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| author | Philipp Zabel <p.zabel@pengutronix.de> | 2020-12-10 18:38:40 +0300 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2021-01-04 14:59:33 +0300 |
| commit | a495301a9f7b177fb8bb49f3edc7488aad0c0575 (patch) | |
| tree | 6f2429894f92cd9bc71cd46da506c2823d3979aa /drivers/gpu/drm/imx | |
| parent | 495590c65942d002d3f01fa35c5bcb197a504c56 (diff) | |
| download | linux-a495301a9f7b177fb8bb49f3edc7488aad0c0575.tar.xz | |
drm/imx: dw_hdmi-imx: use drm managed resources
Use drmm_simple_encoder_alloc() to align encoder memory lifetime with
the drm device. drm_encoder_cleanup() is called automatically.
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/imx')
| -rw-r--r-- | drivers/gpu/drm/imx/dw_hdmi-imx.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/drivers/gpu/drm/imx/dw_hdmi-imx.c b/drivers/gpu/drm/imx/dw_hdmi-imx.c index bbd0a0cd7c3d..87428fb23d9f 100644 --- a/drivers/gpu/drm/imx/dw_hdmi-imx.c +++ b/drivers/gpu/drm/imx/dw_hdmi-imx.c @@ -18,14 +18,21 @@ #include <drm/drm_bridge.h> #include <drm/drm_edid.h> #include <drm/drm_encoder.h> +#include <drm/drm_managed.h> #include <drm/drm_of.h> #include <drm/drm_simple_kms_helper.h> #include "imx-drm.h" +struct imx_hdmi; + +struct imx_hdmi_encoder { + struct drm_encoder encoder; + struct imx_hdmi *hdmi; +}; + struct imx_hdmi { struct device *dev; - struct drm_encoder encoder; struct drm_bridge *bridge; struct dw_hdmi *hdmi; struct regmap *regmap; @@ -33,7 +40,7 @@ struct imx_hdmi { static inline struct imx_hdmi *enc_to_imx_hdmi(struct drm_encoder *e) { - return container_of(e, struct imx_hdmi, encoder); + return container_of(e, struct imx_hdmi_encoder, encoder)->hdmi; } static const struct dw_hdmi_mpll_config imx_mpll_cfg[] = { @@ -185,23 +192,25 @@ static int dw_hdmi_imx_bind(struct device *dev, struct device *master, void *data) { struct drm_device *drm = data; + struct imx_hdmi_encoder *hdmi_encoder; struct drm_encoder *encoder; - struct imx_hdmi *hdmi; int ret; - hdmi = dev_get_drvdata(dev); - memset(&hdmi->encoder, 0, sizeof(hdmi->encoder)); + hdmi_encoder = drmm_simple_encoder_alloc(drm, struct imx_hdmi_encoder, + encoder, DRM_MODE_ENCODER_TMDS); + if (IS_ERR(hdmi_encoder)) + return PTR_ERR(hdmi_encoder); - encoder = &hdmi->encoder; + hdmi_encoder->hdmi = dev_get_drvdata(dev); + encoder = &hdmi_encoder->encoder; ret = imx_drm_encoder_parse_of(drm, encoder, dev->of_node); if (ret) return ret; drm_encoder_helper_add(encoder, &dw_hdmi_imx_encoder_helper_funcs); - drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS); - return drm_bridge_attach(encoder, hdmi->bridge, NULL, 0); + return drm_bridge_attach(encoder, hdmi_encoder->hdmi->bridge, NULL, 0); } static const struct component_ops dw_hdmi_imx_ops = { |