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authorIngo Molnar <mingo@kernel.org>2019-06-17 12:06:34 +0200
committerIngo Molnar <mingo@kernel.org>2019-06-17 12:06:34 +0200
commit410df0c5748f6c5a53847d2acb163dc7cd8b6c51 (patch)
tree0c0f547f90a73ec6d30851f93720e0eb24f353eb /sound/soc/sof/intel/bdw.c
parentfff9b6c7d26943a8eb32b58364b7ec6b9369746a (diff)
parent9e0babf2c06c73cda2c0cd37a1653d823adb40ec (diff)
Merge tag 'v5.2-rc5' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'sound/soc/sof/intel/bdw.c')
-rw-r--r--sound/soc/sof/intel/bdw.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c
index 065cb868bdfa..70d524ef9bc0 100644
--- a/sound/soc/sof/intel/bdw.c
+++ b/sound/soc/sof/intel/bdw.c
@@ -220,17 +220,20 @@ static void bdw_get_registers(struct snd_sof_dev *sdev,
struct sof_ipc_panic_info *panic_info,
u32 *stack, size_t stack_words)
{
- /* first read regsisters */
- sof_mailbox_read(sdev, sdev->dsp_oops_offset, xoops, sizeof(*xoops));
+ u32 offset = sdev->dsp_oops_offset;
+
+ /* first read registers */
+ 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 bdw_dump(struct snd_sof_dev *sdev, u32 flags)
@@ -283,6 +286,8 @@ static irqreturn_t bdw_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
@@ -294,6 +299,8 @@ static irqreturn_t bdw_irq_thread(int irq, void *context)
snd_sof_ipc_reply(sdev, ipcx);
bdw_dsp_done(sdev);
+
+ spin_unlock_irq(&sdev->ipc_lock);
}
ipcd = snd_sof_dsp_read(sdev, BDW_DSP_BAR, SHIM_IPCD);
@@ -485,7 +492,6 @@ static void bdw_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;
/*
@@ -501,8 +507,6 @@ static void bdw_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;
@@ -521,8 +525,6 @@ static void bdw_get_reply(struct snd_sof_dev *sdev)
}
msg->reply_error = ret;
-
- spin_unlock_irqrestore(&sdev->ipc_lock, flags);
}
static void bdw_host_done(struct snd_sof_dev *sdev)