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path: root/drivers/hid/intel-ish-hid/ipc/ipc.c
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Diffstat (limited to 'drivers/hid/intel-ish-hid/ipc/ipc.c')
-rw-r--r--drivers/hid/intel-ish-hid/ipc/ipc.c36
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/hid/intel-ish-hid/ipc/ipc.c b/drivers/hid/intel-ish-hid/ipc/ipc.c
index dd5fc60874ba..4c861119e97a 100644
--- a/drivers/hid/intel-ish-hid/ipc/ipc.c
+++ b/drivers/hid/intel-ish-hid/ipc/ipc.c
@@ -78,7 +78,7 @@ static bool check_generated_interrupt(struct ishtp_device *dev)
bool interrupt_generated = true;
uint32_t pisr_val = 0;
- if (dev->pdev->device == CHV_DEVICE_ID) {
+ if (dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_CHV) {
pisr_val = ish_reg_read(dev, IPC_REG_PISR_CHV_AB);
interrupt_generated =
IPC_INT_FROM_ISH_TO_HOST_CHV_AB(pisr_val);
@@ -117,7 +117,7 @@ static bool ish_is_input_ready(struct ishtp_device *dev)
*/
static void set_host_ready(struct ishtp_device *dev)
{
- if (dev->pdev->device == CHV_DEVICE_ID) {
+ if (dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_CHV) {
if (dev->pdev->revision == REVISION_ID_CHT_A0 ||
(dev->pdev->revision & REVISION_ID_SI_MASK) ==
REVISION_ID_CHT_Ax_SI)
@@ -517,6 +517,10 @@ static int ish_fw_reset_handler(struct ishtp_device *dev)
/* ISH FW is dead */
if (!ish_is_input_ready(dev))
return -EPIPE;
+
+ /* Send clock sync at once after reset */
+ ishtp_dev->prev_sync = 0;
+
/*
* Set HOST2ISH.ILUP. Apparently we need this BEFORE sending
* RESET_NOTIFY_ACK - FW will be checking for it
@@ -546,11 +550,11 @@ static int ish_fw_reset_handler(struct ishtp_device *dev)
/**
* fw_reset_work_fn() - FW reset worker function
- * @unused: not used
+ * @work: Work item
*
* Call ish_fw_reset_handler to complete FW reset
*/
-static void fw_reset_work_fn(struct work_struct *unused)
+static void fw_reset_work_fn(struct work_struct *work)
{
int rv;
@@ -562,7 +566,8 @@ static void fw_reset_work_fn(struct work_struct *unused)
wake_up_interruptible(&ishtp_dev->wait_hw_ready);
/* ISHTP notification in IPC_RESET sequence completion */
- ishtp_reset_compl_handler(ishtp_dev);
+ if (!work_pending(work))
+ ishtp_reset_compl_handler(ishtp_dev);
} else
dev_err(ishtp_dev->devc, "[ishtp-ish]: FW reset failed (%d)\n",
rv);
@@ -576,15 +581,14 @@ static void fw_reset_work_fn(struct work_struct *unused)
*/
static void _ish_sync_fw_clock(struct ishtp_device *dev)
{
- static unsigned long prev_sync;
- uint64_t usec;
+ struct ipc_time_update_msg time = {};
- if (prev_sync && time_before(jiffies, prev_sync + 20 * HZ))
+ if (dev->prev_sync && time_before(jiffies, dev->prev_sync + 20 * HZ))
return;
- prev_sync = jiffies;
- usec = ktime_to_us(ktime_get_boottime());
- ipc_send_mng_msg(dev, MNG_SYNC_FW_CLOCK, &usec, sizeof(uint64_t));
+ dev->prev_sync = jiffies;
+ /* The fields of time would be updated while sending message */
+ ipc_send_mng_msg(dev, MNG_SYNC_FW_CLOCK, &time, sizeof(time));
}
/**
@@ -909,11 +913,11 @@ static uint32_t ish_ipc_get_header(struct ishtp_device *dev, int length,
*/
static bool _dma_no_cache_snooping(struct ishtp_device *dev)
{
- return (dev->pdev->device == EHL_Ax_DEVICE_ID ||
- dev->pdev->device == TGL_LP_DEVICE_ID ||
- dev->pdev->device == TGL_H_DEVICE_ID ||
- dev->pdev->device == ADL_S_DEVICE_ID ||
- dev->pdev->device == ADL_P_DEVICE_ID);
+ return (dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_EHL_Ax ||
+ dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_TGL_LP ||
+ dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_TGL_H ||
+ dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_ADL_S ||
+ dev->pdev->device == PCI_DEVICE_ID_INTEL_ISH_ADL_P);
}
static const struct ishtp_hw_ops ish_hw_ops = {