Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1 | /* |
| 2 | * Driver for the Conexant CX25821 PCIe bridge |
| 3 | * |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 4 | * Copyright (C) 2009 Conexant Systems Inc. |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 5 | * Authors <shu.lin@conexant.com>, <hiep.huynh@conexant.com> |
| 6 | * Based on Steven Toth <stoth@linuxtv.org> cx23885 driver |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 22 | */ |
| 23 | |
| 24 | #include <linux/i2c.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 25 | #include <linux/slab.h> |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 26 | #include "cx25821.h" |
| 27 | #include "cx25821-sram.h" |
| 28 | #include "cx25821-video.h" |
| 29 | |
| 30 | MODULE_DESCRIPTION("Driver for Athena cards"); |
| 31 | MODULE_AUTHOR("Shu Lin - Hiep Huynh"); |
| 32 | MODULE_LICENSE("GPL"); |
| 33 | |
| 34 | struct list_head cx25821_devlist; |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 35 | EXPORT_SYMBOL(cx25821_devlist); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 36 | |
| 37 | static unsigned int debug; |
| 38 | module_param(debug, int, 0644); |
| 39 | MODULE_PARM_DESC(debug, "enable debug messages"); |
| 40 | |
Mauro Carvalho Chehab | 53e712d | 2009-09-13 11:39:12 -0300 | [diff] [blame] | 41 | static unsigned int card[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET }; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 42 | module_param_array(card, int, NULL, 0444); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 43 | MODULE_PARM_DESC(card, "card type"); |
| 44 | |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 45 | static unsigned int cx25821_devcount; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 46 | |
| 47 | static DEFINE_MUTEX(devlist); |
| 48 | LIST_HEAD(cx25821_devlist); |
| 49 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 50 | struct sram_channel cx25821_sram_channels[] = { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 51 | [SRAM_CH00] = { |
| 52 | .i = SRAM_CH00, |
| 53 | .name = "VID A", |
| 54 | .cmds_start = VID_A_DOWN_CMDS, |
| 55 | .ctrl_start = VID_A_IQ, |
| 56 | .cdt = VID_A_CDT, |
| 57 | .fifo_start = VID_A_DOWN_CLUSTER_1, |
| 58 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 59 | .ptr1_reg = DMA1_PTR1, |
| 60 | .ptr2_reg = DMA1_PTR2, |
| 61 | .cnt1_reg = DMA1_CNT1, |
| 62 | .cnt2_reg = DMA1_CNT2, |
| 63 | .int_msk = VID_A_INT_MSK, |
| 64 | .int_stat = VID_A_INT_STAT, |
| 65 | .int_mstat = VID_A_INT_MSTAT, |
| 66 | .dma_ctl = VID_DST_A_DMA_CTL, |
| 67 | .gpcnt_ctl = VID_DST_A_GPCNT_CTL, |
| 68 | .gpcnt = VID_DST_A_GPCNT, |
| 69 | .vip_ctl = VID_DST_A_VIP_CTL, |
| 70 | .pix_frmt = VID_DST_A_PIX_FRMT, |
| 71 | }, |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 72 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 73 | [SRAM_CH01] = { |
| 74 | .i = SRAM_CH01, |
| 75 | .name = "VID B", |
| 76 | .cmds_start = VID_B_DOWN_CMDS, |
| 77 | .ctrl_start = VID_B_IQ, |
| 78 | .cdt = VID_B_CDT, |
| 79 | .fifo_start = VID_B_DOWN_CLUSTER_1, |
| 80 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 81 | .ptr1_reg = DMA2_PTR1, |
| 82 | .ptr2_reg = DMA2_PTR2, |
| 83 | .cnt1_reg = DMA2_CNT1, |
| 84 | .cnt2_reg = DMA2_CNT2, |
| 85 | .int_msk = VID_B_INT_MSK, |
| 86 | .int_stat = VID_B_INT_STAT, |
| 87 | .int_mstat = VID_B_INT_MSTAT, |
| 88 | .dma_ctl = VID_DST_B_DMA_CTL, |
| 89 | .gpcnt_ctl = VID_DST_B_GPCNT_CTL, |
| 90 | .gpcnt = VID_DST_B_GPCNT, |
| 91 | .vip_ctl = VID_DST_B_VIP_CTL, |
| 92 | .pix_frmt = VID_DST_B_PIX_FRMT, |
| 93 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 94 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 95 | [SRAM_CH02] = { |
| 96 | .i = SRAM_CH02, |
| 97 | .name = "VID C", |
| 98 | .cmds_start = VID_C_DOWN_CMDS, |
| 99 | .ctrl_start = VID_C_IQ, |
| 100 | .cdt = VID_C_CDT, |
| 101 | .fifo_start = VID_C_DOWN_CLUSTER_1, |
| 102 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 103 | .ptr1_reg = DMA3_PTR1, |
| 104 | .ptr2_reg = DMA3_PTR2, |
| 105 | .cnt1_reg = DMA3_CNT1, |
| 106 | .cnt2_reg = DMA3_CNT2, |
| 107 | .int_msk = VID_C_INT_MSK, |
| 108 | .int_stat = VID_C_INT_STAT, |
| 109 | .int_mstat = VID_C_INT_MSTAT, |
| 110 | .dma_ctl = VID_DST_C_DMA_CTL, |
| 111 | .gpcnt_ctl = VID_DST_C_GPCNT_CTL, |
| 112 | .gpcnt = VID_DST_C_GPCNT, |
| 113 | .vip_ctl = VID_DST_C_VIP_CTL, |
| 114 | .pix_frmt = VID_DST_C_PIX_FRMT, |
| 115 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 116 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 117 | [SRAM_CH03] = { |
| 118 | .i = SRAM_CH03, |
| 119 | .name = "VID D", |
| 120 | .cmds_start = VID_D_DOWN_CMDS, |
| 121 | .ctrl_start = VID_D_IQ, |
| 122 | .cdt = VID_D_CDT, |
| 123 | .fifo_start = VID_D_DOWN_CLUSTER_1, |
| 124 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 125 | .ptr1_reg = DMA4_PTR1, |
| 126 | .ptr2_reg = DMA4_PTR2, |
| 127 | .cnt1_reg = DMA4_CNT1, |
| 128 | .cnt2_reg = DMA4_CNT2, |
| 129 | .int_msk = VID_D_INT_MSK, |
| 130 | .int_stat = VID_D_INT_STAT, |
| 131 | .int_mstat = VID_D_INT_MSTAT, |
| 132 | .dma_ctl = VID_DST_D_DMA_CTL, |
| 133 | .gpcnt_ctl = VID_DST_D_GPCNT_CTL, |
| 134 | .gpcnt = VID_DST_D_GPCNT, |
| 135 | .vip_ctl = VID_DST_D_VIP_CTL, |
| 136 | .pix_frmt = VID_DST_D_PIX_FRMT, |
| 137 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 138 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 139 | [SRAM_CH04] = { |
| 140 | .i = SRAM_CH04, |
| 141 | .name = "VID E", |
| 142 | .cmds_start = VID_E_DOWN_CMDS, |
| 143 | .ctrl_start = VID_E_IQ, |
| 144 | .cdt = VID_E_CDT, |
| 145 | .fifo_start = VID_E_DOWN_CLUSTER_1, |
| 146 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 147 | .ptr1_reg = DMA5_PTR1, |
| 148 | .ptr2_reg = DMA5_PTR2, |
| 149 | .cnt1_reg = DMA5_CNT1, |
| 150 | .cnt2_reg = DMA5_CNT2, |
| 151 | .int_msk = VID_E_INT_MSK, |
| 152 | .int_stat = VID_E_INT_STAT, |
| 153 | .int_mstat = VID_E_INT_MSTAT, |
| 154 | .dma_ctl = VID_DST_E_DMA_CTL, |
| 155 | .gpcnt_ctl = VID_DST_E_GPCNT_CTL, |
| 156 | .gpcnt = VID_DST_E_GPCNT, |
| 157 | .vip_ctl = VID_DST_E_VIP_CTL, |
| 158 | .pix_frmt = VID_DST_E_PIX_FRMT, |
| 159 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 160 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 161 | [SRAM_CH05] = { |
| 162 | .i = SRAM_CH05, |
| 163 | .name = "VID F", |
| 164 | .cmds_start = VID_F_DOWN_CMDS, |
| 165 | .ctrl_start = VID_F_IQ, |
| 166 | .cdt = VID_F_CDT, |
| 167 | .fifo_start = VID_F_DOWN_CLUSTER_1, |
| 168 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 169 | .ptr1_reg = DMA6_PTR1, |
| 170 | .ptr2_reg = DMA6_PTR2, |
| 171 | .cnt1_reg = DMA6_CNT1, |
| 172 | .cnt2_reg = DMA6_CNT2, |
| 173 | .int_msk = VID_F_INT_MSK, |
| 174 | .int_stat = VID_F_INT_STAT, |
| 175 | .int_mstat = VID_F_INT_MSTAT, |
| 176 | .dma_ctl = VID_DST_F_DMA_CTL, |
| 177 | .gpcnt_ctl = VID_DST_F_GPCNT_CTL, |
| 178 | .gpcnt = VID_DST_F_GPCNT, |
| 179 | .vip_ctl = VID_DST_F_VIP_CTL, |
| 180 | .pix_frmt = VID_DST_F_PIX_FRMT, |
| 181 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 182 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 183 | [SRAM_CH06] = { |
| 184 | .i = SRAM_CH06, |
| 185 | .name = "VID G", |
| 186 | .cmds_start = VID_G_DOWN_CMDS, |
| 187 | .ctrl_start = VID_G_IQ, |
| 188 | .cdt = VID_G_CDT, |
| 189 | .fifo_start = VID_G_DOWN_CLUSTER_1, |
| 190 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 191 | .ptr1_reg = DMA7_PTR1, |
| 192 | .ptr2_reg = DMA7_PTR2, |
| 193 | .cnt1_reg = DMA7_CNT1, |
| 194 | .cnt2_reg = DMA7_CNT2, |
| 195 | .int_msk = VID_G_INT_MSK, |
| 196 | .int_stat = VID_G_INT_STAT, |
| 197 | .int_mstat = VID_G_INT_MSTAT, |
| 198 | .dma_ctl = VID_DST_G_DMA_CTL, |
| 199 | .gpcnt_ctl = VID_DST_G_GPCNT_CTL, |
| 200 | .gpcnt = VID_DST_G_GPCNT, |
| 201 | .vip_ctl = VID_DST_G_VIP_CTL, |
| 202 | .pix_frmt = VID_DST_G_PIX_FRMT, |
| 203 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 204 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 205 | [SRAM_CH07] = { |
| 206 | .i = SRAM_CH07, |
| 207 | .name = "VID H", |
| 208 | .cmds_start = VID_H_DOWN_CMDS, |
| 209 | .ctrl_start = VID_H_IQ, |
| 210 | .cdt = VID_H_CDT, |
| 211 | .fifo_start = VID_H_DOWN_CLUSTER_1, |
| 212 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 213 | .ptr1_reg = DMA8_PTR1, |
| 214 | .ptr2_reg = DMA8_PTR2, |
| 215 | .cnt1_reg = DMA8_CNT1, |
| 216 | .cnt2_reg = DMA8_CNT2, |
| 217 | .int_msk = VID_H_INT_MSK, |
| 218 | .int_stat = VID_H_INT_STAT, |
| 219 | .int_mstat = VID_H_INT_MSTAT, |
| 220 | .dma_ctl = VID_DST_H_DMA_CTL, |
| 221 | .gpcnt_ctl = VID_DST_H_GPCNT_CTL, |
| 222 | .gpcnt = VID_DST_H_GPCNT, |
| 223 | .vip_ctl = VID_DST_H_VIP_CTL, |
| 224 | .pix_frmt = VID_DST_H_PIX_FRMT, |
| 225 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 226 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 227 | [SRAM_CH08] = { |
| 228 | .name = "audio from", |
| 229 | .cmds_start = AUD_A_DOWN_CMDS, |
| 230 | .ctrl_start = AUD_A_IQ, |
| 231 | .cdt = AUD_A_CDT, |
| 232 | .fifo_start = AUD_A_DOWN_CLUSTER_1, |
| 233 | .fifo_size = AUDIO_CLUSTER_SIZE * 3, |
| 234 | .ptr1_reg = DMA17_PTR1, |
| 235 | .ptr2_reg = DMA17_PTR2, |
| 236 | .cnt1_reg = DMA17_CNT1, |
| 237 | .cnt2_reg = DMA17_CNT2, |
| 238 | }, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 239 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 240 | [SRAM_CH09] = { |
| 241 | .i = SRAM_CH09, |
| 242 | .name = "VID Upstream I", |
| 243 | .cmds_start = VID_I_UP_CMDS, |
| 244 | .ctrl_start = VID_I_IQ, |
| 245 | .cdt = VID_I_CDT, |
| 246 | .fifo_start = VID_I_UP_CLUSTER_1, |
| 247 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 248 | .ptr1_reg = DMA15_PTR1, |
| 249 | .ptr2_reg = DMA15_PTR2, |
| 250 | .cnt1_reg = DMA15_CNT1, |
| 251 | .cnt2_reg = DMA15_CNT2, |
| 252 | .int_msk = VID_I_INT_MSK, |
| 253 | .int_stat = VID_I_INT_STAT, |
| 254 | .int_mstat = VID_I_INT_MSTAT, |
| 255 | .dma_ctl = VID_SRC_I_DMA_CTL, |
| 256 | .gpcnt_ctl = VID_SRC_I_GPCNT_CTL, |
| 257 | .gpcnt = VID_SRC_I_GPCNT, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 258 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 259 | .vid_fmt_ctl = VID_SRC_I_FMT_CTL, |
| 260 | .vid_active_ctl1 = VID_SRC_I_ACTIVE_CTL1, |
