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ASoC: Intel: Skylake: Add pipe and modules handlers

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SKL driver needs to instantiate pipelines and modules in the DSP.
The topology in the DSP is modelled as DAPM graph with a PGA
representing a module instance and mixer representing a pipeline
for a group of modules along with the mixer itself.

Here we start adding building block for handling these. We add
resource checks (memory/compute) for pipelines, find the modules
in a pipeline, init modules in a pipe and lastly bind/unbind
modules in a pipe These will be used by pipe event handlers in
subsequent patches

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jeeja KP
2015-10-07 11:31:52 +01:00
committed by Mark Brown
parent b5e5a4549c
commit e4e2d2f452
4 changed files with 210 additions and 1 deletions
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11
sound/soc/intel/skylake/skl.h
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@@ -48,6 +48,13 @@
#define AZX_REG_VS_SDXEFIFOS_XBASE 0x1094
#define AZX_REG_VS_SDXEFIFOS_XINTERVAL 0x20
struct skl_dsp_resource {
u32 max_mcps;
u32 max_mem;
u32 mcps;
u32 mem;
};
struct skl {
struct hdac_ext_bus ebus;
struct pci_dev *pci;
@@ -57,6 +64,10 @@ struct skl {
void __iomem *nhlt; /* nhlt ptr */
struct skl_sst *skl_sst; /* sst skl ctx */
struct skl_dsp_resource resource;
struct list_head ppl_list;
struct list_head dapm_path_list;
};
#define skl_to_ebus(s) (&(s)->ebus)