ASoC: SOF: add alignment for topology header file struct definition

sof header file requires these struct with 4 byte aligned, so
add same alignment in sof driver definition.

Signed-off-by: Baofeng Tian <[e-mail]>
Reviewed-by: Bard Liao <[e-mail]>
Reviewed-by: Pierre-Louis Bossart <[e-mail]>
Signed-off-by: Pierre-Louis Bossart <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Mark Brown <[e-mail]>

include/sound/sof/topology.h

···
 
 	/* extended data length, 0 if no extended data */
 	uint32_t ext_data_length;
-} __packed;
+} __packed __aligned(4);
 
 /*
  * Component Buffers
···
 	uint32_t caps;		/**< SOF_MEM_CAPS_ */
 	uint32_t flags;		/**< SOF_BUF_ flags defined above */
 	uint32_t reserved;	/**< reserved for future use */
-} __packed;
+} __packed __aligned(4);
 
 /* generic component config data - must always be after struct sof_ipc_comp */
 struct sof_ipc_comp_config {
···
 
 	/* reserved for future use */
 	uint32_t reserved[2];
-} __packed;
+} __packed __aligned(4);
 
 /* generic host component */
 struct sof_ipc_comp_host {
···
 	uint32_t direction;	/**< SOF_IPC_STREAM_ */
 	uint32_t no_irq;	/**< don't send periodic IRQ to host/DSP */
 	uint32_t dmac_config; /**< DMA engine specific */
-}  __packed;
+} __packed __aligned(4);
 
 /* generic DAI component */
 struct sof_ipc_comp_dai {
···
 	uint32_t dai_index;	/**< index of this type dai */
 	uint32_t type;		/**< DAI type - SOF_DAI_ */
 	uint32_t reserved;	/**< reserved */
-}  __packed;
+} __packed __aligned(4);
 
 /* generic mixer component */
 struct sof_ipc_comp_mixer {
 	struct sof_ipc_comp comp;
 	struct sof_ipc_comp_config config;
-}  __packed;
+} __packed __aligned(4);
 
 /* volume ramping types */
 enum sof_volume_ramp {
···
 	uint32_t max_value;
 	uint32_t ramp;		/**< SOF_VOLUME_ */
 	uint32_t initial_ramp;	/**< ramp space in ms */
-}  __packed;
+} __packed __aligned(4);
 
 /* generic SRC component */
 struct sof_ipc_comp_src {
···
 	uint32_t source_rate;	/**< source rate or 0 for variable */
 	uint32_t sink_rate;	/**< sink rate or 0 for variable */
 	uint32_t rate_mask;	/**< SOF_RATE_ supported rates */
-} __packed;
+} __packed __aligned(4);
 
 /* generic ASRC component */
 struct sof_ipc_comp_asrc {
···
 
 	/* reserved for future use */
 	uint32_t reserved[4];
-} __attribute__((packed));
+} __packed __aligned(4);
 
 /* generic MUX component */
 struct sof_ipc_comp_mux {
 	struct sof_ipc_comp comp;
 	struct sof_ipc_comp_config config;
-} __packed;
+} __packed __aligned(4);
 
 /* generic tone generator component */
 struct sof_ipc_comp_tone {
···
 	int32_t period;
 	int32_t repeats;
 	int32_t ramp_step;
-} __packed;
+} __packed __aligned(4);
 
 /** \brief Types of processing components */
 enum sof_ipc_process_type {
···
 	uint32_t reserved[7];
 
 	unsigned char data[];
-} __packed;
+} __packed __aligned(4);
 
 /* frees components, buffers and pipelines
  * SOF_IPC_TPLG_COMP_FREE, SOF_IPC_TPLG_PIPE_FREE, SOF_IPC_TPLG_BUFFER_FREE
···
 struct sof_ipc_free {
 	struct sof_ipc_cmd_hdr hdr;
 	uint32_t id;
-} __packed;
+} __packed __aligned(4);
 
 struct sof_ipc_comp_reply {
 	struct sof_ipc_reply rhdr;
 	uint32_t id;
 	uint32_t offset;
-} __packed;
+} __packed __aligned(4);
 
 /*
  * Pipeline
···
 	uint32_t frames_per_sched;/**< output frames of pipeline, 0 is variable */
 	uint32_t xrun_limit_usecs; /**< report xruns greater than limit */
 	uint32_t time_domain;	/**< scheduling time domain */
-}  __packed;
+} __packed __aligned(4);
 
 /* pipeline construction complete - SOF_IPC_TPLG_PIPE_COMPLETE */
 struct sof_ipc_pipe_ready {
 	struct sof_ipc_cmd_hdr hdr;
 	uint32_t comp_id;
-}  __packed;
+} __packed __aligned(4);
 
 struct sof_ipc_pipe_free {
 	struct sof_ipc_cmd_hdr hdr;
 	uint32_t comp_id;
-}  __packed;
+} __packed __aligned(4);
 
 /* connect two components in pipeline - SOF_IPC_TPLG_COMP_CONNECT */
 struct sof_ipc_pipe_comp_connect {
 	struct sof_ipc_cmd_hdr hdr;
 	uint32_t source_id;
 	uint32_t sink_id;
-}  __packed;
+} __packed __aligned(4);
 
 /* external events */
 enum sof_event_types {