| 261 | .vid_active_ctl2 = VID_SRC_I_ACTIVE_CTL2, |
| 262 | .vid_cdt_size = VID_SRC_I_CDT_SZ, |
| 263 | .irq_bit = 8, |
| 264 | }, |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 265 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 266 | [SRAM_CH10] = { |
| 267 | .i = SRAM_CH10, |
| 268 | .name = "VID Upstream J", |
| 269 | .cmds_start = VID_J_UP_CMDS, |
| 270 | .ctrl_start = VID_J_IQ, |
| 271 | .cdt = VID_J_CDT, |
| 272 | .fifo_start = VID_J_UP_CLUSTER_1, |
| 273 | .fifo_size = (VID_CLUSTER_SIZE << 2), |
| 274 | .ptr1_reg = DMA16_PTR1, |
| 275 | .ptr2_reg = DMA16_PTR2, |
| 276 | .cnt1_reg = DMA16_CNT1, |
| 277 | .cnt2_reg = DMA16_CNT2, |
| 278 | .int_msk = VID_J_INT_MSK, |
| 279 | .int_stat = VID_J_INT_STAT, |
| 280 | .int_mstat = VID_J_INT_MSTAT, |
| 281 | .dma_ctl = VID_SRC_J_DMA_CTL, |
| 282 | .gpcnt_ctl = VID_SRC_J_GPCNT_CTL, |
| 283 | .gpcnt = VID_SRC_J_GPCNT, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 284 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 285 | .vid_fmt_ctl = VID_SRC_J_FMT_CTL, |
| 286 | .vid_active_ctl1 = VID_SRC_J_ACTIVE_CTL1, |
| 287 | .vid_active_ctl2 = VID_SRC_J_ACTIVE_CTL2, |
| 288 | .vid_cdt_size = VID_SRC_J_CDT_SZ, |
| 289 | .irq_bit = 9, |
| 290 | }, |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 291 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 292 | [SRAM_CH11] = { |
| 293 | .i = SRAM_CH11, |
| 294 | .name = "Audio Upstream Channel B", |
| 295 | .cmds_start = AUD_B_UP_CMDS, |
| 296 | .ctrl_start = AUD_B_IQ, |
| 297 | .cdt = AUD_B_CDT, |
| 298 | .fifo_start = AUD_B_UP_CLUSTER_1, |
| 299 | .fifo_size = (AUDIO_CLUSTER_SIZE * 3), |
| 300 | .ptr1_reg = DMA22_PTR1, |
| 301 | .ptr2_reg = DMA22_PTR2, |
| 302 | .cnt1_reg = DMA22_CNT1, |
| 303 | .cnt2_reg = DMA22_CNT2, |
| 304 | .int_msk = AUD_B_INT_MSK, |
| 305 | .int_stat = AUD_B_INT_STAT, |
| 306 | .int_mstat = AUD_B_INT_MSTAT, |
| 307 | .dma_ctl = AUD_INT_DMA_CTL, |
| 308 | .gpcnt_ctl = AUD_B_GPCNT_CTL, |
| 309 | .gpcnt = AUD_B_GPCNT, |
| 310 | .aud_length = AUD_B_LNGTH, |
| 311 | .aud_cfg = AUD_B_CFG, |
| 312 | .fld_aud_fifo_en = FLD_AUD_SRC_B_FIFO_EN, |
| 313 | .fld_aud_risc_en = FLD_AUD_SRC_B_RISC_EN, |
| 314 | .irq_bit = 11, |
| 315 | }, |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 316 | }; |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 317 | EXPORT_SYMBOL(cx25821_sram_channels); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 318 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 319 | struct sram_channel *channel0 = &cx25821_sram_channels[SRAM_CH00]; |
| 320 | struct sram_channel *channel1 = &cx25821_sram_channels[SRAM_CH01]; |
| 321 | struct sram_channel *channel2 = &cx25821_sram_channels[SRAM_CH02]; |
| 322 | struct sram_channel *channel3 = &cx25821_sram_channels[SRAM_CH03]; |
| 323 | struct sram_channel *channel4 = &cx25821_sram_channels[SRAM_CH04]; |
| 324 | struct sram_channel *channel5 = &cx25821_sram_channels[SRAM_CH05]; |
| 325 | struct sram_channel *channel6 = &cx25821_sram_channels[SRAM_CH06]; |
| 326 | struct sram_channel *channel7 = &cx25821_sram_channels[SRAM_CH07]; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 327 | struct sram_channel *channel9 = &cx25821_sram_channels[SRAM_CH09]; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 328 | struct sram_channel *channel10 = &cx25821_sram_channels[SRAM_CH10]; |
| 329 | struct sram_channel *channel11 = &cx25821_sram_channels[SRAM_CH11]; |
| 330 | |
| 331 | struct cx25821_dmaqueue mpegq; |
| 332 | |
| 333 | static int cx25821_risc_decode(u32 risc) |
| 334 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 335 | static char *instr[16] = { |
| 336 | [RISC_SYNC >> 28] = "sync", |
| 337 | [RISC_WRITE >> 28] = "write", |
| 338 | [RISC_WRITEC >> 28] = "writec", |
| 339 | [RISC_READ >> 28] = "read", |
| 340 | [RISC_READC >> 28] = "readc", |
| 341 | [RISC_JUMP >> 28] = "jump", |
| 342 | [RISC_SKIP >> 28] = "skip", |
| 343 | [RISC_WRITERM >> 28] = "writerm", |
| 344 | [RISC_WRITECM >> 28] = "writecm", |
| 345 | [RISC_WRITECR >> 28] = "writecr", |
| 346 | }; |
| 347 | static int incr[16] = { |
| 348 | [RISC_WRITE >> 28] = 3, |
| 349 | [RISC_JUMP >> 28] = 3, |
| 350 | [RISC_SKIP >> 28] = 1, |
| 351 | [RISC_SYNC >> 28] = 1, |
| 352 | [RISC_WRITERM >> 28] = 3, |
| 353 | [RISC_WRITECM >> 28] = 3, |
| 354 | [RISC_WRITECR >> 28] = 4, |
| 355 | }; |
| 356 | static char *bits[] = { |
| 357 | "12", "13", "14", "resync", |
| 358 | "cnt0", "cnt1", "18", "19", |
| 359 | "20", "21", "22", "23", |
| 360 | "irq1", "irq2", "eol", "sol", |
| 361 | }; |
| 362 | int i; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 363 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 364 | printk("0x%08x [ %s", risc, |
| 365 | instr[risc >> 28] ? instr[risc >> 28] : "INVALID"); |
| 366 | for (i = ARRAY_SIZE(bits) - 1; i >= 0; i--) { |
| 367 | if (risc & (1 << (i + 12))) |
| 368 | printk(" %s", bits[i]); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 369 | } |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 370 | printk(" count=%d ]\n", risc & 0xfff); |
| 371 | return incr[risc >> 28] ? incr[risc >> 28] : 1; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 372 | } |
| 373 | |
| 374 | static inline int i2c_slave_did_ack(struct i2c_adapter *i2c_adap) |
| 375 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 376 | struct cx25821_i2c *bus = i2c_adap->algo_data; |
| 377 | struct cx25821_dev *dev = bus->dev; |
| 378 | return cx_read(bus->reg_stat) & 0x01; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 379 | } |
| 380 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 381 | void cx_i2c_read_print(struct cx25821_dev *dev, u32 reg, const char *reg_string) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 382 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 383 | int tmp = 0; |
| 384 | u32 value = 0; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 385 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 386 | value = cx25821_i2c_read(&dev->i2c_bus[0], reg, &tmp); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 387 | } |
| 388 | |
| 389 | static void cx25821_registers_init(struct cx25821_dev *dev) |
| 390 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 391 | u32 tmp; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 392 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 393 | /* enable RUN_RISC in Pecos */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 394 | cx_write(DEV_CNTRL2, 0x20); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 395 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 396 | /* Set the master PCI interrupt masks to enable video, audio, MBIF, |
| 397 | * and GPIO interrupts |
| 398 | * I2C interrupt masking is handled by the I2C objects themselves. */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 399 | cx_write(PCI_INT_MSK, 0x2001FFFF); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 400 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 401 | tmp = cx_read(RDR_TLCTL0); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 402 | tmp &= ~FLD_CFG_RCB_CK_EN; /* Clear the RCB_CK_EN bit */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 403 | cx_write(RDR_TLCTL0, tmp); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 404 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 405 | /* PLL-A setting for the Audio Master Clock */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 406 | cx_write(PLL_A_INT_FRAC, 0x9807A58B); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 407 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 408 | /* PLL_A_POST = 0x1C, PLL_A_OUT_TO_PIN = 0x1 */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 409 | cx_write(PLL_A_POST_STAT_BIST, 0x8000019C); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 410 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 411 | /* clear reset bit [31] */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 412 | tmp = cx_read(PLL_A_INT_FRAC); |
| 413 | cx_write(PLL_A_INT_FRAC, tmp & 0x7FFFFFFF); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 414 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 415 | /* PLL-B setting for Mobilygen Host Bus Interface */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 416 | cx_write(PLL_B_INT_FRAC, 0x9883A86F); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 417 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 418 | /* PLL_B_POST = 0xD, PLL_B_OUT_TO_PIN = 0x0 */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 419 | cx_write(PLL_B_POST_STAT_BIST, 0x8000018D); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 420 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 421 | /* clear reset bit [31] */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 422 | tmp = cx_read(PLL_B_INT_FRAC); |
| 423 | cx_write(PLL_B_INT_FRAC, tmp & 0x7FFFFFFF); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 424 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 425 | /* PLL-C setting for video upstream channel */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 426 | cx_write(PLL_C_INT_FRAC, 0x96A0EA3F); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 427 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 428 | /* PLL_C_POST = 0x3, PLL_C_OUT_TO_PIN = 0x0 */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 429 | cx_write(PLL_C_POST_STAT_BIST, 0x80000103); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 430 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 431 | /* clear reset bit [31] */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 432 | tmp = cx_read(PLL_C_INT_FRAC); |
| 433 | cx_write(PLL_C_INT_FRAC, tmp & 0x7FFFFFFF); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 434 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 435 | /* PLL-D setting for audio upstream channel */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 436 | cx_write(PLL_D_INT_FRAC, 0x98757F5B); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 437 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 438 | /* PLL_D_POST = 0x13, PLL_D_OUT_TO_PIN = 0x0 */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 439 | cx_write(PLL_D_POST_STAT_BIST, 0x80000113); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 440 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 441 | /* clear reset bit [31] */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 442 | tmp = cx_read(PLL_D_INT_FRAC); |
