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574 lines
18 KiB
574 lines
18 KiB
/* |
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* |
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* tp3780i.c -- board driver for 3780i on ThinkPads |
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* |
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* |
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* Written By: Mike Sullivan IBM Corporation |
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* |
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* Copyright (C) 1999 IBM Corporation |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* NO WARRANTY |
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* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR |
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* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT |
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* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, |
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is |
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* solely responsible for determining the appropriateness of using and |
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* distributing the Program and assumes all risks associated with its |
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* exercise of rights under this Agreement, including but not limited to |
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* the risks and costs of program errors, damage to or loss of data, |
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* programs or equipment, and unavailability or interruption of operations. |
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* |
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* DISCLAIMER OF LIABILITY |
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* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE |
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* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED |
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* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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* |
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* 10/23/2000 - Alpha Release |
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* First release to the public |
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*/ |
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#include <linux/interrupt.h> |
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#include <linux/kernel.h> |
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#include <linux/ptrace.h> |
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#include <linux/ioport.h> |
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#include <asm/io.h> |
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#include "smapi.h" |
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#include "mwavedd.h" |
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#include "tp3780i.h" |
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#include "3780i.h" |
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#include "mwavepub.h" |
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static unsigned short s_ausThinkpadIrqToField[16] = |
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{ 0xFFFF, 0xFFFF, 0xFFFF, 0x0001, 0x0002, 0x0003, 0xFFFF, 0x0004, |
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0xFFFF, 0xFFFF, 0x0005, 0x0006, 0xFFFF, 0xFFFF, 0xFFFF, 0x0007 }; |
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static unsigned short s_ausThinkpadDmaToField[8] = |
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{ 0x0001, 0x0002, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF, 0x0003, 0x0004 }; |
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static unsigned short s_numIrqs = 16, s_numDmas = 8; |
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static void EnableSRAM(THINKPAD_BD_DATA * pBDData) |
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{ |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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unsigned short usDspBaseIO = pSettings->usDspBaseIO; |
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DSP_GPIO_OUTPUT_DATA_15_8 rGpioOutputData; |
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DSP_GPIO_DRIVER_ENABLE_15_8 rGpioDriverEnable; |
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DSP_GPIO_MODE_15_8 rGpioMode; |
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PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM, entry\n"); |
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MKWORD(rGpioMode) = ReadMsaCfg(DSP_GpioModeControl_15_8); |
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rGpioMode.GpioMode10 = 0; |
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WriteMsaCfg(DSP_GpioModeControl_15_8, MKWORD(rGpioMode)); |
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MKWORD(rGpioDriverEnable) = 0; |
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rGpioDriverEnable.Enable10 = true; |
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rGpioDriverEnable.Mask10 = true; |
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WriteMsaCfg(DSP_GpioDriverEnable_15_8, MKWORD(rGpioDriverEnable)); |
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MKWORD(rGpioOutputData) = 0; |
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rGpioOutputData.Latch10 = 0; |
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rGpioOutputData.Mask10 = true; |
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WriteMsaCfg(DSP_GpioOutputData_15_8, MKWORD(rGpioOutputData)); |
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PRINTK_1(TRACE_TP3780I, "tp3780i::EnableSRAM exit\n"); |
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} |
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static irqreturn_t UartInterrupt(int irq, void *dev_id) |
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{ |
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PRINTK_3(TRACE_TP3780I, |
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"tp3780i::UartInterrupt entry irq %x dev_id %p\n", irq, dev_id); |
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return IRQ_HANDLED; |
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} |
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static irqreturn_t DspInterrupt(int irq, void *dev_id) |
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{ |
