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| author |   Yongqiang Niu <yongqiang.niu@mediatek.com> | 2019-08-29 22:50:41 +0800 |
|---|---|---|
| committer |   CK Hu <ck.hu@mediatek.com> | 2019-10-09 16:58:11 +0800 |
| commit | 0a5ccda42033517c463749737bc9b81c52239e16 (patch) | |
| tree | 83b13c7ac1ea94b31c800b005a1f6206b9cbcabe /drivers/gpu/drm/mediatek/mtk_disp_ovl.c | |
| parent | drm/mediatek: add gmc_bits for ovl private data (diff) | |
| download | linux-dev-0a5ccda42033517c463749737bc9b81c52239e16.tar.xz linux-dev-0a5ccda42033517c463749737bc9b81c52239e16.zip | |
drm/medaitek: add layer_nr for ovl private data
This patch add layer_nr for ovl private data
ovl_2l almost same with with ovl hardware, except the
layer number for ovl_2l is 2 and ovl is 4.
this patch is a preparation for ovl-2l and
ovl share the same driver.
Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Signed-off-by: CK Hu <ck.hu@mediatek.com>
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_disp_ovl.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index 6491c2582530..11b20490087a 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -52,6 +52,7 @@ struct mtk_disp_ovl_data { unsigned int addr; unsigned int gmc_bits; + unsigned int layer_nr; bool fmt_rgb565_is_0; }; @@ -129,7 +130,9 @@ static void mtk_ovl_config(struct mtk_ddp_comp *comp, unsigned int w, static unsigned int mtk_ovl_layer_nr(struct mtk_ddp_comp *comp) { - return 4; + struct mtk_disp_ovl *ovl = comp_to_ovl(comp); + + return ovl->data->layer_nr; } static void mtk_ovl_layer_on(struct mtk_ddp_comp *comp, unsigned int idx) @@ -334,12 +337,14 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev) static const struct mtk_disp_ovl_data mt2701_ovl_driver_data = { .addr = DISP_REG_OVL_ADDR_MT2701, .gmc_bits = 8, + .layer_nr = 4, .fmt_rgb565_is_0 = false, }; static const struct mtk_disp_ovl_data mt8173_ovl_driver_data = { .addr = DISP_REG_OVL_ADDR_MT8173, .gmc_bits = 8, + .layer_nr = 4, .fmt_rgb565_is_0 = true, }; |