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Commit 0e18781a authored by Ajay Singh Parmar's avatar Ajay Singh Parmar Committed by Gerrit - the friendly Code Review server
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drm/msm/dsi-staging: add catalog for dsi driver 



Add catalog for DSI controller and phy drivers.

Change-Id: Iff7f55592834fef0230982282af5b8b2890f97a5
Signed-off-by: default avatarAjay Singh Parmar <aparmar@codeaurora.org>
parent 75098887

drivers/gpu/drm/msm/dsi-staging/dsi_catalog.c

0 → 100644
+167 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

 * only version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 */



#define pr_fmt(fmt) "msm-dsi-catalog:[%s] " fmt, __func__

#include <linux/errno.h>



#include "dsi_catalog.h"



/**

 * dsi_catalog_14_init() - catalog init for dsi controller v1.4

 */

static void dsi_catalog_14_init(struct dsi_ctrl_hw *ctrl)

{

	ctrl->ops.host_setup             = dsi_ctrl_hw_14_host_setup;

	ctrl->ops.setup_lane_map         = dsi_ctrl_hw_14_setup_lane_map;

	ctrl->ops.video_engine_en        = dsi_ctrl_hw_14_video_engine_en;

	ctrl->ops.video_engine_setup     = dsi_ctrl_hw_14_video_engine_setup;

	ctrl->ops.set_video_timing       = dsi_ctrl_hw_14_set_video_timing;

	ctrl->ops.cmd_engine_setup       = dsi_ctrl_hw_14_cmd_engine_setup;

	ctrl->ops.ctrl_en                = dsi_ctrl_hw_14_ctrl_en;

	ctrl->ops.cmd_engine_en          = dsi_ctrl_hw_14_cmd_engine_en;

	ctrl->ops.phy_sw_reset           = dsi_ctrl_hw_14_phy_sw_reset;

	ctrl->ops.soft_reset             = dsi_ctrl_hw_14_soft_reset;

	ctrl->ops.kickoff_command        = dsi_ctrl_hw_14_kickoff_command;

	ctrl->ops.kickoff_fifo_command   = dsi_ctrl_hw_14_kickoff_fifo_command;

	ctrl->ops.reset_cmd_fifo         = dsi_ctrl_hw_14_reset_cmd_fifo;

	ctrl->ops.trigger_command_dma    = dsi_ctrl_hw_14_trigger_command_dma;

	ctrl->ops.ulps_request           = dsi_ctrl_hw_14_ulps_request;

	ctrl->ops.ulps_exit              = dsi_ctrl_hw_14_ulps_exit;

	ctrl->ops.clear_ulps_request     = dsi_ctrl_hw_14_clear_ulps_request;

	ctrl->ops.get_lanes_in_ulps      = dsi_ctrl_hw_14_get_lanes_in_ulps;

	ctrl->ops.clamp_enable           = dsi_ctrl_hw_14_clamp_enable;

	ctrl->ops.clamp_disable          = dsi_ctrl_hw_14_clamp_disable;

	ctrl->ops.get_interrupt_status   = dsi_ctrl_hw_14_get_interrupt_status;

	ctrl->ops.get_error_status       = dsi_ctrl_hw_14_get_error_status;

	ctrl->ops.clear_error_status     = dsi_ctrl_hw_14_clear_error_status;

	ctrl->ops.clear_interrupt_status =

		dsi_ctrl_hw_14_clear_interrupt_status;

	ctrl->ops.enable_status_interrupts =

		dsi_ctrl_hw_14_enable_status_interrupts;

	ctrl->ops.enable_error_interrupts =

		dsi_ctrl_hw_14_enable_error_interrupts;

	ctrl->ops.video_test_pattern_setup =

		dsi_ctrl_hw_14_video_test_pattern_setup;

	ctrl->ops.cmd_test_pattern_setup =

		dsi_ctrl_hw_14_cmd_test_pattern_setup;

	ctrl->ops.test_pattern_enable    = dsi_ctrl_hw_14_test_pattern_enable;

	ctrl->ops.trigger_cmd_test_pattern =

		dsi_ctrl_hw_14_trigger_cmd_test_pattern;

}



/**

 * dsi_catalog_20_init() - catalog init for dsi controller v2.0

 */

static void dsi_catalog_20_init(struct dsi_ctrl_hw *ctrl)

{

	set_bit(DSI_CTRL_CPHY, ctrl->feature_map);

}



/**

 * dsi_catalog_ctrl_setup() - return catalog info for dsi controller

 * @ctrl:        Pointer to DSI controller hw object.

 * @version:     DSI controller version.

 * @index:       DSI controller instance ID.

 *

 * This function setups the catalog information in the dsi_ctrl_hw object.

 *

 * return: error code for failure and 0 for success.