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pMWAVE_DEVICE_DATA pDrvData = &mwave_s_mdd; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pDrvData->rBDData.rDspSettings; |
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unsigned short usDspBaseIO = pSettings->usDspBaseIO; |
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unsigned short usIPCSource = 0, usIsolationMask, usPCNum; |
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PRINTK_3(TRACE_TP3780I, |
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"tp3780i::DspInterrupt entry irq %x dev_id %p\n", irq, dev_id); |
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if (dsp3780I_GetIPCSource(usDspBaseIO, &usIPCSource) == 0) { |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::DspInterrupt, return from dsp3780i_GetIPCSource, usIPCSource %x\n", |
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usIPCSource); |
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usIsolationMask = 1; |
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for (usPCNum = 1; usPCNum <= 16; usPCNum++) { |
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if (usIPCSource & usIsolationMask) { |
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usIPCSource &= ~usIsolationMask; |
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PRINTK_3(TRACE_TP3780I, |
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"tp3780i::DspInterrupt usPCNum %x usIPCSource %x\n", |
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usPCNum, usIPCSource); |
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if (pDrvData->IPCs[usPCNum - 1].usIntCount == 0) { |
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pDrvData->IPCs[usPCNum - 1].usIntCount = 1; |
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} |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::DspInterrupt usIntCount %x\n", |
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pDrvData->IPCs[usPCNum - 1].usIntCount); |
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if (pDrvData->IPCs[usPCNum - 1].bIsEnabled == true) { |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::DspInterrupt, waking up usPCNum %x\n", |
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usPCNum - 1); |
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wake_up_interruptible(&pDrvData->IPCs[usPCNum - 1].ipc_wait_queue); |
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} else { |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::DspInterrupt, no one waiting for IPC %x\n", |
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usPCNum - 1); |
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} |
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} |
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if (usIPCSource == 0) |
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break; |
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/* try next IPC */ |
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usIsolationMask = usIsolationMask << 1; |
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} |
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} else { |
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PRINTK_1(TRACE_TP3780I, |
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"tp3780i::DspInterrupt, return false from dsp3780i_GetIPCSource\n"); |
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} |
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PRINTK_1(TRACE_TP3780I, "tp3780i::DspInterrupt exit\n"); |
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return IRQ_HANDLED; |
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} |
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int tp3780I_InitializeBoardData(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData entry pBDData %p\n", pBDData); |
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pBDData->bDSPEnabled = false; |
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pSettings->bInterruptClaimed = false; |
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retval = smapi_init(); |
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if (retval) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_InitializeBoardData: Error: SMAPI is not available on this machine\n"); |
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} else { |
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if (mwave_3780i_irq || mwave_3780i_io || mwave_uart_irq || mwave_uart_io) { |
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retval = smapi_set_DSP_cfg(); |
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} |
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} |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_InitializeBoardData exit retval %x\n", retval); |
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return retval; |
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} |
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void tp3780I_Cleanup(THINKPAD_BD_DATA *pBDData) |
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{ |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::tp3780I_Cleanup entry and exit pBDData %p\n", pBDData); |
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} |
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int tp3780I_CalcResources(THINKPAD_BD_DATA * pBDData) |
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{ |
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SMAPI_DSP_SETTINGS rSmapiInfo; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::tp3780I_CalcResources entry pBDData %p\n", pBDData); |
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if (smapi_query_DSP_cfg(&rSmapiInfo)) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Could not query DSP config. Aborting.\n"); |
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return -EIO; |
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} |
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/* Sanity check */ |
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if ( |
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( rSmapiInfo.usDspIRQ == 0 ) |
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|| ( rSmapiInfo.usDspBaseIO == 0 ) |
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|| ( rSmapiInfo.usUartIRQ == 0 ) |
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|| ( rSmapiInfo.usUartBaseIO == 0 ) |
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) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_CalcResources: Error: Illegal resource setting. Aborting.\n"); |
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return -EIO; |
