[v17,3/6] soc: mediatek: cmdq: define the instruction struct
diff mbox series

Message ID 20191121015410.18852-4-bibby.hsieh@mediatek.com
State New
Headers show
Series
  • support gce on mt8183 platform
Related show

Commit Message

Bibby Hsieh Nov. 21, 2019, 1:54 a.m. UTC
Define an instruction structure for gce driver to append command.
This structure can make the client's code more readability.

Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
---
 drivers/soc/mediatek/mtk-cmdq-helper.c   | 73 ++++++++++++++++--------
 include/linux/mailbox/mtk-cmdq-mailbox.h | 10 ++++
 2 files changed, 59 insertions(+), 24 deletions(-)

Comments

CK Hu Nov. 22, 2019, 8:30 a.m. UTC | #1
Hi, Bibby:

On Thu, 2019-11-21 at 09:54 +0800, Bibby Hsieh wrote:
> Define an instruction structure for gce driver to append command.
> This structure can make the client's code more readability.

Even though I do not like pass struct parameter by value, but struct
cmdq_instruction is just a 64 bits integer and would not be modified in
cmdq_pkt_append_command(), so

Reviewed-by: CK Hu <ck.hu@mediatek.com>

> 
> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
> ---
>  drivers/soc/mediatek/mtk-cmdq-helper.c   | 73 ++++++++++++++++--------
>  include/linux/mailbox/mtk-cmdq-mailbox.h | 10 ++++
>  2 files changed, 59 insertions(+), 24 deletions(-)
> 
> diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
> index c8fb69787649..11bfcc150ebd 100644
> --- a/drivers/soc/mediatek/mtk-cmdq-helper.c
> +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
> @@ -9,12 +9,24 @@
>  #include <linux/mailbox_controller.h>
>  #include <linux/soc/mediatek/mtk-cmdq.h>
>  
> -#define CMDQ_ARG_A_WRITE_MASK	0xffff
>  #define CMDQ_WRITE_ENABLE_MASK	BIT(0)
>  #define CMDQ_EOC_IRQ_EN		BIT(0)
>  #define CMDQ_EOC_CMD		((u64)((CMDQ_CODE_EOC << CMDQ_OP_CODE_SHIFT)) \
>  				<< 32 | CMDQ_EOC_IRQ_EN)
>  
> +struct cmdq_instruction {
> +	union {
> +		u32 value;
> +		u32 mask;
> +	};
> +	union {
> +		u16 offset;
> +		u16 event;
> +	};
> +	u8 subsys;
> +	u8 op;
> +};
> +
>  static void cmdq_client_timeout(struct timer_list *t)
>  {
>  	struct cmdq_client *client = from_timer(client, t, timer);
> @@ -110,10 +122,10 @@ void cmdq_pkt_destroy(struct cmdq_pkt *pkt)
>  }
>  EXPORT_SYMBOL(cmdq_pkt_destroy);
>  
> -static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
> -				   u32 arg_a, u32 arg_b)
> +static int cmdq_pkt_append_command(struct cmdq_pkt *pkt,
> +				   struct cmdq_instruction inst)
>  {
> -	u64 *cmd_ptr;
> +	struct cmdq_instruction *cmd_ptr;
>  
>  	if (unlikely(pkt->cmd_buf_size + CMDQ_INST_SIZE > pkt->buf_size)) {
>  		/*
> @@ -129,8 +141,9 @@ static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
>  			__func__, (u32)pkt->buf_size);
>  		return -ENOMEM;
>  	}
> +
>  	cmd_ptr = pkt->va_base + pkt->cmd_buf_size;
> -	(*cmd_ptr) = (u64)((code << CMDQ_OP_CODE_SHIFT) | arg_a) << 32 | arg_b;
> +	*cmd_ptr = inst;
>  	pkt->cmd_buf_size += CMDQ_INST_SIZE;
>  
>  	return 0;
> @@ -138,21 +151,28 @@ static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
>  
>  int cmdq_pkt_write(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value)
>  {
> -	u32 arg_a = (offset & CMDQ_ARG_A_WRITE_MASK) |
> -		    (subsys << CMDQ_SUBSYS_SHIFT);
> +	struct cmdq_instruction inst;
>  
> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WRITE, arg_a, value);
> +	inst.op = CMDQ_CODE_WRITE;
> +	inst.value = value;
> +	inst.offset = offset;
> +	inst.subsys = subsys;
> +
> +	return cmdq_pkt_append_command(pkt, inst);
>  }
