summaryrefslogtreecommitdiff
path: root/sound/soc/intel/sst-haswell-ipc.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/intel/sst-haswell-ipc.c')
-rw-r--r--sound/soc/intel/sst-haswell-ipc.c211
1 files changed, 51 insertions, 160 deletions
diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c
index 3f8c48231364..394af5684c05 100644
--- a/sound/soc/intel/sst-haswell-ipc.c
+++ b/sound/soc/intel/sst-haswell-ipc.c
@@ -31,6 +31,7 @@
#include <linux/dma-mapping.h>
#include <linux/debugfs.h>
#include <linux/pm_runtime.h>
+#include <sound/asound.h>
#include "sst-haswell-ipc.h"
#include "sst-dsp.h"
@@ -94,6 +95,8 @@
/* Mailbox */
#define IPC_MAX_MAILBOX_BYTES 256
+#define INVALID_STREAM_HW_ID 0xffffffff
+
/* Global Message - Types and Replies */
enum ipc_glb_type {
IPC_GLB_GET_FW_VERSION = 0, /* Retrieves firmware version */
@@ -240,6 +243,9 @@ struct sst_hsw_stream {
u32 (*notify_position)(struct sst_hsw_stream *stream, void *data);
void *pdata;
+ /* record the fw read position when playback */
+ snd_pcm_uframes_t old_position;
+ bool play_silence;
struct list_head node;
};
@@ -275,7 +281,6 @@ struct sst_hsw {
/* FW config */
struct sst_hsw_ipc_fw_ready fw_ready;
struct sst_hsw_ipc_fw_version version;
- struct sst_module *scratch;
bool fw_done;
struct sst_fw *sst_fw;
@@ -337,12 +342,6 @@ static inline u32 msg_get_stage_type(u32 msg)
return (msg & IPC_STG_TYPE_MASK) >> IPC_STG_TYPE_SHIFT;
}
-static inline u32 msg_set_stage_type(u32 msg, u32 type)
-{
- return (msg & ~IPC_STG_TYPE_MASK) +
- (type << IPC_STG_TYPE_SHIFT);
-}
-
static inline u32 msg_get_stream_id(u32 msg)
{
return (msg & IPC_STR_ID_MASK) >> IPC_STR_ID_SHIFT;
@@ -651,11 +650,11 @@ static void hsw_notification_work(struct work_struct *work)
}
/* tell DSP that notification has been handled */
- sst_dsp_shim_update_bits_unlocked(hsw->dsp, SST_IPCD,
+ sst_dsp_shim_update_bits(hsw->dsp, SST_IPCD,
SST_IPCD_BUSY | SST_IPCD_DONE, SST_IPCD_DONE);
/* unmask busy interrupt */
- sst_dsp_shim_update_bits_unlocked(hsw->dsp, SST_IMRX, SST_IMRX_BUSY, 0);
+ sst_dsp_shim_update_bits(hsw->dsp, SST_IMRX, SST_IMRX_BUSY, 0);
}
static struct ipc_message *reply_find_msg(struct sst_hsw *hsw, u32 header)
@@ -969,45 +968,6 @@ int sst_hsw_fw_get_version(struct sst_hsw *hsw,
}
/* Mixer Controls */
-int sst_hsw_stream_mute(struct sst_hsw *hsw, struct sst_hsw_stream *stream,
- u32 stage_id, u32 channel)
-{
- int ret;
-
- ret = sst_hsw_stream_get_volume(hsw, stream, stage_id, channel,
- &stream->mute_volume[channel]);
- if (ret < 0)
- return ret;
-
- ret = sst_hsw_stream_set_volume(hsw, stream, stage_id, channel, 0);
- if (ret < 0) {
- dev_err(hsw->dev, "error: can't unmute stream %d channel %d\n",
- stream->reply.stream_hw_id, channel);
- return ret;
- }
-
- stream->mute[channel] = 1;
- return 0;
-}
-
-int sst_hsw_stream_unmute(struct sst_hsw *hsw, struct sst_hsw_stream *stream,
- u32 stage_id, u32 channel)
-
-{
- int ret;
-
- stream->mute[channel] = 0;
- ret = sst_hsw_stream_set_volume(hsw, stream, stage_id, channel,
- stream->mute_volume[channel]);
- if (ret < 0) {
- dev_err(hsw->dev, "error: can't unmute stream %d channel %d\n",
- stream->reply.stream_hw_id, channel);
- return ret;
- }
-
- return 0;
-}
-
int sst_hsw_stream_get_volume(struct sst_hsw *hsw, struct sst_hsw_stream *stream,
u32 stage_id, u32 channel, u32 *volume)
{
@@ -1021,17 +981,6 @@ int sst_hsw_stream_get_volume(struct sst_hsw *hsw, struct sst_hsw_stream *stream
return 0;
}
-int sst_hsw_stream_set_volume_curve(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream, u64 curve_duration,
