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1da177e4 LT |
1 | /* |
2 | * | |
3 | * tp3780i.c -- board driver for 3780i on ThinkPads | |
4 | * | |
5 | * | |
6 | * Written By: Mike Sullivan IBM Corporation | |
7 | * | |
8 | * Copyright (C) 1999 IBM Corporation | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * NO WARRANTY | |
21 | * THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR | |
22 | * CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT | |
23 | * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, | |
24 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is | |
25 | * solely responsible for determining the appropriateness of using and | |
26 | * distributing the Program and assumes all risks associated with its | |
27 | * exercise of rights under this Agreement, including but not limited to | |
28 | * the risks and costs of program errors, damage to or loss of data, | |
29 | * programs or equipment, and unavailability or interruption of operations. | |
30 | * | |
31 | * DISCLAIMER OF LIABILITY | |
32 | * NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY | |
33 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
34 | * DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND | |
35 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
36 | * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE | |
37 | * USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED | |
38 | * HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES | |
39 | * | |
40 | * You should have received a copy of the GNU General Public License | |
41 | * along with this program; if not, write to the Free Software | |
42 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
43 | * | |
44 | * | |
45 | * 10/23/2000 - Alpha Release | |
46 | * First release to the public | |
47 | */ | |
48 | ||
1da177e4 LT |
49 | #include <linux/interrupt.h> |
50 | #include <linux/kernel.h> | |
51 | #include <linux/ptrace.h> | |
52 | #include <linux/ioport.h> | |
53 | #include <asm/io.h> | |
54 | #include "smapi.h" | |
55 | #include "mwavedd.h" | |
56 | #include "tp3780i.h" | |
57 | #include "3780i.h" | |
58 | #include "mwavepub.h" | |
59 | ||
1da177e4 LT |
60 | static unsigned short s_ausThinkpadIrqToField[16] = |
61 | { 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004, | |
62 | 0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 }; | |
63 | static unsigned short s_ausThinkpadDmaToField[8] = | |
64 | { 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 }; | |
65 | static unsigned short s_numIrqs = 16, s_numDmas = 8; | |
66 | ||
67 | ||
68 | static void EnableSRAM(THINKPAD_BD_DATA * pBDData) | |
69 | { | |
70 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
71 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
72 | DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData; | |
73 | DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable; | |
74 | DSP_GPIO_MODE_15_8 rGpioMode; | |
75 | ||
76 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n"); | |
77 | ||
78 | MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8); | |
79 | rGpioMode.GpioMode10 = 0; | |
80 | WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode)); | |
81 | ||
82 | MKWORD(rGpioDriverEnable) = 0; | |
26ec99b1 AB |
83 | rGpioDriverEnable.Enable10 = true; |
84 | rGpioDriverEnable.Mask10 = true; | |
1da177e4 LT |
85 | WriteMsaCfg(DSP_GpioDriverEnable_15_8, MKWORD(rGpioDriverEnable)); |
86 | ||
87 | MKWORD(rGpioOutputData) = 0; | |
88 | rGpioOutputData.Latch10 = 0; | |
26ec99b1 | 89 | rGpioOutputData.Mask10 = true; |
1da177e4 LT |
90 | WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData)); |
91 | ||
92 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n"); | |
93 | } | |
94 | ||
95 | ||
7d12e780 | 96 | static irqreturn_t UartInterrupt(int irq, void *dev_id) |
1da177e4 LT |
97 | { |
98 | PRINTK_3(TRACE_TP3780I, | |
0d626239 | 99 | "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id); |
1da177e4 LT |
100 | return IRQ_HANDLED; |
101 | } | |
102 | ||
7d12e780 | 103 | static irqreturn_t DspInterrupt(int irq, void *dev_id) |
1da177e4 LT |
104 | { |
105 | pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd; | |
106 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings; | |
