diff options
| author | Dharageswari R <dharageswari.r@intel.com> | 2015-12-03 20:59:50 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-12-08 20:57:51 +0300 |
| commit | 6c5768b3aa6f554a719834591ad2c6b4e1291397 (patch) | |
| tree | ceee435cff939b6c9407065b0730ae2b1341a060 /sound/soc/intel/skylake/skl-topology.c | |
| parent | 140adfba5280617487a848a0fa84f7523d999cf3 (diff) | |
| download | linux-6c5768b3aa6f554a719834591ad2c6b4e1291397.tar.xz | |
ASoC: Intel: Skylake: Add support for Loadable modules
A module is loaded when the path consisting the module is opened.
The module binary(ies) is loaded from file system and cached in
kernel memory for future use. This is downloaded to DSP using DMA
and invoking Load module IPCs
This patch adds support for load/unload module IPCs, DMAing
modules and manging the modules
Signed-off-by: Dharageswari R <dharageswari.r@intel.com>
Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel/skylake/skl-topology.c')
| -rw-r--r-- | sound/soc/intel/skylake/skl-topology.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c index 622f7430e100..32735eff386c 100644 --- a/sound/soc/intel/skylake/skl-topology.c +++ b/sound/soc/intel/skylake/skl-topology.c @@ -26,6 +26,8 @@ #include "skl-topology.h" #include "skl.h" #include "skl-tplg-interface.h" +#include "../common/sst-dsp.h" +#include "../common/sst-dsp-priv.h" #define SKL_CH_FIXUP_MASK (1 << 0) #define SKL_RATE_FIXUP_MASK (1 << 1) @@ -412,6 +414,13 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe) if (!skl_tplg_alloc_pipe_mcps(skl, mconfig)) return -ENOMEM; + if (mconfig->is_loadable && ctx->dsp->fw_ops.load_mod) { + ret = ctx->dsp->fw_ops.load_mod(ctx->dsp, + mconfig->id.module_id, mconfig->guid); + if (ret < 0) + return ret; + } + /* * apply fix/conversion to module params based on * FE/BE params @@ -431,6 +440,24 @@ skl_tplg_init_pipe_modules(struct skl *skl, struct skl_pipe *pipe) return 0; } +static int skl_tplg_unload_pipe_modules(struct skl_sst *ctx, + struct skl_pipe *pipe) +{ + struct skl_pipe_module *w_module = NULL; + struct skl_module_cfg *mconfig = NULL; + + list_for_each_entry(w_module, &pipe->w_list, node) { + mconfig = w_module->w->priv; + + if (mconfig->is_loadable && ctx->dsp->fw_ops.unload_mod) + return ctx->dsp->fw_ops.unload_mod(ctx->dsp, + mconfig->id.module_id); + } + + /* no modules to unload in this path, so return */ + return 0; +} + /* * Mixer module represents a pipeline. So in the Pre-PMU event of mixer we * need create the pipeline. So we do following: @@ -755,7 +782,7 @@ static int skl_tplg_mixer_dapm_post_pmd_event(struct snd_soc_dapm_widget *w, ret = skl_delete_pipe(ctx, mconfig->pipe); - return ret; + return skl_tplg_unload_pipe_modules(ctx, s_pipe); } /* |