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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 | ||
49 | #include <linux/version.h> | |
50 | #include <linux/interrupt.h> | |
51 | #include <linux/kernel.h> | |
52 | #include <linux/ptrace.h> | |
53 | #include <linux/ioport.h> | |
54 | #include <asm/io.h> | |
55 | #include "smapi.h" | |
56 | #include "mwavedd.h" | |
57 | #include "tp3780i.h" | |
58 | #include "3780i.h" | |
59 | #include "mwavepub.h" | |
60 | ||
61 | extern MWAVE_DEVICE_DATA mwave_s_mdd; | |
62 | ||
63 | static unsigned short s_ausThinkpadIrqToField[16] = | |
64 | { 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004, | |
65 | 0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 }; | |
66 | static unsigned short s_ausThinkpadDmaToField[8] = | |
67 | { 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 }; | |
68 | static unsigned short s_numIrqs = 16, s_numDmas = 8; | |
69 | ||
70 | ||
71 | static void EnableSRAM(THINKPAD_BD_DATA * pBDData) | |
72 | { | |
73 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
74 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
75 | DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData; | |
76 | DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable; | |
77 | DSP_GPIO_MODE_15_8 rGpioMode; | |
78 | ||
79 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n"); | |
80 | ||
81 | MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8); | |
82 | rGpioMode.GpioMode10 = 0; | |
83 | WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode)); | |
84 | ||
85 | MKWORD(rGpioDriverEnable) = 0; | |
86 | rGpioDriverEnable.Enable10 = TRUE; | |
87 | rGpioDriverEnable.Mask10 = TRUE; | |
88 | WriteMsaCfg(DSP_GpioDriverEnable_15_8, MKWORD(rGpioDriverEnable)); | |
89 | ||
90 | MKWORD(rGpioOutputData) = 0; | |
91 | rGpioOutputData.Latch10 = 0; | |
92 | rGpioOutputData.Mask10 = TRUE; | |
93 | WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData)); | |
94 | ||
95 | PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n"); | |
96 | } | |
97 | ||
98 | ||
99 | static irqreturn_t UartInterrupt(int irq, void *dev_id, struct pt_regs *regs) | |
100 | { | |
101 | PRINTK_3(TRACE_TP3780I, | |
102 | "tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id); | |
103 | return IRQ_HANDLED; | |
104 | } | |
105 | ||
106 | static irqreturn_t DspInterrupt(int irq, void *dev_id, struct pt_regs *regs) | |
107 | { | |
108 | pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd; | |
109 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings; | |
110 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
111 | unsigned short usIPCSource = 0, usIsolationMask, usPCNum; | |
112 | ||
113 | PRINTK_3(TRACE_TP3780I, | |
114 | "tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id); | |
115 | ||
116 | if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) { | |
117 | PRINTK_2(TRACE_TP3780I, | |
118 | "tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n", | |
119 | usIPCSource); | |
120 | usIsolationMask = 1; | |
121 | for (usPCNum = 1; usPCNum <= 16; usPCNum++) { | |
122 | if (usIPCSource & usIsolationMask) { | |
123 | usIPCSource &= ~usIsolationMask; | |
124 | PRINTK_3(TRACE_TP3780I, | |
125 | "tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n", | |
126 | usPCNum, usIPCSource); | |
127 | if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) { | |
128 | pDrvData->IPCs[usPCNum - 1].usIntCount = 1; | |
129 | } | |
130 | PRINTK_2(TRACE_TP3780I, | |
131 | "tp3780i::DspInterrupt usIntCount %x\n", | |
132 | pDrvData->IPCs[usPCNum - 1].usIntCount); | |
133 | if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == TRUE) { | |
134 | PRINTK_2(TRACE_TP3780I, | |
135 | "tp3780i::DspInterrupt, waking up usPCNum %x\n", | |
136 | usPCNum - 1); | |
137 | wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue); | |
138 | } else { | |
139 | PRINTK_2(TRACE_TP3780I, | |
140 | "tp3780i::DspInterrupt, no one waiting for IPC %x\n", | |
141 | usPCNum - 1); | |
142 | } | |
143 | } | |
144 | if (usIPCSource == 0) | |
145 | break; | |
146 | /* try next IPC */ | |
147 | usIsolationMask = usIsolationMask << 1; | |
148 | } | |
149 | } else { | |
150 | PRINTK_1(TRACE_TP3780I, | |
151 | "tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n"); | |
152 | } | |
153 | PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n"); | |
154 | return IRQ_HANDLED; | |
155 | } | |
156 | ||
157 | ||
158 | int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData) | |
159 | { | |
160 | int retval = 0; | |
161 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
162 | ||
163 | ||
164 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData); | |
165 | ||
166 | pBDData->bDSPEnabled = FALSE; | |
167 | pSettings->bInterruptClaimed = FALSE; | |
168 | ||