107 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
108 | unsigned short usIPCSource = 0, usIsolationMask, usPCNum; | |
109 | ||
110 | PRINTK_3(TRACE_TP3780I, | |
0d626239 | 111 | "tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id); |
1da177e4 LT |
112 | |
113 | if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) { | |
114 | PRINTK_2(TRACE_TP3780I, | |
115 | "tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n", | |
116 | usIPCSource); | |
117 | usIsolationMask = 1; | |
118 | for (usPCNum = 1; usPCNum <= 16; usPCNum++) { | |
119 | if (usIPCSource & usIsolationMask) { | |
120 | usIPCSource &= ~usIsolationMask; | |
121 | PRINTK_3(TRACE_TP3780I, | |
122 | "tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n", | |
123 | usPCNum, usIPCSource); | |
124 | if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) { | |
125 | pDrvData->IPCs[usPCNum - 1].usIntCount = 1; | |
126 | } | |
127 | PRINTK_2(TRACE_TP3780I, | |
128 | "tp3780i::DspInterrupt usIntCount %x\n", | |
129 | pDrvData->IPCs[usPCNum - 1].usIntCount); | |
26ec99b1 | 130 | if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == true) { |
1da177e4 LT |
131 | PRINTK_2(TRACE_TP3780I, |
132 | "tp3780i::DspInterrupt, waking up usPCNum %x\n", | |
133 | usPCNum - 1); | |
134 | wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue); | |
135 | } else { | |
136 | PRINTK_2(TRACE_TP3780I, | |
137 | "tp3780i::DspInterrupt, no one waiting for IPC %x\n", | |
138 | usPCNum - 1); | |
139 | } | |
140 | } | |
141 | if (usIPCSource == 0) | |
142 | break; | |
143 | /* try next IPC */ | |
144 | usIsolationMask = usIsolationMask << 1; | |
145 | } | |
146 | } else { | |
147 | PRINTK_1(TRACE_TP3780I, | |
148 | "tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n"); | |
149 | } | |
150 | PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n"); | |
151 | return IRQ_HANDLED; | |
152 | } | |
153 | ||
154 | ||
155 | int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData) | |
156 | { | |
157 | int retval = 0; | |
158 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
159 | ||
160 | ||
161 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData); | |
162 | ||
26ec99b1 AB |
163 | pBDData->bDSPEnabled = false; |
164 | pSettings->bInterruptClaimed = false; | |
1da177e4 LT |
165 | |
166 | retval = smapi_init(); | |
167 | if (retval) { | |
168 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n"); | |
169 | } else { | |
170 | if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) { | |
171 | retval = smapi_set_DSP_cfg(); | |
172 | } | |
173 | } | |
174 | ||
175 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval); | |
176 | ||
177 | return retval; | |
178 | } | |
179 | ||
180 | int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData) | |
181 | { | |
182 | int retval = 0; | |
183 | ||
184 | PRINTK_2(TRACE_TP3780I, | |
185 | "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData); | |
186 | ||
187 | return retval; | |
188 | } | |
189 | ||
190 | int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData) | |
191 | { | |
192 | SMAPI_DSP_SETTINGS rSmapiInfo; | |
193 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
194 | ||
195 | PRINTK_2(TRACE_TP3780I, | |
196 | "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData); | |
197 | ||
198 | if (smapi_query_DSP_cfg(&rSmapiInfo)) { | |
199 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n"); | |
200 | return -EIO; | |
201 | } | |
202 | ||
203 | /* Sanity check */ | |
204 | if ( | |
205 | ( rSmapiInfo.usDspIRQ == 0 ) | |
206 | || ( rSmapiInfo.usDspBaseIO == 0 ) | |
207 | || ( rSmapiInfo.usUartIRQ == 0 ) | |
208 | || ( rSmapiInfo.usUartBaseIO == 0 ) | |
209 | ) { | |
210 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n"); | |
211 | return -EIO; | |
212 | } | |
213 | ||
214 | pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent); | |
215 | pSettings->bModemEnabled = rSmapiInfo.bModemEnabled; | |
216 | pSettings->usDspIrq = rSmapiInfo.usDspIRQ; | |
217 | pSettings->usDspDma = rSmapiInfo.usDspDMA; | |
218 | pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO; | |
219 | pSettings->usUartIrq = rSmapiInfo.usUartIRQ; | |
220 | pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO; | |
221 | ||