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} |
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pSettings->bDSPEnabled = (rSmapiInfo.bDSPEnabled && rSmapiInfo.bDSPPresent); |
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pSettings->bModemEnabled = rSmapiInfo.bModemEnabled; |
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pSettings->usDspIrq = rSmapiInfo.usDspIRQ; |
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pSettings->usDspDma = rSmapiInfo.usDspDMA; |
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pSettings->usDspBaseIO = rSmapiInfo.usDspBaseIO; |
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pSettings->usUartIrq = rSmapiInfo.usUartIRQ; |
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pSettings->usUartBaseIO = rSmapiInfo.usUartBaseIO; |
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pSettings->uDStoreSize = TP_ABILITIES_DATA_SIZE; |
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pSettings->uIStoreSize = TP_ABILITIES_INST_SIZE; |
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pSettings->uIps = TP_ABILITIES_INTS_PER_SEC; |
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if (pSettings->bDSPEnabled && pSettings->bModemEnabled && pSettings->usDspIrq == pSettings->usUartIrq) { |
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pBDData->bShareDspIrq = pBDData->bShareUartIrq = 1; |
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} else { |
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pBDData->bShareDspIrq = pBDData->bShareUartIrq = 0; |
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} |
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PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_CalcResources exit\n"); |
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return 0; |
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} |
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int tp3780I_ClaimResources(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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struct resource *pres; |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::tp3780I_ClaimResources entry pBDData %p\n", pBDData); |
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pres = request_region(pSettings->usDspBaseIO, 16, "mwave_3780i"); |
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if ( pres == NULL ) retval = -EIO; |
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if (retval) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_ClaimResources: Error: Could not claim I/O region starting at %x\n", pSettings->usDspBaseIO); |
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retval = -EIO; |
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} |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ClaimResources exit retval %x\n", retval); |
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return retval; |
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} |
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int tp3780I_ReleaseResources(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::tp3780I_ReleaseResources entry pBDData %p\n", pBDData); |
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release_region(pSettings->usDspBaseIO & (~3), 16); |
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if (pSettings->bInterruptClaimed) { |
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free_irq(pSettings->usDspIrq, NULL); |
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pSettings->bInterruptClaimed = false; |
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} |
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PRINTK_2(TRACE_TP3780I, |
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"tp3780i::tp3780I_ReleaseResources exit retval %x\n", retval); |
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return retval; |
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} |
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int tp3780I_EnableDSP(THINKPAD_BD_DATA * pBDData) |
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{ |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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bool bDSPPoweredUp = false, bInterruptAllocated = false; |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP entry pBDData %p\n", pBDData); |
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if (pBDData->bDSPEnabled) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: DSP already enabled!\n"); |
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goto exit_cleanup; |
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} |
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if (!pSettings->bDSPEnabled) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780::tp3780I_EnableDSP: Error: pSettings->bDSPEnabled not set\n"); |
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goto exit_cleanup; |
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} |
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if ( |
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(pSettings->usDspIrq >= s_numIrqs) |
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|| (pSettings->usDspDma >= s_numDmas) |
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|| (s_ausThinkpadIrqToField[pSettings->usDspIrq] == 0xFFFF) |
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|| (s_ausThinkpadDmaToField[pSettings->usDspDma] == 0xFFFF) |
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) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: invalid irq %x\n", pSettings->usDspIrq); |
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goto exit_cleanup; |
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} |
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if ( |
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((pSettings->usDspBaseIO & 0xF00F) != 0) |
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|| (pSettings->usDspBaseIO & 0x0FF0) == 0 |
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) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid DSP base I/O address %x\n", pSettings->usDspBaseIO); |
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goto exit_cleanup; |
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} |
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if (pSettings->bModemEnabled) { |
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if ( |
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pSettings->usUartIrq >= s_numIrqs |
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|| s_ausThinkpadIrqToField[pSettings->usUartIrq] == 0xFFFF |