169 | retval = smapi_init(); | |
170 | if (retval) { | |
171 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n"); | |
172 | } else { | |
173 | if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) { | |
174 | retval = smapi_set_DSP_cfg(); | |
175 | } | |
176 | } | |
177 | ||
178 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval); | |
179 | ||
180 | return retval; | |
181 | } | |
182 | ||
183 | int tp3780I_Cleanup(THINKPAD_BD_DATA * pBDData) | |
184 | { | |
185 | int retval = 0; | |
186 | ||
187 | PRINTK_2(TRACE_TP3780I, | |
188 | "tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData); | |
189 | ||
190 | return retval; | |
191 | } | |
192 | ||
193 | int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData) | |
194 | { | |
195 | SMAPI_DSP_SETTINGS rSmapiInfo; | |
196 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
197 | ||
198 | PRINTK_2(TRACE_TP3780I, | |
199 | "tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData); | |
200 | ||
201 | if (smapi_query_DSP_cfg(&rSmapiInfo)) { | |
202 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n"); | |
203 | return -EIO; | |
204 | } | |
205 | ||
206 | /* Sanity check */ | |
207 | if ( | |
208 | ( rSmapiInfo.usDspIRQ == 0 ) | |
209 | || ( rSmapiInfo.usDspBaseIO == 0 ) | |
210 | || ( rSmapiInfo.usUartIRQ == 0 ) | |
211 | || ( rSmapiInfo.usUartBaseIO == 0 ) | |
212 | ) { | |
213 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n"); | |
214 | return -EIO; | |
215 | } | |
216 | ||
217 | pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent); | |
218 | pSettings->bModemEnabled = rSmapiInfo.bModemEnabled; | |
219 | pSettings->usDspIrq = rSmapiInfo.usDspIRQ; | |
220 | pSettings->usDspDma = rSmapiInfo.usDspDMA; | |
221 | pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO; | |
222 | pSettings->usUartIrq = rSmapiInfo.usUartIRQ; | |
223 | pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO; | |
224 | ||
225 | pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE; | |
226 | pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE; | |
227 | pSettings->uIps = TP_ABILITIES_INTS_PER_SEC; | |
228 | ||
229 | if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) { | |
230 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1; | |
231 | } else { | |
232 | pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0; | |
233 | } | |
234 | ||
235 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n"); | |
236 | ||
237 | return 0; | |
238 | } | |
239 | ||
240 | ||
241 | int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData) | |
242 | { | |
243 | int retval = 0; | |
244 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
1da177e4 | 245 | struct resource *pres; |
1da177e4 LT |
246 | |
247 | PRINTK_2(TRACE_TP3780I, | |
248 | "tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData); | |
249 | ||
1da177e4 LT |
250 | pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i"); |
251 | if ( pres == NULL ) retval = -EIO; | |
c97f97b3 | 252 | |
1da177e4 LT |
253 | if (retval) { |
254 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO); | |
255 | retval = -EIO; | |
256 | } | |
257 | ||
258 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval); | |
259 | ||
260 | return retval; | |
261 | } | |
262 | ||
263 | int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData) | |
264 | { | |
265 | int retval = 0; | |
266 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
267 | ||
268 | PRINTK_2(TRACE_TP3780I, | |
269 | "tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData); | |
270 | ||
271 | release_region(pSettings->usDspBaseIO & (~3), 16); | |
272 | ||
273 | if (pSettings->bInterruptClaimed) { | |
274 | free_irq(pSettings->usDspIrq, NULL); | |
275 | pSettings->bInterruptClaimed = FALSE; | |
276 | } | |
277 | ||
278 | PRINTK_2(TRACE_TP3780I, | |
279 | "tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval); | |
280 | ||
281 | return retval; | |
282 | } | |
283 | ||
284 | ||
285 | ||
286 | int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData) | |
287 | { | |
288 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
e8e1c729 | 289 | BOOLEAN bDSPPoweredUp = FALSE, bInterruptAllocated = FALSE; |
1da177e4 LT |
290 | |
291 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData); | |
292 | ||
293 | if (pBDData->bDSPEnabled) { | |
294 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n"); | |
295 | goto exit_cleanup; | |
296 | } | |
297 | ||
298 | if (!pSettings->bDSPEnabled) { | |
299 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n"); | |
300 | goto exit_cleanup; | |
301 | } | |
302 | ||
303 | if ( | |
304 | (pSettings->usDspIrq >= s_numIrqs) | |
305 | || (pSettings->usDspDma >= s_numDmas) | |
306 | || (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF) | |