222 | pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE; | |
223 | pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE; | |
224 | pSettings->uIps = TP_ABILITIES_INTS_PER_SEC; | |
225 | ||
226 | if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) { | |
227 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1; | |
228 | } else { | |
229 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0; | |
230 | } | |
231 | ||
232 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n"); | |
233 | ||
234 | return 0; | |
235 | } | |
236 | ||
237 | ||
238 | int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData) | |
239 | { | |
240 | int retval = 0; | |
241 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
1da177e4 | 242 | struct resource *pres; |
1da177e4 LT |
243 | |
244 | PRINTK_2(TRACE_TP3780I, | |
245 | "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData); | |
246 | ||
1da177e4 LT |
247 | pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i"); |
248 | if ( pres == NULL ) retval = -EIO; | |
c97f97b3 | 249 | |
1da177e4 LT |
250 | if (retval) { |
251 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO); | |
252 | retval = -EIO; | |
253 | } | |
254 | ||
255 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval); | |
256 | ||
257 | return retval; | |
258 | } | |
259 | ||
260 | int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData) | |
261 | { | |
262 | int retval = 0; | |
263 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
264 | ||
265 | PRINTK_2(TRACE_TP3780I, | |
266 | "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData); | |
267 | ||
268 | release_region(pSettings->usDspBaseIO & (~3), 16); | |
269 | ||
270 | if (pSettings->bInterruptClaimed) { | |
271 | free_irq(pSettings->usDspIrq, NULL); | |
26ec99b1 | 272 | pSettings->bInterruptClaimed = false; |
1da177e4 LT |
273 | } |
274 | ||
275 | PRINTK_2(TRACE_TP3780I, | |
276 | "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval); | |
277 | ||
278 | return retval; | |
279 | } | |
280 | ||
281 | ||
282 | ||
283 | int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData) | |
284 | { | |
285 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
26ec99b1 | 286 | bool bDSPPoweredUp = false, bInterruptAllocated = false; |
1da177e4 LT |
287 | |
288 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData); | |
289 | ||
290 | if (pBDData->bDSPEnabled) { | |
291 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n"); | |
292 | goto exit_cleanup; | |
293 | } | |
294 | ||
295 | if (!pSettings->bDSPEnabled) { | |
296 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n"); | |
297 | goto exit_cleanup; | |
298 | } | |
299 | ||
300 | if ( | |
301 | (pSettings->usDspIrq >= s_numIrqs) | |
302 | || (pSettings->usDspDma >= s_numDmas) | |
303 | || (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF) | |
304 | || (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF) | |
305 | ) { | |
306 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq); | |
307 | goto exit_cleanup; | |
308 | } | |
309 | ||
310 | if ( | |
311 | ((pSettings->usDspBaseIO & 0xF00F) != 0) | |
312 | || (pSettings->usDspBaseIO & 0x0FF0) == 0 | |
313 | ) { | |
314 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO); | |
315 | goto exit_cleanup; | |
316 | } | |
317 | ||
318 | if (pSettings->bModemEnabled) { | |
319 | if ( | |
320 | pSettings->usUartIrq >= s_numIrqs | |
321 | || s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF | |
322 | ) { | |
323 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq); | |
324 | goto exit_cleanup; | |
325 | } | |
326 | switch (pSettings->usUartBaseIO) { | |
327 | case 0x03F8: | |
328 | case 0x02F8: | |
329 | case 0x03E8: | |
330 | case 0x02E8: | |
331 | break; | |
332 | ||
333 | default: | |
334 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO); | |
335 | goto exit_cleanup; | |
336 | } | |
337 | } | |
338 | ||
26ec99b1 AB |
339 | pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = true; |
340 | pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = true; | |
1da177e4 LT |
341 | |
342 | if (pBDData->bShareDspIrq) { | |
26ec99b1 | 343 | pSettings->bDspIrqActiveLow = false; |
1da177e4 LT |
344 | } |
345 | if (pBDData->bShareUartIrq) { | |
26ec99b1 | 346 | pSettings->bUartIrqActiveLow = false; |
