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Diffstat (limited to 'drivers/staging/ath6kl/miscdrv/ar3kconfig.c')
-rw-r--r--drivers/staging/ath6kl/miscdrv/ar3kconfig.c565
1 files changed, 0 insertions, 565 deletions
diff --git a/drivers/staging/ath6kl/miscdrv/ar3kconfig.c b/drivers/staging/ath6kl/miscdrv/ar3kconfig.c
deleted file mode 100644
index e0ea2183019d..000000000000
--- a/drivers/staging/ath6kl/miscdrv/ar3kconfig.c
+++ /dev/null
@@ -1,565 +0,0 @@
-//------------------------------------------------------------------------------
-// Copyright (c) 2009-2010 Atheros Corporation. All rights reserved.
-//
-//
-// Permission to use, copy, modify, and/or distribute this software for any
-// purpose with or without fee is hereby granted, provided that the above
-// copyright notice and this permission notice appear in all copies.
-//
-// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
-// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
-// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-//
-//
-//------------------------------------------------------------------------------
-//==============================================================================
-// AR3K configuration implementation
-//
-// Author(s): ="Atheros"
-//==============================================================================
-
-#include "a_config.h"
-#include "athdefs.h"
-#include "a_osapi.h"
-#define ATH_MODULE_NAME misc
-#include "a_debug.h"
-#include "common_drv.h"
-#ifdef EXPORT_HCI_BRIDGE_INTERFACE
-#include "export_hci_transport.h"
-#else
-#include "hci_transport_api.h"
-#endif
-#include "ar3kconfig.h"
-#include "tlpm.h"
-
-#define BAUD_CHANGE_COMMAND_STATUS_OFFSET 5
-#define HCI_EVENT_RESP_TIMEOUTMS 3000
-#define HCI_CMD_OPCODE_BYTE_LOW_OFFSET 0
-#define HCI_CMD_OPCODE_BYTE_HI_OFFSET 1
-#define HCI_EVENT_OPCODE_BYTE_LOW 3
-#define HCI_EVENT_OPCODE_BYTE_HI 4
-#define HCI_CMD_COMPLETE_EVENT_CODE 0xE
-#define HCI_MAX_EVT_RECV_LENGTH 257
-#define EXIT_MIN_BOOT_COMMAND_STATUS_OFFSET 5
-
-int AthPSInitialize(struct ar3k_config_info *hdev);
-
-static int SendHCICommand(struct ar3k_config_info *pConfig,
- u8 *pBuffer,
- int Length)
-{
- struct htc_packet *pPacket = NULL;
- int status = 0;
-
- do {
-
- pPacket = (struct htc_packet *)A_MALLOC(sizeof(struct htc_packet));
- if (NULL == pPacket) {
- status = A_NO_MEMORY;
- break;
- }
-
- A_MEMZERO(pPacket,sizeof(struct htc_packet));
- SET_HTC_PACKET_INFO_TX(pPacket,
- NULL,
- pBuffer,
- Length,
- HCI_COMMAND_TYPE,
- AR6K_CONTROL_PKT_TAG);
-
- /* issue synchronously */
- status = HCI_TransportSendPkt(pConfig->pHCIDev,pPacket,true);
-
- } while (false);
-
- if (pPacket != NULL) {
- kfree(pPacket);
- }
-
- return status;
-}
-
-static int RecvHCIEvent(struct ar3k_config_info *pConfig,
- u8 *pBuffer,
- int *pLength)
-{
- int status = 0;
- struct htc_packet *pRecvPacket = NULL;
-
- do {
-
- pRecvPacket = (struct htc_packet *)A_MALLOC(sizeof(struct htc_packet));