>  EXPORT_SYMBOL(cmdq_pkt_write);
>  
>  int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys,
>  			u16 offset, u32 value, u32 mask)
>  {
> -	u32 offset_mask = offset;
> +	struct cmdq_instruction inst = { {0} };
> +	u16 offset_mask = offset;
>  	int err;
>  
>  	if (mask != 0xffffffff) {
> -		err = cmdq_pkt_append_command(pkt, CMDQ_CODE_MASK, 0, ~mask);
> +		inst.op = CMDQ_CODE_MASK;
> +		inst.mask = ~mask;
> +		err = cmdq_pkt_append_command(pkt, inst);
>  		if (err < 0)
>  			return err;
>  
> @@ -166,45 +186,50 @@ EXPORT_SYMBOL(cmdq_pkt_write_mask);
>  
>  int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event)
>  {
> -	u32 arg_b;
> +	struct cmdq_instruction inst = { {0} };
>  
>  	if (event >= CMDQ_MAX_EVENT)
>  		return -EINVAL;
>  
> -	/*
> -	 * WFE arg_b
> -	 * bit 0-11: wait value
> -	 * bit 15: 1 - wait, 0 - no wait
> -	 * bit 16-27: update value
> -	 * bit 31: 1 - update, 0 - no update
> -	 */
> -	arg_b = CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | CMDQ_WFE_WAIT_VALUE;
> +	inst.op = CMDQ_CODE_WFE;
> +	inst.value = CMDQ_WFE_OPTION;
> +	inst.event = event;
>  
> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event, arg_b);
> +	return cmdq_pkt_append_command(pkt, inst);
>  }
>  EXPORT_SYMBOL(cmdq_pkt_wfe);
>  
>  int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
>  {
> +	struct cmdq_instruction inst = { {0} };
> +
>  	if (event >= CMDQ_MAX_EVENT)
>  		return -EINVAL;
>  
> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event,
> -				       CMDQ_WFE_UPDATE);
> +	inst.op = CMDQ_CODE_WFE;
> +	inst.value = CMDQ_WFE_UPDATE;
> +	inst.event = event;
> +
> +	return cmdq_pkt_append_command(pkt, inst);
>  }
>  EXPORT_SYMBOL(cmdq_pkt_clear_event);
>  
>  static int cmdq_pkt_finalize(struct cmdq_pkt *pkt)
>  {
> +	struct cmdq_instruction inst = { {0} };
>  	int err;
>  
>  	/* insert EOC and generate IRQ for each command iteration */
> -	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_EOC, 0, CMDQ_EOC_IRQ_EN);
> +	inst.op = CMDQ_CODE_EOC;
> +	inst.value = CMDQ_EOC_IRQ_EN;
> +	err = cmdq_pkt_append_command(pkt, inst);
>  	if (err < 0)
>  		return err;
>  
>  	/* JUMP to end */
> -	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_JUMP, 0, CMDQ_JUMP_PASS);
> +	inst.op = CMDQ_CODE_JUMP;
> +	inst.value = CMDQ_JUMP_PASS;
> +	err = cmdq_pkt_append_command(pkt, inst);
>  
>  	return err;
>  }
> diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h
> index e6f54ef6698b..678760548791 100644
> --- a/include/linux/mailbox/mtk-cmdq-mailbox.h
> +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
> @@ -20,6 +20,16 @@
>  #define CMDQ_WFE_WAIT			BIT(15)
>  #define CMDQ_WFE_WAIT_VALUE		0x1
>  
> +/*
> + * WFE arg_b
> + * bit 0-11: wait value
> + * bit 15: 1 - wait, 0 - no wait
> + * bit 16-27: update value
> + * bit 31: 1 - update, 0 - no update
> + */
> +#define CMDQ_WFE_OPTION			(CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | \
> +					CMDQ_WFE_WAIT_VALUE)
> +
>  /** cmdq event maximum */
>  #define CMDQ_MAX_EVENT			0x3ff
>
Matthias Brugger Dec. 11, 2019, 6:39 p.m. UTC | #2
On 22/11/2019 09:30, CK Hu wrote:
> Hi, Bibby:
> 
> On Thu, 2019-11-21 at 09:54 +0800, Bibby Hsieh wrote:
>> Define an instruction structure for gce driver to append command.
>> This structure can make the client's code more readability.
> 
> Even though I do not like pass struct parameter by value, but struct
> cmdq_instruction is just a 64 bits integer and would not be modified in
> cmdq_pkt_append_command(), so
> 
> Reviewed-by: CK Hu <ck.hu@mediatek.com>
> 