| 443 | cx_write(PLL_D_INT_FRAC, tmp & 0x7FFFFFFF); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 444 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 445 | /* This selects the PLL C clock source for the video upstream channel |
| 446 | * I and J */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 447 | tmp = cx_read(VID_CH_CLK_SEL); |
| 448 | cx_write(VID_CH_CLK_SEL, (tmp & 0x00FFFFFF) | 0x24000000); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 449 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 450 | /* 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for |
| 451 | * channel A-C |
| 452 | * select 656/VIP DST for downstream Channel A - C */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 453 | tmp = cx_read(VID_CH_MODE_SEL); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 454 | /* cx_write( VID_CH_MODE_SEL, tmp | 0x1B0001FF); */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 455 | cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 456 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 457 | /* enables 656 port I and J as output */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 458 | tmp = cx_read(CLK_RST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 459 | /* use external ALT_PLL_REF pin as its reference clock instead */ |
| 460 | tmp |= FLD_USE_ALT_PLL_REF; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 461 | cx_write(CLK_RST, tmp & ~(FLD_VID_I_CLK_NOE | FLD_VID_J_CLK_NOE)); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 462 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 463 | mdelay(100); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 464 | } |
| 465 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 466 | int cx25821_sram_channel_setup(struct cx25821_dev *dev, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 467 | struct sram_channel *ch, |
| 468 | unsigned int bpl, u32 risc) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 469 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 470 | unsigned int i, lines; |
| 471 | u32 cdt; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 472 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 473 | if (ch->cmds_start == 0) { |
| 474 | cx_write(ch->ptr1_reg, 0); |
| 475 | cx_write(ch->ptr2_reg, 0); |
| 476 | cx_write(ch->cnt2_reg, 0); |
| 477 | cx_write(ch->cnt1_reg, 0); |
| 478 | return 0; |
| 479 | } |
| 480 | |
| 481 | bpl = (bpl + 7) & ~7; /* alignment */ |
| 482 | cdt = ch->cdt; |
| 483 | lines = ch->fifo_size / bpl; |
| 484 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 485 | if (lines > 4) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 486 | lines = 4; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 487 | |
| 488 | BUG_ON(lines < 2); |
| 489 | |
| 490 | cx_write(8 + 0, RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
| 491 | cx_write(8 + 4, 8); |
| 492 | cx_write(8 + 8, 0); |
| 493 | |
| 494 | /* write CDT */ |
| 495 | for (i = 0; i < lines; i++) { |
| 496 | cx_write(cdt + 16 * i, ch->fifo_start + bpl * i); |
| 497 | cx_write(cdt + 16 * i + 4, 0); |
| 498 | cx_write(cdt + 16 * i + 8, 0); |
| 499 | cx_write(cdt + 16 * i + 12, 0); |
| 500 | } |
| 501 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 502 | /* init the first cdt buffer */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 503 | for (i = 0; i < 128; i++) |
| 504 | cx_write(ch->fifo_start + 4 * i, i); |
| 505 | |
| 506 | /* write CMDS */ |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 507 | if (ch->jumponly) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 508 | cx_write(ch->cmds_start + 0, 8); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 509 | else |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 510 | cx_write(ch->cmds_start + 0, risc); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 511 | |
| 512 | cx_write(ch->cmds_start + 4, 0); /* 64 bits 63-32 */ |
| 513 | cx_write(ch->cmds_start + 8, cdt); |
| 514 | cx_write(ch->cmds_start + 12, (lines * 16) >> 3); |
| 515 | cx_write(ch->cmds_start + 16, ch->ctrl_start); |
| 516 | |
| 517 | if (ch->jumponly) |
| 518 | cx_write(ch->cmds_start + 20, 0x80000000 | (64 >> 2)); |
| 519 | else |
| 520 | cx_write(ch->cmds_start + 20, 64 >> 2); |
| 521 | |
| 522 | for (i = 24; i < 80; i += 4) |
| 523 | cx_write(ch->cmds_start + i, 0); |
| 524 | |
| 525 | /* fill registers */ |
| 526 | cx_write(ch->ptr1_reg, ch->fifo_start); |
| 527 | cx_write(ch->ptr2_reg, cdt); |
| 528 | cx_write(ch->cnt2_reg, (lines * 16) >> 3); |
| 529 | cx_write(ch->cnt1_reg, (bpl >> 3) - 1); |
| 530 | |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 531 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 532 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 533 | EXPORT_SYMBOL(cx25821_sram_channel_setup); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 534 | |
| 535 | int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 536 | struct sram_channel *ch, |
| 537 | unsigned int bpl, u32 risc) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 538 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 539 | unsigned int i, lines; |
| 540 | u32 cdt; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 541 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 542 | if (ch->cmds_start == 0) { |
| 543 | cx_write(ch->ptr1_reg, 0); |
| 544 | cx_write(ch->ptr2_reg, 0); |
| 545 | cx_write(ch->cnt2_reg, 0); |
| 546 | cx_write(ch->cnt1_reg, 0); |
| 547 | return 0; |
| 548 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 549 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 550 | bpl = (bpl + 7) & ~7; /* alignment */ |
| 551 | cdt = ch->cdt; |
| 552 | lines = ch->fifo_size / bpl; |
| 553 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 554 | if (lines > 3) |
| 555 | lines = 3; /* for AUDIO */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 556 | |
| 557 | BUG_ON(lines < 2); |
| 558 | |
| 559 | cx_write(8 + 0, RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC); |
| 560 | cx_write(8 + 4, 8); |
| 561 | cx_write(8 + 8, 0); |
| 562 | |
| 563 | /* write CDT */ |
| 564 | for (i = 0; i < lines; i++) { |
| 565 | cx_write(cdt + 16 * i, ch->fifo_start + bpl * i); |
| 566 | cx_write(cdt + 16 * i + 4, 0); |
| 567 | cx_write(cdt + 16 * i + 8, 0); |
| 568 | cx_write(cdt + 16 * i + 12, 0); |
| 569 | } |
| 570 | |
| 571 | /* write CMDS */ |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 572 | if (ch->jumponly) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 573 | cx_write(ch->cmds_start + 0, 8); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 574 | else |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 575 | cx_write(ch->cmds_start + 0, risc); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 576 | |
| 577 | cx_write(ch->cmds_start + 4, 0); /* 64 bits 63-32 */ |
| 578 | cx_write(ch->cmds_start + 8, cdt); |
| 579 | cx_write(ch->cmds_start + 12, (lines * 16) >> 3); |
| 580 | cx_write(ch->cmds_start + 16, ch->ctrl_start); |
| 581 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 582 | /* IQ size */ |
| 583 | if (ch->jumponly) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 584 | cx_write(ch->cmds_start + 20, 0x80000000 | (64 >> 2)); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 585 | else |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 586 | cx_write(ch->cmds_start + 20, 64 >> 2); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 587 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 588 | /* zero out */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 589 | for (i = 24; i < 80; i += 4) |
| 590 | cx_write(ch->cmds_start + i, 0); |
| 591 | |
| 592 | /* fill registers */ |
| 593 | cx_write(ch->ptr1_reg, ch->fifo_start); |
| 594 | cx_write(ch->ptr2_reg, cdt); |
| 595 | cx_write(ch->cnt2_reg, (lines * 16) >> 3); |
| 596 | cx_write(ch->cnt1_reg, (bpl >> 3) - 1); |
| 597 | |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 598 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 599 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 600 | EXPORT_SYMBOL(cx25821_sram_channel_setup_audio); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 601 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 602 | void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch) |
| 603 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 604 | static char *name[] = { |
| 605 | "init risc lo", |
| 606 | "init risc hi", |
| 607 | "cdt base", |
| 608 | "cdt size", |
| 609 | "iq base", |
| 610 | "iq size", |
| 611 | "risc pc lo", |
| 612 | "risc pc hi", |
| 613 | "iq wr ptr", |
| 614 | "iq rd ptr", |
| 615 | "cdt current", |
| 616 | "pci target lo", |
| 617 | "pci target hi", |
| 618 | "line / byte", |
| 619 | }; |
| 620 | u32 risc; |
| 621 | unsigned int i, j, n; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 622 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 623 | printk(KERN_WARNING "%s: %s - dma channel status dump\n", dev->name, |
| 624 | ch->name); |
| 625 | for (i = 0; i < ARRAY_SIZE(name); i++) |
| 626 | printk(KERN_WARNING "cmds + 0x%2x: %-15s: 0x%08x\n", i * 4, |
| 627 | name[i], cx_read(ch->cmds_start + 4 * i)); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 628 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 629 | j = i * 4; |
| 630 | for (i = 0; i < 4;) { |
| 631 | risc = cx_read(ch->cmds_start + 4 * (i + 14)); |
| 632 | printk(KERN_WARNING "cmds + 0x%2x: risc%d: ", j + i * 4, i); |
| 633 | i += cx25821_risc_decode(risc); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 634 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 635 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 636 | for (i = 0; i < (64 >> 2); i += n) { |
| 637 | risc = cx_read(ch->ctrl_start + 4 * i); |
| 638 | /* No consideration for bits 63-32 */ |
| 639 | |
| 640 | printk(KERN_WARNING "ctrl + 0x%2x (0x%08x): iq %x: ", i * 4, |
