 | };
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| 78 |
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[a333b7f] | 79 | irq_pio_range_t hdaudio_irq_pio_ranges[] = {
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| 80 | {
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| 81 | .base = 0,
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| 82 | .size = 8192
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| 83 | }
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| 84 | };
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| 85 |
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| 86 | irq_cmd_t hdaudio_irq_commands[] = {
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[31ccd42a] | 87 | /* 0 */
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[a333b7f] | 88 | {
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| 89 | .cmd = CMD_PIO_READ_8,
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[903eff5] | 90 | .addr = NULL, /* rirbsts */
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[a333b7f] | 91 | .dstarg = 2
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| 92 | },
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[31ccd42a] | 93 | /* 1 */
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[a333b7f] | 94 | {
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| 95 | .cmd = CMD_AND,
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| 96 | .value = BIT_V(uint8_t, rirbsts_intfl),
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| 97 | .srcarg = 2,
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| 98 | .dstarg = 3
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| 99 | },
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[31ccd42a] | 100 | /* 2 */
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[a333b7f] | 101 | {
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| 102 | .cmd = CMD_PREDICATE,
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| 103 | .value = 2,
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| 104 | .srcarg = 3
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| 105 | },
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[31ccd42a] | 106 | /* 3 */
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[a333b7f] | 107 | {
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| 108 | .cmd = CMD_PIO_WRITE_8,
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[903eff5] | 109 | .addr = NULL, /* rirbsts */
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[31ccd42a] | 110 | .value = BIT_V(uint8_t, rirbsts_intfl)
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[a333b7f] | 111 | },
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[31ccd42a] | 112 | /* 4 */
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[a333b7f] | 113 | {
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| 114 | .cmd = CMD_ACCEPT
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| 115 | }
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| 116 | };
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| 117 |
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[31ccd42a] | 118 | irq_cmd_t hdaudio_irq_commands_sdesc[] = {
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| 119 | /* 0 */
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| 120 | {
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| 121 | .cmd = CMD_PIO_READ_32,
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| 122 | .addr = NULL, /* intsts */
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| 123 | .dstarg = 2
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| 124 | },
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| 125 | /* 1 */
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| 126 | {
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| 127 | .cmd = CMD_AND,
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| 128 | .value = 0, /* 1 << idx */
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| 129 | .srcarg = 2,
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| 130 | .dstarg = 3,
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| 131 | },
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| 132 | /* 2 */
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| 133 | {
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| 134 | .cmd = CMD_PREDICATE,
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| 135 | .value = 2,
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| 136 | .srcarg = 3
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| 137 | },
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| 138 | /* 3 */
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| 139 | {
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| 140 | .cmd = CMD_PIO_WRITE_8,
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| 141 | .addr = NULL, /* sdesc[x].sts */
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| 142 | .value = 0x4 /* XXX sdesc.sts.BCIS */
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| 143 | },
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| 144 | /* 4 */
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| 145 | {
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| 146 | .cmd = CMD_ACCEPT
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| 147 | }
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[a333b7f] | 148 | };
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| 149 |
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[b7fd2a0] | 150 | static errno_t hda_dev_add(ddf_dev_t *dev)
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[b229062] | 151 | {
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[de16f89] | 152 | ddf_fun_t *fun_pcm = NULL;
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[4f87a85a] | 153 | bool bound = false;
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[b229062] | 154 | hda_t *hda = NULL;
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| 155 | hw_res_list_parsed_t res;
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[31ccd42a] | 156 | irq_code_t irq_code;
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[de16f89] | 157 | irq_cmd_t *cmds = NULL;
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[31ccd42a] | 158 | size_t ncmds_base;
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| 159 | size_t ncmds_sdesc;
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| 160 | size_t ncmds;
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| 161 | int i;
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[de16f89] | 162 | void *regs = NULL;
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[b7fd2a0] | 163 | errno_t rc;
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[b229062] | 164 |
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| 165 | ddf_msg(LVL_NOTE, "hda_dev_add()");
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[de16f89] | 166 | hw_res_list_parsed_init(&res);
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[b229062] | 167 |
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| 168 | hda = ddf_dev_data_alloc(dev, sizeof(hda_t));
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| 169 | if (hda == NULL) {
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| 170 | ddf_msg(LVL_ERROR, "Failed allocating soft state.\n");
