| /* |
| * Copyright © 2010 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * jim liu <jim.liu@intel.com> |
| * Jackie Li<yaodong.li@intel.com> |
| */ |
| |
| #ifndef __MDFLD_DSI_OUTPUT_H__ |
| #define __MDFLD_DSI_OUTPUT_H__ |
| |
| #include <linux/backlight.h> |
| #include <drm/drmP.h> |
| #include <drm/drm.h> |
| #include <drm/drm_crtc.h> |
| #include <drm/drm_edid.h> |
| |
| #include "psb_drv.h" |
| #include "psb_intel_drv.h" |
| #include "psb_intel_reg.h" |
| #include "power.h" |
| #include "mdfld_output.h" |
| |
| #include <asm/mrst.h> |
| |
| #define DRM_MODE_ENCODER_MIPI 5 |
| |
| /* Medfield DSI controller registers */ |
| |
| #define MIPIA_DEVICE_READY_REG 0xb000 |
| #define MIPIA_INTR_STAT_REG 0xb004 |
| #define MIPIA_INTR_EN_REG 0xb008 |
| #define MIPIA_DSI_FUNC_PRG_REG 0xb00c |
| #define MIPIA_HS_TX_TIMEOUT_REG 0xb010 |
| #define MIPIA_LP_RX_TIMEOUT_REG 0xb014 |
| #define MIPIA_TURN_AROUND_TIMEOUT_REG 0xb018 |
| #define MIPIA_DEVICE_RESET_TIMER_REG 0xb01c |
| #define MIPIA_DPI_RESOLUTION_REG 0xb020 |
| #define MIPIA_DBI_FIFO_THROTTLE_REG 0xb024 |
| #define MIPIA_HSYNC_COUNT_REG 0xb028 |
| #define MIPIA_HBP_COUNT_REG 0xb02c |
| #define MIPIA_HFP_COUNT_REG 0xb030 |
| #define MIPIA_HACTIVE_COUNT_REG 0xb034 |
| #define MIPIA_VSYNC_COUNT_REG 0xb038 |
| #define MIPIA_VBP_COUNT_REG 0xb03c |
| #define MIPIA_VFP_COUNT_REG 0xb040 |
| #define MIPIA_HIGH_LOW_SWITCH_COUNT_REG 0xb044 |
| #define MIPIA_DPI_CONTROL_REG 0xb048 |
| #define MIPIA_DPI_DATA_REG 0xb04c |
| #define MIPIA_INIT_COUNT_REG 0xb050 |
| #define MIPIA_MAX_RETURN_PACK_SIZE_REG 0xb054 |
| #define MIPIA_VIDEO_MODE_FORMAT_REG 0xb058 |
| #define MIPIA_EOT_DISABLE_REG 0xb05c |
| #define MIPIA_LP_BYTECLK_REG 0xb060 |
| #define MIPIA_LP_GEN_DATA_REG 0xb064 |
| #define MIPIA_HS_GEN_DATA_REG 0xb068 |
| #define MIPIA_LP_GEN_CTRL_REG 0xb06c |
| #define MIPIA_HS_GEN_CTRL_REG 0xb070 |
| #define MIPIA_GEN_FIFO_STAT_REG 0xb074 |
| #define MIPIA_HS_LS_DBI_ENABLE_REG 0xb078 |
| #define MIPIA_DPHY_PARAM_REG 0xb080 |
| #define MIPIA_DBI_BW_CTRL_REG 0xb084 |
| #define MIPIA_CLK_LANE_SWITCH_TIME_CNT_REG 0xb088 |
| |
| #define DSI_DEVICE_READY (0x1) |
| #define DSI_POWER_STATE_ULPS_ENTER (0x2 << 1) |
| #define DSI_POWER_STATE_ULPS_EXIT (0x1 << 1) |
| #define DSI_POWER_STATE_ULPS_OFFSET (0x1) |
| |
| |
| #define DSI_ONE_DATA_LANE (0x1) |
| #define DSI_TWO_DATA_LANE (0x2) |
| #define DSI_THREE_DATA_LANE (0X3) |
| #define DSI_FOUR_DATA_LANE (0x4) |
| #define DSI_DPI_VIRT_CHANNEL_OFFSET (0x3) |
| #define DSI_DBI_VIRT_CHANNEL_OFFSET (0x5) |
| #define DSI_DPI_COLOR_FORMAT_RGB565 (0x01 << 7) |
| #define DSI_DPI_COLOR_FORMAT_RGB666 (0x02 << 7) |
| #define DSI_DPI_COLOR_FORMAT_RGB666_UNPACK (0x03 << 7) |
| #define DSI_DPI_COLOR_FORMAT_RGB888 (0x04 << 7) |
| #define DSI_DBI_COLOR_FORMAT_OPTION2 (0x05 << 13) |
| |
| #define DSI_INTR_STATE_RXSOTERROR 1 |
| |
| #define DSI_INTR_STATE_SPL_PKG_SENT (1 << 30) |
| #define DSI_INTR_STATE_TE (1 << 31) |
| |
| #define DSI_HS_TX_TIMEOUT_MASK (0xffffff) |
| |
| #define DSI_LP_RX_TIMEOUT_MASK (0xffffff) |
| |
| #define DSI_TURN_AROUND_TIMEOUT_MASK (0x3f) |
