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Commit 0dca309c authored by Sravanthi Kollukuduru's avatar Sravanthi Kollukuduru
Browse files

drm: uapi: add destination scaler interface 



Added interface for the user space to provide the number of
destination scalers to be configured along with the configuration.
Configuration includes flags, new mixer width and height,
destination scaler block index and parameters.

Change-Id: I6e80b4fcaad99d6f4e75885a1cf556ba88b3a632
Signed-off-by: default avatarSravanthi Kollukuduru <skolluku@codeaurora.org>
parent 84a47e8c

include/uapi/drm/sde_drm.h

+38 −0
Original line number Diff line number Diff line
@@ -295,6 +295,44 @@ struct sde_drm_scaler_v2 { 
	struct sde_drm_de_v1 de;

};



/* Number of dest scalers supported */

#define SDE_MAX_DS_COUNT 2



/*

 * Destination scaler flag config

 */

#define SDE_DRM_DESTSCALER_ENABLE           0x1

#define SDE_DRM_DESTSCALER_SCALE_UPDATE     0x2

#define SDE_DRM_DESTSCALER_ENHANCER_UPDATE  0x4

#define SDE_DRM_DESTSCALER_PU_ENABLE        0x8



/**

 * struct sde_drm_dest_scaler_cfg - destination scaler config structure

 * @flags:      Flag to switch between mode for destination scaler

 *              refer to destination scaler flag config

 * @index:      Destination scaler selection index

 * @lm_width:   Layer mixer width configuration

 * @lm_height:  Layer mixer height configuration

 * @scaler_cfg: The scaling parameters for all the mode except disable

 *              Userspace pointer to struct sde_drm_scaler_v2

 */

struct sde_drm_dest_scaler_cfg {

	uint32_t flags;

	uint32_t index;

	uint32_t lm_width;

	uint32_t lm_height;

	uint64_t scaler_cfg;

};



/**

 * struct sde_drm_dest_scaler_data - destination scaler data struct

 * @num_dest_scaler: Number of dest scalers to be configured

 * @ds_cfg:          Destination scaler block configuration

 */

struct sde_drm_dest_scaler_data {

	uint32_t num_dest_scaler;

	struct sde_drm_dest_scaler_cfg ds_cfg[SDE_MAX_DS_COUNT];

};



/*

 * Define constants for struct sde_drm_csc