| 641 | ch->ctrl_start + 4 * i, i); |
| 642 | n = cx25821_risc_decode(risc); |
| 643 | for (j = 1; j < n; j++) { |
| 644 | risc = cx_read(ch->ctrl_start + 4 * (i + j)); |
| 645 | printk(KERN_WARNING |
| 646 | "ctrl + 0x%2x : iq %x: 0x%08x [ arg #%d ]\n", |
| 647 | 4 * (i + j), i + j, risc, j); |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | printk(KERN_WARNING " : fifo: 0x%08x -> 0x%x\n", |
| 652 | ch->fifo_start, ch->fifo_start + ch->fifo_size); |
| 653 | printk(KERN_WARNING " : ctrl: 0x%08x -> 0x%x\n", |
| 654 | ch->ctrl_start, ch->ctrl_start + 6 * 16); |
| 655 | printk(KERN_WARNING " : ptr1_reg: 0x%08x\n", |
| 656 | cx_read(ch->ptr1_reg)); |
| 657 | printk(KERN_WARNING " : ptr2_reg: 0x%08x\n", |
| 658 | cx_read(ch->ptr2_reg)); |
| 659 | printk(KERN_WARNING " : cnt1_reg: 0x%08x\n", |
| 660 | cx_read(ch->cnt1_reg)); |
| 661 | printk(KERN_WARNING " : cnt2_reg: 0x%08x\n", |
| 662 | cx_read(ch->cnt2_reg)); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 663 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 664 | EXPORT_SYMBOL(cx25821_sram_channel_dump); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 665 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 666 | void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev, |
| 667 | struct sram_channel *ch) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 668 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 669 | static char *name[] = { |
| 670 | "init risc lo", |
| 671 | "init risc hi", |
| 672 | "cdt base", |
| 673 | "cdt size", |
| 674 | "iq base", |
| 675 | "iq size", |
| 676 | "risc pc lo", |
| 677 | "risc pc hi", |
| 678 | "iq wr ptr", |
| 679 | "iq rd ptr", |
| 680 | "cdt current", |
| 681 | "pci target lo", |
| 682 | "pci target hi", |
| 683 | "line / byte", |
| 684 | }; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 685 | |
| 686 | u32 risc, value, tmp; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 687 | unsigned int i, j, n; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 688 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 689 | printk(KERN_INFO "\n%s: %s - dma Audio channel status dump\n", |
| 690 | dev->name, ch->name); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 691 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 692 | for (i = 0; i < ARRAY_SIZE(name); i++) |
| 693 | printk(KERN_INFO "%s: cmds + 0x%2x: %-15s: 0x%08x\n", |
| 694 | dev->name, i * 4, name[i], |
| 695 | cx_read(ch->cmds_start + 4 * i)); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 696 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 697 | j = i * 4; |
| 698 | for (i = 0; i < 4;) { |
| 699 | risc = cx_read(ch->cmds_start + 4 * (i + 14)); |
| 700 | printk(KERN_WARNING "cmds + 0x%2x: risc%d: ", j + i * 4, i); |
| 701 | i += cx25821_risc_decode(risc); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 702 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 703 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 704 | for (i = 0; i < (64 >> 2); i += n) { |
| 705 | risc = cx_read(ch->ctrl_start + 4 * i); |
| 706 | /* No consideration for bits 63-32 */ |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 707 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 708 | printk(KERN_WARNING "ctrl + 0x%2x (0x%08x): iq %x: ", i * 4, |
| 709 | ch->ctrl_start + 4 * i, i); |
| 710 | n = cx25821_risc_decode(risc); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 711 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 712 | for (j = 1; j < n; j++) { |
| 713 | risc = cx_read(ch->ctrl_start + 4 * (i + j)); |
| 714 | printk(KERN_WARNING |
| 715 | "ctrl + 0x%2x : iq %x: 0x%08x [ arg #%d ]\n", |
| 716 | 4 * (i + j), i + j, risc, j); |
| 717 | } |
| 718 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 719 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 720 | printk(KERN_WARNING " : fifo: 0x%08x -> 0x%x\n", |
| 721 | ch->fifo_start, ch->fifo_start + ch->fifo_size); |
| 722 | printk(KERN_WARNING " : ctrl: 0x%08x -> 0x%x\n", |
| 723 | ch->ctrl_start, ch->ctrl_start + 6 * 16); |
| 724 | printk(KERN_WARNING " : ptr1_reg: 0x%08x\n", |
| 725 | cx_read(ch->ptr1_reg)); |
| 726 | printk(KERN_WARNING " : ptr2_reg: 0x%08x\n", |
| 727 | cx_read(ch->ptr2_reg)); |
| 728 | printk(KERN_WARNING " : cnt1_reg: 0x%08x\n", |
| 729 | cx_read(ch->cnt1_reg)); |
| 730 | printk(KERN_WARNING " : cnt2_reg: 0x%08x\n", |
| 731 | cx_read(ch->cnt2_reg)); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 732 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 733 | for (i = 0; i < 4; i++) { |
| 734 | risc = cx_read(ch->cmds_start + 56 + (i * 4)); |
| 735 | printk(KERN_WARNING "instruction %d = 0x%x\n", i, risc); |
| 736 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 737 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 738 | /* read data from the first cdt buffer */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 739 | risc = cx_read(AUD_A_CDT); |
| 740 | printk(KERN_WARNING "\nread cdt loc=0x%x\n", risc); |
| 741 | for (i = 0; i < 8; i++) { |
| 742 | n = cx_read(risc + i * 4); |
| 743 | printk(KERN_WARNING "0x%x ", n); |
| 744 | } |
| 745 | printk(KERN_WARNING "\n\n"); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 746 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 747 | value = cx_read(CLK_RST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 748 | CX25821_INFO(" CLK_RST = 0x%x\n\n", value); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 749 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 750 | value = cx_read(PLL_A_POST_STAT_BIST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 751 | CX25821_INFO(" PLL_A_POST_STAT_BIST = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 752 | value = cx_read(PLL_A_INT_FRAC); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 753 | CX25821_INFO(" PLL_A_INT_FRAC = 0x%x\n\n", value); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 754 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 755 | value = cx_read(PLL_B_POST_STAT_BIST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 756 | CX25821_INFO(" PLL_B_POST_STAT_BIST = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 757 | value = cx_read(PLL_B_INT_FRAC); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 758 | CX25821_INFO(" PLL_B_INT_FRAC = 0x%x\n\n", value); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 759 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 760 | value = cx_read(PLL_C_POST_STAT_BIST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 761 | CX25821_INFO(" PLL_C_POST_STAT_BIST = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 762 | value = cx_read(PLL_C_INT_FRAC); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 763 | CX25821_INFO(" PLL_C_INT_FRAC = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 764 | |
| 765 | value = cx_read(PLL_D_POST_STAT_BIST); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 766 | CX25821_INFO(" PLL_D_POST_STAT_BIST = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 767 | value = cx_read(PLL_D_INT_FRAC); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 768 | CX25821_INFO(" PLL_D_INT_FRAC = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 769 | |
| 770 | value = cx25821_i2c_read(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, &tmp); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 771 | CX25821_INFO(" AFE_AB_DIAG_CTRL (0x10900090) = 0x%x\n\n", value); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 772 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 773 | EXPORT_SYMBOL(cx25821_sram_channel_dump_audio); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 774 | |
| 775 | static void cx25821_shutdown(struct cx25821_dev *dev) |
| 776 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 777 | int i; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 778 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 779 | /* disable RISC controller */ |
| 780 | cx_write(DEV_CNTRL2, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 781 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 782 | /* Disable Video A/B activity */ |
| 783 | for (i = 0; i < VID_CHANNEL_NUM; i++) { |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 784 | cx_write(dev->channels[i].sram_channels->dma_ctl, 0); |
| 785 | cx_write(dev->channels[i].sram_channels->int_msk, 0); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 786 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 787 | |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 788 | for (i = VID_UPSTREAM_SRAM_CHANNEL_I; |
| 789 | i <= VID_UPSTREAM_SRAM_CHANNEL_J; i++) { |
| 790 | cx_write(dev->channels[i].sram_channels->dma_ctl, 0); |
| 791 | cx_write(dev->channels[i].sram_channels->int_msk, 0); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 792 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 793 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 794 | /* Disable Audio activity */ |
| 795 | cx_write(AUD_INT_DMA_CTL, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 796 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 797 | /* Disable Serial port */ |
| 798 | cx_write(UART_CTL, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 799 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 800 | /* Disable Interrupts */ |
| 801 | cx_write(PCI_INT_MSK, 0); |
| 802 | cx_write(AUD_A_INT_MSK, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 803 | } |
| 804 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 805 | void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel_select, |
| 806 | u32 format) |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 807 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 808 | if (channel_select <= 7 && channel_select >= 0) { |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 809 | cx_write(dev->channels[channel_select]. |
| 810 | sram_channels->pix_frmt, format); |
| 811 | dev->channels[channel_select].pixel_formats = format; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 812 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 813 | } |