| |
| #define DSI_RESET_TIMER_MASK (0xffff) |
| |
| #define DSI_DBI_FIFO_WM_HALF (0x0) |
| #define DSI_DBI_FIFO_WM_QUARTER (0x1) |
| #define DSI_DBI_FIFO_WM_LOW (0x2) |
| |
| #define DSI_DPI_TIMING_MASK (0xffff) |
| |
| #define DSI_INIT_TIMER_MASK (0xffff) |
| |
| #define DSI_DBI_RETURN_PACK_SIZE_MASK (0x3ff) |
| |
| #define DSI_LP_BYTECLK_MASK (0x0ffff) |
| |
| #define DSI_HS_CTRL_GEN_SHORT_W0 (0x03) |
| #define DSI_HS_CTRL_GEN_SHORT_W1 (0x13) |
| #define DSI_HS_CTRL_GEN_SHORT_W2 (0x23) |
| #define DSI_HS_CTRL_GEN_R0 (0x04) |
| #define DSI_HS_CTRL_GEN_R1 (0x14) |
| #define DSI_HS_CTRL_GEN_R2 (0x24) |
| #define DSI_HS_CTRL_GEN_LONG_W (0x29) |
| #define DSI_HS_CTRL_MCS_SHORT_W0 (0x05) |
| #define DSI_HS_CTRL_MCS_SHORT_W1 (0x15) |
| #define DSI_HS_CTRL_MCS_R0 (0x06) |
| #define DSI_HS_CTRL_MCS_LONG_W (0x39) |
| #define DSI_HS_CTRL_VC_OFFSET (0x06) |
| #define DSI_HS_CTRL_WC_OFFSET (0x08) |
| |
| #define DSI_FIFO_GEN_HS_DATA_FULL (1 << 0) |
| #define DSI_FIFO_GEN_HS_DATA_HALF_EMPTY (1 << 1) |
| #define DSI_FIFO_GEN_HS_DATA_EMPTY (1 << 2) |
| #define DSI_FIFO_GEN_LP_DATA_FULL (1 << 8) |
| #define DSI_FIFO_GEN_LP_DATA_HALF_EMPTY (1 << 9) |
| #define DSI_FIFO_GEN_LP_DATA_EMPTY (1 << 10) |
| #define DSI_FIFO_GEN_HS_CTRL_FULL (1 << 16) |
| #define DSI_FIFO_GEN_HS_CTRL_HALF_EMPTY (1 << 17) |
| #define DSI_FIFO_GEN_HS_CTRL_EMPTY (1 << 18) |
| #define DSI_FIFO_GEN_LP_CTRL_FULL (1 << 24) |
| #define DSI_FIFO_GEN_LP_CTRL_HALF_EMPTY (1 << 25) |
| #define DSI_FIFO_GEN_LP_CTRL_EMPTY (1 << 26) |
| #define DSI_FIFO_DBI_EMPTY (1 << 27) |
| #define DSI_FIFO_DPI_EMPTY (1 << 28) |
| |
| #define DSI_DBI_HS_LP_SWITCH_MASK (0x1) |
| |
| #define DSI_HS_LP_SWITCH_COUNTER_OFFSET (0x0) |
| #define DSI_LP_HS_SWITCH_COUNTER_OFFSET (0x16) |
| |
| #define DSI_DPI_CTRL_HS_SHUTDOWN (0x00000001) |
| #define DSI_DPI_CTRL_HS_TURN_ON (0x00000002) |
| |
| /* Medfield DSI adapter registers */ |
| #define MIPIA_CONTROL_REG 0xb104 |
| #define MIPIA_DATA_ADD_REG 0xb108 |
| #define MIPIA_DATA_LEN_REG 0xb10c |
| #define MIPIA_CMD_ADD_REG 0xb110 |
| #define MIPIA_CMD_LEN_REG 0xb114 |
| |
| enum { |
| MDFLD_DSI_ENCODER_DBI = 0, |
| MDFLD_DSI_ENCODER_DPI, |
| }; |
| |
| enum { |
| MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_PULSE = 1, |
| MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_EVENTS = 2, |
| MDFLD_DSI_VIDEO_BURST_MODE = 3, |
| }; |
| |
| #define DSI_DPI_COMPLETE_LAST_LINE (1 << 2) |
| #define DSI_DPI_DISABLE_BTA (1 << 3) |
| |
| struct mdfld_dsi_connector_state { |
| u32 mipi_ctrl_reg; |
| }; |
| |
| struct mdfld_dsi_encoder_state { |
| |
| }; |
| |
| struct mdfld_dsi_connector { |
| /* |
| * This is ugly, but I have to use connector in it! :-( |
| * FIXME: use drm_connector instead. |
| */ |
| struct psb_intel_output base; |
| |
| int pipe; |
| void *private; |
| void *pkg_sender; |
| }; |
| |
| struct mdfld_dsi_encoder { |
| struct drm_encoder base; |
| void *private; |
| }; |
| |
| /* |
| * DSI config, consists of one DSI connector, two DSI encoders. |
| * DRM will pick up on DSI encoder basing on differents configs. |