- if (NULL == pRecvPacket) {
- status = A_NO_MEMORY;
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Failed to alloc HTC struct \n"));
- break;
- }
-
- A_MEMZERO(pRecvPacket,sizeof(struct htc_packet));
-
- SET_HTC_PACKET_INFO_RX_REFILL(pRecvPacket,NULL,pBuffer,*pLength,HCI_EVENT_TYPE);
-
- status = HCI_TransportRecvHCIEventSync(pConfig->pHCIDev,
- pRecvPacket,
- HCI_EVENT_RESP_TIMEOUTMS);
- if (status) {
- break;
- }
-
- *pLength = pRecvPacket->ActualLength;
-
- } while (false);
-
- if (pRecvPacket != NULL) {
- kfree(pRecvPacket);
- }
-
- return status;
-}
-
-int SendHCICommandWaitCommandComplete(struct ar3k_config_info *pConfig,
- u8 *pHCICommand,
- int CmdLength,
- u8 **ppEventBuffer,
- u8 **ppBufferToFree)
-{
- int status = 0;
- u8 *pBuffer = NULL;
- u8 *pTemp;
- int length;
- bool commandComplete = false;
- u8 opCodeBytes[2];
-
- do {
-
- length = max(HCI_MAX_EVT_RECV_LENGTH,CmdLength);
- length += pConfig->pHCIProps->HeadRoom + pConfig->pHCIProps->TailRoom;
- length += pConfig->pHCIProps->IOBlockPad;
-
- pBuffer = (u8 *)A_MALLOC(length);
- if (NULL == pBuffer) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Failed to allocate bt buffer \n"));
- status = A_NO_MEMORY;
- break;
- }
-
- /* get the opcodes to check the command complete event */
- opCodeBytes[0] = pHCICommand[HCI_CMD_OPCODE_BYTE_LOW_OFFSET];
- opCodeBytes[1] = pHCICommand[HCI_CMD_OPCODE_BYTE_HI_OFFSET];
-
- /* copy HCI command */
- memcpy(pBuffer + pConfig->pHCIProps->HeadRoom,pHCICommand,CmdLength);
- /* send command */
- status = SendHCICommand(pConfig,
- pBuffer + pConfig->pHCIProps->HeadRoom,
- CmdLength);
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Failed to send HCI Command (%d) \n", status));
- AR_DEBUG_PRINTBUF(pHCICommand,CmdLength,"HCI Bridge Failed HCI Command");
- break;
- }
-
- /* reuse buffer to capture command complete event */
- A_MEMZERO(pBuffer,length);
- status = RecvHCIEvent(pConfig,pBuffer,&length);
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: HCI event recv failed \n"));
- AR_DEBUG_PRINTBUF(pHCICommand,CmdLength,"HCI Bridge Failed HCI Command");
- break;
- }
-
- pTemp = pBuffer + pConfig->pHCIProps->HeadRoom;
- if (pTemp[0] == HCI_CMD_COMPLETE_EVENT_CODE) {
- if ((pTemp[HCI_EVENT_OPCODE_BYTE_LOW] == opCodeBytes[0]) &&
- (pTemp[HCI_EVENT_OPCODE_BYTE_HI] == opCodeBytes[1])) {
- commandComplete = true;
- }
- }
-
- if (!commandComplete) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Unexpected HCI event : %d \n",pTemp[0]));
- AR_DEBUG_PRINTBUF(pTemp,pTemp[1],"Unexpected HCI event");
- status = A_ECOMM;
- break;
- }
-
- if (ppEventBuffer != NULL) {
- /* caller wants to look at the event */
- *ppEventBuffer = pTemp;
- if (ppBufferToFree == NULL) {
- status = A_EINVAL;
- break;
- }
- /* caller must free the buffer */
- *ppBufferToFree = pBuffer;
- pBuffer = NULL;
- }
-
- } while (false);
-
- if (pBuffer != NULL) {
- kfree(pBuffer);
- }
-
- return status;
-}
-
-static int AR3KConfigureHCIBaud(struct ar3k_config_info *pConfig)