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) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Invalid UART IRQ %x\n", pSettings->usUartIrq); |
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goto exit_cleanup; |
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} |
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switch (pSettings->usUartBaseIO) { |
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case 0x03F8: |
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case 0x02F8: |
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case 0x03E8: |
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case 0x02E8: |
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break; |
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default: |
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PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Invalid UART base I/O address %x\n", pSettings->usUartBaseIO); |
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goto exit_cleanup; |
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} |
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} |
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pSettings->bDspIrqActiveLow = pSettings->bDspIrqPulse = true; |
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pSettings->bUartIrqActiveLow = pSettings->bUartIrqPulse = true; |
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if (pBDData->bShareDspIrq) { |
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pSettings->bDspIrqActiveLow = false; |
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} |
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if (pBDData->bShareUartIrq) { |
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pSettings->bUartIrqActiveLow = false; |
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} |
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pSettings->usNumTransfers = TP_CFG_NumTransfers; |
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pSettings->usReRequest = TP_CFG_RerequestTimer; |
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pSettings->bEnableMEMCS16 = TP_CFG_MEMCS16; |
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pSettings->usIsaMemCmdWidth = TP_CFG_IsaMemCmdWidth; |
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pSettings->bGateIOCHRDY = TP_CFG_GateIOCHRDY; |
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pSettings->bEnablePwrMgmt = TP_CFG_EnablePwrMgmt; |
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pSettings->usHBusTimerLoadValue = TP_CFG_HBusTimerValue; |
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pSettings->bDisableLBusTimeout = TP_CFG_DisableLBusTimeout; |
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pSettings->usN_Divisor = TP_CFG_N_Divisor; |
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pSettings->usM_Multiplier = TP_CFG_M_Multiplier; |
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pSettings->bPllBypass = TP_CFG_PllBypass; |
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pSettings->usChipletEnable = TP_CFG_ChipletEnable; |
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if (request_irq(pSettings->usUartIrq, &UartInterrupt, 0, "mwave_uart", NULL)) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: Could not get UART IRQ %x\n", pSettings->usUartIrq); |
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goto exit_cleanup; |
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} else { /* no conflict just release */ |
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free_irq(pSettings->usUartIrq, NULL); |
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} |
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if (request_irq(pSettings->usDspIrq, &DspInterrupt, 0, "mwave_3780i", NULL)) { |
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PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: Could not get 3780i IRQ %x\n", pSettings->usDspIrq); |
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goto exit_cleanup; |
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} else { |
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PRINTK_3(TRACE_TP3780I, |
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"tp3780i::tp3780I_EnableDSP, got interrupt %x bShareDspIrq %x\n", |
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pSettings->usDspIrq, pBDData->bShareDspIrq); |
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bInterruptAllocated = true; |
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pSettings->bInterruptClaimed = true; |
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} |
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smapi_set_DSP_power_state(false); |
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if (smapi_set_DSP_power_state(true)) { |
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PRINTK_ERROR(KERN_ERR_MWAVE "tp3780i::tp3780I_EnableDSP: Error: smapi_set_DSP_power_state(true) failed\n"); |
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goto exit_cleanup; |
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} else { |
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bDSPPoweredUp = true; |
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} |
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if (dsp3780I_EnableDSP(pSettings, s_ausThinkpadIrqToField, s_ausThinkpadDmaToField)) { |
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PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Error: dsp7880I_EnableDSP() failed\n"); |
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goto exit_cleanup; |
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} |
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EnableSRAM(pBDData); |
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pBDData->bDSPEnabled = true; |
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PRINTK_1(TRACE_TP3780I, "tp3780i::tp3780I_EnableDSP exit\n"); |
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return 0; |
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exit_cleanup: |
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PRINTK_ERROR("tp3780i::tp3780I_EnableDSP: Cleaning up\n"); |
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if (bDSPPoweredUp) |
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smapi_set_DSP_power_state(false); |
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if (bInterruptAllocated) { |
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free_irq(pSettings->usDspIrq, NULL); |
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pSettings->bInterruptClaimed = false; |