1da177e4 LT |
347 | } |
348 | ||
349 | pSettings->usNumTransfers = TP_CFG_NumTransfers; | |
350 | pSettings->usReRequest = TP_CFG_RerequestTimer; | |
351 | pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16; | |
352 | pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth; | |
353 | pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY; | |
354 | pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt; | |
355 | pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue; | |
356 | pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout; | |
357 | pSettings->usN_Divisor = TP_CFG_N_Divisor; | |
358 | pSettings->usM_Multiplier = TP_CFG_M_Multiplier; | |
359 | pSettings->bPllBypass = TP_CFG_PllBypass; | |
360 | pSettings->usChipletEnable = TP_CFG_ChipletEnable; | |
361 | ||
0d626239 | 362 | if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) { |
1da177e4 LT |
363 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq); |
364 | goto exit_cleanup; | |
365 | } else { /* no conflict just release */ | |
366 | free_irq(pSettings->usUartIrq, NULL); | |
367 | } | |
368 | ||
0d626239 | 369 | if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) { |
1da177e4 LT |
370 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq); |
371 | goto exit_cleanup; | |
372 | } else { | |
373 | PRINTK_3(TRACE_TP3780I, | |
374 | "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n", | |
375 | pSettings->usDspIrq, pBDData->bShareDspIrq); | |
26ec99b1 AB |
376 | bInterruptAllocated = true; |
377 | pSettings->bInterruptClaimed = true; | |
1da177e4 LT |
378 | } |
379 | ||
26ec99b1 AB |
380 | smapi_set_DSP_power_state(false); |
381 | if (smapi_set_DSP_power_state(true)) { | |
382 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(true) failed\n"); | |
1da177e4 LT |
383 | goto exit_cleanup; |
384 | } else { | |
26ec99b1 | 385 | bDSPPoweredUp = true; |
1da177e4 LT |
386 | } |
387 | ||
388 | if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) { | |
389 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n"); | |
390 | goto exit_cleanup; | |
1da177e4 LT |
391 | } |
392 | ||
393 | EnableSRAM(pBDData); | |
394 | ||
26ec99b1 | 395 | pBDData->bDSPEnabled = true; |
1da177e4 LT |
396 | |
397 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n"); | |
398 | ||
399 | return 0; | |
400 | ||
401 | exit_cleanup: | |
402 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n"); | |
1da177e4 | 403 | if (bDSPPoweredUp) |
26ec99b1 | 404 | smapi_set_DSP_power_state(false); |
1da177e4 LT |
405 | if (bInterruptAllocated) { |
406 | free_irq(pSettings->usDspIrq, NULL); | |
26ec99b1 | 407 | pSettings->bInterruptClaimed = false; |
1da177e4 LT |
408 | } |
409 | return -EIO; | |
410 | } | |
411 | ||
412 | ||
413 | int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData) | |
414 | { | |
415 | int retval = 0; | |
416 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
417 | ||
418 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData); | |
419 | ||
420 | if (pBDData->bDSPEnabled) { | |
421 | dsp3780I_DisableDSP(&pBDData->rDspSettings); | |
422 | if (pSettings->bInterruptClaimed) { | |
423 | free_irq(pSettings->usDspIrq, NULL); | |
26ec99b1 | 424 | pSettings->bInterruptClaimed = false; |
1da177e4 | 425 | } |
26ec99b1 AB |
426 | smapi_set_DSP_power_state(false); |
427 | pBDData->bDSPEnabled = false; | |
1da177e4 LT |
428 | } |
429 | ||
430 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval); | |
431 | ||
432 | return retval; | |
433 | } | |
434 | ||
435 | ||
436 | int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData) | |
437 | { | |
438 | int retval = 0; | |
439 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
440 | ||
441 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n", | |
442 | pBDData); | |
443 | ||
444 | if (dsp3780I_Reset(pSettings) == 0) { | |
445 | EnableSRAM(pBDData); | |
446 | } else { | |
447 | retval = -EIO; | |
448 | } | |
449 | ||
450 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval); | |
451 | ||
452 | return retval; | |
453 | } | |
454 | ||
455 | ||
456 | int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData) | |
457 | { | |
458 | int retval = 0; | |
459 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
460 | ||
