378 lines
12 KiB
C
378 lines
12 KiB
C
/*
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* Copyright © 2010 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* jim liu <jim.liu@intel.com>
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* Jackie Li<yaodong.li@intel.com>
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*/
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#ifndef __MDFLD_DSI_OUTPUT_H__
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#define __MDFLD_DSI_OUTPUT_H__
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#include <linux/backlight.h>
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#include <drm/drmP.h>
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#include <drm/drm.h>
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#include <drm/drm_crtc.h>
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#include <drm/drm_edid.h>
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#include "psb_drv.h"
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#include "psb_intel_drv.h"
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#include "psb_intel_reg.h"
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#include "mdfld_output.h"
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#include <asm/intel-mid.h>
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#define FLD_MASK(start, end) (((1 << ((start) - (end) + 1)) - 1) << (end))
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#define FLD_VAL(val, start, end) (((val) << (end)) & FLD_MASK(start, end))
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#define FLD_GET(val, start, end) (((val) & FLD_MASK(start, end)) >> (end))
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#define FLD_MOD(orig, val, start, end) \
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(((orig) & ~FLD_MASK(start, end)) | FLD_VAL(val, start, end))
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#define REG_FLD_MOD(reg, val, start, end) \
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REG_WRITE(reg, FLD_MOD(REG_READ(reg), val, start, end))
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static inline int REGISTER_FLD_WAIT(struct drm_device *dev, u32 reg,
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u32 val, int start, int end)
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{
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int t = 100000;
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while (FLD_GET(REG_READ(reg), start, end) != val) {
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if (--t == 0)
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return 1;
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}
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return 0;
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}
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#define REG_FLD_WAIT(reg, val, start, end) \
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REGISTER_FLD_WAIT(dev, reg, val, start, end)
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#define REG_BIT_WAIT(reg, val, bitnum) \
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REGISTER_FLD_WAIT(dev, reg, val, bitnum, bitnum)
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#define MDFLD_DSI_BRIGHTNESS_MAX_LEVEL 100
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#ifdef DEBUG
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#define CHECK_PIPE(pipe) ({ \
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const typeof(pipe) __pipe = (pipe); \
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BUG_ON(__pipe != 0 && __pipe != 2); \
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__pipe; })
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#else
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#define CHECK_PIPE(pipe) (pipe)
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#endif
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/*
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* Actual MIPIA->MIPIC reg offset is 0x800, value 0x400 is valid for 0 and 2
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*/
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#define REG_OFFSET(pipe) (CHECK_PIPE(pipe) * 0x400)
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/* mdfld DSI controller registers */
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#define MIPI_DEVICE_READY_REG(pipe) (0xb000 + REG_OFFSET(pipe))
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#define MIPI_INTR_STAT_REG(pipe) (0xb004 + REG_OFFSET(pipe))
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#define MIPI_INTR_EN_REG(pipe) (0xb008 + REG_OFFSET(pipe))
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#define MIPI_DSI_FUNC_PRG_REG(pipe) (0xb00c + REG_OFFSET(pipe))
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#define MIPI_HS_TX_TIMEOUT_REG(pipe) (0xb010 + REG_OFFSET(pipe))
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#define MIPI_LP_RX_TIMEOUT_REG(pipe) (0xb014 + REG_OFFSET(pipe))
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#define MIPI_TURN_AROUND_TIMEOUT_REG(pipe) (0xb018 + REG_OFFSET(pipe))
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#define MIPI_DEVICE_RESET_TIMER_REG(pipe) (0xb01c + REG_OFFSET(pipe))
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#define MIPI_DPI_RESOLUTION_REG(pipe) (0xb020 + REG_OFFSET(pipe))
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#define MIPI_DBI_FIFO_THROTTLE_REG(pipe) (0xb024 + REG_OFFSET(pipe))
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#define MIPI_HSYNC_COUNT_REG(pipe) (0xb028 + REG_OFFSET(pipe))
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#define MIPI_HBP_COUNT_REG(pipe) (0xb02c + REG_OFFSET(pipe))
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#define MIPI_HFP_COUNT_REG(pipe) (0xb030 + REG_OFFSET(pipe))
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#define MIPI_HACTIVE_COUNT_REG(pipe) (0xb034 + REG_OFFSET(pipe))
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#define MIPI_VSYNC_COUNT_REG(pipe) (0xb038 + REG_OFFSET(pipe))
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#define MIPI_VBP_COUNT_REG(pipe) (0xb03c + REG_OFFSET(pipe))
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#define MIPI_VFP_COUNT_REG(pipe) (0xb040 + REG_OFFSET(pipe))
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#define MIPI_HIGH_LOW_SWITCH_COUNT_REG(pipe) (0xb044 + REG_OFFSET(pipe))