307 | || (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF) | |
308 | ) { | |
309 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq); | |
310 | goto exit_cleanup; | |
311 | } | |
312 | ||
313 | if ( | |
314 | ((pSettings->usDspBaseIO & 0xF00F) != 0) | |
315 | || (pSettings->usDspBaseIO & 0x0FF0) == 0 | |
316 | ) { | |
317 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO); | |
318 | goto exit_cleanup; | |
319 | } | |
320 | ||
321 | if (pSettings->bModemEnabled) { | |
322 | if ( | |
323 | pSettings->usUartIrq >= s_numIrqs | |
324 | || s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF | |
325 | ) { | |
326 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq); | |
327 | goto exit_cleanup; | |
328 | } | |
329 | switch (pSettings->usUartBaseIO) { | |
330 | case 0x03F8: | |
331 | case 0x02F8: | |
332 | case 0x03E8: | |
333 | case 0x02E8: | |
334 | break; | |
335 | ||
336 | default: | |
337 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO); | |
338 | goto exit_cleanup; | |
339 | } | |
340 | } | |
341 | ||
342 | pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = TRUE; | |
343 | pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = TRUE; | |
344 | ||
345 | if (pBDData->bShareDspIrq) { | |
346 | pSettings->bDspIrqActiveLow = FALSE; | |
347 | } | |
348 | if (pBDData->bShareUartIrq) { | |
349 | pSettings->bUartIrqActiveLow = FALSE; | |
350 | } | |
351 | ||
352 | pSettings->usNumTransfers = TP_CFG_NumTransfers; | |
353 | pSettings->usReRequest = TP_CFG_RerequestTimer; | |
354 | pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16; | |
355 | pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth; | |
356 | pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY; | |
357 | pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt; | |
358 | pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue; | |
359 | pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout; | |
360 | pSettings->usN_Divisor = TP_CFG_N_Divisor; | |
361 | pSettings->usM_Multiplier = TP_CFG_M_Multiplier; | |
362 | pSettings->bPllBypass = TP_CFG_PllBypass; | |
363 | pSettings->usChipletEnable = TP_CFG_ChipletEnable; | |
364 | ||
365 | if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) { | |
366 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq); | |
367 | goto exit_cleanup; | |
368 | } else { /* no conflict just release */ | |
369 | free_irq(pSettings->usUartIrq, NULL); | |
370 | } | |
371 | ||
372 | if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) { | |
373 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq); | |
374 | goto exit_cleanup; | |
375 | } else { | |
376 | PRINTK_3(TRACE_TP3780I, | |
377 | "tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n", | |
378 | pSettings->usDspIrq, pBDData->bShareDspIrq); | |
379 | bInterruptAllocated = TRUE; | |
380 | pSettings->bInterruptClaimed = TRUE; | |
381 | } | |
382 | ||
383 | smapi_set_DSP_power_state(FALSE); | |
384 | if (smapi_set_DSP_power_state(TRUE)) { | |
385 | PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(TRUE) failed\n"); | |
386 | goto exit_cleanup; | |
387 | } else { | |
388 | bDSPPoweredUp = TRUE; | |
389 | } | |
390 | ||
391 | if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) { | |
392 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n"); | |
393 | goto exit_cleanup; | |
1da177e4 LT |
394 | } |
395 | ||
396 | EnableSRAM(pBDData); | |
397 | ||
398 | pBDData->bDSPEnabled = TRUE; | |
399 | ||
400 | PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n"); | |
401 | ||
402 | return 0; | |
403 | ||
404 | exit_cleanup: | |
405 | PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n"); | |
1da177e4 LT |
406 | if (bDSPPoweredUp) |
407 | smapi_set_DSP_power_state(FALSE); | |
408 | if (bInterruptAllocated) { | |
409 | free_irq(pSettings->usDspIrq, NULL); | |
410 | pSettings->bInterruptClaimed = FALSE; | |
411 | } | |
412 | return -EIO; | |
413 | } | |
414 | ||
415 | ||
416 | int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData) | |
417 | { | |
418 | int retval = 0; | |
419 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
420 | ||
421 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData); | |
422 | ||
423 | if (pBDData->bDSPEnabled) { | |
424 | dsp3780I_DisableDSP(&pBDData->rDspSettings); | |
425 | if (pSettings->bInterruptClaimed) { | |
426 | free_irq(pSettings->usDspIrq, NULL); | |
427 | pSettings->bInterruptClaimed = FALSE; | |
428 | } | |
429 | smapi_set_DSP_power_state(FALSE); | |
430 | pBDData->bDSPEnabled = FALSE; | |
431 | } | |
432 | ||
433 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval); | |
434 | ||
435 | return retval; | |
436 | } | |
437 | ||
438 | ||
439 | int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData) | |
440 | { | |
441 | int retval = 0; | |