461 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData); | |
462 | ||
463 | if (dsp3780I_Run(pSettings) == 0) { | |
464 | // @BUG @TBD EnableSRAM(pBDData); | |
465 | } else { | |
466 | retval = -EIO; | |
467 | } | |
468 | ||
469 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval); | |
470 | ||
471 | return retval; | |
472 | } | |
473 | ||
474 | ||
475 | int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities) | |
476 | { | |
477 | int retval = 0; | |
478 | ||
479 | PRINTK_2(TRACE_TP3780I, | |
480 | "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData); | |
481 | ||
026dadad | 482 | memset(pAbilities, 0, sizeof(*pAbilities)); |
1da177e4 LT |
483 | /* fill out standard constant fields */ |
484 | pAbilities->instr_per_sec = pBDData->rDspSettings.uIps; | |
485 | pAbilities->data_size = pBDData->rDspSettings.uDStoreSize; | |
486 | pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize; | |
487 | pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth; | |
488 | ||
489 | /* fill out dynamically determined fields */ | |
490 | pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK; | |
491 | pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK; | |
492 | pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK; | |
493 | pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK; | |
494 | pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK; | |
495 | pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK; | |
496 | pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK; | |
497 | pAbilities->component_count = 7; | |
498 | ||
499 | /* Fill out Mwave OS and BIOS task names */ | |
500 | ||
501 | memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME, | |
502 | sizeof(TP_ABILITIES_MWAVEOS_NAME)); | |
503 | memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME, | |
504 | sizeof(TP_ABILITIES_BIOSTASK_NAME)); | |
505 | ||
506 | PRINTK_1(TRACE_TP3780I, | |
507 | "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n"); | |
508 | ||
509 | return retval; | |
510 | } | |
511 | ||
512 | int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
513 | void __user *pvBuffer, unsigned int uCount, | |
514 | unsigned long ulDSPAddr) | |
515 | { | |
516 | int retval = 0; | |
517 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
518 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
26ec99b1 | 519 | bool bRC = 0; |
1da177e4 LT |
520 | |
521 | PRINTK_6(TRACE_TP3780I, | |
522 | "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
523 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
524 | ||
525 | if (pBDData->bDSPEnabled) { | |
526 | switch (uOpcode) { | |
527 | case IOCTL_MW_READ_DATA: | |
528 | bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
529 | break; | |
530 | ||
531 | case IOCTL_MW_READCLEAR_DATA: | |
532 | bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
533 | break; | |
534 | ||
535 | case IOCTL_MW_WRITE_DATA: | |
536 | bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
537 | break; | |
538 | } | |
539 | } | |
540 | ||
541 | retval = (bRC) ? -EIO : 0; | |
542 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval); | |
543 | ||
544 | return retval; | |
545 | } | |
546 | ||
547 | ||
548 | int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
549 | void __user *pvBuffer, unsigned int uCount, | |
550 | unsigned long ulDSPAddr) | |
551 | { | |
552 | int retval = 0; | |
553 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
554 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
26ec99b1 | 555 | bool bRC = 0; |
1da177e4 LT |
556 | |
557 | PRINTK_6(TRACE_TP3780I, | |
558 | "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
559 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
560 | ||
561 | if (pBDData->bDSPEnabled) { | |
562 | switch (uOpcode) { | |
563 | case IOCTL_MW_READ_INST: | |
564 | bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
565 | break; | |
566 | ||
567 | case IOCTL_MW_WRITE_INST: | |
568 | bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
569 | break; | |
570 | } | |
571 | } | |
572 | ||
573 | retval = (bRC) ? -EIO : 0; | |
574 | ||
575 | PRINTK_2(TRACE_TP3780I, | |
576 | "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval); | |
577 | ||
578 | return retval; | |
579 | } | |
580 |