| 814 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 815 | static void cx25821_set_vip_mode(struct cx25821_dev *dev, |
| 816 | struct sram_channel *ch) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 817 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 818 | cx_write(ch->pix_frmt, PIXEL_FRMT_422); |
| 819 | cx_write(ch->vip_ctl, PIXEL_ENGINE_VIP1); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 820 | } |
| 821 | |
| 822 | static void cx25821_initialize(struct cx25821_dev *dev) |
| 823 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 824 | int i; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 825 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 826 | dprintk(1, "%s()\n", __func__); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 827 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 828 | cx25821_shutdown(dev); |
| 829 | cx_write(PCI_INT_STAT, 0xffffffff); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 830 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 831 | for (i = 0; i < VID_CHANNEL_NUM; i++) |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 832 | cx_write(dev->channels[i].sram_channels->int_stat, 0xffffffff); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 833 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 834 | cx_write(AUD_A_INT_STAT, 0xffffffff); |
| 835 | cx_write(AUD_B_INT_STAT, 0xffffffff); |
| 836 | cx_write(AUD_C_INT_STAT, 0xffffffff); |
| 837 | cx_write(AUD_D_INT_STAT, 0xffffffff); |
| 838 | cx_write(AUD_E_INT_STAT, 0xffffffff); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 839 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 840 | cx_write(CLK_DELAY, cx_read(CLK_DELAY) & 0x80000000); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 841 | cx_write(PAD_CTRL, 0x12); /* for I2C */ |
| 842 | cx25821_registers_init(dev); /* init Pecos registers */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 843 | mdelay(100); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 844 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 845 | for (i = 0; i < VID_CHANNEL_NUM; i++) { |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 846 | cx25821_set_vip_mode(dev, dev->channels[i].sram_channels); |
| 847 | cx25821_sram_channel_setup(dev, dev->channels[i].sram_channels, |
| 848 | 1440, 0); |
| 849 | dev->channels[i].pixel_formats = PIXEL_FRMT_422; |
| 850 | dev->channels[i].use_cif_resolution = FALSE; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 851 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 852 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 853 | /* Probably only affect Downstream */ |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 854 | for (i = VID_UPSTREAM_SRAM_CHANNEL_I; |
| 855 | i <= VID_UPSTREAM_SRAM_CHANNEL_J; i++) { |
| 856 | cx25821_set_vip_mode(dev, dev->channels[i].sram_channels); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 857 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 858 | |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 859 | cx25821_sram_channel_setup_audio(dev, |
| 860 | dev->channels[SRAM_CH08].sram_channels, |
| 861 | 128, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 862 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 863 | cx25821_gpio_init(dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 864 | } |
| 865 | |
Mauro Carvalho Chehab | f2466d6 | 2010-03-24 16:33:40 -0300 | [diff] [blame] | 866 | static int cx25821_get_resources(struct cx25821_dev *dev) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 867 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 868 | if (request_mem_region |
| 869 | (pci_resource_start(dev->pci, 0), pci_resource_len(dev->pci, 0), |
| 870 | dev->name)) |
| 871 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 872 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 873 | printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n", |
| 874 | dev->name, (unsigned long long)pci_resource_start(dev->pci, 0)); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 875 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 876 | return -EBUSY; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 877 | } |
| 878 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 879 | static void cx25821_dev_checkrevision(struct cx25821_dev *dev) |
| 880 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 881 | dev->hwrevision = cx_read(RDR_CFG2) & 0xff; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 882 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 883 | printk(KERN_INFO "%s() Hardware revision = 0x%02x\n", __func__, |
| 884 | dev->hwrevision); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 885 | } |
| 886 | |
| 887 | static void cx25821_iounmap(struct cx25821_dev *dev) |
| 888 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 889 | if (dev == NULL) |
| 890 | return; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 891 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 892 | /* Releasing IO memory */ |
| 893 | if (dev->lmmio != NULL) { |
| 894 | CX25821_INFO("Releasing lmmio.\n"); |
| 895 | iounmap(dev->lmmio); |
| 896 | dev->lmmio = NULL; |
| 897 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 898 | } |
| 899 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 900 | static int cx25821_dev_setup(struct cx25821_dev *dev) |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 901 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 902 | int io_size = 0, i; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 903 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 904 | printk(KERN_INFO "\n***********************************\n"); |
| 905 | printk(KERN_INFO "cx25821 set up\n"); |
| 906 | printk(KERN_INFO "***********************************\n\n"); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 907 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 908 | mutex_init(&dev->lock); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 909 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 910 | atomic_inc(&dev->refcount); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 911 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 912 | dev->nr = ++cx25821_devcount; |
| 913 | sprintf(dev->name, "cx25821[%d]", dev->nr); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 914 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 915 | mutex_lock(&devlist); |
| 916 | list_add_tail(&dev->devlist, &cx25821_devlist); |
| 917 | mutex_unlock(&devlist); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 918 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 919 | strcpy(cx25821_boards[UNKNOWN_BOARD].name, "unknown"); |
| 920 | strcpy(cx25821_boards[CX25821_BOARD].name, "cx25821"); |
| 921 | |
| 922 | if (dev->pci->device != 0x8210) { |
| 923 | printk(KERN_INFO |
| 924 | "%s() Exiting. Incorrect Hardware device = 0x%02x\n", |
| 925 | __func__, dev->pci->device); |
| 926 | return -1; |
| 927 | } else { |
| 928 | printk(KERN_INFO "Athena Hardware device = 0x%02x\n", |
| 929 | dev->pci->device); |
| 930 | } |
| 931 | |
| 932 | /* Apply a sensible clock frequency for the PCIe bridge */ |
| 933 | dev->clk_freq = 28000000; |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 934 | for (i = 0; i < MAX_VID_CHANNEL_NUM; i++) |
| 935 | dev->channels[i].sram_channels = &cx25821_sram_channels[i]; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 936 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 937 | if (dev->nr > 1) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 938 | CX25821_INFO("dev->nr > 1!"); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 939 | |
| 940 | /* board config */ |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 941 | dev->board = 1; /* card[dev->nr]; */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 942 | dev->_max_num_decoders = MAX_DECODERS; |
| 943 | |
| 944 | dev->pci_bus = dev->pci->bus->number; |
| 945 | dev->pci_slot = PCI_SLOT(dev->pci->devfn); |
| 946 | dev->pci_irqmask = 0x001f00; |
| 947 | |
| 948 | /* External Master 1 Bus */ |
| 949 | dev->i2c_bus[0].nr = 0; |
| 950 | dev->i2c_bus[0].dev = dev; |
| 951 | dev->i2c_bus[0].reg_stat = I2C1_STAT; |
| 952 | dev->i2c_bus[0].reg_ctrl = I2C1_CTRL; |
| 953 | dev->i2c_bus[0].reg_addr = I2C1_ADDR; |
| 954 | dev->i2c_bus[0].reg_rdata = I2C1_RDATA; |
| 955 | dev->i2c_bus[0].reg_wdata = I2C1_WDATA; |
| 956 | dev->i2c_bus[0].i2c_period = (0x07 << 24); /* 1.95MHz */ |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 957 | |
Mauro Carvalho Chehab | f2466d6 | 2010-03-24 16:33:40 -0300 | [diff] [blame] | 958 | if (cx25821_get_resources(dev) < 0) { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 959 | printk(KERN_ERR "%s No more PCIe resources for " |
| 960 | "subsystem: %04x:%04x\n", |
| 961 | dev->name, dev->pci->subsystem_vendor, |
| 962 | dev->pci->subsystem_device); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 963 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 964 | cx25821_devcount--; |
Kulikov Vasiliy | c37c6d2 | 2010-08-06 23:52:57 +0400 | [diff] [blame] | 965 | return -EBUSY; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 966 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 967 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 968 | /* PCIe stuff */ |
| 969 | dev->base_io_addr = pci_resource_start(dev->pci, 0); |
| 970 | io_size = pci_resource_len(dev->pci, 0); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 971 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 972 | if (!dev->base_io_addr) { |
| 973 | CX25821_ERR("No PCI Memory resources, exiting!\n"); |
| 974 | return -ENODEV; |
| 975 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 976 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 977 | dev->lmmio = ioremap(dev->base_io_addr, pci_resource_len(dev->pci, 0)); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 978 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 979 | if (!dev->lmmio) { |
| 980 | CX25821_ERR |
| 981 | ("ioremap failed, maybe increasing __VMALLOC_RESERVE in page.h\n"); |
| 982 | cx25821_iounmap(dev); |
| 983 | return -ENOMEM; |