442 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
443 | ||
444 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n", | |
445 | pBDData); | |
446 | ||
447 | if (dsp3780I_Reset(pSettings) == 0) { | |
448 | EnableSRAM(pBDData); | |
449 | } else { | |
450 | retval = -EIO; | |
451 | } | |
452 | ||
453 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval); | |
454 | ||
455 | return retval; | |
456 | } | |
457 | ||
458 | ||
459 | int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData) | |
460 | { | |
461 | int retval = 0; | |
462 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
463 | ||
464 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData); | |
465 | ||
466 | if (dsp3780I_Run(pSettings) == 0) { | |
467 | // @BUG @TBD EnableSRAM(pBDData); | |
468 | } else { | |
469 | retval = -EIO; | |
470 | } | |
471 | ||
472 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval); | |
473 | ||
474 | return retval; | |
475 | } | |
476 | ||
477 | ||
478 | int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities) | |
479 | { | |
480 | int retval = 0; | |
481 | ||
482 | PRINTK_2(TRACE_TP3780I, | |
483 | "tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData); | |
484 | ||
485 | /* fill out standard constant fields */ | |
486 | pAbilities->instr_per_sec = pBDData->rDspSettings.uIps; | |
487 | pAbilities->data_size = pBDData->rDspSettings.uDStoreSize; | |
488 | pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize; | |
489 | pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth; | |
490 | ||
491 | /* fill out dynamically determined fields */ | |
492 | pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK; | |
493 | pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK; | |
494 | pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK; | |
495 | pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK; | |
496 | pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK; | |
497 | pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK; | |
498 | pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK; | |
499 | pAbilities->component_count = 7; | |
500 | ||
501 | /* Fill out Mwave OS and BIOS task names */ | |
502 | ||
503 | memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME, | |
504 | sizeof(TP_ABILITIES_MWAVEOS_NAME)); | |
505 | memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME, | |
506 | sizeof(TP_ABILITIES_BIOSTASK_NAME)); | |
507 | ||
508 | PRINTK_1(TRACE_TP3780I, | |
509 | "tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n"); | |
510 | ||
511 | return retval; | |
512 | } | |
513 | ||
514 | int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
515 | void __user *pvBuffer, unsigned int uCount, | |
516 | unsigned long ulDSPAddr) | |
517 | { | |
518 | int retval = 0; | |
519 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
520 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
521 | BOOLEAN bRC = 0; | |
522 | ||
523 | PRINTK_6(TRACE_TP3780I, | |
524 | "tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
525 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
526 | ||
527 | if (pBDData->bDSPEnabled) { | |
528 | switch (uOpcode) { | |
529 | case IOCTL_MW_READ_DATA: | |
530 | bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
531 | break; | |
532 | ||
533 | case IOCTL_MW_READCLEAR_DATA: | |
534 | bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
535 | break; | |
536 | ||
537 | case IOCTL_MW_WRITE_DATA: | |
538 | bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
539 | break; | |
540 | } | |
541 | } | |
542 | ||
543 | retval = (bRC) ? -EIO : 0; | |
544 | PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval); | |
545 | ||
546 | return retval; | |
547 | } | |
548 | ||
549 | ||
550 | int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, | |
551 | void __user *pvBuffer, unsigned int uCount, | |
552 | unsigned long ulDSPAddr) | |
553 | { | |
554 | int retval = 0; | |
555 | DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; | |
556 | unsigned short usDspBaseIO = pSettings->usDspBaseIO; | |
557 | BOOLEAN bRC = 0; | |
558 | ||
559 | PRINTK_6(TRACE_TP3780I, | |
560 | "tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", | |
561 | pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); | |
562 | ||
563 | if (pBDData->bDSPEnabled) { | |
564 | switch (uOpcode) { | |
565 | case IOCTL_MW_READ_INST: | |
566 | bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
567 | break; | |
568 | ||
569 | case IOCTL_MW_WRITE_INST: | |
570 | bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); | |
571 | break; | |
572 | } | |
573 | } | |
574 | ||
575 | retval = (bRC) ? -EIO : 0; | |
576 | ||
577 | PRINTK_2(TRACE_TP3780I, | |
578 | "tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval); | |
579 | ||
580 | return retval; | |
581 | } | |
582 |