Applied to v5.5-next/soc

Thanks!

>>
>> Signed-off-by: Bibby Hsieh <bibby.hsieh@mediatek.com>
>> ---
>>  drivers/soc/mediatek/mtk-cmdq-helper.c   | 73 ++++++++++++++++--------
>>  include/linux/mailbox/mtk-cmdq-mailbox.h | 10 ++++
>>  2 files changed, 59 insertions(+), 24 deletions(-)
>>
>> diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
>> index c8fb69787649..11bfcc150ebd 100644
>> --- a/drivers/soc/mediatek/mtk-cmdq-helper.c
>> +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
>> @@ -9,12 +9,24 @@
>>  #include <linux/mailbox_controller.h>
>>  #include <linux/soc/mediatek/mtk-cmdq.h>
>>  
>> -#define CMDQ_ARG_A_WRITE_MASK	0xffff
>>  #define CMDQ_WRITE_ENABLE_MASK	BIT(0)
>>  #define CMDQ_EOC_IRQ_EN		BIT(0)
>>  #define CMDQ_EOC_CMD		((u64)((CMDQ_CODE_EOC << CMDQ_OP_CODE_SHIFT)) \
>>  				<< 32 | CMDQ_EOC_IRQ_EN)
>>  
>> +struct cmdq_instruction {
>> +	union {
>> +		u32 value;
>> +		u32 mask;
>> +	};
>> +	union {
>> +		u16 offset;
>> +		u16 event;
>> +	};
>> +	u8 subsys;
>> +	u8 op;
>> +};
>> +
>>  static void cmdq_client_timeout(struct timer_list *t)
>>  {
>>  	struct cmdq_client *client = from_timer(client, t, timer);
>> @@ -110,10 +122,10 @@ void cmdq_pkt_destroy(struct cmdq_pkt *pkt)
>>  }
>>  EXPORT_SYMBOL(cmdq_pkt_destroy);
>>  
>> -static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
>> -				   u32 arg_a, u32 arg_b)
>> +static int cmdq_pkt_append_command(struct cmdq_pkt *pkt,
>> +				   struct cmdq_instruction inst)
>>  {
>> -	u64 *cmd_ptr;
>> +	struct cmdq_instruction *cmd_ptr;
>>  
>>  	if (unlikely(pkt->cmd_buf_size + CMDQ_INST_SIZE > pkt->buf_size)) {
>>  		/*
>> @@ -129,8 +141,9 @@ static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
>>  			__func__, (u32)pkt->buf_size);
>>  		return -ENOMEM;
>>  	}
>> +
>>  	cmd_ptr = pkt->va_base + pkt->cmd_buf_size;
>> -	(*cmd_ptr) = (u64)((code << CMDQ_OP_CODE_SHIFT) | arg_a) << 32 | arg_b;
>> +	*cmd_ptr = inst;
>>  	pkt->cmd_buf_size += CMDQ_INST_SIZE;
>>  
>>  	return 0;
>> @@ -138,21 +151,28 @@ static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
>>  
>>  int cmdq_pkt_write(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value)
>>  {
>> -	u32 arg_a = (offset & CMDQ_ARG_A_WRITE_MASK) |
>> -		    (subsys << CMDQ_SUBSYS_SHIFT);
>> +	struct cmdq_instruction inst;
>>  
>> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WRITE, arg_a, value);
>> +	inst.op = CMDQ_CODE_WRITE;
>> +	inst.value = value;
>> +	inst.offset = offset;
>> +	inst.subsys = subsys;
>> +
>> +	return cmdq_pkt_append_command(pkt, inst);
>>  }
>>  EXPORT_SYMBOL(cmdq_pkt_write);
>>  
>>  int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys,
>>  			u16 offset, u32 value, u32 mask)
>>  {
>> -	u32 offset_mask = offset;
>> +	struct cmdq_instruction inst = { {0} };
>> +	u16 offset_mask = offset;
>>  	int err;
>>  
>>  	if (mask != 0xffffffff) {
