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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 | ||
60 | extern MWAVE_DEVICE_DATA mwave_s_mdd; | |
61 | ||
62 | static unsigned short s_ausThinkpadIrqToField[16] = | |
63 | { 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004, | |
64 | 0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 }; | |
65 | static unsigned short s_ausThinkpadDmaToField[8] = | |
66 | { 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 }; | |
67 | static unsigned short s_numIrqs = 16, s_numDmas = 8; | |
68 | ||
69 | ||
70 | static void EnableSRAM(THINKPAD_BD_DATA * pBDData) | |
71 | { | |
72 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
73 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
74 | DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData; | |
75 | DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable; | |
76 | DSP_GPIO_MODE_15_8 rGpioMode; | |
77 | ||
78 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n"); | |
79 | ||
80 | MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8); | |
81 | rGpioMode.GpioMode10 = 0; | |
82 | WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode)); | |
83 | ||
84 | MKWORD(rGpioDriverEnable) = 0; | |
85 | rGpioDriverEnable.Enable10 = TRUE; | |
86 | rGpioDriverEnable.Mask10 = TRUE; | |
87 | WriteMsaCfg(DSP_GpioDriverEnable_15_8, MKWORD(rGpioDriverEnable)); | |
88 | ||
89 | MKWORD(rGpioOutputData) = 0; | |
90 | rGpioOutputData.Latch10 = 0; | |
91 | rGpioOutputData.Mask10 = TRUE; | |
92 | WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData)); | |
93 | ||
94 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n"); | |
95 | } | |
96 | ||
97 | ||
7d12e780 | 98 | static irqreturn_t UartInterrupt(int irq, void *dev_id) |
1da177e4 LT |
99 | { |
100 | PRINTK_3(TRACE_TP3780I, | |
101 | "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id); | |
102 | return IRQ_HANDLED; | |
103 | } | |
104 | ||
7d12e780 | 105 | static irqreturn_t DspInterrupt(int irq, void *dev_id) |
1da177e4 LT |
106 | { |
107 | pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd; | |
108 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings; | |
109 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
110 | unsigned short usIPCSource = 0, usIsolationMask, usPCNum; | |
111 | ||
112 | PRINTK_3(TRACE_TP3780I, | |
113 | "tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id); | |
114 | ||
115 | if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) { | |
116 | PRINTK_2(TRACE_TP3780I, | |
117 | "tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n", | |
118 | usIPCSource); | |
119 | usIsolationMask = 1; | |
120 | for (usPCNum = 1; usPCNum <= 16; usPCNum++) { | |
121 | if (usIPCSource & usIsolationMask) { | |
122 | usIPCSource &= ~usIsolationMask; | |
123 | PRINTK_3(TRACE_TP3780I, | |
124 | "tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n", | |
125 | usPCNum, usIPCSource); | |
126 | if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) { | |
127 | pDrvData->IPCs[usPCNum - 1].usIntCount = 1; | |
128 | } | |
129 | PRINTK_2(TRACE_TP3780I, | |
130 | "tp3780i::DspInterrupt usIntCount %x\n", | |
131 | pDrvData->IPCs[usPCNum - 1].usIntCount); | |
132 | if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == TRUE) { | |
133 | PRINTK_2(TRACE_TP3780I, | |
134 | "tp3780i::DspInterrupt, waking up usPCNum %x\n", | |
135 | usPCNum - 1); | |
136 | wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue); | |
137 | } else { | |
138 | PRINTK_2(TRACE_TP3780I, | |
139 | "tp3780i::DspInterrupt, no one waiting for IPC %x\n", | |
140 | usPCNum - 1); | |
141 | } | |
142 | } | |
143 | if (usIPCSource == 0) | |
144 | break; | |
145 | /* try next IPC */ | |
146 | usIsolationMask = usIsolationMask << 1; | |
147 | } | |
148 | } else { | |
149 | PRINTK_1(TRACE_TP3780I, | |
150 | "tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n"); | |
151 | } | |
152 | PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n"); | |
153 | return IRQ_HANDLED; | |
154 | } | |
155 | ||
156 | ||
157 | int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData) | |
158 | { | |
159 | int retval = 0; | |
160 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
161 | ||
162 | ||
163 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData); | |
164 | ||
165 | pBDData->bDSPEnabled = FALSE; | |
166 | pSettings->bInterruptClaimed = FALSE; | |
167 | ||
168 | retval = smapi_init(); | |
169 | if (retval) { | |
170 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n"); | |
171 | } else { | |
172 | if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) { | |
173 | retval = smapi_set_DSP_cfg(); | |
174 | } | |
175 | } | |
