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e5f48bfa2a
Currently the driver missed to clean the i2c adapter when vdac init failed.
It may cause resource leak.
Fixes: a0d078d06e ("drm/hisilicon: Features to support reading resolutions from EDID")
Signed-off-by: Baihan Li <libaihan@huawei.com>
Signed-off-by: Yongbang Shi <shiyongbang@huawei.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20250813094238.3722345-2-shiyongbang@huawei.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
81 lines
1.9 KiB
C
81 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/* Hisilicon Hibmc SoC drm driver
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*
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* Based on the bochs drm driver.
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*
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* Copyright (c) 2016 Huawei Limited.
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*
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* Author:
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* Rongrong Zou <zourongrong@huawei.com>
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* Rongrong Zou <zourongrong@gmail.com>
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* Jianhua Li <lijianhua@huawei.com>
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*/
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#ifndef HIBMC_DRM_DRV_H
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#define HIBMC_DRM_DRV_H
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#include <linux/gpio/consumer.h>
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#include <linux/i2c-algo-bit.h>
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#include <linux/i2c.h>
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#include <drm/drm_framebuffer.h>
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#include "dp/dp_hw.h"
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#define HIBMC_MIN_VECTORS 1
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#define HIBMC_MAX_VECTORS 2
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struct hibmc_vdac {
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struct drm_device *dev;
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struct drm_encoder encoder;
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struct drm_connector connector;
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struct i2c_adapter adapter;
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struct i2c_algo_bit_data bit_data;
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};
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struct hibmc_drm_private {
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/* hw */
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void __iomem *mmio;
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/* drm */
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struct drm_device dev;
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struct drm_plane primary_plane;
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struct drm_crtc crtc;
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struct hibmc_vdac vdac;
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struct hibmc_dp dp;
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};
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static inline struct hibmc_vdac *to_hibmc_vdac(struct drm_connector *connector)
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{
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return container_of(connector, struct hibmc_vdac, connector);
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}
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static inline struct hibmc_dp *to_hibmc_dp(struct drm_connector *connector)
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{
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return container_of(connector, struct hibmc_dp, connector);
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}
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static inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev)
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{
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return container_of(dev, struct hibmc_drm_private, dev);
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}
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void hibmc_set_power_mode(struct hibmc_drm_private *priv,
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u32 power_mode);
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void hibmc_set_current_gate(struct hibmc_drm_private *priv,
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u32 gate);
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int hibmc_de_init(struct hibmc_drm_private *priv);
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int hibmc_vdac_init(struct hibmc_drm_private *priv);
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int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_vdac *connector);
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void hibmc_ddc_del(struct hibmc_vdac *vdac);
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int hibmc_dp_init(struct hibmc_drm_private *priv);
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void hibmc_debugfs_init(struct drm_connector *connector, struct dentry *root);
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irqreturn_t hibmc_dp_hpd_isr(int irq, void *arg);
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#endif
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