diff options
| author | Abhinav Kumar <abhinavk@codeaurora.org> | 2020-09-12 13:49:30 -0700 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2020-09-15 10:54:34 -0700 |
| commit | a1f5bda99b7bee46b01f6a9f256671c8efef0ec9 (patch) | |
| tree | ae4103e7b3f476785b351749a11214f5fa4e9ca5 /drivers/gpu/drm/msm/dp/dp_audio.c | |
| parent | d13e36d7d2227e6fe91bc063d473f97d43f9442f (diff) | |
drm/msm/dp: add hook_plugged_cb hdmi-codec op for MSM DP driver
Add the hook_plugged_cb op for the MSM DP driver to signal connect
and disconnect events to the hdmi-codec driver which in-turn shall
notify the audio subsystem to start a new or teardown an existing
session.
Changes in v2: none
Changes in v3: none
Changes in v4: rebase on top of latest patchset of dependency
Changes in v5: rebase on top of latest patchset of dependency
Changes in v6: none
Signed-off-by: Abhinav Kumar <abhinavk@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_audio.c')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_audio.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_audio.c b/drivers/gpu/drm/msm/dp/dp_audio.c index 75556eea1059..11fa5ad7a801 100644 --- a/drivers/gpu/drm/msm/dp/dp_audio.c +++ b/drivers/gpu/drm/msm/dp/dp_audio.c @@ -10,7 +10,6 @@ #include <drm/drm_dp_helper.h> #include <drm/drm_edid.h> -#include <sound/hdmi-codec.h> #include "dp_catalog.h" #include "dp_audio.h" @@ -442,6 +441,29 @@ static struct dp_audio_private *dp_audio_get_data(struct platform_device *pdev) return container_of(dp_audio, struct dp_audio_private, dp_audio); } +static int dp_audio_hook_plugged_cb(struct device *dev, void *data, + hdmi_codec_plugged_cb fn, + struct device *codec_dev) +{ + + struct platform_device *pdev; + struct msm_dp *dp_display; + + pdev = to_platform_device(dev); + if (!pdev) { + pr_err("invalid input\n"); + return -ENODEV; + } + + dp_display = platform_get_drvdata(pdev); + if (!dp_display) { + pr_err("invalid input\n"); + return -ENODEV; + } + + return dp_display_set_plugged_cb(dp_display, fn, codec_dev); +} + static int dp_audio_get_eld(struct device *dev, void *data, uint8_t *buf, size_t len) { @@ -513,6 +535,7 @@ static const struct hdmi_codec_ops dp_audio_codec_ops = { .hw_params = dp_audio_hw_params, .audio_shutdown = dp_audio_shutdown, .get_eld = dp_audio_get_eld, + .hook_plugged_cb = dp_audio_hook_plugged_cb, }; static struct hdmi_codec_pdata codec_data = { |