>> -		err = cmdq_pkt_append_command(pkt, CMDQ_CODE_MASK, 0, ~mask);
>> +		inst.op = CMDQ_CODE_MASK;
>> +		inst.mask = ~mask;
>> +		err = cmdq_pkt_append_command(pkt, inst);
>>  		if (err < 0)
>>  			return err;
>>  
>> @@ -166,45 +186,50 @@ EXPORT_SYMBOL(cmdq_pkt_write_mask);
>>  
>>  int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event)
>>  {
>> -	u32 arg_b;
>> +	struct cmdq_instruction inst = { {0} };
>>  
>>  	if (event >= CMDQ_MAX_EVENT)
>>  		return -EINVAL;
>>  
>> -	/*
>> -	 * WFE arg_b
>> -	 * bit 0-11: wait value
>> -	 * bit 15: 1 - wait, 0 - no wait
>> -	 * bit 16-27: update value
>> -	 * bit 31: 1 - update, 0 - no update
>> -	 */
>> -	arg_b = CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | CMDQ_WFE_WAIT_VALUE;
>> +	inst.op = CMDQ_CODE_WFE;
>> +	inst.value = CMDQ_WFE_OPTION;
>> +	inst.event = event;
>>  
>> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event, arg_b);
>> +	return cmdq_pkt_append_command(pkt, inst);
>>  }
>>  EXPORT_SYMBOL(cmdq_pkt_wfe);
>>  
>>  int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
>>  {
>> +	struct cmdq_instruction inst = { {0} };
>> +
>>  	if (event >= CMDQ_MAX_EVENT)
>>  		return -EINVAL;
>>  
>> -	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event,
>> -				       CMDQ_WFE_UPDATE);
>> +	inst.op = CMDQ_CODE_WFE;
>> +	inst.value = CMDQ_WFE_UPDATE;
>> +	inst.event = event;
>> +
>> +	return cmdq_pkt_append_command(pkt, inst);
>>  }
>>  EXPORT_SYMBOL(cmdq_pkt_clear_event);
>>  
>>  static int cmdq_pkt_finalize(struct cmdq_pkt *pkt)
>>  {
>> +	struct cmdq_instruction inst = { {0} };
>>  	int err;
>>  
>>  	/* insert EOC and generate IRQ for each command iteration */
>> -	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_EOC, 0, CMDQ_EOC_IRQ_EN);
>> +	inst.op = CMDQ_CODE_EOC;
>> +	inst.value = CMDQ_EOC_IRQ_EN;
>> +	err = cmdq_pkt_append_command(pkt, inst);
>>  	if (err < 0)
>>  		return err;
>>  
>>  	/* JUMP to end */
>> -	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_JUMP, 0, CMDQ_JUMP_PASS);
>> +	inst.op = CMDQ_CODE_JUMP;
>> +	inst.value = CMDQ_JUMP_PASS;
>> +	err = cmdq_pkt_append_command(pkt, inst);
>>  
>>  	return err;
>>  }
>> diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h
>> index e6f54ef6698b..678760548791 100644
>> --- a/include/linux/mailbox/mtk-cmdq-mailbox.h
>> +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
>> @@ -20,6 +20,16 @@
>>  #define CMDQ_WFE_WAIT			BIT(15)
>>  #define CMDQ_WFE_WAIT_VALUE		0x1
>>  
>> +/*
>> + * WFE arg_b
>> + * bit 0-11: wait value
>> + * bit 15: 1 - wait, 0 - no wait
>> + * bit 16-27: update value
>> + * bit 31: 1 - update, 0 - no update
>> + */
>> +#define CMDQ_WFE_OPTION			(CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | \
>> +					CMDQ_WFE_WAIT_VALUE)
>> +
>>  /** cmdq event maximum */
>>  #define CMDQ_MAX_EVENT			0x3ff
>>  
>