| 984 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 985 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 986 | dev->bmmio = (u8 __iomem *) dev->lmmio; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 987 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 988 | printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n", |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 989 | dev->name, dev->pci->subsystem_vendor, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 990 | dev->pci->subsystem_device, cx25821_boards[dev->board].name, |
| 991 | dev->board, card[dev->nr] == dev->board ? |
| 992 | "insmod option" : "autodetected"); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 993 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 994 | /* init hardware */ |
| 995 | cx25821_initialize(dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 996 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 997 | cx25821_i2c_register(&dev->i2c_bus[0]); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 998 | /* cx25821_i2c_register(&dev->i2c_bus[1]); |
| 999 | * cx25821_i2c_register(&dev->i2c_bus[2]); */ |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1000 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1001 | CX25821_INFO("i2c register! bus->i2c_rc = %d\n", |
| 1002 | dev->i2c_bus[0].i2c_rc); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1003 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1004 | cx25821_card_setup(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1005 | |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 1006 | if (medusa_video_init(dev) < 0) |
| 1007 | CX25821_ERR("%s() Failed to initialize medusa!\n" |
| 1008 | , __func__); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1009 | |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 1010 | cx25821_video_register(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1011 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1012 | /* register IOCTL device */ |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1013 | dev->ioctl_dev = |
Mauro Carvalho Chehab | 3e9442c | 2010-07-04 15:37:05 -0300 | [diff] [blame] | 1014 | cx25821_vdev_init(dev, dev->pci, &cx25821_videoioctl_template, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1015 | "video"); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1016 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1017 | if (video_register_device |
| 1018 | (dev->ioctl_dev, VFL_TYPE_GRABBER, VIDEO_IOCTL_CH) < 0) { |
| 1019 | cx25821_videoioctl_unregister(dev); |
| 1020 | printk(KERN_ERR |
Mauro Carvalho Chehab | 3e9442c | 2010-07-04 15:37:05 -0300 | [diff] [blame] | 1021 | "%s() Failed to register video adapter for IOCTL, so \ |
| 1022 | unregistering videoioctl device.\n", __func__); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1023 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1024 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1025 | cx25821_dev_checkrevision(dev); |
| 1026 | CX25821_INFO("cx25821 setup done!\n"); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1027 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1028 | return 0; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1029 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1030 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1031 | void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev, |
| 1032 | struct upstream_user_struct *up_data) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1033 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1034 | dev->_isNTSC = !strcmp(dev->vid_stdname, "NTSC") ? 1 : 0; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1035 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1036 | dev->tvnorm = !dev->_isNTSC ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M; |
| 1037 | medusa_set_videostandard(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1038 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1039 | cx25821_vidupstream_init_ch1(dev, dev->channel_select, |
| 1040 | dev->pixel_format); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1041 | } |
| 1042 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1043 | void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev, |
| 1044 | struct upstream_user_struct *up_data) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1045 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1046 | dev->_isNTSC_ch2 = !strcmp(dev->vid_stdname_ch2, "NTSC") ? 1 : 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1047 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1048 | dev->tvnorm = !dev->_isNTSC_ch2 ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M; |
| 1049 | medusa_set_videostandard(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1050 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1051 | cx25821_vidupstream_init_ch2(dev, dev->channel_select_ch2, |
| 1052 | dev->pixel_format_ch2); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1053 | } |
| 1054 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1055 | void cx25821_start_upstream_audio(struct cx25821_dev *dev, |
| 1056 | struct upstream_user_struct *up_data) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1057 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1058 | cx25821_audio_upstream_init(dev, AUDIO_UPSTREAM_SRAM_CHANNEL_B); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1059 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1060 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1061 | void cx25821_dev_unregister(struct cx25821_dev *dev) |
| 1062 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1063 | int i; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1064 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1065 | if (!dev->base_io_addr) |
| 1066 | return; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1067 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1068 | cx25821_free_mem_upstream_ch1(dev); |
| 1069 | cx25821_free_mem_upstream_ch2(dev); |
| 1070 | cx25821_free_mem_upstream_audio(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1071 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1072 | release_mem_region(dev->base_io_addr, pci_resource_len(dev->pci, 0)); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1073 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1074 | if (!atomic_dec_and_test(&dev->refcount)) |
| 1075 | return; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1076 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1077 | for (i = 0; i < VID_CHANNEL_NUM; i++) |
| 1078 | cx25821_video_unregister(dev, i); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1079 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1080 | for (i = VID_UPSTREAM_SRAM_CHANNEL_I; |
| 1081 | i <= AUDIO_UPSTREAM_SRAM_CHANNEL_B; i++) { |
| 1082 | cx25821_video_unregister(dev, i); |
| 1083 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1084 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1085 | cx25821_videoioctl_unregister(dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1086 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1087 | cx25821_i2c_unregister(&dev->i2c_bus[0]); |
| 1088 | cx25821_iounmap(dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1089 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1090 | EXPORT_SYMBOL(cx25821_dev_unregister); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1091 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1092 | static __le32 *cx25821_risc_field(__le32 * rp, struct scatterlist *sglist, |
| 1093 | unsigned int offset, u32 sync_line, |
| 1094 | unsigned int bpl, unsigned int padding, |
| 1095 | unsigned int lines) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1096 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1097 | struct scatterlist *sg; |
| 1098 | unsigned int line, todo; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1099 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1100 | /* sync instruction */ |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1101 | if (sync_line != NO_SYNC_LINE) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1102 | *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1103 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1104 | /* scan lines */ |
| 1105 | sg = sglist; |
| 1106 | for (line = 0; line < lines; line++) { |
| 1107 | while (offset && offset >= sg_dma_len(sg)) { |
| 1108 | offset -= sg_dma_len(sg); |
| 1109 | sg++; |
| 1110 | } |
| 1111 | if (bpl <= sg_dma_len(sg) - offset) { |
| 1112 | /* fits into current chunk */ |
| 1113 | *(rp++) = |
| 1114 | cpu_to_le32(RISC_WRITE | RISC_SOL | RISC_EOL | bpl); |
| 1115 | *(rp++) = cpu_to_le32(sg_dma_address(sg) + offset); |
| 1116 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1117 | offset += bpl; |
| 1118 | } else { |
| 1119 | /* scanline needs to be split */ |
| 1120 | todo = bpl; |
| 1121 | *(rp++) = |
| 1122 | cpu_to_le32(RISC_WRITE | RISC_SOL | |
| 1123 | (sg_dma_len(sg) - offset)); |
| 1124 | *(rp++) = cpu_to_le32(sg_dma_address(sg) + offset); |
| 1125 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1126 | todo -= (sg_dma_len(sg) - offset); |
| 1127 | offset = 0; |
| 1128 | sg++; |
| 1129 | while (todo > sg_dma_len(sg)) { |
| 1130 | *(rp++) = |
| 1131 | cpu_to_le32(RISC_WRITE | sg_dma_len(sg)); |
| 1132 | *(rp++) = cpu_to_le32(sg_dma_address(sg)); |
| 1133 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1134 | todo -= sg_dma_len(sg); |
| 1135 | sg++; |
| 1136 | } |
| 1137 | *(rp++) = cpu_to_le32(RISC_WRITE | RISC_EOL | todo); |
| 1138 | *(rp++) = cpu_to_le32(sg_dma_address(sg)); |
| 1139 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1140 | offset += todo; |
| 1141 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1142 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1143 | offset += padding; |
| 1144 | } |
| 1145 | |
| 1146 | return rp; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1147 | } |
| 1148 | |
| 1149 | int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1150 | struct scatterlist *sglist, unsigned int top_offset, |
