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path: root/drivers/staging/bcm/InterfaceIdleMode.c
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-rw-r--r--drivers/staging/bcm/InterfaceIdleMode.c274
1 files changed, 0 insertions, 274 deletions
diff --git a/drivers/staging/bcm/InterfaceIdleMode.c b/drivers/staging/bcm/InterfaceIdleMode.c
deleted file mode 100644
index 612c89fba341..000000000000
--- a/drivers/staging/bcm/InterfaceIdleMode.c
+++ /dev/null
@@ -1,274 +0,0 @@
-#include "headers.h"
-
-/*
-Function: InterfaceIdleModeWakeup
-
-Description: This is the hardware specific Function for
- waking up HW device from Idle mode.
- A software abort pattern is written to the
- device to wake it and necessary power state
- transitions from host are performed here.
-
-Input parameters: IN struct bcm_mini_adapter *Adapter
- - Miniport Adapter Context
-
-Return: BCM_STATUS_SUCCESS - If Wakeup of the HW Interface
- was successful.
- Other - If an error occurred.
-*/
-
-/*
-Function: InterfaceIdleModeRespond
-
-Description: This is the hardware specific Function for
- responding to Idle mode request from target.
- Necessary power state transitions from host for
- idle mode or other device specific initializations
- are performed here.
-
-Input parameters: IN struct bcm_mini_adapter * Adapter
- - Miniport Adapter Context
-
-Return: BCM_STATUS_SUCCESS - If Idle mode response related
- HW configuration was successful.
- Other - If an error occurred.
-*/
-
-/*
-"dmem bfc02f00 100" tells how many time device went in Idle mode.
-this value will be at address bfc02fa4.just before value d0ea1dle.
-
-Set time value by writing at bfc02f98 7d0
-
-checking the Ack timer expire on kannon by running command
-d qcslog .. if it shows e means host has not send response
-to f/w with in 200 ms. Response should be
-send to f/w with in 200 ms after the Idle/Shutdown req issued
-
-*/
-
-
-int InterfaceIdleModeRespond(struct bcm_mini_adapter *Adapter,
- unsigned int *puiBuffer)
-{
- int status = STATUS_SUCCESS;
- unsigned int uiRegRead = 0;
- int bytes;
-
- if (ntohl(*puiBuffer) == GO_TO_IDLE_MODE_PAYLOAD) {
- if (ntohl(*(puiBuffer+1)) == 0) {
-
- status = wrmalt(Adapter, SW_ABORT_IDLEMODE_LOC,
- &uiRegRead, sizeof(uiRegRead));
- if (status)
- return status;
-
- if (Adapter->ulPowerSaveMode ==
- DEVICE_POWERSAVE_MODE_AS_MANUAL_CLOCK_GATING) {
- uiRegRead = 0x00000000;
- status = wrmalt(Adapter,
- DEBUG_INTERRUPT_GENERATOR_REGISTOR,
- &uiRegRead, sizeof(uiRegRead));
- if (status)
- return status;
- }
- /* Below Register should not br read in case of
- * Manual and Protocol Idle mode */
- else if (Adapter->ulPowerSaveMode !=
- DEVICE_POWERSAVE_MODE_AS_PROTOCOL_IDLE_MODE) {
- /* clear on read Register */
- bytes = rdmalt(Adapter, DEVICE_INT_OUT_EP_REG0,
- &uiRegRead, sizeof(uiRegRead));
- if (bytes < 0) {
- status = bytes;
- return status;
- }
- /* clear on read Register */
- bytes = rdmalt(Adapter, DEVICE_INT_OUT_EP_REG1,
- &uiRegRead, sizeof(uiRegRead));
- if (bytes < 0) {
- status = bytes;
- return status;
- }
- }
-
- /* Set Idle Mode Flag to False and
- * Clear IdleMode reg. */
- Adapter->IdleMode = false;
- Adapter->bTriedToWakeUpFromlowPowerMode = false;
-
- wake_up(&Adapter->lowpower_mode_wait_queue);
-
- } else {
- if (TRUE == Adapter->IdleMode)
- return status;
-
- uiRegRead = 0;
-
- if (Adapter->chip_id == BCS220_2 ||
- Adapter->chip_id == BCS220_2BC ||
- Adapter->chip_id == BCS250_BC ||
- Adapter->chip_id == BCS220_3) {
-
- bytes = rdmalt(Adapter, HPM_CONFIG_MSW,
- &uiRegRead, sizeof(uiRegRead));
- if (bytes < 0) {
- status = bytes;
- return status;
- }
-
-
- uiRegRead |= (1<<17);
-
- status = wrmalt(Adapter, HPM_CONFIG_MSW,
- &uiRegRead, sizeof(uiRegRead));
- if (status)
- return status;
- }