Patch
diff mbox series

diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
index c8fb69787649..11bfcc150ebd 100644
--- a/drivers/soc/mediatek/mtk-cmdq-helper.c
+++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
@@ -9,12 +9,24 @@ 
 #include <linux/mailbox_controller.h>
 #include <linux/soc/mediatek/mtk-cmdq.h>
 
-#define CMDQ_ARG_A_WRITE_MASK	0xffff
 #define CMDQ_WRITE_ENABLE_MASK	BIT(0)
 #define CMDQ_EOC_IRQ_EN		BIT(0)
 #define CMDQ_EOC_CMD		((u64)((CMDQ_CODE_EOC << CMDQ_OP_CODE_SHIFT)) \
 				<< 32 | CMDQ_EOC_IRQ_EN)
 
+struct cmdq_instruction {
+	union {
+		u32 value;
+		u32 mask;
+	};
+	union {
+		u16 offset;
+		u16 event;
+	};
+	u8 subsys;
+	u8 op;
+};
+
 static void cmdq_client_timeout(struct timer_list *t)
 {
 	struct cmdq_client *client = from_timer(client, t, timer);
@@ -110,10 +122,10 @@  void cmdq_pkt_destroy(struct cmdq_pkt *pkt)
 }
 EXPORT_SYMBOL(cmdq_pkt_destroy);
 
-static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
-				   u32 arg_a, u32 arg_b)
+static int cmdq_pkt_append_command(struct cmdq_pkt *pkt,
+				   struct cmdq_instruction inst)
 {
-	u64 *cmd_ptr;
+	struct cmdq_instruction *cmd_ptr;
 
 	if (unlikely(pkt->cmd_buf_size + CMDQ_INST_SIZE > pkt->buf_size)) {
 		/*
@@ -129,8 +141,9 @@  static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
 			__func__, (u32)pkt->buf_size);
 		return -ENOMEM;
 	}
+
 	cmd_ptr = pkt->va_base + pkt->cmd_buf_size;
-	(*cmd_ptr) = (u64)((code << CMDQ_OP_CODE_SHIFT) | arg_a) << 32 | arg_b;
+	*cmd_ptr = inst;
 	pkt->cmd_buf_size += CMDQ_INST_SIZE;
 
 	return 0;
@@ -138,21 +151,28 @@  static int cmdq_pkt_append_command(struct cmdq_pkt *pkt, enum cmdq_code code,
 
 int cmdq_pkt_write(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value)
 {
-	u32 arg_a = (offset & CMDQ_ARG_A_WRITE_MASK) |
-		    (subsys << CMDQ_SUBSYS_SHIFT);
+	struct cmdq_instruction inst;
 
