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Diffstat (limited to 'drivers/gpu/drm/msm/adreno/a6xx_gpu.h')
-rw-r--r--drivers/gpu/drm/msm/adreno/a6xx_gpu.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
new file mode 100644
index 000000000000..dd69e5b0e692
--- /dev/null
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2017 The Linux Foundation. All rights reserved. */
+
+#ifndef __A6XX_GPU_H__
+#define __A6XX_GPU_H__
+
+
+#include "adreno_gpu.h"
+#include "a6xx.xml.h"
+
+#include "a6xx_gmu.h"
+
+extern bool hang_debug;
+
+struct a6xx_gpu {
+ struct adreno_gpu base;
+
+ struct drm_gem_object *sqe_bo;
+ uint64_t sqe_iova;
+
+ struct msm_ringbuffer *cur_ring;
+
+ struct a6xx_gmu gmu;
+};
+
+#define to_a6xx_gpu(x) container_of(x, struct a6xx_gpu, base)
+
+/*
+ * Given a register and a count, return a value to program into
+ * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len
+ * registers starting at _reg.
+ */
+#define A6XX_PROTECT_RW(_reg, _len) \
+ ((1 << 31) | \
+ (((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
+
+/*
+ * Same as above, but allow reads over the range. For areas of mixed use (such
+ * as performance counters) this allows us to protect a much larger range with a
+ * single register
+ */
+#define A6XX_PROTECT_RDONLY(_reg, _len) \
+ ((((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF))
+
+
+int a6xx_gmu_resume(struct a6xx_gpu *gpu);
+int a6xx_gmu_stop(struct a6xx_gpu *gpu);
+
+int a6xx_gmu_wait_for_idle(struct a6xx_gpu *gpu);
+
+int a6xx_gmu_reset(struct a6xx_gpu *a6xx_gpu);
+bool a6xx_gmu_isidle(struct a6xx_gmu *gmu);
+
+int a6xx_gmu_set_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state);
+void a6xx_gmu_clear_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state);
+
+int a6xx_gmu_probe(struct a6xx_gpu *a6xx_gpu, struct device_node *node);
+void a6xx_gmu_remove(struct a6xx_gpu *a6xx_gpu);
+
+#endif /* __A6XX_GPU_H__ */