- SendIdleModeResponse(Adapter);
- }
- } else if (ntohl(*puiBuffer) == IDLE_MODE_SF_UPDATE_MSG) {
- OverrideServiceFlowParams(Adapter, puiBuffer);
- }
- return status;
-}
-
-static int InterfaceAbortIdlemode(struct bcm_mini_adapter *Adapter,
- unsigned int Pattern)
-{
- int status = STATUS_SUCCESS;
- unsigned int value;
- unsigned int chip_id;
- unsigned long timeout = 0, itr = 0;
-
- int lenwritten = 0;
- unsigned char aucAbortPattern[8] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF};
- struct bcm_interface_adapter *psInterfaceAdapter =
- Adapter->pvInterfaceAdapter;
-
- /* Abort Bus suspend if its already suspended */
- if ((TRUE == psInterfaceAdapter->bSuspended) &&
- (TRUE == Adapter->bDoSuspend))
- status = usb_autopm_get_interface(
- psInterfaceAdapter->interface);
-
- if ((Adapter->ulPowerSaveMode ==
- DEVICE_POWERSAVE_MODE_AS_MANUAL_CLOCK_GATING) ||
- (Adapter->ulPowerSaveMode ==
- DEVICE_POWERSAVE_MODE_AS_PROTOCOL_IDLE_MODE)) {
- /* write the SW abort pattern. */
- status = wrmalt(Adapter, SW_ABORT_IDLEMODE_LOC,
- &Pattern, sizeof(Pattern));
- if (status)
- return status;
- }
-
- if (Adapter->ulPowerSaveMode ==
- DEVICE_POWERSAVE_MODE_AS_MANUAL_CLOCK_GATING) {
- value = 0x80000000;
- status = wrmalt(Adapter,
- DEBUG_INTERRUPT_GENERATOR_REGISTOR,
- &value, sizeof(value));
- if (status)
- return status;
- } else if (Adapter->ulPowerSaveMode !=
- DEVICE_POWERSAVE_MODE_AS_PROTOCOL_IDLE_MODE) {
- /*
- * Get a Interrupt Out URB and send 8 Bytes Down
- * To be Done in Thread Context.
- * Not using Asynchronous Mechanism.
- */
- status = usb_interrupt_msg(psInterfaceAdapter->udev,
- usb_sndintpipe(psInterfaceAdapter->udev,
- psInterfaceAdapter->sIntrOut.int_out_endpointAddr),
- aucAbortPattern,
- 8,
- &lenwritten,
- 5000);
- if (status)
- return status;
-
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS,
- IDLE_MODE, DBG_LVL_ALL,
- "NOB Sent down :%d", lenwritten);
-
- /* mdelay(25); */
-
- timeout = jiffies + msecs_to_jiffies(50);
- while (time_after(timeout, jiffies)) {
- itr++;
- rdmalt(Adapter, CHIP_ID_REG, &chip_id, sizeof(UINT));
- if (0xbece3200 == (chip_id&~(0xF0)))
- chip_id = chip_id&~(0xF0);
- if (chip_id == Adapter->chip_id)
- break;
- }
- if (time_before(timeout, jiffies))
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS,
- IDLE_MODE, DBG_LVL_ALL,
- "Not able to read chip-id even after 25 msec");
- else
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS,
- IDLE_MODE, DBG_LVL_ALL,
- "Number of completed iteration to read chip-id :%lu", itr);
-
- status = wrmalt(Adapter, SW_ABORT_IDLEMODE_LOC,
- &Pattern, sizeof(status));
- if (status)
- return status;
- }
- return status;
-}
-int InterfaceIdleModeWakeup(struct bcm_mini_adapter *Adapter)
-{
- if (Adapter->bTriedToWakeUpFromlowPowerMode) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS,
- IDLE_MODE, DBG_LVL_ALL,
- "Wake up already attempted.. ignoring\n");
- } else {
- Adapter->bTriedToWakeUpFromlowPowerMode = TRUE;
- InterfaceAbortIdlemode(Adapter, Adapter->usIdleModePattern);
-
- }
- return 0;
-}
-
-void InterfaceHandleShutdownModeWakeup(struct bcm_mini_adapter *Adapter)
-{
- unsigned int uiRegVal = 0;
- INT Status = 0;
- int bytes;
-
- if (Adapter->ulPowerSaveMode ==
- DEVICE_POWERSAVE_MODE_AS_MANUAL_CLOCK_GATING) {
- /* clear idlemode interrupt. */
- uiRegVal = 0;
- Status = wrmalt(Adapter,
- DEBUG_INTERRUPT_GENERATOR_REGISTOR,
- &uiRegVal, sizeof(uiRegVal));
- if (Status)
- return;
- }
-
- else {
-
-/* clear Interrupt EP registers. */
- bytes = rdmalt(Adapter,
- DEVICE_INT_OUT_EP_REG0,
- &uiRegVal, sizeof(uiRegVal));
- if (bytes < 0) {
- Status = bytes;
- return;
- }
-
- bytes = rdmalt(Adapter,
- DEVICE_INT_OUT_EP_REG1,
- &uiRegVal, sizeof(uiRegVal));
- if (bytes < 0) {
- Status = bytes;
- return;
- }
- }
-}
-