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| 171 | rc = ENOMEM;
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| 172 | goto error;
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| 173 | }
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| 174 |
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[57a2208] | 175 | fibril_mutex_initialize(&hda->lock);
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| 176 |
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[b229062] | 177 | ddf_msg(LVL_NOTE, "create parent sess");
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[2fd26bb] | 178 | hda->parent_sess = ddf_dev_parent_sess_get(dev);
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[b229062] | 179 | if (hda->parent_sess == NULL) {
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| 180 | ddf_msg(LVL_ERROR, "Failed connecting parent driver.\n");
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| 181 | rc = ENOMEM;
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| 182 | goto error;
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| 183 | }
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| 184 |
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| 185 | ddf_msg(LVL_NOTE, "get HW res list");
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| 186 | rc = hw_res_get_list_parsed(hda->parent_sess, &res, 0);
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| 187 | if (rc != EOK) {
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| 188 | ddf_msg(LVL_ERROR, "Failed getting resource list.\n");
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| 189 | goto error;
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| 190 | }
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| 191 |
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| 192 | if (res.mem_ranges.count != 1) {
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| 193 | ddf_msg(LVL_ERROR, "Expected exactly one memory range.\n");
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| 194 | rc = EINVAL;
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| 195 | goto error;
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| 196 | }
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| 197 |
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| 198 | hda->rwbase = RNGABS(res.mem_ranges.ranges[0]);
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| 199 | hda->rwsize = RNGSZ(res.mem_ranges.ranges[0]);
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| 200 |
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[a333b7f] | 201 | ddf_msg(LVL_NOTE, "hda reg base: %" PRIx64,
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[3bacee1] | 202 | RNGABS(res.mem_ranges.ranges[0]));
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[a333b7f] | 203 |
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[b229062] | 204 | if (hda->rwsize < sizeof(hda_regs_t)) {
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| 205 | ddf_msg(LVL_ERROR, "Memory range is too small.");
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| 206 | rc = EINVAL;
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| 207 | goto error;
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| 208 | }
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| 209 |
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| 210 | ddf_msg(LVL_NOTE, "enable PIO");
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| 211 | rc = pio_enable((void *)(uintptr_t)hda->rwbase, hda->rwsize, ®s);
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| 212 | if (rc != EOK) {
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| 213 | ddf_msg(LVL_ERROR, "Error enabling PIO range.");
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| 214 | goto error;
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| 215 | }
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| 216 |
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| 217 | hda->regs = (hda_regs_t *)regs;
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| 218 |
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[149dd52d] | 219 | ddf_msg(LVL_NOTE, "IRQs: %zu", res.irqs.count);
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[a333b7f] | 220 | if (res.irqs.count != 1) {
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[149dd52d] | 221 | ddf_msg(LVL_ERROR, "Unexpected IRQ count %zu (!= 1)",
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[a333b7f] | 222 | res.irqs.count);
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| 223 | goto error;
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| 224 | }
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| 225 | ddf_msg(LVL_NOTE, "interrupt no: %d", res.irqs.irqs[0]);
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| 226 |
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[31ccd42a] | 227 | ncmds_base = sizeof(hdaudio_irq_commands) / sizeof(irq_cmd_t);
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| 228 | ncmds_sdesc = sizeof(hdaudio_irq_commands_sdesc) / sizeof(irq_cmd_t);
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| 229 | ncmds = ncmds_base + 30 * ncmds_sdesc;
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| 230 |
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| 231 | cmds = calloc(ncmds, sizeof(irq_cmd_t));
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| 232 | if (cmds == NULL) {
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| 233 | ddf_msg(LVL_ERROR, "Out of memory");
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| 234 | goto error;
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| 235 | }
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| 236 |
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| 237 | irq_code.rangecount = sizeof(hdaudio_irq_pio_ranges) /
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| 238 | sizeof(irq_pio_range_t);
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| 239 | irq_code.ranges = hdaudio_irq_pio_ranges;
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| 240 | irq_code.cmdcount = ncmds;
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| 241 | irq_code.cmds = cmds;
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| 242 |
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[a333b7f] | 243 | hda_regs_t *rphys = (hda_regs_t *)(uintptr_t)hda->rwbase;
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| 244 | hdaudio_irq_pio_ranges[0].base = (uintptr_t)hda->rwbase;
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[31ccd42a] | 245 |
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| 246 | memcpy(cmds, hdaudio_irq_commands, sizeof(hdaudio_irq_commands));
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| 247 | cmds[0].addr = (void *)&rphys->rirbsts;
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| 248 | cmds[3].addr = (void *)&rphys->rirbsts;
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| 249 |
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| 250 | for (i = 0; i < 30; i++) {
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| 251 | memcpy(&cmds[ncmds_base + i * ncmds_sdesc],
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| 252 | hdaudio_irq_commands_sdesc, sizeof(hdaudio_irq_commands_sdesc));
