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Diffstat (limited to 'sound/soc/sof/intel/byt.c')
-rw-r--r--sound/soc/sof/intel/byt.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c
index 7bf9143..39d1ae0 100644
--- a/sound/soc/sof/intel/byt.c
+++ b/sound/soc/sof/intel/byt.c
@@ -265,17 +265,20 @@ static void byt_get_registers(struct snd_sof_dev *sdev,
struct sof_ipc_panic_info *panic_info,
u32 *stack, size_t stack_words)
{
+ u32 offset = sdev->dsp_oops_offset;
+
/* first read regsisters */
- sof_mailbox_read(sdev, sdev->dsp_oops_offset, xoops, sizeof(*xoops));
+ sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
+
+ /* note: variable AR register array is not read */
/* then get panic info */
- sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops),
- panic_info, sizeof(*panic_info));
+ offset += xoops->arch_hdr.totalsize;
+ sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info));
/* then get the stack */
- sof_mailbox_read(sdev, sdev->dsp_oops_offset + sizeof(*xoops) +
- sizeof(*panic_info), stack,
- stack_words * sizeof(u32));
+ offset += sizeof(*panic_info);
+ sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32));
}
static void byt_dump(struct snd_sof_dev *sdev, u32 flags)
@@ -329,6 +332,9 @@ static irqreturn_t byt_irq_thread(int irq, void *context)
SHIM_IMRX,
SHIM_IMRX_DONE,
SHIM_IMRX_DONE);
+
+ spin_lock_irq(&sdev->ipc_lock);
+
/*
* handle immediate reply from DSP core. If the msg is
* found, set done bit in cmd_done which is called at the
@@ -340,6 +346,8 @@ static irqreturn_t byt_irq_thread(int irq, void *context)
snd_sof_ipc_reply(sdev, ipcx);
byt_dsp_done(sdev);
+
+ spin_unlock_irq(&sdev->ipc_lock);
}
/* new message from DSP */
@@ -383,7 +391,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev)
{
struct snd_sof_ipc_msg *msg = sdev->msg;
struct sof_ipc_reply reply;
- unsigned long flags;
int ret = 0;
/*
@@ -399,8 +406,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev)
/* get reply */
sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply));
- spin_lock_irqsave(&sdev->ipc_lock, flags);
-
if (reply.error < 0) {
memcpy(msg->reply_data, &reply, sizeof(reply));
ret = reply.error;
@@ -419,8 +424,6 @@ static void byt_get_reply(struct snd_sof_dev *sdev)
}
msg->reply_error = ret;
-
- spin_unlock_irqrestore(&sdev->ipc_lock, flags);
}
static void byt_host_done(struct snd_sof_dev *sdev)