Merge "msm: kgsl: Add handler for GPC interrupt on A6xx GPU" (b6a8be3c) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/gpu/msm/adreno_a6xx.c

+24 −1

Original line number	Diff line number	Diff line
		@@ -1522,6 +1522,29 @@ static void a6xx_cp_callback(struct adreno_device *adreno_dev, int bit)
		adreno_dispatcher_schedule(device);
		}

		/*
		* a6xx_gpc_err_int_callback() - Isr for GPC error interrupts
		* @adreno_dev: Pointer to device
		* @bit: Interrupt bit
		*/
		static void a6xx_gpc_err_int_callback(struct adreno_device *adreno_dev, int bit)
		{
		struct kgsl_device *device = KGSL_DEVICE(adreno_dev);

		/*
		* GPC error is typically the result of mistake SW programming.
		* Force GPU fault for this interrupt so that we can debug it
		* with help of register dump.
		*/

		dev_crit(device->dev, "RBBM: GPC error\n");
		adreno_irqctrl(adreno_dev, 0);

		/* Trigger a fault in the dispatcher - this will effect a restart */
		adreno_set_gpu_fault(adreno_dev, ADRENO_SOFT_FAULT);
		adreno_dispatcher_schedule(device);
		}

		static struct adreno_irq_funcs a6xx_irq_funcs[32] = {
		ADRENO_IRQ_CALLBACK(NULL), /* 0 - RBBM_GPU_IDLE */
		ADRENO_IRQ_CALLBACK(a6xx_err_callback), /* 1 - RBBM_AHB_ERROR */
		@@ -1531,7 +1554,7 @@ static struct adreno_irq_funcs a6xx_irq_funcs[32] = {
		ADRENO_IRQ_CALLBACK(NULL), /* 5 - UNUSED */
		/* 6 - RBBM_ATB_ASYNC_OVERFLOW */
		ADRENO_IRQ_CALLBACK(a6xx_err_callback),
		ADRENO_IRQ_CALLBACK(NULL), /* 7 - GPC_ERR */
		ADRENO_IRQ_CALLBACK(a6xx_gpc_err_int_callback), /* 7 - GPC_ERR */
		ADRENO_IRQ_CALLBACK(a6xx_preemption_callback),/* 8 - CP_SW */
		ADRENO_IRQ_CALLBACK(a6xx_cp_hw_err_callback), /* 9 - CP_HW_ERROR */
		ADRENO_IRQ_CALLBACK(NULL), /* 10 - CP_CCU_FLUSH_DEPTH_TS */