-	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WRITE, arg_a, value);
+	inst.op = CMDQ_CODE_WRITE;
+	inst.value = value;
+	inst.offset = offset;
+	inst.subsys = subsys;
+
+	return cmdq_pkt_append_command(pkt, inst);
 }
 EXPORT_SYMBOL(cmdq_pkt_write);
 
 int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys,
 			u16 offset, u32 value, u32 mask)
 {
-	u32 offset_mask = offset;
+	struct cmdq_instruction inst = { {0} };
+	u16 offset_mask = offset;
 	int err;
 
 	if (mask != 0xffffffff) {
-		err = cmdq_pkt_append_command(pkt, CMDQ_CODE_MASK, 0, ~mask);
+		inst.op = CMDQ_CODE_MASK;
+		inst.mask = ~mask;
+		err = cmdq_pkt_append_command(pkt, inst);
 		if (err < 0)
 			return err;
 
@@ -166,45 +186,50 @@  EXPORT_SYMBOL(cmdq_pkt_write_mask);
 
 int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event)
 {
-	u32 arg_b;
+	struct cmdq_instruction inst = { {0} };
 
 	if (event >= CMDQ_MAX_EVENT)
 		return -EINVAL;
 
-	/*
-	 * WFE arg_b
-	 * bit 0-11: wait value
-	 * bit 15: 1 - wait, 0 - no wait
-	 * bit 16-27: update value
-	 * bit 31: 1 - update, 0 - no update
-	 */
-	arg_b = CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | CMDQ_WFE_WAIT_VALUE;
+	inst.op = CMDQ_CODE_WFE;
+	inst.value = CMDQ_WFE_OPTION;
+	inst.event = event;
 
-	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event, arg_b);
+	return cmdq_pkt_append_command(pkt, inst);
 }
 EXPORT_SYMBOL(cmdq_pkt_wfe);
 
 int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
 {
+	struct cmdq_instruction inst = { {0} };
+
 	if (event >= CMDQ_MAX_EVENT)
 		return -EINVAL;
 
-	return cmdq_pkt_append_command(pkt, CMDQ_CODE_WFE, event,
-				       CMDQ_WFE_UPDATE);
+	inst.op = CMDQ_CODE_WFE;
+	inst.value = CMDQ_WFE_UPDATE;
+	inst.event = event;
+
+	return cmdq_pkt_append_command(pkt, inst);
 }
 EXPORT_SYMBOL(cmdq_pkt_clear_event);
 
 static int cmdq_pkt_finalize(struct cmdq_pkt *pkt)
 {
+	struct cmdq_instruction inst = { {0} };
 	int err;
 
 	/* insert EOC and generate IRQ for each command iteration */
-	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_EOC, 0, CMDQ_EOC_IRQ_EN);
+	inst.op = CMDQ_CODE_EOC;
+	inst.value = CMDQ_EOC_IRQ_EN;
+	err = cmdq_pkt_append_command(pkt, inst);
 	if (err < 0)
 		return err;
 
 	/* JUMP to end */
-	err = cmdq_pkt_append_command(pkt, CMDQ_CODE_JUMP, 0, CMDQ_JUMP_PASS);
+	inst.op = CMDQ_CODE_JUMP;
+	inst.value = CMDQ_JUMP_PASS;
+	err = cmdq_pkt_append_command(pkt, inst);
 
 	return err;
 }
diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h
index e6f54ef6698b..678760548791 100644
--- a/include/linux/mailbox/mtk-cmdq-mailbox.h
+++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
@@ -20,6 +20,16 @@ 
 #define CMDQ_WFE_WAIT			BIT(15)
 #define CMDQ_WFE_WAIT_VALUE		0x1
 
+/*
+ * WFE arg_b
+ * bit 0-11: wait value
+ * bit 15: 1 - wait, 0 - no wait
+ * bit 16-27: update value
+ * bit 31: 1 - update, 0 - no update
+ */
+#define CMDQ_WFE_OPTION			(CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | \
+					CMDQ_WFE_WAIT_VALUE)
+
 /** cmdq event maximum */
 #define CMDQ_MAX_EVENT			0x3ff