-{
- int status = 0;
- u8 hciBaudChangeCommand[] = {0x0c,0xfc,0x2,0,0};
- u16 baudVal;
- u8 *pEvent = NULL;
- u8 *pBufferToFree = NULL;
-
- do {
-
- if (pConfig->Flags & AR3K_CONFIG_FLAG_SET_AR3K_BAUD) {
- baudVal = (u16)(pConfig->AR3KBaudRate / 100);
- hciBaudChangeCommand[3] = (u8)baudVal;
- hciBaudChangeCommand[4] = (u8)(baudVal >> 8);
-
- status = SendHCICommandWaitCommandComplete(pConfig,
- hciBaudChangeCommand,
- sizeof(hciBaudChangeCommand),
- &pEvent,
- &pBufferToFree);
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Baud rate change failed! \n"));
- break;
- }
-
- if (pEvent[BAUD_CHANGE_COMMAND_STATUS_OFFSET] != 0) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
- ("AR3K Config: Baud change command event status failed: %d \n",
- pEvent[BAUD_CHANGE_COMMAND_STATUS_OFFSET]));
- status = A_ECOMM;
- break;
- }
-
- AR_DEBUG_PRINTF(ATH_DEBUG_ANY,
- ("AR3K Config: Baud Changed to %d \n",pConfig->AR3KBaudRate));
- }
-
- if (pConfig->Flags & AR3K_CONFIG_FLAG_AR3K_BAUD_CHANGE_DELAY) {
- /* some versions of AR3K do not switch baud immediately, up to 300MS */
- A_MDELAY(325);
- }
-
- if (pConfig->Flags & AR3K_CONFIG_FLAG_SET_AR6K_SCALE_STEP) {
- /* Tell target to change UART baud rate for AR6K */
- status = HCI_TransportSetBaudRate(pConfig->pHCIDev, pConfig->AR3KBaudRate);
-
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
- ("AR3K Config: failed to set scale and step values: %d \n", status));
- break;
- }
-
- AR_DEBUG_PRINTF(ATH_DEBUG_ANY,
- ("AR3K Config: Baud changed to %d for AR6K\n", pConfig->AR3KBaudRate));
- }
-
- } while (false);
-
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
-
- return status;
-}
-
-static int AR3KExitMinBoot(struct ar3k_config_info *pConfig)
-{
- int status;
- char exitMinBootCmd[] = {0x25,0xFC,0x0c,0x03,0x00,0x00,0x00,0x00,0x00,0x00,
- 0x00,0x00,0x00,0x00,0x00};
- u8 *pEvent = NULL;
- u8 *pBufferToFree = NULL;
-
- status = SendHCICommandWaitCommandComplete(pConfig,
- exitMinBootCmd,
- sizeof(exitMinBootCmd),
- &pEvent,
- &pBufferToFree);
-
- if (!status) {
- if (pEvent[EXIT_MIN_BOOT_COMMAND_STATUS_OFFSET] != 0) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,
- ("AR3K Config: MinBoot exit command event status failed: %d \n",
- pEvent[EXIT_MIN_BOOT_COMMAND_STATUS_OFFSET]));
- status = A_ECOMM;
- } else {
- AR_DEBUG_PRINTF(ATH_DEBUG_INFO,
- ("AR3K Config: MinBoot Exit Command Complete (Success) \n"));
- A_MDELAY(1);
- }
- } else {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: MinBoot Exit Failed! \n"));
- }
-
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
-
- return status;
-}
-
-static int AR3KConfigureSendHCIReset(struct ar3k_config_info *pConfig)
-{
- int status = 0;
- u8 hciResetCommand[] = {0x03,0x0c,0x0};
- u8 *pEvent = NULL;
- u8 *pBufferToFree = NULL;
-
- status = SendHCICommandWaitCommandComplete( pConfig,
- hciResetCommand,
- sizeof(hciResetCommand),
- &pEvent,
- &pBufferToFree );
-