 */

int dsi_catalog_ctrl_setup(struct dsi_ctrl_hw *ctrl,

			   enum dsi_ctrl_version version,

			   u32 index)

{

	int rc = 0;



	if (version == DSI_CTRL_VERSION_UNKNOWN ||

	    version >= DSI_CTRL_VERSION_MAX) {

		pr_err("Unsupported version: %d\n", version);

		return -ENOTSUPP;

	}



	ctrl->index = index;

	set_bit(DSI_CTRL_VIDEO_TPG, ctrl->feature_map);

	set_bit(DSI_CTRL_CMD_TPG, ctrl->feature_map);

	set_bit(DSI_CTRL_VARIABLE_REFRESH_RATE, ctrl->feature_map);

	set_bit(DSI_CTRL_DYNAMIC_REFRESH, ctrl->feature_map);

	set_bit(DSI_CTRL_DESKEW_CALIB, ctrl->feature_map);

	set_bit(DSI_CTRL_DPHY, ctrl->feature_map);



	switch (version) {

	case DSI_CTRL_VERSION_1_4:

		dsi_catalog_14_init(ctrl);

		break;

	case DSI_CTRL_VERSION_2_0:

		dsi_catalog_20_init(ctrl);

		break;

	default:

		return -ENOTSUPP;

	}



	return rc;

}



/**

 * dsi_catalog_phy_4_0_init() - catalog init for DSI PHY v4.0

 */

static void dsi_catalog_phy_4_0_init(struct dsi_phy_hw *phy)

{

	phy->ops.regulator_enable = dsi_phy_hw_v4_0_regulator_enable;

	phy->ops.regulator_disable = dsi_phy_hw_v4_0_regulator_disable;

	phy->ops.enable = dsi_phy_hw_v4_0_enable;

	phy->ops.disable = dsi_phy_hw_v4_0_disable;

	phy->ops.calculate_timing_params =

		dsi_phy_hw_v4_0_calculate_timing_params;

}



/**

 * dsi_catalog_phy_setup() - return catalog info for dsi phy hardware

 * @ctrl:        Pointer to DSI PHY hw object.

 * @version:     DSI PHY version.

 * @index:       DSI PHY instance ID.

 *

 * This function setups the catalog information in the dsi_phy_hw object.

 *

 * return: error code for failure and 0 for success.

 */

int dsi_catalog_phy_setup(struct dsi_phy_hw *phy,

			  enum dsi_phy_version version,

			  u32 index)

{

	int rc = 0;



	if (version == DSI_PHY_VERSION_UNKNOWN ||

	    version >= DSI_PHY_VERSION_MAX) {

		pr_err("Unsupported version: %d\n", version);

		return -ENOTSUPP;

	}



	phy->index = index;

	set_bit(DSI_PHY_DPHY, phy->feature_map);



	switch (version) {

	case DSI_PHY_VERSION_4_0:

		dsi_catalog_phy_4_0_init(phy);

		break;

	case DSI_PHY_VERSION_1_0:

	case DSI_PHY_VERSION_2_0:

	case DSI_PHY_VERSION_3_0:

	default:

		return -ENOTSUPP;

	}



	return rc;

}

drivers/gpu/drm/msm/dsi-staging/dsi_catalog.h

0 → 100644
+125 −0
Original line number Diff line number Diff line 
/*

 * Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and

 * only version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 */



#ifndef _DSI_CATALOG_H_

#define _DSI_CATALOG_H_



#include "dsi_ctrl_hw.h"

#include "dsi_phy_hw.h"



/**

 * dsi_catalog_ctrl_setup() - return catalog info for dsi controller

 * @ctrl:        Pointer to DSI controller hw object.

 * @version:     DSI controller version.

 * @index:       DSI controller instance ID.

 *

 * This function setups the catalog information in the dsi_ctrl_hw object.

 *

 * return: error code for failure and 0 for success.

 */

int dsi_catalog_ctrl_setup(struct dsi_ctrl_hw *ctrl,

			   enum dsi_ctrl_version version,

			   u32 index);



/**

 * dsi_catalog_phy_setup() - return catalog info for dsi phy hardware

 * @ctrl:        Pointer to DSI PHY hw object.

 * @version:     DSI PHY version.

 * @index:       DSI PHY instance ID.

 *

 * This function setups the catalog information in the dsi_phy_hw object.

 *

 * return: error code for failure and 0 for success.

