diff options
| author | Tian Tao <tiantao6@hisilicon.com> | 2020-09-22 20:44:29 +0800 |
|---|---|---|
| committer | Tian Tao <tiantao6@hisilicon.com> | 2020-09-24 20:30:05 -0400 |
| commit | 4eb4d99dfe3018d86f4529112aa7082f43b6996a (patch) | |
| tree | 65870f025a2e430e1a919d348e17cb5debc33062 /drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | |
| parent | 880ee3b7615e7cc087f659cb80ce22f5db56f9a2 (diff) | |
drm/hisilicon: Support i2c driver algorithms for bit-shift adapters
Adding driver implementation to support i2c driver algorithms for
bit-shift adapters, so hibmc will using the interface provided by
drm to read edid.
Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1600778670-60370-2-git-send-email-tiantao6@hisilicon.com
Diffstat (limited to 'drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h')
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h index 197485e2fe0b..87d2aad0bb5e 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -14,11 +14,23 @@ #ifndef HIBMC_DRM_DRV_H #define HIBMC_DRM_DRV_H +#include <linux/gpio/consumer.h> +#include <linux/i2c-algo-bit.h> +#include <linux/i2c.h> + +#include <drm/drm_edid.h> #include <drm/drm_fb_helper.h> #include <drm/drm_framebuffer.h> struct drm_device; +struct hibmc_connector { + struct drm_connector base; + + struct i2c_adapter adapter; + struct i2c_algo_bit_data bit_data; +}; + struct hibmc_drm_private { /* hw */ void __iomem *mmio; @@ -31,10 +43,20 @@ struct hibmc_drm_private { struct drm_plane primary_plane; struct drm_crtc crtc; struct drm_encoder encoder; - struct drm_connector connector; + struct hibmc_connector connector; bool mode_config_initialized; }; +static inline struct hibmc_connector *to_hibmc_connector(struct drm_connector *connector) +{ + return container_of(connector, struct hibmc_connector, base); +} + +static inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev) +{ + return dev->dev_private; +} + void hibmc_set_power_mode(struct hibmc_drm_private *priv, unsigned int power_mode); void hibmc_set_current_gate(struct hibmc_drm_private *priv, @@ -47,6 +69,7 @@ int hibmc_mm_init(struct hibmc_drm_private *hibmc); void hibmc_mm_fini(struct hibmc_drm_private *hibmc); int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); +int hibmc_ddc_create(struct drm_device *drm_dev, struct hibmc_connector *connector); extern const struct drm_mode_config_funcs hibmc_mode_funcs; |