176 | ||
177 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval); | |
178 | ||
179 | return retval; | |
180 | } | |
181 | ||
182 | int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData) | |
183 | { | |
184 | int retval = 0; | |
185 | ||
186 | PRINTK_2(TRACE_TP3780I, | |
187 | "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData); | |
188 | ||
189 | return retval; | |
190 | } | |
191 | ||
192 | int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData) | |
193 | { | |
194 | SMAPI_DSP_SETTINGS rSmapiInfo; | |
195 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
196 | ||
197 | PRINTK_2(TRACE_TP3780I, | |
198 | "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData); | |
199 | ||
200 | if (smapi_query_DSP_cfg(&rSmapiInfo)) { | |
201 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n"); | |
202 | return -EIO; | |
203 | } | |
204 | ||
205 | /* Sanity check */ | |
206 | if ( | |
207 | ( rSmapiInfo.usDspIRQ == 0 ) | |
208 | || ( rSmapiInfo.usDspBaseIO == 0 ) | |
209 | || ( rSmapiInfo.usUartIRQ == 0 ) | |
210 | || ( rSmapiInfo.usUartBaseIO == 0 ) | |
211 | ) { | |
212 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n"); | |
213 | return -EIO; | |
214 | } | |
215 | ||
216 | pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent); | |
217 | pSettings->bModemEnabled = rSmapiInfo.bModemEnabled; | |
218 | pSettings->usDspIrq = rSmapiInfo.usDspIRQ; | |
219 | pSettings->usDspDma = rSmapiInfo.usDspDMA; | |
220 | pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO; | |
221 | pSettings->usUartIrq = rSmapiInfo.usUartIRQ; | |
222 | pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO; | |
223 | ||
224 | pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE; | |
225 | pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE; | |
226 | pSettings->uIps = TP_ABILITIES_INTS_PER_SEC; | |
227 | ||
228 | if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) { | |
229 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1; | |
230 | } else { | |
231 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0; | |
232 | } | |
233 | ||
234 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n"); | |
235 | ||
236 | return 0; | |
237 | } | |
238 | ||
239 | ||
240 | int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData) | |
241 | { | |
242 | int retval = 0; | |
243 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
1da177e4 | 244 | struct resource *pres; |
1da177e4 LT |
245 | |
246 | PRINTK_2(TRACE_TP3780I, | |
247 | "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData); | |
248 | ||
1da177e4 LT |
249 | pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i"); |
250 | if ( pres == NULL ) retval = -EIO; | |
c97f97b3 | 251 | |
1da177e4 LT |
252 | if (retval) { |
253 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO); | |
254 | retval = -EIO; | |
255 | } | |
256 | ||
257 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval); | |
258 | ||
259 | return retval; | |
260 | } | |
261 | ||
262 | int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData) | |
263 | { | |
264 | int retval = 0; | |
265 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
266 | ||
267 | PRINTK_2(TRACE_TP3780I, | |
268 | "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData); | |
269 | ||
270 | release_region(pSettings->usDspBaseIO & (~3), 16); | |
271 | ||
272 | if (pSettings->bInterruptClaimed) { | |
273 | free_irq(pSettings->usDspIrq, NULL); | |
274 | pSettings->bInterruptClaimed = FALSE; | |
275 | } | |
276 | ||
277 | PRINTK_2(TRACE_TP3780I, | |
278 | "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval); | |
279 | ||
280 | return retval; | |
281 | } | |
282 | ||
283 | ||
284 | ||
285 | int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData) | |
286 | { | |
287 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
e8e1c729 | 288 | BOOLEAN bDSPPoweredUp = FALSE, bInterruptAllocated = FALSE; |
1da177e4 LT |
289 | |
290 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData); | |
291 | ||
292 | if (pBDData->bDSPEnabled) { | |
293 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n"); | |
294 | goto exit_cleanup; | |
295 | } | |
296 | ||
297 | if (!pSettings->bDSPEnabled) { | |
298 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n"); | |
299 | goto exit_cleanup; | |
300 | } | |
301 | ||
302 | if ( | |
303 | (pSettings->usDspIrq >= s_numIrqs) | |
304 | || (pSettings->usDspDma >= s_numDmas) | |
305 | || (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF) | |
306 | || (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF) | |
307 | ) { | |
308 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq); | |
309 | goto exit_cleanup; | |
310 | } | |
311 | ||
312 | if ( | |
313 | ((pSettings->usDspBaseIO & 0xF00F) != 0) | |
314 | || (pSettings->usDspBaseIO & 0x0FF0) == 0 | |
315 | ) { | |
316 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO); | |
317 | goto exit_cleanup; | |
318 | } | |
319 | ||
320 | if (pSettings->bModemEnabled) { | |
321 | if ( | |
322 | pSettings->usUartIrq >= s_numIrqs | |
323 | || s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF | |
324 | ) { | |
325 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq); | |
326 | goto exit_cleanup; | |
327 | } | |
328 | switch (pSettings->usUartBaseIO) { | |
329 | case 0x03F8: | |
330 | case 0x02F8: | |
331 | case 0x03E8: | |
332 | case 0x02E8: | |
333 | break; | |
334 | ||
335 | default: | |
336 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO); | |
337 | goto exit_cleanup; | |
338 | } | |
339 | } | |
340 | ||
341 | pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = TRUE; | |
342 | pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = TRUE; | |
343 | ||
344 | if (pBDData->bShareDspIrq) { | |
345 | pSettings->bDspIrqActiveLow = FALSE; | |
346 | } | |
347 | if (pBDData->bShareUartIrq) { | |
348 | pSettings->bUartIrqActiveLow = FALSE; | |
349 | } | |
350 | ||
351 | pSettings->usNumTransfers = TP_CFG_NumTransfers; | |
352 | pSettings->usReRequest = TP_CFG_RerequestTimer; | |
353 | pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16; | |
354 | pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth; | |
355 | pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY; | |
356 | pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt; | |
357 | pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue; | |
358 | pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout; | |
359 | pSettings->usN_Divisor = TP_CFG_N_Divisor; | |
360 | pSettings->usM_Multiplier = TP_CFG_M_Multiplier; | |
361 | pSettings->bPllBypass = TP_CFG_PllBypass; | |
362 | pSettings->usChipletEnable = TP_CFG_ChipletEnable; | |
363 | ||
364 | if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) { | |
365 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq); | |
366 | goto exit_cleanup; | |
367 | } else { /* no conflict just release */ | |
368 | free_irq(pSettings->usUartIrq, NULL); | |
369 | } | |
370 | ||
371 | if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) { | |
372 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq); | |
373 | goto exit_cleanup; | |
374 | } else { | |
375 | PRINTK_3(TRACE_TP3780I, | |
376 | "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n", | |
377 | pSettings->usDspIrq, pBDData->bShareDspIrq); | |
378 | bInterruptAllocated = TRUE; | |
379 | pSettings->bInterruptClaimed = TRUE; | |
380 | } | |
381 | ||
382 | smapi_set_DSP_power_state(FALSE); | |
383 | if (smapi_set_DSP_power_state(TRUE)) { | |
384 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(TRUE) failed\n"); | |
385 | goto exit_cleanup; | |
386 | } else { | |
387 | bDSPPoweredUp = TRUE; | |
388 | } | |
389 | ||
390 | if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) { | |
391 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n"); | |
392 | goto exit_cleanup; | |
1da177e4 LT |
393 | } |
394 | ||
395 | EnableSRAM(pBDData); | |
396 | ||
397 | pBDData->bDSPEnabled = TRUE; | |
398 | ||
399 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n"); | |
400 | ||
401 | return 0; | |
402 | ||
403 | exit_cleanup: | |
404 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n"); | |
1da177e4 LT |
405 | if (bDSPPoweredUp) |
406 | smapi_set_DSP_power_state(FALSE); | |
407 | if (bInterruptAllocated) { | |
408 | free_irq(pSettings->usDspIrq, NULL); | |
409 | pSettings->bInterruptClaimed = FALSE; | |
410 | } | |
411 | return -EIO; | |
412 | } | |
413 | ||
414 | ||
415 | int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData) | |
416 | { | |
417 | int retval = 0; | |
418 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
419 | ||
420 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData); | |
421 | ||
422 | if (pBDData->bDSPEnabled) { | |
423 | dsp3780I_DisableDSP(&pBDData->rDspSettings); | |
424 | if (pSettings->bInterruptClaimed) { | |
425 | free_irq(pSettings->usDspIrq, NULL); | |
426 | pSettings->bInterruptClaimed = FALSE; | |
427 | } | |
428 | smapi_set_DSP_power_state(FALSE); | |
429 | pBDData->bDSPEnabled = FALSE; | |
430 | } | |
431 | ||
432 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval); | |
433 | ||
434 | return retval; | |
435 | } | |
436 | ||
437 | ||
438 | int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData) | |
439 | { | |
440 | int retval = 0; | |
441 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
442 | ||