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: HCI reset failed! \n"));
- }
-
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
-
- return status;
-}
-
-static int AR3KEnableTLPM(struct ar3k_config_info *pConfig)
-{
- int status;
- /* AR3K vendor specific command for Host Wakeup Config */
- char hostWakeupConfig[] = {0x31,0xFC,0x18,
- 0x02,0x00,0x00,0x00,
- 0x01,0x00,0x00,0x00,
- TLPM_DEFAULT_IDLE_TIMEOUT_LSB,TLPM_DEFAULT_IDLE_TIMEOUT_MSB,0x00,0x00, //idle timeout in ms
- 0x00,0x00,0x00,0x00,
- TLPM_DEFAULT_WAKEUP_TIMEOUT_MS,0x00,0x00,0x00, //wakeup timeout in ms
- 0x00,0x00,0x00,0x00};
- /* AR3K vendor specific command for Target Wakeup Config */
- char targetWakeupConfig[] = {0x31,0xFC,0x18,
- 0x04,0x00,0x00,0x00,
- 0x01,0x00,0x00,0x00,
- TLPM_DEFAULT_IDLE_TIMEOUT_LSB,TLPM_DEFAULT_IDLE_TIMEOUT_MSB,0x00,0x00, //idle timeout in ms
- 0x00,0x00,0x00,0x00,
- TLPM_DEFAULT_WAKEUP_TIMEOUT_MS,0x00,0x00,0x00, //wakeup timeout in ms
- 0x00,0x00,0x00,0x00};
- /* AR3K vendor specific command for Host Wakeup Enable */
- char hostWakeupEnable[] = {0x31,0xFC,0x4,
- 0x01,0x00,0x00,0x00};
- /* AR3K vendor specific command for Target Wakeup Enable */
- char targetWakeupEnable[] = {0x31,0xFC,0x4,
- 0x06,0x00,0x00,0x00};
- /* AR3K vendor specific command for Sleep Enable */
- char sleepEnable[] = {0x4,0xFC,0x1,
- 0x1};
- u8 *pEvent = NULL;
- u8 *pBufferToFree = NULL;
-
- if (0 != pConfig->IdleTimeout) {
- u8 idle_lsb = pConfig->IdleTimeout & 0xFF;
- u8 idle_msb = (pConfig->IdleTimeout & 0xFF00) >> 8;
- hostWakeupConfig[11] = targetWakeupConfig[11] = idle_lsb;
- hostWakeupConfig[12] = targetWakeupConfig[12] = idle_msb;
- }
-
- if (0 != pConfig->WakeupTimeout) {
- hostWakeupConfig[19] = targetWakeupConfig[19] = (pConfig->WakeupTimeout & 0xFF);
- }
-
- status = SendHCICommandWaitCommandComplete(pConfig,
- hostWakeupConfig,
- sizeof(hostWakeupConfig),
- &pEvent,
- &pBufferToFree);
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("HostWakeup Config Failed! \n"));
- return status;
- }
-
- pEvent = NULL;
- pBufferToFree = NULL;
- status = SendHCICommandWaitCommandComplete(pConfig,
- targetWakeupConfig,
- sizeof(targetWakeupConfig),
- &pEvent,
- &pBufferToFree);
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Target Wakeup Config Failed! \n"));
- return status;
- }
-
- pEvent = NULL;
- pBufferToFree = NULL;
- status = SendHCICommandWaitCommandComplete(pConfig,
- hostWakeupEnable,
- sizeof(hostWakeupEnable),
- &pEvent,
- &pBufferToFree);
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("HostWakeup Enable Failed! \n"));
- return status;
- }
-
- pEvent = NULL;
- pBufferToFree = NULL;
- status = SendHCICommandWaitCommandComplete(pConfig,
- targetWakeupEnable,
- sizeof(targetWakeupEnable),
- &pEvent,
- &pBufferToFree);
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Target Wakeup Enable Failed! \n"));
- return status;
- }
-
- pEvent = NULL;
- pBufferToFree = NULL;
- status = SendHCICommandWaitCommandComplete(pConfig,
- sleepEnable,
