From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanimir Varbanov Subject: [PATCH 09/28] venus: venc,vdec: adds clocks needed for venus 4xx Date: Tue, 24 Apr 2018 15:44:17 +0300 Message-ID: <20180424124436.26955-10-stanimir.varbanov@linaro.org> References: <20180424124436.26955-1-stanimir.varbanov@linaro.org> Return-path: In-Reply-To: <20180424124436.26955-1-stanimir.varbanov@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: Mauro Carvalho Chehab , Hans Verkuil Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Vikash Garodia , Stanimir Varbanov List-Id: linux-arm-msm@vger.kernel.org This extends the clocks number to support suspend and resume on Venus version 4xx. Signed-off-by: Stanimir Varbanov --- drivers/media/platform/qcom/venus/core.h | 4 +-- drivers/media/platform/qcom/venus/vdec.c | 42 ++++++++++++++++++++++++++------ drivers/media/platform/qcom/venus/venc.c | 42 ++++++++++++++++++++++++++------ 3 files changed, 72 insertions(+), 16 deletions(-) diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h index 8d3e150800c9..b5b9a84e9155 100644 --- a/drivers/media/platform/qcom/venus/core.h +++ b/drivers/media/platform/qcom/venus/core.h @@ -92,8 +92,8 @@ struct venus_core { void __iomem *base; int irq; struct clk *clks[VIDC_CLKS_NUM_MAX]; - struct clk *core0_clk; - struct clk *core1_clk; + struct clk *core0_clk, *core0_bus_clk; + struct clk *core1_clk, *core1_bus_clk; struct video_device *vdev_dec; struct video_device *vdev_enc; struct v4l2_device v4l2_dev; diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index 261a51adeef2..c45452634e7e 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -1081,12 +1081,18 @@ static int vdec_probe(struct platform_device *pdev) if (!core) return -EPROBE_DEFER; - if (core->res->hfi_version == HFI_VERSION_3XX) { + if (IS_V3(core) || IS_V4(core)) { core->core0_clk = devm_clk_get(dev, "core"); if (IS_ERR(core->core0_clk)) return PTR_ERR(core->core0_clk); } + if (IS_V4(core)) { + core->core0_bus_clk = devm_clk_get(dev, "bus"); + if (IS_ERR(core->core0_bus_clk)) + return PTR_ERR(core->core0_bus_clk); + } + platform_set_drvdata(pdev, core); vdev = video_device_alloc(); @@ -1132,12 +1138,23 @@ static __maybe_unused int vdec_runtime_suspend(struct device *dev) { struct venus_core *core = dev_get_drvdata(dev); - if (core->res->hfi_version == HFI_VERSION_1XX) + if (IS_V1(core)) return 0; - writel(0, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + if (IS_V3(core)) + writel(0, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(0, core->base + WRAPPER_VCODEC0_MMCC_POWER_CONTROL); + + if (IS_V4(core)) + clk_disable_unprepare(core->core0_bus_clk); + clk_disable_unprepare(core->core0_clk); - writel(1, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + + if (IS_V3(core)) + writel(1, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(1, core->base + WRAPPER_VCODEC0_MMCC_POWER_CONTROL); return 0; } @@ -1147,12 +1164,23 @@ static __maybe_unused int vdec_runtime_resume(struct device *dev) struct venus_core *core = dev_get_drvdata(dev); int ret; - if (core->res->hfi_version == HFI_VERSION_1XX) + if (IS_V1(core)) return 0; - writel(0, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + if (IS_V3(core)) + writel(0, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(0, core->base + WRAPPER_VCODEC0_MMCC_POWER_CONTROL); + ret = clk_prepare_enable(core->core0_clk); - writel(1, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + + if (IS_V4(core)) + ret |= clk_prepare_enable(core->core0_bus_clk); + + if (IS_V3(core)) + writel(1, core->base + WRAPPER_VDEC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(1, core->base + WRAPPER_VCODEC0_MMCC_POWER_CONTROL); return ret; } diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index 947001170a77..bc8c2e7a8d2c 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -1225,12 +1225,18 @@ static int venc_probe(struct platform_device *pdev) if (!core) return -EPROBE_DEFER; - if (core->res->hfi_version == HFI_VERSION_3XX) { + if (IS_V3(core) || IS_V4(core)) { core->core1_clk = devm_clk_get(dev, "core"); if (IS_ERR(core->core1_clk)) return PTR_ERR(core->core1_clk); } + if (IS_V4(core)) { + core->core1_bus_clk = devm_clk_get(dev, "bus"); + if (IS_ERR(core->core1_bus_clk)) + return PTR_ERR(core->core1_bus_clk); + } + platform_set_drvdata(pdev, core); vdev = video_device_alloc(); @@ -1276,12 +1282,23 @@ static __maybe_unused int venc_runtime_suspend(struct device *dev) { struct venus_core *core = dev_get_drvdata(dev); - if (core->res->hfi_version == HFI_VERSION_1XX) + if (IS_V1(core)) return 0; - writel(0, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + if (IS_V3(core)) + writel(0, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(0, core->base + WRAPPER_VCODEC1_MMCC_POWER_CONTROL); + + if (IS_V4(core)) + clk_disable_unprepare(core->core1_bus_clk); + clk_disable_unprepare(core->core1_clk); - writel(1, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + + if (IS_V3(core)) + writel(1, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(1, core->base + WRAPPER_VCODEC1_MMCC_POWER_CONTROL); return 0; } @@ -1291,12 +1308,23 @@ static __maybe_unused int venc_runtime_resume(struct device *dev) struct venus_core *core = dev_get_drvdata(dev); int ret; - if (core->res->hfi_version == HFI_VERSION_1XX) + if (IS_V1(core)) return 0; - writel(0, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + if (IS_V3(core)) + writel(0, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(0, core->base + WRAPPER_VCODEC1_MMCC_POWER_CONTROL); + ret = clk_prepare_enable(core->core1_clk); - writel(1, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + + if (IS_V4(core)) + ret |= clk_prepare_enable(core->core1_bus_clk); + + if (IS_V3(core)) + writel(1, core->base + WRAPPER_VENC_VCODEC_POWER_CONTROL); + else if (IS_V4(core)) + writel(1, core->base + WRAPPER_VCODEC1_MMCC_POWER_CONTROL); return ret; } -- 2.14.1