| 1151 | unsigned int bottom_offset, unsigned int bpl, |
| 1152 | unsigned int padding, unsigned int lines) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1153 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1154 | u32 instructions; |
| 1155 | u32 fields; |
| 1156 | __le32 *rp; |
| 1157 | int rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1158 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1159 | fields = 0; |
| 1160 | if (UNSET != top_offset) |
| 1161 | fields++; |
| 1162 | if (UNSET != bottom_offset) |
| 1163 | fields++; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1164 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1165 | /* estimate risc mem: worst case is one write per page border + |
| 1166 | one write per scan line + syncs + jump (all 2 dwords). Padding |
| 1167 | can cause next bpl to start close to a page border. First DMA |
| 1168 | region may be smaller than PAGE_SIZE */ |
| 1169 | /* write and jump need and extra dword */ |
| 1170 | instructions = |
| 1171 | fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines); |
| 1172 | instructions += 2; |
| 1173 | rc = btcx_riscmem_alloc(pci, risc, instructions * 12); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1174 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1175 | if (rc < 0) |
| 1176 | return rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1177 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1178 | /* write risc instructions */ |
| 1179 | rp = risc->cpu; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1180 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1181 | if (UNSET != top_offset) { |
| 1182 | rp = cx25821_risc_field(rp, sglist, top_offset, 0, bpl, padding, |
| 1183 | lines); |
| 1184 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1185 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1186 | if (UNSET != bottom_offset) { |
| 1187 | rp = cx25821_risc_field(rp, sglist, bottom_offset, 0x200, bpl, |
| 1188 | padding, lines); |
| 1189 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1190 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1191 | /* save pointer to jmp instruction address */ |
| 1192 | risc->jmp = rp; |
| 1193 | BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1194 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1195 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1196 | } |
| 1197 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1198 | static __le32 *cx25821_risc_field_audio(__le32 * rp, struct scatterlist *sglist, |
| 1199 | unsigned int offset, u32 sync_line, |
| 1200 | unsigned int bpl, unsigned int padding, |
| 1201 | unsigned int lines, unsigned int lpi) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1202 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1203 | struct scatterlist *sg; |
| 1204 | unsigned int line, todo, sol; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1205 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1206 | /* sync instruction */ |
| 1207 | if (sync_line != NO_SYNC_LINE) |
| 1208 | *(rp++) = cpu_to_le32(RISC_RESYNC | sync_line); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1209 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1210 | /* scan lines */ |
| 1211 | sg = sglist; |
| 1212 | for (line = 0; line < lines; line++) { |
| 1213 | while (offset && offset >= sg_dma_len(sg)) { |
| 1214 | offset -= sg_dma_len(sg); |
| 1215 | sg++; |
| 1216 | } |
| 1217 | |
| 1218 | if (lpi && line > 0 && !(line % lpi)) |
| 1219 | sol = RISC_SOL | RISC_IRQ1 | RISC_CNT_INC; |
| 1220 | else |
| 1221 | sol = RISC_SOL; |
| 1222 | |
| 1223 | if (bpl <= sg_dma_len(sg) - offset) { |
| 1224 | /* fits into current chunk */ |
| 1225 | *(rp++) = |
| 1226 | cpu_to_le32(RISC_WRITE | sol | RISC_EOL | bpl); |
| 1227 | *(rp++) = cpu_to_le32(sg_dma_address(sg) + offset); |
| 1228 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1229 | offset += bpl; |
| 1230 | } else { |
| 1231 | /* scanline needs to be split */ |
| 1232 | todo = bpl; |
| 1233 | *(rp++) = cpu_to_le32(RISC_WRITE | sol | |
| 1234 | (sg_dma_len(sg) - offset)); |
| 1235 | *(rp++) = cpu_to_le32(sg_dma_address(sg) + offset); |
| 1236 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1237 | todo -= (sg_dma_len(sg) - offset); |
| 1238 | offset = 0; |
| 1239 | sg++; |
| 1240 | while (todo > sg_dma_len(sg)) { |
| 1241 | *(rp++) = cpu_to_le32(RISC_WRITE | |
| 1242 | sg_dma_len(sg)); |
| 1243 | *(rp++) = cpu_to_le32(sg_dma_address(sg)); |
| 1244 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1245 | todo -= sg_dma_len(sg); |
| 1246 | sg++; |
| 1247 | } |
| 1248 | *(rp++) = cpu_to_le32(RISC_WRITE | RISC_EOL | todo); |
| 1249 | *(rp++) = cpu_to_le32(sg_dma_address(sg)); |
| 1250 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1251 | offset += todo; |
| 1252 | } |
| 1253 | offset += padding; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1254 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1255 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1256 | return rp; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1257 | } |
| 1258 | |
| 1259 | int cx25821_risc_databuffer_audio(struct pci_dev *pci, |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1260 | struct btcx_riscmem *risc, |
| 1261 | struct scatterlist *sglist, |
| 1262 | unsigned int bpl, |
| 1263 | unsigned int lines, unsigned int lpi) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1264 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1265 | u32 instructions; |
| 1266 | __le32 *rp; |
| 1267 | int rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1268 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1269 | /* estimate risc mem: worst case is one write per page border + |
| 1270 | one write per scan line + syncs + jump (all 2 dwords). Here |
| 1271 | there is no padding and no sync. First DMA region may be smaller |
| 1272 | than PAGE_SIZE */ |
| 1273 | /* Jump and write need an extra dword */ |
| 1274 | instructions = 1 + (bpl * lines) / PAGE_SIZE + lines; |
| 1275 | instructions += 1; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1276 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1277 | rc = btcx_riscmem_alloc(pci, risc, instructions * 12); |
| 1278 | if (rc < 0) |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1279 | return rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1280 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1281 | /* write risc instructions */ |
| 1282 | rp = risc->cpu; |
| 1283 | rp = cx25821_risc_field_audio(rp, sglist, 0, NO_SYNC_LINE, bpl, 0, |
| 1284 | lines, lpi); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1285 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1286 | /* save pointer to jmp instruction address */ |
| 1287 | risc->jmp = rp; |
| 1288 | BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size); |
| 1289 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1290 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1291 | EXPORT_SYMBOL(cx25821_risc_databuffer_audio); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1292 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1293 | int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, |
| 1294 | u32 reg, u32 mask, u32 value) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1295 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1296 | __le32 *rp; |
| 1297 | int rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1298 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1299 | rc = btcx_riscmem_alloc(pci, risc, 4 * 16); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1300 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1301 | if (rc < 0) |
| 1302 | return rc; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1303 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1304 | /* write risc instructions */ |
| 1305 | rp = risc->cpu; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1306 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1307 | *(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ1); |
| 1308 | *(rp++) = cpu_to_le32(reg); |
| 1309 | *(rp++) = cpu_to_le32(value); |
| 1310 | *(rp++) = cpu_to_le32(mask); |
| 1311 | *(rp++) = cpu_to_le32(RISC_JUMP); |
| 1312 | *(rp++) = cpu_to_le32(risc->dma); |
| 1313 | *(rp++) = cpu_to_le32(0); /* bits 63-32 */ |
| 1314 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1315 | } |
| 1316 | |
| 1317 | void cx25821_free_buffer(struct videobuf_queue *q, struct cx25821_buffer *buf) |
| 1318 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1319 | struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1320 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1321 | BUG_ON(in_interrupt()); |
Hans Verkuil | 0e0809a | 2010-09-26 09:01:26 -0300 | [diff] [blame] | 1322 | videobuf_waiton(q, &buf->vb, 0, 0); |
Laurent Pinchart | 9526840 | 2010-05-11 10:36:30 -0300 | [diff] [blame] | 1323 | videobuf_dma_unmap(q->dev, dma); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1324 | videobuf_dma_free(dma); |
| 1325 | btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc); |
| 1326 | buf->vb.state = VIDEOBUF_NEEDS_INIT; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1327 | } |
| 1328 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1329 | static irqreturn_t cx25821_irq(int irq, void *dev_id) |
| 1330 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1331 | struct cx25821_dev *dev = dev_id; |
| 1332 | u32 pci_status, pci_mask; |
| 1333 | u32 vid_status; |
| 1334 | int i, handled = 0; |
| 1335 | u32 mask[8] = { 1, 2, 4, 8, 16, 32, 64, 128 }; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1336 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1337 | pci_status = cx_read(PCI_INT_STAT); |
| 1338 | pci_mask = cx_read(PCI_INT_MSK); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1339 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1340 | if (pci_status == 0) |
| 1341 | goto out; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1342 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1343 | for (i = 0; i < VID_CHANNEL_NUM; i++) { |
