drm/msm/adreno: print details in case of a protect fault interrupt (1e2c8e7a) · Commits · 戴 / test

drivers/gpu/drm/msm/adreno/a4xx_gpu.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -348,6 +348,13 @@ static irqreturn_t a4xx_irq(struct msm_gpu *gpu)
		status = gpu_read(gpu, REG_A4XX_RBBM_INT_0_STATUS);
		DBG("%s: Int status %08x", gpu->name, status);

		if (status & A4XX_INT0_CP_REG_PROTECT_FAULT) {
		uint32_t reg = gpu_read(gpu, REG_A4XX_CP_PROTECT_STATUS);
		printk("CP \| Protected mode error\| %s \| addr=%x\n",
		reg & (1 << 24) ? "WRITE" : "READ",
		(reg & 0xFFFFF) >> 2);
		}

		gpu_write(gpu, REG_A4XX_RBBM_INT_CLEAR_CMD, status);

		msm_gpu_retire(gpu);