diff options
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_buffer.c | 18 | ||||
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_drv.h | 1 |
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_buffer.c b/drivers/gpu/drm/etnaviv/etnaviv_buffer.c index 99ad2f073c6e..bfc6d4aa3b7c 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_buffer.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_buffer.c @@ -215,6 +215,24 @@ u16 etnaviv_buffer_config_mmuv2(struct etnaviv_gpu *gpu, u32 mtlb_addr, u32 safe return buffer->user_size / 8; } +u16 etnaviv_buffer_config_pta(struct etnaviv_gpu *gpu) +{ + struct etnaviv_cmdbuf *buffer = &gpu->buffer; + + lockdep_assert_held(&gpu->lock); + + buffer->user_size = 0; + + CMD_LOAD_STATE(buffer, VIVS_MMUv2_PTA_CONFIG, + VIVS_MMUv2_PTA_CONFIG_INDEX(0)); + + CMD_END(buffer); + + buffer->user_size = ALIGN(buffer->user_size, 8); + + return buffer->user_size / 8; +} + void etnaviv_buffer_end(struct etnaviv_gpu *gpu) { struct etnaviv_cmdbuf *buffer = &gpu->buffer; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.h b/drivers/gpu/drm/etnaviv/etnaviv_drv.h index 1f055d931c6c..ddb17ee565e9 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.h @@ -86,6 +86,7 @@ int etnaviv_gem_new_userptr(struct drm_device *dev, struct drm_file *file, uintptr_t ptr, u32 size, u32 flags, u32 *handle); u16 etnaviv_buffer_init(struct etnaviv_gpu *gpu); u16 etnaviv_buffer_config_mmuv2(struct etnaviv_gpu *gpu, u32 mtlb_addr, u32 safe_addr); +u16 etnaviv_buffer_config_pta(struct etnaviv_gpu *gpu); void etnaviv_buffer_end(struct etnaviv_gpu *gpu); void etnaviv_sync_point_queue(struct etnaviv_gpu *gpu, unsigned int event); void etnaviv_buffer_queue(struct etnaviv_gpu *gpu, u32 exec_state, |