| */ |
| struct mdfld_dsi_config { |
| struct drm_device *dev; |
| struct drm_display_mode *fixed_mode; |
| struct drm_display_mode *mode; |
| |
| struct mdfld_dsi_connector *connector; |
| struct mdfld_dsi_encoder *encoders[DRM_CONNECTOR_MAX_ENCODER]; |
| struct mdfld_dsi_encoder *encoder; |
| |
| int changed; |
| |
| int bpp; |
| int type; |
| int lane_count; |
| /*Virtual channel number for this encoder*/ |
| int channel_num; |
| /*video mode configure*/ |
| int video_mode; |
| |
| int dvr_ic_inited; |
| }; |
| |
| #define MDFLD_DSI_CONNECTOR(psb_output) \ |
| (container_of(psb_output, struct mdfld_dsi_connector, base)) |
| |
| #define MDFLD_DSI_ENCODER(encoder) \ |
| (container_of(encoder, struct mdfld_dsi_encoder, base)) |
| |
| static inline struct mdfld_dsi_config * |
| mdfld_dsi_get_config(struct mdfld_dsi_connector *connector) |
| { |
| if (!connector) |
| return NULL; |
| return (struct mdfld_dsi_config *)connector->private; |
| } |
| |
| static inline void *mdfld_dsi_get_pkg_sender(struct mdfld_dsi_config *config) |
| { |
| struct mdfld_dsi_connector *dsi_connector; |
| |
| if (!config) |
| return NULL; |
| |
| dsi_connector = config->connector; |
| |
| if (!dsi_connector) |
| return NULL; |
| |
| return dsi_connector->pkg_sender; |
| } |
| |
| static inline struct mdfld_dsi_config * |
| mdfld_dsi_encoder_get_config(struct mdfld_dsi_encoder *encoder) |
| { |
| if (!encoder) |
| return NULL; |
| return (struct mdfld_dsi_config *)encoder->private; |
| } |
| |
| static inline struct mdfld_dsi_connector * |
| mdfld_dsi_encoder_get_connector(struct mdfld_dsi_encoder *encoder) |
| { |
| struct mdfld_dsi_config *config; |
| |
| if (!encoder) |
| return NULL; |
| |
| config = mdfld_dsi_encoder_get_config(encoder); |
| if (!config) |
| return NULL; |
| |
| return config->connector; |
| } |
| |
| static inline void *mdfld_dsi_encoder_get_pkg_sender( |
| struct mdfld_dsi_encoder *encoder) |
| { |
| struct mdfld_dsi_config *dsi_config; |
| |
| dsi_config = mdfld_dsi_encoder_get_config(encoder); |
| if (!dsi_config) |
| return NULL; |
| |
| return mdfld_dsi_get_pkg_sender(dsi_config); |
| } |
| |
| static inline int mdfld_dsi_encoder_get_pipe(struct mdfld_dsi_encoder *encoder) |
| { |
| struct mdfld_dsi_connector *connector; |
| |
| if (!encoder) |
| return -1; |
| |
| connector = mdfld_dsi_encoder_get_connector(encoder); |
| if (!connector) |
| return -1; |
| |
| return connector->pipe; |
| } |
| |
| extern void mdfld_dsi_gen_fifo_ready(struct drm_device *dev, |
| u32 gen_fifo_stat_reg, u32 fifo_stat); |
| extern void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config, |
| int pipe); |
| extern void mdfld_dsi_brightness_control(struct drm_device *dev, int pipe, |
| int level); |
| extern void mdfld_dsi_output_init(struct drm_device *dev, int pipe, |
| struct mdfld_dsi_config *config, |
| struct panel_funcs *p_cmd_funcs, |
| struct panel_funcs *p_vid_funcs); |
| extern void mdfld_dsi_controller_init(struct mdfld_dsi_config *dsi_config, |
| int pipe); |
| |
| #endif /*__MDFLD_DSI_OUTPUT_H__*/ |