diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_aux.h')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_aux.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_aux.h b/drivers/gpu/drm/msm/dp/dp_aux.h new file mode 100644 index 000000000000..4be02e8b4d0b --- /dev/null +++ b/drivers/gpu/drm/msm/dp/dp_aux.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved. + */ + +#ifndef _DP_AUX_H_ +#define _DP_AUX_H_ + +#include <drm/display/drm_dp_helper.h> + +int msm_dp_aux_register(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_unregister(struct drm_dp_aux *msm_dp_aux); +irqreturn_t msm_dp_aux_isr(struct drm_dp_aux *msm_dp_aux, u32 isr); +void msm_dp_aux_enable_xfers(struct drm_dp_aux *msm_dp_aux, bool enabled); +void msm_dp_aux_init(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_deinit(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_reconfig(struct drm_dp_aux *msm_dp_aux); + +void msm_dp_aux_hpd_enable(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_hpd_disable(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_hpd_intr_enable(struct drm_dp_aux *msm_dp_aux); +void msm_dp_aux_hpd_intr_disable(struct drm_dp_aux *msm_dp_aux); +u32 msm_dp_aux_get_hpd_intr_status(struct drm_dp_aux *msm_dp_aux); +u32 msm_dp_aux_is_link_connected(struct drm_dp_aux *msm_dp_aux); + +struct phy; +struct drm_dp_aux *msm_dp_aux_get(struct device *dev, + struct phy *phy, + bool is_edp, + void __iomem *aux_base); +void msm_dp_aux_put(struct drm_dp_aux *aux); + +#endif /*__DP_AUX_H_*/ |