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Commit d388e528 authored by Harshdeep Dhatt's avatar Harshdeep Dhatt
Browse files

msm: kgsl: Trigger preemption from command complete interrupt 



Trigger preemption from the command complete interrupt on A6XX
in order to do fast preemption.

Change-Id: I7dffa97758820a0aaacf7a0e1160d0c85e610ca8
Signed-off-by: default avatarHarshdeep Dhatt <hdhatt@codeaurora.org>
parent 4d9a308b

drivers/gpu/msm/adreno_a6xx.c

+9 −1
Original line number Diff line number Diff line
@@ -2184,6 +2184,14 @@ static const char *a6xx_iommu_fault_block(struct adreno_device *adreno_dev, 
	return uche_client[uche_client_id & A6XX_UCHE_CLIENT_PF_CLIENT_ID_MASK];

}



static void a6xx_cp_callback(struct adreno_device *adreno_dev, int bit)

{

	struct kgsl_device *device = KGSL_DEVICE(adreno_dev);



	a6xx_preemption_trigger(adreno_dev);

	adreno_dispatcher_schedule(device);

}



#define A6XX_INT_MASK \

	((1 << A6XX_INT_CP_AHB_ERROR) |			\

	 (1 << A6XX_INT_ATB_ASYNCFIFO_OVERFLOW) |	\
@@ -2221,7 +2229,7 @@ static struct adreno_irq_funcs a6xx_irq_funcs[32] = { 
	ADRENO_IRQ_CALLBACK(NULL), /* 17 - CP_RB_DONE_TS */

	ADRENO_IRQ_CALLBACK(NULL), /* 18 - CP_WT_DONE_TS */

	ADRENO_IRQ_CALLBACK(NULL), /* 19 - UNUSED */

	ADRENO_IRQ_CALLBACK(adreno_cp_callback), /* 20 - CP_CACHE_FLUSH_TS */

	ADRENO_IRQ_CALLBACK(a6xx_cp_callback), /* 20 - CP_CACHE_FLUSH_TS */

	ADRENO_IRQ_CALLBACK(NULL), /* 21 - UNUSED */

	ADRENO_IRQ_CALLBACK(a6xx_err_callback), /* 22 - RBBM_ATB_BUS_OVERFLOW */

	/* 23 - MISC_HANG_DETECT */