- sizeof(sleepEnable),
- &pEvent,
- &pBufferToFree);
- if (pBufferToFree != NULL) {
- kfree(pBufferToFree);
- }
- if (status) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Sleep Enable Failed! \n"));
- }
-
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("AR3K Config: Enable TLPM Completed (status = %d) \n",status));
-
- return status;
-}
-
-int AR3KConfigure(struct ar3k_config_info *pConfig)
-{
- int status = 0;
-
- AR_DEBUG_PRINTF(ATH_DEBUG_INFO,("AR3K Config: Configuring AR3K ...\n"));
-
- do {
-
- if ((pConfig->pHCIDev == NULL) || (pConfig->pHCIProps == NULL) || (pConfig->pHIFDevice == NULL)) {
- status = A_EINVAL;
- break;
- }
-
- /* disable asynchronous recv while we issue commands and receive events synchronously */
- status = HCI_TransportEnableDisableAsyncRecv(pConfig->pHCIDev,false);
- if (status) {
- break;
- }
-
- if (pConfig->Flags & AR3K_CONFIG_FLAG_FORCE_MINBOOT_EXIT) {
- status = AR3KExitMinBoot(pConfig);
- if (status) {
- break;
- }
- }
-
-
- /* Load patching and PST file if available*/
- if (0 != AthPSInitialize(pConfig)) {
- AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("Patch Download Failed!\n"));
- }
-
- /* Send HCI reset to make PS tags take effect*/
- AR3KConfigureSendHCIReset(pConfig);
-
- if (pConfig->Flags &
- (AR3K_CONFIG_FLAG_SET_AR3K_BAUD | AR3K_CONFIG_FLAG_SET_AR6K_SCALE_STEP)) {
- status = AR3KConfigureHCIBaud(pConfig);
- if (status) {
- break;
- }
- }
-
-
-
- if (pConfig->PwrMgmtEnabled) {
- /* the delay is required after the previous HCI reset before further
- * HCI commands can be issued
- */
- A_MDELAY(200);
- AR3KEnableTLPM(pConfig);
- }
-
- /* re-enable asynchronous recv */
- status = HCI_TransportEnableDisableAsyncRecv(pConfig->pHCIDev,true);
- if (status) {
- break;
- }
-
-
- } while (false);
-
-
- AR_DEBUG_PRINTF(ATH_DEBUG_INFO,("AR3K Config: Configuration Complete (status = %d) \n",status));
-
- return status;
-}
-
-int AR3KConfigureExit(void *config)
-{
- int status = 0;
- struct ar3k_config_info *pConfig = (struct ar3k_config_info *)config;
-
- AR_DEBUG_PRINTF(ATH_DEBUG_INFO,("AR3K Config: Cleaning up AR3K ...\n"));
-
- do {
-
- if ((pConfig->pHCIDev == NULL) || (pConfig->pHCIProps == NULL) || (pConfig->pHIFDevice == NULL)) {
- status = A_EINVAL;
- break;
- }
-
- /* disable asynchronous recv while we issue commands and receive events synchronously */
- status = HCI_TransportEnableDisableAsyncRecv(pConfig->pHCIDev,false);
- if (status) {
- break;
- }
-
- if (pConfig->Flags &
- (AR3K_CONFIG_FLAG_SET_AR3K_BAUD | AR3K_CONFIG_FLAG_SET_AR6K_SCALE_STEP)) {
- status = AR3KConfigureHCIBaud(pConfig);
- if (status) {
- break;
- }
- }
-
- /* re-enable asynchronous recv */
- status = HCI_TransportEnableDisableAsyncRecv(pConfig->pHCIDev,true);
- if (status) {
- break;
- }
-
-
- } while (false);
-
-
- AR_DEBUG_PRINTF(ATH_DEBUG_INFO,("AR3K Config: Cleanup Complete (status = %d) \n",status));
-
- return status;
-}
-
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.