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| 253 | cmds[ncmds_base + i * ncmds_sdesc + 0].addr = (void *)&rphys->intsts;
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| 254 | cmds[ncmds_base + i * ncmds_sdesc + 1].value = BIT_V(uint32_t, i);
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| 255 | cmds[ncmds_base + i * ncmds_sdesc + 3].addr = (void *)&rphys->sdesc[i].sts;
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| 256 | }
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| 257 |
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[149dd52d] | 258 | ddf_msg(LVL_NOTE, "range0.base=%zu", hdaudio_irq_pio_ranges[0].base);
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[a333b7f] | 259 |
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[d51838f] | 260 | rc = hw_res_enable_interrupt(hda->parent_sess, res.irqs.irqs[0]);
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[1e92bc3] | 261 | if (rc != EOK) {
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[c1694b6b] | 262 | ddf_msg(LVL_ERROR, "Failed enabling interrupt.: %s", str_error(rc));
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[1e92bc3] | 263 | goto error;
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| 264 | }
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| 265 |
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[eadaeae8] | 266 | cap_irq_handle_t irq_cap;
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[071a1ddb] | 267 | rc = register_interrupt_handler(dev, res.irqs.irqs[0],
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| 268 | hdaudio_interrupt, &irq_code, &irq_cap);
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| 269 | if (rc != EOK) {
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[dd8ab1c] | 270 | ddf_msg(LVL_ERROR, "Failed registering interrupt handler: %s",
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| 271 | str_error_name(rc));
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[a333b7f] | 272 | goto error;
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| 273 | }
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| 274 |
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[de16f89] | 275 | free(cmds);
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| 276 | cmds = NULL;
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| 277 |
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[7978d1e7] | 278 | if (hda_ctl_init(hda) == NULL) {
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[b229062] | 279 | rc = EIO;
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| 280 | goto error;
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| 281 | }
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| 282 |
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| 283 | ddf_msg(LVL_NOTE, "create function");
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[93c3163] | 284 | fun_pcm = ddf_fun_create(dev, fun_exposed, "pcm");
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| 285 | if (fun_pcm == NULL) {
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| 286 | ddf_msg(LVL_ERROR, "Failed creating function 'pcm'.");
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[b229062] | 287 | rc = ENOMEM;
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| 288 | goto error;
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| 289 | }
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| 290 |
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[93c3163] | 291 | hda->fun_pcm = fun_pcm;
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| 292 |
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| 293 | ddf_fun_set_ops(fun_pcm, &hda_pcm_ops);
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[b229062] | 294 |
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[93c3163] | 295 | rc = ddf_fun_bind(fun_pcm);
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[b229062] | 296 | if (rc != EOK) {
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[93c3163] | 297 | ddf_msg(LVL_ERROR, "Failed binding function 'pcm'.");
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| 298 | ddf_fun_destroy(fun_pcm);
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[b229062] | 299 | goto error;
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| 300 | }
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| 301 |
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[4f87a85a] | 302 | bound = true;
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| 303 |
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| 304 | rc = ddf_fun_add_to_category(fun_pcm, "audio-pcm");
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| 305 | if (rc != EOK) {
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| 306 | ddf_msg(LVL_ERROR, "Failed adding function to audio-pcm category.");
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| 307 | goto error;
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| 308 | }
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[de16f89] | 309 |
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| 310 | hw_res_list_parsed_clean(&res);
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[b229062] | 311 | return EOK;
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| 312 | error:
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[4f87a85a] | 313 | if (bound)
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| 314 | ddf_fun_unbind(fun_pcm);
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[de16f89] | 315 | if (fun_pcm != NULL)
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| 316 | ddf_fun_destroy(fun_pcm);
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[b229062] | 317 | if (hda != NULL) {
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| 318 | if (hda->ctl != NULL)
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| 319 | hda_ctl_fini(hda->ctl);
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| 320 | }
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[de16f89] | 321 | free(cmds);
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| 322 | // pio_disable(regs);
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| 323 | hw_res_list_parsed_clean(&res);
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[b229062] | 324 |
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[dd8ab1c] | 325 | ddf_msg(LVL_NOTE, "Failing hda_dev_add() -> %s", str_error_name(rc));
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[b229062] | 326 | return rc;
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| 327 | }
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| 328 |
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[b7fd2a0] | 329 | static errno_t hda_dev_remove(ddf_dev_t *dev)
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[b229062] | 330 | {
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| 331 | hda_t *hda = (hda_t *)ddf_dev_data_get(dev);
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[b7fd2a0] | 332 | errno_t rc;
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[b229062] | 333 |
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| 334 | ddf_msg(LVL_DEBUG, "hda_dev_remove(%p)", dev);
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| 335 |
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[93c3163] | 336 | if (hda->fun_pcm != NULL) {