- enum sst_hsw_volume_curve curve)
-{
- /* curve duration in steps of 100ns */
- stream->vol_req.curve_duration = curve_duration;
- stream->vol_req.curve_type = curve;
-
- return 0;
-}
-
/* stream volume */
int sst_hsw_stream_set_volume(struct sst_hsw *hsw,
struct sst_hsw_stream *stream, u32 stage_id, u32 channel, u32 volume)
@@ -1083,42 +1032,6 @@ int sst_hsw_stream_set_volume(struct sst_hsw *hsw,
return 0;
}
-int sst_hsw_mixer_mute(struct sst_hsw *hsw, u32 stage_id, u32 channel)
-{
- int ret;
-
- ret = sst_hsw_mixer_get_volume(hsw, stage_id, channel,
- &hsw->mute_volume[channel]);
- if (ret < 0)
- return ret;
-
- ret = sst_hsw_mixer_set_volume(hsw, stage_id, channel, 0);
- if (ret < 0) {
- dev_err(hsw->dev, "error: failed to unmute mixer channel %d\n",
- channel);
- return ret;
- }
-
- hsw->mute[channel] = 1;
- return 0;
-}
-
-int sst_hsw_mixer_unmute(struct sst_hsw *hsw, u32 stage_id, u32 channel)
-{
- int ret;
-
- ret = sst_hsw_mixer_set_volume(hsw, stage_id, channel,
- hsw->mixer_info.volume_register_address[channel]);
- if (ret < 0) {
- dev_err(hsw->dev, "error: failed to unmute mixer channel %d\n",
- channel);
- return ret;
- }
-
- hsw->mute[channel] = 0;
- return 0;
-}
-
int sst_hsw_mixer_get_volume(struct sst_hsw *hsw, u32 stage_id, u32 channel,
u32 *volume)
{
@@ -1132,16 +1045,6 @@ int sst_hsw_mixer_get_volume(struct sst_hsw *hsw, u32 stage_id, u32 channel,
return 0;
}
-int sst_hsw_mixer_set_volume_curve(struct sst_hsw *hsw,
- u64 curve_duration, enum sst_hsw_volume_curve curve)
-{
- /* curve duration in steps of 100ns */
- hsw->curve_duration = curve_duration;
- hsw->curve_type = curve;
-
- return 0;
-}
-
/* global mixer volume */
int sst_hsw_mixer_set_volume(struct sst_hsw *hsw, u32 stage_id, u32 channel,
u32 volume)
@@ -1208,6 +1111,7 @@ struct sst_hsw_stream *sst_hsw_stream_new(struct sst_hsw *hsw, int id,
return NULL;
spin_lock_irqsave(&sst->spinlock, flags);
+ stream->reply.stream_hw_id = INVALID_STREAM_HW_ID;
list_add(&stream->node, &hsw->stream_list);
stream->notify_position = notify_position;
stream->pdata = data;
@@ -1228,6 +1132,11 @@ int sst_hsw_stream_free(struct sst_hsw *hsw, struct sst_hsw_stream *stream)
struct sst_dsp *sst = hsw->dsp;
unsigned long flags;
+ if (!stream) {
+ dev_warn(hsw->dev, "warning: stream is NULL, no stream to free, ignore it.\n");
+ return 0;
+ }
+
/* dont free DSP streams that are not commited */
if (!stream->commited)
goto out;
@@ -1415,6 +1324,16 @@ int sst_hsw_stream_commit(struct sst_hsw *hsw, struct sst_hsw_stream *stream)
u32 header;
int ret;
+ if (!stream) {
+ dev_warn(hsw->dev, "warning: stream is NULL, no stream to commit, ignore it.\n");
+ return 0;
+ }
+
+ if (stream->commited) {
+ dev_warn(hsw->dev, "warning: stream is already committed, ignore it.\n");
+ return 0;
+ }
+
trace_ipc_request("stream alloc", stream->host_id);
header = IPC_GLB_TYPE(IPC_GLB_ALLOCATE_STREAM);
@@ -1432,50 +1351,32 @@ int sst_hsw_stream_commit(struct sst_hsw *hsw, struct sst_hsw_stream *stream)
return 0;
}
-/* Stream Information - these calls could be inline but we want the IPC
- ABI to be opaque to client PCM drivers to cope with any future ABI changes */
-int sst_hsw_stream_get_hw_id(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream)
-{
- return stream->reply.stream_hw_id;
-}
-
-int sst_hsw_stream_get_mixer_id(struct sst_hsw *hsw,
+snd_pcm_uframes_t sst_hsw_stream_get_old_position(struct sst_hsw *hsw,
struct sst_hsw_stream *stream)
{
- return stream->reply.mixer_hw_id;
+ return stream->old_position;
}
-u32 sst_hsw_stream_get_read_reg(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream)