443 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n", | |
444 | pBDData); | |
445 | ||
446 | if (dsp3780I_Reset(pSettings) == 0) { | |
447 | EnableSRAM(pBDData); | |
448 | } else { | |
449 | retval = -EIO; | |
450 | } | |
451 | ||
452 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval); | |
453 | ||
454 | return retval; | |
455 | } | |
456 | ||
457 | ||
458 | int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData) | |
459 | { | |
460 | int retval = 0; | |
461 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
462 | ||
463 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData); | |
464 | ||
465 | if (dsp3780I_Run(pSettings) == 0) { | |
466 | // @BUG @TBD EnableSRAM(pBDData); | |
467 | } else { | |
468 | retval = -EIO; | |
469 | } | |
470 | ||
471 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval); | |
472 | ||
473 | return retval; | |
474 | } | |
475 | ||
476 | ||
477 | int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities) | |
478 | { | |
479 | int retval = 0; | |
480 | ||
481 | PRINTK_2(TRACE_TP3780I, | |
482 | "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData); | |
483 | ||
484 | /* fill out standard constant fields */ | |
485 | pAbilities->instr_per_sec = pBDData->rDspSettings.uIps; | |
486 | pAbilities->data_size = pBDData->rDspSettings.uDStoreSize; | |
487 | pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize; | |
488 | pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth; | |
489 | ||
490 | /* fill out dynamically determined fields */ | |
491 | pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK; | |
492 | pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK; | |
493 | pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK; | |
494 | pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK; | |
495 | pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK; | |
496 | pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK; | |
497 | pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK; | |
498 | pAbilities->component_count = 7; | |
499 | ||
500 | /* Fill out Mwave OS and BIOS task names */ | |
501 | ||
502 | memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME, | |
503 | sizeof(TP_ABILITIES_MWAVEOS_NAME)); | |
504 | memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME, | |
505 | sizeof(TP_ABILITIES_BIOSTASK_NAME)); | |
506 | ||
507 | PRINTK_1(TRACE_TP3780I, | |
508 | "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n"); | |
509 | ||
510 | return retval; | |
511 | } | |
512 | ||
513 | int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
514 | void __user *pvBuffer, unsigned int uCount, | |
515 | unsigned long ulDSPAddr) | |
516 | { | |
517 | int retval = 0; | |
518 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
519 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
520 | BOOLEAN bRC = 0; | |
521 | ||
522 | PRINTK_6(TRACE_TP3780I, | |
523 | "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
524 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
525 | ||
526 | if (pBDData->bDSPEnabled) { | |
527 | switch (uOpcode) { | |
528 | case IOCTL_MW_READ_DATA: | |
529 | bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
530 | break; | |
531 | ||
532 | case IOCTL_MW_READCLEAR_DATA: | |
533 | bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
534 | break; | |
535 | ||
536 | case IOCTL_MW_WRITE_DATA: | |
537 | bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
538 | break; | |
539 | } | |
540 | } | |
541 | ||
542 | retval = (bRC) ? -EIO : 0; | |
543 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval); | |
544 | ||
545 | return retval; | |
546 | } | |
547 | ||
548 | ||
549 | int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
550 | void __user *pvBuffer, unsigned int uCount, | |
551 | unsigned long ulDSPAddr) | |
552 | { | |
553 | int retval = 0; | |
554 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
555 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
556 | BOOLEAN bRC = 0; | |
557 | ||
558 | PRINTK_6(TRACE_TP3780I, | |
559 | "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
560 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
561 | ||
562 | if (pBDData->bDSPEnabled) { | |
563 | switch (uOpcode) { | |
564 | case IOCTL_MW_READ_INST: | |
565 | bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
566 | break; | |
567 | ||
568 | case IOCTL_MW_WRITE_INST: | |
569 | bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
570 | break; | |
571 | } | |
572 | } | |
573 | ||
574 | retval = (bRC) ? -EIO : 0; | |
575 | ||
576 | PRINTK_2(TRACE_TP3780I, | |
577 | "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval); | |
578 | ||
579 | return retval; | |
580 | } | |
581 |