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| 337 | rc = ddf_fun_offline(hda->fun_pcm);
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[b229062] | 338 | if (rc != EOK)
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| 339 | return rc;
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| 340 |
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[93c3163] | 341 | rc = ddf_fun_unbind(hda->fun_pcm);
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[b229062] | 342 | if (rc != EOK)
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| 343 | return rc;
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| 344 | }
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| 345 |
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[de16f89] | 346 | hda_ctl_fini(hda->ctl);
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| 347 | // pio_disable(regs);
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[b229062] | 348 | return EOK;
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| 349 | }
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| 350 |
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[b7fd2a0] | 351 | static errno_t hda_dev_gone(ddf_dev_t *dev)
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[b229062] | 352 | {
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| 353 | hda_t *hda = (hda_t *)ddf_dev_data_get(dev);
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[b7fd2a0] | 354 | errno_t rc;
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[b229062] | 355 |
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| 356 | ddf_msg(LVL_DEBUG, "hda_dev_remove(%p)", dev);
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| 357 |
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[93c3163] | 358 | if (hda->fun_pcm != NULL) {
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| 359 | rc = ddf_fun_unbind(hda->fun_pcm);
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[b229062] | 360 | if (rc != EOK)
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| 361 | return rc;
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| 362 | }
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| 363 |
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| 364 | return EOK;
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| 365 | }
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| 366 |
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[b7fd2a0] | 367 | static errno_t hda_fun_online(ddf_fun_t *fun)
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[b229062] | 368 | {
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| 369 | ddf_msg(LVL_DEBUG, "hda_fun_online()");
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| 370 | return ddf_fun_online(fun);
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| 371 | }
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| 372 |
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[b7fd2a0] | 373 | static errno_t hda_fun_offline(ddf_fun_t *fun)
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[b229062] | 374 | {
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| 375 | ddf_msg(LVL_DEBUG, "hda_fun_offline()");
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| 376 | return ddf_fun_offline(fun);
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| 377 | }
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| 378 |
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[01c3bb4] | 379 | static void hdaudio_interrupt(ipc_call_t *icall, ddf_dev_t *dev)
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[a333b7f] | 380 | {
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| 381 | hda_t *hda = (hda_t *)ddf_dev_data_get(dev);
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| 382 |
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[3bacee1] | 383 | if (0)
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| 384 | ddf_msg(LVL_NOTE, "## interrupt ##");
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[57a2208] | 385 | hda_ctl_interrupt(hda->ctl);
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| 386 |
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[eb13ef8] | 387 | if (IPC_GET_ARG3(icall) != 0) {
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[57a2208] | 388 | /* Buffer completed */
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| 389 | hda_lock(hda);
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| 390 | if (hda->playing) {
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| 391 | hda_pcm_event(hda, PCM_EVENT_FRAMES_PLAYED);
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| 392 | hda_pcm_event(hda, PCM_EVENT_FRAMES_PLAYED);
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| 393 | hda_pcm_event(hda, PCM_EVENT_FRAMES_PLAYED);
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| 394 | hda_pcm_event(hda, PCM_EVENT_FRAMES_PLAYED);
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[0e4c5f0] | 395 | } else if (hda->capturing) {
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| 396 | hda_pcm_event(hda, PCM_EVENT_FRAMES_CAPTURED);
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| 397 | hda_pcm_event(hda, PCM_EVENT_FRAMES_CAPTURED);
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| 398 | hda_pcm_event(hda, PCM_EVENT_FRAMES_CAPTURED);
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| 399 | hda_pcm_event(hda, PCM_EVENT_FRAMES_CAPTURED);
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[57a2208] | 400 | }
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[0e4c5f0] | 401 |
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[57a2208] | 402 | hda_unlock(hda);
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[159c722d] | 403 | }
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[57a2208] | 404 | }
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| 405 |
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| 406 | void hda_lock(hda_t *hda)
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| 407 | {
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| 408 | fibril_mutex_lock(&hda->lock);
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| 409 | }
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| 410 |
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| 411 | void hda_unlock(hda_t *hda)
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| 412 | {
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| 413 | fibril_mutex_unlock(&hda->lock);
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[a333b7f] | 414 | }
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| 415 |
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[b229062] | 416 | int main(int argc, char *argv[])
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| 417 | {
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| 418 | printf(NAME ": High Definition Audio driver\n");
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| 419 | ddf_log_init(NAME);
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| 420 | return ddf_driver_main(&hda_driver);
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| 421 | }
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| 422 |
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| 423 | /** @}
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| 424 | */
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