diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1107-ASoC-AMD-Add-ACP3x-runtime-pm-ops.patch')
| -rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1107-ASoC-AMD-Add-ACP3x-runtime-pm-ops.patch | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1107-ASoC-AMD-Add-ACP3x-runtime-pm-ops.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1107-ASoC-AMD-Add-ACP3x-runtime-pm-ops.patch deleted file mode 100644 index ea5b15a4..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1107-ASoC-AMD-Add-ACP3x-runtime-pm-ops.patch +++ /dev/null @@ -1,89 +0,0 @@ -From f4623d41bb204382ecacb7ca35975a48a9d81784 Mon Sep 17 00:00:00 2001 -From: Maruthi Srinivas Bayyavarapu <Maruthi.Bayyavarapu@amd.com> -Date: Thu, 30 Mar 2017 15:28:15 +0530 -Subject: [PATCH 1107/4131] ASoC: AMD: Add ACP3x runtime pm ops - -Added runtime PM operations for ACP3x PCM platform device. Device will -be powered on/off based on device is in use or not. - -Signed-off-by: Maruthi Bayyavarapu <maruthi.bayyavarapu@amd.com> -Signed-off-by: Alex Deucher <alexander.deucher@amd.com> ---- - sound/soc/amd/raven/acp3x-pcm-dma.c | 39 +++++++++++++++++++++++++++++++++++++ - 1 file changed, 39 insertions(+) - -diff --git a/sound/soc/amd/raven/acp3x-pcm-dma.c b/sound/soc/amd/raven/acp3x-pcm-dma.c -index f62bb7f..a5d3807 100644 ---- a/sound/soc/amd/raven/acp3x-pcm-dma.c -+++ b/sound/soc/amd/raven/acp3x-pcm-dma.c -@@ -16,6 +16,7 @@ - #include <linux/platform_device.h> - #include <linux/module.h> - #include <linux/err.h> -+#include <linux/pm_runtime.h> - - #include <sound/pcm.h> - #include <sound/pcm_params.h> -@@ -676,6 +677,9 @@ static int acp3x_audio_probe(struct platform_device *pdev) - goto dev_err; - } - -+ pm_runtime_set_autosuspend_delay(&pdev->dev, 10000); -+ pm_runtime_use_autosuspend(&pdev->dev); -+ pm_runtime_enable(&pdev->dev); - return 0; - dev_err: - status = acp3x_deinit(adata->acp3x_base); -@@ -701,14 +705,49 @@ static int acp3x_audio_remove(struct platform_device *pdev) - else - dev_info(&pdev->dev, "ACP de-initialized\n"); - -+ pm_runtime_disable(&pdev->dev); - return 0; - } - -+static int acp3x_pcm_runtime_suspend(struct device *dev) -+{ -+ int status; -+ struct i2s_dev_data *adata = dev_get_drvdata(dev); -+ -+ status = acp3x_deinit(adata->acp3x_base); -+ if (status) -+ dev_err(dev, "ACP de-init failed\n"); -+ else -+ dev_info(dev, "ACP de-initialized\n"); -+ -+ rv_writel(0, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB); -+ -+ return 0; -+} -+ -+static int acp3x_pcm_runtime_resume(struct device *dev) -+{ -+ int status; -+ struct i2s_dev_data *adata = dev_get_drvdata(dev); -+ -+ status = acp3x_init(adata->acp3x_base); -+ if (status) -+ return -ENODEV; -+ rv_writel(1, adata->acp3x_base + mmACP_EXTERNAL_INTR_ENB); -+ return 0; -+} -+ -+static const struct dev_pm_ops acp3x_pm_ops = { -+ .runtime_suspend = acp3x_pcm_runtime_suspend, -+ .runtime_resume = acp3x_pcm_runtime_resume, -+}; -+ - static struct platform_driver acp3x_dma_driver = { - .probe = acp3x_audio_probe, - .remove = acp3x_audio_remove, - .driver = { - .name = "acp3x_rv_i2s", -+ .pm = &acp3x_pm_ops, - }, - }; - --- -2.7.4 - |