Unverified Commit 4c19030c authored Oct 25, 2019 by Keyon Jie Committed by Mark Brown Oct 28, 2019

ASoC: SOF: add a field to store the current D0 substate of DSP



Add field d0_substate to struct snd_sof_dev to store the current DSP
D0 sub-state(only meaningful when DSP in D0), which could be D0I0 or
D0I3.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20191025224122.7718-2-pierre-louis.bossart@linux.intel.com


Signed-off-by: Mark Brown <broonie@kernel.org>

parent 5db8617b

sound/soc/sof/sof-priv.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -68,6 +68,12 @@ extern int sof_core_debug;

		#define DMA_CHAN_INVALID 0xFFFFFFFF

		/* DSP D0ix sub-state */
		enum sof_d0_substate {
		SOF_DSP_D0I0 = 0, /* DSP default D0 substate */
		SOF_DSP_D0I3, /* DSP D0i3(low power) substate*/
		};

		struct snd_sof_dev;
		struct snd_sof_ipc_msg;
		struct snd_sof_ipc;
		@@ -387,6 +393,9 @@ struct snd_sof_dev {
		*/
		struct snd_soc_component_driver plat_drv;

		/* power states related */
		enum sof_d0_substate d0_substate;

		/* DSP firmware boot */
		wait_queue_head_t boot_wait;
		u32 boot_complete;

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