 */

int dsi_catalog_phy_setup(struct dsi_phy_hw *phy,

			  enum dsi_phy_version version,

			  u32 index);



/* Definitions for 4.0 PHY hardware driver */

void dsi_phy_hw_v4_0_regulator_enable(struct dsi_phy_hw *phy,

				      struct dsi_phy_per_lane_cfgs *cfg);

void dsi_phy_hw_v4_0_regulator_disable(struct dsi_phy_hw *phy);

void dsi_phy_hw_v4_0_enable(struct dsi_phy_hw *phy, struct dsi_phy_cfg *cfg);

void dsi_phy_hw_v4_0_disable(struct dsi_phy_hw *phy);

int dsi_phy_hw_v4_0_calculate_timing_params(struct dsi_phy_hw *phy,

					    struct dsi_mode_info *mode,

					    struct dsi_host_common_cfg *cfg,

					   struct dsi_phy_per_lane_cfgs

					   *timing);



/* Definitions for 1.4 controller hardware driver */

void dsi_ctrl_hw_14_host_setup(struct dsi_ctrl_hw *ctrl,

			       struct dsi_host_common_cfg *config);

void dsi_ctrl_hw_14_video_engine_en(struct dsi_ctrl_hw *ctrl, bool on);

void dsi_ctrl_hw_14_video_engine_setup(struct dsi_ctrl_hw *ctrl,

				       struct dsi_host_common_cfg *common_cfg,

				       struct dsi_video_engine_cfg *cfg);

void dsi_ctrl_hw_14_set_video_timing(struct dsi_ctrl_hw *ctrl,

			 struct dsi_mode_info *mode);



void dsi_ctrl_hw_14_cmd_engine_setup(struct dsi_ctrl_hw *ctrl,

				     struct dsi_host_common_cfg *common_cfg,

				     struct dsi_cmd_engine_cfg *cfg);



void dsi_ctrl_hw_14_ctrl_en(struct dsi_ctrl_hw *ctrl, bool on);

void dsi_ctrl_hw_14_cmd_engine_en(struct dsi_ctrl_hw *ctrl, bool on);



void dsi_ctrl_hw_14_phy_sw_reset(struct dsi_ctrl_hw *ctrl);

void dsi_ctrl_hw_14_soft_reset(struct dsi_ctrl_hw *ctrl);



void dsi_ctrl_hw_14_setup_lane_map(struct dsi_ctrl_hw *ctrl,

		       struct dsi_lane_mapping *lane_map);

void dsi_ctrl_hw_14_kickoff_command(struct dsi_ctrl_hw *ctrl,

			struct dsi_ctrl_cmd_dma_info *cmd,

			u32 flags);



void dsi_ctrl_hw_14_kickoff_fifo_command(struct dsi_ctrl_hw *ctrl,

			     struct dsi_ctrl_cmd_dma_fifo_info *cmd,

			     u32 flags);

void dsi_ctrl_hw_14_reset_cmd_fifo(struct dsi_ctrl_hw *ctrl);

void dsi_ctrl_hw_14_trigger_command_dma(struct dsi_ctrl_hw *ctrl);



void dsi_ctrl_hw_14_ulps_request(struct dsi_ctrl_hw *ctrl, u32 lanes);

void dsi_ctrl_hw_14_ulps_exit(struct dsi_ctrl_hw *ctrl, u32 lanes);

void dsi_ctrl_hw_14_clear_ulps_request(struct dsi_ctrl_hw *ctrl, u32 lanes);

u32 dsi_ctrl_hw_14_get_lanes_in_ulps(struct dsi_ctrl_hw *ctrl);



void dsi_ctrl_hw_14_clamp_enable(struct dsi_ctrl_hw *ctrl,

				 u32 lanes,

				 bool enable_ulps);



void dsi_ctrl_hw_14_clamp_disable(struct dsi_ctrl_hw *ctrl,

				  u32 lanes,

				  bool disable_ulps);

u32 dsi_ctrl_hw_14_get_interrupt_status(struct dsi_ctrl_hw *ctrl);

void dsi_ctrl_hw_14_clear_interrupt_status(struct dsi_ctrl_hw *ctrl, u32 ints);

void dsi_ctrl_hw_14_enable_status_interrupts(struct dsi_ctrl_hw *ctrl,

					     u32 ints);



u64 dsi_ctrl_hw_14_get_error_status(struct dsi_ctrl_hw *ctrl);

void dsi_ctrl_hw_14_clear_error_status(struct dsi_ctrl_hw *ctrl, u64 errors);

void dsi_ctrl_hw_14_enable_error_interrupts(struct dsi_ctrl_hw *ctrl,

					    u64 errors);



void dsi_ctrl_hw_14_video_test_pattern_setup(struct dsi_ctrl_hw *ctrl,

				 enum dsi_test_pattern type,

				 u32 init_val);

void dsi_ctrl_hw_14_cmd_test_pattern_setup(struct dsi_ctrl_hw *ctrl,

			       enum dsi_test_pattern  type,

			       u32 init_val,

			       u32 stream_id);

void dsi_ctrl_hw_14_test_pattern_enable(struct dsi_ctrl_hw *ctrl, bool enable);

void dsi_ctrl_hw_14_trigger_cmd_test_pattern(struct dsi_ctrl_hw *ctrl,

				 u32 stream_id);

#endif /* _DSI_CATALOG_H_ */