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} |
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return -EIO; |
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} |
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int tp3780I_DisableDSP(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP entry pBDData %p\n", pBDData); |
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if (pBDData->bDSPEnabled) { |
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dsp3780I_DisableDSP(&pBDData->rDspSettings); |
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if (pSettings->bInterruptClaimed) { |
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free_irq(pSettings->usDspIrq, NULL); |
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pSettings->bInterruptClaimed = false; |
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} |
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smapi_set_DSP_power_state(false); |
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pBDData->bDSPEnabled = false; |
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} |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_DisableDSP exit retval %x\n", retval); |
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return retval; |
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} |
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int tp3780I_ResetDSP(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP entry pBDData %p\n", |
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pBDData); |
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if (dsp3780I_Reset(pSettings) == 0) { |
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EnableSRAM(pBDData); |
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} else { |
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retval = -EIO; |
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} |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ResetDSP exit retval %x\n", retval); |
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return retval; |
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} |
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int tp3780I_StartDSP(THINKPAD_BD_DATA * pBDData) |
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{ |
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int retval = 0; |
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DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP entry pBDData %p\n", pBDData); |
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if (dsp3780I_Run(pSettings) == 0) { |
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// @BUG @TBD EnableSRAM(pBDData); |
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} else { |
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retval = -EIO; |
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} |
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PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_StartDSP exit retval %x\n", retval); |
|
|
|
return retval; |
|
} |
|
|
|
|
|
int tp3780I_QueryAbilities(THINKPAD_BD_DATA * pBDData, MW_ABILITIES * pAbilities) |
|
{ |
|
PRINTK_2(TRACE_TP3780I, |
|
"tp3780i::tp3780I_QueryAbilities entry pBDData %p\n", pBDData); |
|
|
|
memset(pAbilities, 0, sizeof(*pAbilities)); |
|
/* fill out standard constant fields */ |
|
pAbilities->instr_per_sec = pBDData->rDspSettings.uIps; |
|
pAbilities->data_size = pBDData->rDspSettings.uDStoreSize; |
|
pAbilities->inst_size = pBDData->rDspSettings.uIStoreSize; |
|
pAbilities->bus_dma_bw = pBDData->rDspSettings.uDmaBandwidth; |
|
|
|
/* fill out dynamically determined fields */ |
|
pAbilities->component_list[0] = 0x00010000 | MW_ADC_MASK; |
|
pAbilities->component_list[1] = 0x00010000 | MW_ACI_MASK; |
|
pAbilities->component_list[2] = 0x00010000 | MW_AIC1_MASK; |
|
pAbilities->component_list[3] = 0x00010000 | MW_AIC2_MASK; |
|
pAbilities->component_list[4] = 0x00010000 | MW_CDDAC_MASK; |
|
pAbilities->component_list[5] = 0x00010000 | MW_MIDI_MASK; |
|
pAbilities->component_list[6] = 0x00010000 | MW_UART_MASK; |
|
pAbilities->component_count = 7; |
|
|
|
/* Fill out Mwave OS and BIOS task names */ |
|
|
|
memcpy(pAbilities->mwave_os_name, TP_ABILITIES_MWAVEOS_NAME, |
|
sizeof(TP_ABILITIES_MWAVEOS_NAME)); |
|
memcpy(pAbilities->bios_task_name, TP_ABILITIES_BIOSTASK_NAME, |
|
sizeof(TP_ABILITIES_BIOSTASK_NAME)); |
|
|
|
PRINTK_1(TRACE_TP3780I, |
|
"tp3780i::tp3780I_QueryAbilities exit retval=SUCCESSFUL\n"); |
|
|
|
return 0; |
|
} |
|
|
|
int tp3780I_ReadWriteDspDStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, |
|
void __user *pvBuffer, unsigned int uCount, |
|
unsigned long ulDSPAddr) |
|
{ |
|
int retval = 0; |
|
DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
|
unsigned short usDspBaseIO = pSettings->usDspBaseIO; |
|
bool bRC = 0; |
|
|
|
PRINTK_6(TRACE_TP3780I, |
|
"tp3780i::tp3780I_ReadWriteDspDStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", |
|
pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); |
|
|
|
if (pBDData->bDSPEnabled) { |
|
switch (uOpcode) { |
|
case IOCTL_MW_READ_DATA: |
|
bRC = dsp3780I_ReadDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); |
|
break; |
|
|
|
case IOCTL_MW_READCLEAR_DATA: |
|
bRC = dsp3780I_ReadAndClearDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); |
|
break; |
|
|
|
case IOCTL_MW_WRITE_DATA: |
|
bRC = dsp3780I_WriteDStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); |
|
break; |
|
} |
|
} |
|
|
|
retval = (bRC) ? -EIO : 0; |
|
PRINTK_2(TRACE_TP3780I, "tp3780i::tp3780I_ReadWriteDspDStore exit retval %x\n", retval); |
|
|
|
return retval; |
|
} |
|
|
|
|
|
int tp3780I_ReadWriteDspIStore(THINKPAD_BD_DATA * pBDData, unsigned int uOpcode, |
|
void __user *pvBuffer, unsigned int uCount, |
|
unsigned long ulDSPAddr) |
|
{ |
|
int retval = 0; |
|
DSP_3780I_CONFIG_SETTINGS *pSettings = &pBDData->rDspSettings; |
|
unsigned short usDspBaseIO = pSettings->usDspBaseIO; |
|
bool bRC = 0; |
|
|
|
PRINTK_6(TRACE_TP3780I, |
|
"tp3780i::tp3780I_ReadWriteDspIStore entry pBDData %p, uOpcode %x, pvBuffer %p, uCount %x, ulDSPAddr %lx\n", |
|
pBDData, uOpcode, pvBuffer, uCount, ulDSPAddr); |
|
|
|
if (pBDData->bDSPEnabled) { |
|
switch (uOpcode) { |
|
case IOCTL_MW_READ_INST: |
|
bRC = dsp3780I_ReadIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); |
|
break; |
|
|
|
case IOCTL_MW_WRITE_INST: |
|
bRC = dsp3780I_WriteIStore(usDspBaseIO, pvBuffer, uCount, ulDSPAddr); |
|
break; |
|
} |
|
} |
|
|
|
retval = (bRC) ? -EIO : 0; |
|
|
|
PRINTK_2(TRACE_TP3780I, |
|
"tp3780i::tp3780I_ReadWriteDspIStore exit retval %x\n", retval); |
|
|
|
return retval; |
|
} |
|
|
|
|