[PATCH v2 12/15] drm/mediatek: add callback function to return RDMA layer number

This patch add callback function to return RDMA layer number

Signed-off-by: Stu Hsieh stu.hsieh@mediatek.com --- drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 10 ++++++++++ 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c index b728f0f42611..8c145a87c9e5 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c @@ -60,6 +60,7 @@

struct mtk_disp_rdma_data { unsigned int fifo_size; + unsigned int layer_nr; };

/** @@ -194,6 +195,13 @@ static unsigned int rdma_fmt_convert(struct mtk_disp_rdma *rdma, } }

+static unsigned int mtk_rdma_layer_nr(struct mtk_ddp_comp *comp) +{ + struct mtk_disp_rdma *rdma = comp_to_rdma(comp); + + return rdma->data->layer_nr; +} + static void mtk_rdma_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, struct mtk_plane_state *state) { @@ -227,6 +235,7 @@ static const struct mtk_ddp_comp_funcs mtk_disp_rdma_funcs = { .stop = mtk_rdma_stop, .enable_vblank = mtk_rdma_enable_vblank, .disable_vblank = mtk_rdma_disable_vblank, + .layer_nr = mtk_rdma_layer_nr, .layer_config = mtk_rdma_layer_config, };

@@ -329,6 +338,7 @@ static const struct mtk_disp_rdma_data mt2701_rdma_driver_data = {

static const struct mtk_disp_rdma_data mt8173_rdma_driver_data = { .fifo_size = SZ_8K, + .layer_nr = 1, };

static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {