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@intel.com --- 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;