| 1344 | if (pci_status & mask[i]) { |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 1345 | vid_status = cx_read(dev->channels[i]. |
| 1346 | sram_channels->int_stat); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1347 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1348 | if (vid_status) |
| 1349 | handled += |
Ruslan Pisarev | e4115bb | 2010-09-27 10:01:36 -0300 | [diff] [blame] | 1350 | cx25821_video_irq(dev, i, vid_status); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1351 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1352 | cx_write(PCI_INT_STAT, mask[i]); |
| 1353 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1354 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1355 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1356 | out: |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1357 | return IRQ_RETVAL(handled); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1358 | } |
| 1359 | |
| 1360 | void cx25821_print_irqbits(char *name, char *tag, char **strings, |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1361 | int len, u32 bits, u32 mask) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1362 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1363 | unsigned int i; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1364 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1365 | printk(KERN_DEBUG "%s: %s [0x%x]", name, tag, bits); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1366 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1367 | for (i = 0; i < len; i++) { |
| 1368 | if (!(bits & (1 << i))) |
| 1369 | continue; |
| 1370 | if (strings[i]) |
| 1371 | printk(" %s", strings[i]); |
| 1372 | else |
| 1373 | printk(" %d", i); |
| 1374 | if (!(mask & (1 << i))) |
| 1375 | continue; |
| 1376 | printk("*"); |
| 1377 | } |
| 1378 | printk("\n"); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1379 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1380 | EXPORT_SYMBOL(cx25821_print_irqbits); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1381 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1382 | struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1383 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1384 | struct cx25821_dev *dev = pci_get_drvdata(pci); |
| 1385 | return dev; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1386 | } |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1387 | EXPORT_SYMBOL(cx25821_dev_get); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1388 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1389 | static int __devinit cx25821_initdev(struct pci_dev *pci_dev, |
| 1390 | const struct pci_device_id *pci_id) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1391 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1392 | struct cx25821_dev *dev; |
| 1393 | int err = 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1394 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1395 | dev = kzalloc(sizeof(*dev), GFP_KERNEL); |
| 1396 | if (NULL == dev) |
| 1397 | return -ENOMEM; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1398 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1399 | err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev); |
| 1400 | if (err < 0) |
| 1401 | goto fail_free; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1402 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1403 | /* pci init */ |
| 1404 | dev->pci = pci_dev; |
| 1405 | if (pci_enable_device(pci_dev)) { |
| 1406 | err = -EIO; |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1407 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1408 | printk(KERN_INFO "pci enable failed! "); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1409 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1410 | goto fail_unregister_device; |
| 1411 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1412 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1413 | printk(KERN_INFO "cx25821 Athena pci enable !\n"); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1414 | |
Kulikov Vasiliy | c37c6d2 | 2010-08-06 23:52:57 +0400 | [diff] [blame] | 1415 | err = cx25821_dev_setup(dev); |
| 1416 | if (err) { |
| 1417 | if (err == -EBUSY) |
| 1418 | goto fail_unregister_device; |
| 1419 | else |
| 1420 | goto fail_unregister_pci; |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1421 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1422 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1423 | /* print pci info */ |
| 1424 | pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev); |
| 1425 | pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); |
| 1426 | printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " |
| 1427 | "latency: %d, mmio: 0x%llx\n", dev->name, |
| 1428 | pci_name(pci_dev), dev->pci_rev, pci_dev->irq, |
| 1429 | dev->pci_lat, (unsigned long long)dev->base_io_addr); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1430 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1431 | pci_set_master(pci_dev); |
| 1432 | if (!pci_dma_supported(pci_dev, 0xffffffff)) { |
| 1433 | printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name); |
| 1434 | err = -EIO; |
| 1435 | goto fail_irq; |
| 1436 | } |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1437 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1438 | err = |
| 1439 | request_irq(pci_dev->irq, cx25821_irq, IRQF_SHARED | IRQF_DISABLED, |
| 1440 | dev->name, dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1441 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1442 | if (err < 0) { |
| 1443 | printk(KERN_ERR "%s: can't get IRQ %d\n", dev->name, |
| 1444 | pci_dev->irq); |
| 1445 | goto fail_irq; |
| 1446 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1447 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1448 | return 0; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1449 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1450 | fail_irq: |
| 1451 | printk(KERN_INFO "cx25821 cx25821_initdev() can't get IRQ !\n"); |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1452 | cx25821_dev_unregister(dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1453 | |
Kulikov Vasiliy | c37c6d2 | 2010-08-06 23:52:57 +0400 | [diff] [blame] | 1454 | fail_unregister_pci: |
| 1455 | pci_disable_device(pci_dev); |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1456 | fail_unregister_device: |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1457 | v4l2_device_unregister(&dev->v4l2_dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1458 | |
Olimpiu Pascariu | de2c4349 | 2010-03-21 14:18:19 -0300 | [diff] [blame] | 1459 | fail_free: |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1460 | kfree(dev); |
| 1461 | return err; |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1462 | } |
| 1463 | |
| 1464 | static void __devexit cx25821_finidev(struct pci_dev *pci_dev) |
| 1465 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1466 | struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev); |
| 1467 | struct cx25821_dev *dev = get_cx25821(v4l2_dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1468 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1469 | cx25821_shutdown(dev); |
| 1470 | pci_disable_device(pci_dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1471 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1472 | /* unregister stuff */ |
| 1473 | if (pci_dev->irq) |
| 1474 | free_irq(pci_dev->irq, dev); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1475 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1476 | mutex_lock(&devlist); |
| 1477 | list_del(&dev->devlist); |
| 1478 | mutex_unlock(&devlist); |
Mauro Carvalho Chehab | bb4c9a7 | 2009-09-13 11:25:45 -0300 | [diff] [blame] | 1479 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1480 | cx25821_dev_unregister(dev); |
| 1481 | v4l2_device_unregister(v4l2_dev); |
| 1482 | kfree(dev); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1483 | } |
| 1484 | |
| 1485 | static struct pci_device_id cx25821_pci_tbl[] = { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1486 | { |
| 1487 | /* CX25821 Athena */ |
| 1488 | .vendor = 0x14f1, |
| 1489 | .device = 0x8210, |
| 1490 | .subvendor = 0x14f1, |
| 1491 | .subdevice = 0x0920, |
| 1492 | }, |
| 1493 | { |
| 1494 | /* --- end of list --- */ |
| 1495 | } |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1496 | }; |
| 1497 | |
| 1498 | MODULE_DEVICE_TABLE(pci, cx25821_pci_tbl); |
| 1499 | |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1500 | static struct pci_driver cx25821_pci_driver = { |
| 1501 | .name = "cx25821", |
| 1502 | .id_table = cx25821_pci_tbl, |
| 1503 | .probe = cx25821_initdev, |
| 1504 | .remove = __devexit_p(cx25821_finidev), |
| 1505 | /* TODO */ |
| 1506 | .suspend = NULL, |
| 1507 | .resume = NULL, |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1508 | }; |
| 1509 | |
Peter Huewe | 64ed2016 | 2009-09-29 01:40:59 +0200 | [diff] [blame] | 1510 | static int __init cx25821_init(void) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1511 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1512 | INIT_LIST_HEAD(&cx25821_devlist); |
| 1513 | printk(KERN_INFO "cx25821 driver version %d.%d.%d loaded\n", |
| 1514 | (CX25821_VERSION_CODE >> 16) & 0xff, |
| 1515 | (CX25821_VERSION_CODE >> 8) & 0xff, CX25821_VERSION_CODE & 0xff); |
| 1516 | return pci_register_driver(&cx25821_pci_driver); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1517 | } |
| 1518 | |
Peter Huewe | 64ed2016 | 2009-09-29 01:40:59 +0200 | [diff] [blame] | 1519 | static void __exit cx25821_fini(void) |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1520 | { |
Mauro Carvalho Chehab | 1a9fc85 | 2009-09-13 11:30:11 -0300 | [diff] [blame] | 1521 | pci_unregister_driver(&cx25821_pci_driver); |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1522 | } |
| 1523 | |
Mauro Carvalho Chehab | 02b20b0 | 2009-09-15 11:33:54 -0300 | [diff] [blame] | 1524 | EXPORT_SYMBOL(cx25821_set_gpiopin_direction); |
| 1525 | |
| 1526 | module_init(cx25821_init); |
| 1527 | module_exit(cx25821_fini); |