Current memory availability check is a stub, while actual memory
management takes place in firmware. Leave this task to firmware entirely
and remove redundant code.
Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
---
sound/soc/intel/skylake/skl-topology.c | 59 --------------------------
sound/soc/intel/skylake/skl.h | 6 ---
2 files changed, 65 deletions(-)
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index 2af311150543..53a024c0464d 100644
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -109,49 +109,6 @@ static int is_skl_dsp_widget_type(struct snd_soc_dapm_widget *w,
}
}
-/*
- * Each pipelines needs memory to be allocated. Check if we have free memory
- * from available pool.
- */
-static bool skl_is_pipe_mem_avail(struct skl_dev *skl,
- struct skl_module_cfg *mconfig)
-{
- if (skl->resource.mem + mconfig->pipe->memory_pages >
- skl->resource.max_mem) {
- dev_err(skl->dev,
- "%s: module_id %d instance %d\n", __func__,
- mconfig->id.module_id,
- mconfig->id.instance_id);
- dev_err(skl->dev,
- "exceeds ppl memory available %d mem %d\n",
- skl->resource.max_mem, skl->resource.mem);
- return false;
- } else {
- return true;
- }
-}
-
-/*
- * Add the mem to the mem pool. This is freed when pipe is deleted.
- * Note: DSP does actual memory management we only keep track for complete
- * pool
- */
-static void skl_tplg_alloc_pipe_mem(struct skl_dev *skl,
- struct skl_module_cfg *mconfig)
-{
- skl->resource.mem += mconfig->pipe->memory_pages;
-}
-
-/*
- * Free the memory when tearing down
- */
-static void
-skl_tplg_free_pipe_mem(struct skl_dev *skl, struct skl_module_cfg *mconfig)
-{
- skl->resource.mem -= mconfig->pipe->memory_pages;
-}
-
-
static void skl_dump_mconfig(struct skl_dev *skl, struct skl_module_cfg *mcfg)
{
struct skl_module_iface *iface = &mcfg->module->formats[0];
@@ -681,7 +638,6 @@ skl_tplg_get_pipe_config(struct skl_dev *skl, struct skl_module_cfg *mconfig)
/*
* Mixer module represents a pipeline. So in the Pre-PMU event of mixer we
* need create the pipeline. So we do following:
- * - check the resources
* - Create the pipeline
* - Initialize the modules in pipeline
* - finally bind all modules together
@@ -700,9 +656,6 @@ static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
if (ret < 0)
return ret;
- if (!skl_is_pipe_mem_avail(skl, mconfig))
- return -ENOMEM;
-
/*
* Create a list of modules for pipe.
* This list contains modules from source to sink
@@ -711,8 +664,6 @@ static int skl_tplg_mixer_dapm_pre_pmu_event(struct snd_soc_dapm_widget *w,
if (ret < 0)
return ret;
- skl_tplg_alloc_pipe_mem(skl, mconfig);
-
/* Init all pipe modules from source to sink */
ret = skl_tplg_init_pipe_modules(skl, s_pipe);
if (ret < 0)
@@ -1207,7 +1158,6 @@ static int skl_tplg_mixer_dapm_pre_pmd_event(struct snd_soc_dapm_widget *w,
/*
* in the Post-PMD event of mixer we need to do following:
- * - Free the mem used
* - Unbind the modules within the pipeline
* - Delete the pipeline (modules are not required to be explicitly
* deleted, pipeline delete is enough here
@@ -1224,8 +1174,6 @@ static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w,
if (s_pipe->state == SKL_PIPE_INVALID)
return -EINVAL;
- skl_tplg_free_pipe_mem(skl, mconfig);
-
list_for_each_entry(w_module, &s_pipe->w_list, node) {
if (list_empty(&skl->bind_list))
break;
@@ -2921,8 +2869,6 @@ void skl_cleanup_resources(struct skl_dev *skl)
if (!card || !card->instantiated)
return;
- skl->resource.mem = 0;
-
list_for_each_entry(w, &card->widgets, list) {
if (is_skl_dsp_widget_type(w, skl->dev) && w->priv != NULL)
skl_clear_pin_config(soc_component, w);
@@ -3619,9 +3565,6 @@ static void skl_tplg_set_pipe_type(struct skl_dev *skl, struct skl_pipe *pipe)
pipe->passthru = false;
}
-/* This will be read from topology manifest, currently defined here */
-#define SKL_FW_MAX_MEM 1000000
-
/*
* SKL topology init routine
*/
@@ -3656,8 +3599,6 @@ int skl_tplg_init(struct snd_soc_component *component, struct hdac_bus *bus)
return -EINVAL;
}
- skl->resource.max_mem = SKL_FW_MAX_MEM;
-
skl->tplg = fw;
ret = skl_tplg_create_pipe_widget_list(component);
if (ret < 0)
diff --git a/sound/soc/intel/skylake/skl.h b/sound/soc/intel/skylake/skl.h
index 21c33c1af934..600a61f79b0a 100644
--- a/sound/soc/intel/skylake/skl.h
+++ b/sound/soc/intel/skylake/skl.h
@@ -41,11 +41,6 @@
#define AZX_VS_EM2_DUM BIT(23)
#define AZX_REG_VS_EM2_L1SEN BIT(13)
-struct skl_dsp_resource {
- u32 max_mem;
- u32 mem;
-};
-
struct skl_debug;
struct skl_astate_param {
@@ -75,7 +70,6 @@ struct skl_dev {
struct nhlt_acpi_table *nhlt; /* nhlt ptr */
- struct skl_dsp_resource resource;
struct list_head ppl_list;
struct list_head bind_list;
--
2.17.1
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