From: cstout <cst...@google.com> Change-Id: I44f9854e7a7458730d9bfbfeef3361c438e381d2 --- drivers/gpu/drm/msm/adreno/a4xx_gpu.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c index 9aab904..496732d 100644 --- a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c @@ -357,6 +357,13 @@ 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 & (1 << A4XX_INT_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); -- 2.1.4