+void sst_hsw_stream_set_old_position(struct sst_hsw *hsw,
+ struct sst_hsw_stream *stream, snd_pcm_uframes_t val)
{
- return stream->reply.read_position_register_address;
+ stream->old_position = val;
}
-u32 sst_hsw_stream_get_pointer_reg(struct sst_hsw *hsw,
+bool sst_hsw_stream_get_silence_start(struct sst_hsw *hsw,
struct sst_hsw_stream *stream)
{
- return stream->reply.presentation_position_register_address;
+ return stream->play_silence;
}
-u32 sst_hsw_stream_get_peak_reg(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream, u32 channel)
+void sst_hsw_stream_set_silence_start(struct sst_hsw *hsw,
+ struct sst_hsw_stream *stream, bool val)
{
- if (channel >= 2)
- return 0;
-
- return stream->reply.peak_meter_register_address[channel];
-}
-
-u32 sst_hsw_stream_get_vol_reg(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream, u32 channel)
-{
- if (channel >= 2)
- return 0;
-
- return stream->reply.volume_register_address[channel];
+ stream->play_silence = val;
}
+/* Stream Information - these calls could be inline but we want the IPC
+ ABI to be opaque to client PCM drivers to cope with any future ABI changes */
int sst_hsw_mixer_get_info(struct sst_hsw *hsw)
{
struct sst_hsw_ipc_stream_info_reply *reply;
@@ -1519,6 +1420,11 @@ int sst_hsw_stream_pause(struct sst_hsw *hsw, struct sst_hsw_stream *stream,
{
int ret;
+ if (!stream) {
+ dev_warn(hsw->dev, "warning: stream is NULL, no stream to pause, ignore it.\n");
+ return 0;
+ }
+
trace_ipc_request("stream pause", stream->reply.stream_hw_id);
ret = sst_hsw_stream_operations(hsw, IPC_STR_PAUSE,
@@ -1535,6 +1441,11 @@ int sst_hsw_stream_resume(struct sst_hsw *hsw, struct sst_hsw_stream *stream,
{
int ret;
+ if (!stream) {
+ dev_warn(hsw->dev, "warning: stream is NULL, no stream to resume, ignore it.\n");
+ return 0;
+ }
+
trace_ipc_request("stream resume", stream->reply.stream_hw_id);
ret = sst_hsw_stream_operations(hsw, IPC_STR_RESUME,
@@ -1550,6 +1461,11 @@ int sst_hsw_stream_reset(struct sst_hsw *hsw, struct sst_hsw_stream *stream)
{
int ret, tries = 10;
+ if (!stream) {
+ dev_warn(hsw->dev, "warning: stream is NULL, no stream to reset, ignore it.\n");
+ return 0;
+ }
+
/* dont reset streams that are not commited */
if (!stream->commited)
return 0;
@@ -1598,30 +1514,6 @@ u64 sst_hsw_get_dsp_presentation_position(struct sst_hsw *hsw,
return ppos;
}
-int sst_hsw_stream_set_write_position(struct sst_hsw *hsw,
- struct sst_hsw_stream *stream, u32 stage_id, u32 position)
-{
- u32 header;
- int ret;
-
- trace_stream_write_position(stream->reply.stream_hw_id, position);
-
- header = IPC_GLB_TYPE(IPC_GLB_STREAM_MESSAGE) |
- IPC_STR_TYPE(IPC_STR_STAGE_MESSAGE);
- header |= (stream->reply.stream_hw_id << IPC_STR_ID_SHIFT);
- header |= (IPC_STG_SET_WRITE_POSITION << IPC_STG_TYPE_SHIFT);
- header |= (stage_id << IPC_STG_ID_SHIFT);
- stream->wpos.position = position;
-
- ret = ipc_tx_message_nowait(hsw, header, &stream->wpos,
- sizeof(stream->wpos));
- if (ret < 0)
- dev_err(hsw->dev, "error: stream %d set position %d failed\n",
- stream->reply.stream_hw_id, position);
-
- return ret;
-}
-
/* physical BE config */
int sst_hsw_device_set_config(struct sst_hsw *hsw,
enum sst_hsw_device_id dev, enum sst_hsw_device_mclk mclk,
@@ -2102,7 +1994,6 @@ void sst_hsw_dsp_free(struct device *dev, struct sst_pdata *pdata)
dma_free_coherent(hsw->dsp->dma_dev, SST_HSW_DX_CONTEXT_SIZE,
hsw->dx_context, hsw->dx_context_paddr);
sst_dsp_free(hsw->dsp);
- kfree(hsw->scratch);
kthread_stop(hsw->tx_thread);
kfree(hsw->msg);
}