diff options
Diffstat (limited to 'drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c')
| -rw-r--r-- | drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c deleted file mode 100644 index 7c025045ea90..000000000000 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_pm.c +++ /dev/null @@ -1,139 +0,0 @@ -/* -* Copyright (c) 2016 MediaTek Inc. -* Author: Tiffany Lin <tiffany.lin@mediatek.com> -* -* This program is free software; you can redistribute it and/or modify -* it under the terms of the GNU General Public License version 2 as -* published by the Free Software Foundation. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -*/ - -#include <linux/clk.h> -#include <linux/of_address.h> -#include <linux/of_platform.h> -#include <linux/pm_runtime.h> -#include <soc/mediatek/smi.h> - -#include "mtk_vcodec_enc_pm.h" -#include "mtk_vcodec_util.h" -#include "mtk_vpu.h" - - -int mtk_vcodec_init_enc_pm(struct mtk_vcodec_dev *mtkdev) -{ - struct device_node *node; - struct platform_device *pdev; - struct device *dev; - struct mtk_vcodec_pm *pm; - int ret = 0; - - pdev = mtkdev->plat_dev; - pm = &mtkdev->pm; - memset(pm, 0, sizeof(struct mtk_vcodec_pm)); - pm->mtkdev = mtkdev; - pm->dev = &pdev->dev; - dev = &pdev->dev; - - node = of_parse_phandle(dev->of_node, "mediatek,larb", 0); - if (!node) { - mtk_v4l2_err("no mediatek,larb found"); - return -ENODEV; - } - pdev = of_find_device_by_node(node); - of_node_put(node); - if (!pdev) { - mtk_v4l2_err("no mediatek,larb device found"); - return -ENODEV; - } - pm->larbvenc = &pdev->dev; - - node = of_parse_phandle(dev->of_node, "mediatek,larb", 1); - if (!node) { - mtk_v4l2_err("no mediatek,larb found"); - return -ENODEV; - } - - pdev = of_find_device_by_node(node); - of_node_put(node); - if (!pdev) { - mtk_v4l2_err("no mediatek,larb device found"); - return -ENODEV; - } - - pm->larbvenclt = &pdev->dev; - pdev = mtkdev->plat_dev; - pm->dev = &pdev->dev; - - pm->vencpll_d2 = devm_clk_get(&pdev->dev, "venc_sel_src"); - if (IS_ERR(pm->vencpll_d2)) { - mtk_v4l2_err("devm_clk_get vencpll_d2 fail"); - ret = PTR_ERR(pm->vencpll_d2); - } - - pm->venc_sel = devm_clk_get(&pdev->dev, "venc_sel"); - if (IS_ERR(pm->venc_sel)) { - mtk_v4l2_err("devm_clk_get venc_sel fail"); - ret = PTR_ERR(pm->venc_sel); - } - - pm->univpll1_d2 = devm_clk_get(&pdev->dev, "venc_lt_sel_src"); - if (IS_ERR(pm->univpll1_d2)) { - mtk_v4l2_err("devm_clk_get univpll1_d2 fail"); - ret = PTR_ERR(pm->univpll1_d2); - } - - pm->venc_lt_sel = devm_clk_get(&pdev->dev, "venc_lt_sel"); - if (IS_ERR(pm->venc_lt_sel)) { - mtk_v4l2_err("devm_clk_get venc_lt_sel fail"); - ret = PTR_ERR(pm->venc_lt_sel); - } - - return ret; -} - -void mtk_vcodec_release_enc_pm(struct mtk_vcodec_dev *mtkdev) -{ -} - - -void mtk_vcodec_enc_clock_on(struct mtk_vcodec_pm *pm) -{ - int ret; - - ret = clk_prepare_enable(pm->venc_sel); - if (ret) - mtk_v4l2_err("clk_prepare_enable fail %d", ret); - - ret = clk_set_parent(pm->venc_sel, pm->vencpll_d2); - if (ret) - mtk_v4l2_err("clk_set_parent fail %d", ret); - - ret = clk_prepare_enable(pm->venc_lt_sel); - if (ret) - mtk_v4l2_err("clk_prepare_enable fail %d", ret); - - ret = clk_set_parent(pm->venc_lt_sel, pm->univpll1_d2); - if (ret) - mtk_v4l2_err("clk_set_parent fail %d", ret); - - ret = mtk_smi_larb_get(pm->larbvenc); - if (ret) - mtk_v4l2_err("mtk_smi_larb_get larb3 fail %d", ret); - - ret = mtk_smi_larb_get(pm->larbvenclt); - if (ret) - mtk_v4l2_err("mtk_smi_larb_get larb4 fail %d", ret); - -} - -void mtk_vcodec_enc_clock_off(struct mtk_vcodec_pm *pm) -{ - mtk_smi_larb_put(pm->larbvenc); - mtk_smi_larb_put(pm->larbvenclt); - clk_disable_unprepare(pm->venc_lt_sel); - clk_disable_unprepare(pm->venc_sel); -} |