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#define MIPI_DPI_CONTROL_REG(pipe) (0xb048 + REG_OFFSET(pipe))
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#define MIPI_DPI_DATA_REG(pipe) (0xb04c + REG_OFFSET(pipe))
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#define MIPI_INIT_COUNT_REG(pipe) (0xb050 + REG_OFFSET(pipe))
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#define MIPI_MAX_RETURN_PACK_SIZE_REG(pipe) (0xb054 + REG_OFFSET(pipe))
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#define MIPI_VIDEO_MODE_FORMAT_REG(pipe) (0xb058 + REG_OFFSET(pipe))
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#define MIPI_EOT_DISABLE_REG(pipe) (0xb05c + REG_OFFSET(pipe))
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#define MIPI_LP_BYTECLK_REG(pipe) (0xb060 + REG_OFFSET(pipe))
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#define MIPI_LP_GEN_DATA_REG(pipe) (0xb064 + REG_OFFSET(pipe))
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#define MIPI_HS_GEN_DATA_REG(pipe) (0xb068 + REG_OFFSET(pipe))
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#define MIPI_LP_GEN_CTRL_REG(pipe) (0xb06c + REG_OFFSET(pipe))
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#define MIPI_HS_GEN_CTRL_REG(pipe) (0xb070 + REG_OFFSET(pipe))
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#define MIPI_GEN_FIFO_STAT_REG(pipe) (0xb074 + REG_OFFSET(pipe))
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#define MIPI_HS_LS_DBI_ENABLE_REG(pipe) (0xb078 + REG_OFFSET(pipe))
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#define MIPI_DPHY_PARAM_REG(pipe) (0xb080 + REG_OFFSET(pipe))
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#define MIPI_DBI_BW_CTRL_REG(pipe) (0xb084 + REG_OFFSET(pipe))
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#define MIPI_CLK_LANE_SWITCH_TIME_CNT_REG(pipe) (0xb088 + REG_OFFSET(pipe))
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#define MIPI_CTRL_REG(pipe) (0xb104 + REG_OFFSET(pipe))
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#define MIPI_DATA_ADD_REG(pipe) (0xb108 + REG_OFFSET(pipe))
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#define MIPI_DATA_LEN_REG(pipe) (0xb10c + REG_OFFSET(pipe))
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#define MIPI_CMD_ADD_REG(pipe) (0xb110 + REG_OFFSET(pipe))
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#define MIPI_CMD_LEN_REG(pipe) (0xb114 + REG_OFFSET(pipe))
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/* non-uniform reg offset */
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#define MIPI_PORT_CONTROL(pipe) (CHECK_PIPE(pipe) ? MIPI_C : MIPI)
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#define DSI_DEVICE_READY (0x1)
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#define DSI_POWER_STATE_ULPS_ENTER (0x2 << 1)
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#define DSI_POWER_STATE_ULPS_EXIT (0x1 << 1)
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#define DSI_POWER_STATE_ULPS_OFFSET (0x1)
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#define DSI_ONE_DATA_LANE (0x1)
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#define DSI_TWO_DATA_LANE (0x2)
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#define DSI_THREE_DATA_LANE (0X3)
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#define DSI_FOUR_DATA_LANE (0x4)
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#define DSI_DPI_VIRT_CHANNEL_OFFSET (0x3)
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#define DSI_DBI_VIRT_CHANNEL_OFFSET (0x5)
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#define DSI_DPI_COLOR_FORMAT_RGB565 (0x01 << 7)
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#define DSI_DPI_COLOR_FORMAT_RGB666 (0x02 << 7)
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#define DSI_DPI_COLOR_FORMAT_RGB666_UNPACK (0x03 << 7)
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#define DSI_DPI_COLOR_FORMAT_RGB888 (0x04 << 7)
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#define DSI_DBI_COLOR_FORMAT_OPTION2 (0x05 << 13)
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#define DSI_INTR_STATE_RXSOTERROR BIT(0)
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#define DSI_INTR_STATE_SPL_PKG_SENT BIT(30)
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#define DSI_INTR_STATE_TE BIT(31)
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#define DSI_HS_TX_TIMEOUT_MASK (0xffffff)
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#define DSI_LP_RX_TIMEOUT_MASK (0xffffff)
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#define DSI_TURN_AROUND_TIMEOUT_MASK (0x3f)
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#define DSI_RESET_TIMER_MASK (0xffff)
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#define DSI_DBI_FIFO_WM_HALF (0x0)
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#define DSI_DBI_FIFO_WM_QUARTER (0x1)
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#define DSI_DBI_FIFO_WM_LOW (0x2)
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#define DSI_DPI_TIMING_MASK (0xffff)
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#define DSI_INIT_TIMER_MASK (0xffff)
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#define DSI_DBI_RETURN_PACK_SIZE_MASK (0x3ff)
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#define DSI_LP_BYTECLK_MASK (0x0ffff)
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#define DSI_HS_CTRL_GEN_SHORT_W0 (0x03)
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#define DSI_HS_CTRL_GEN_SHORT_W1 (0x13)
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#define DSI_HS_CTRL_GEN_SHORT_W2 (0x23)
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#define DSI_HS_CTRL_GEN_R0 (0x04)
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#define DSI_HS_CTRL_GEN_R1 (0x14)
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#define DSI_HS_CTRL_GEN_R2 (0x24)
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#define DSI_HS_CTRL_GEN_LONG_W (0x29)
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#define DSI_HS_CTRL_MCS_SHORT_W0 (0x05)
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#define DSI_HS_CTRL_MCS_SHORT_W1 (0x15)
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#define DSI_HS_CTRL_MCS_R0 (0x06)
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#define DSI_HS_CTRL_MCS_LONG_W (0x39)
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#define DSI_HS_CTRL_VC_OFFSET (0x06)
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#define DSI_HS_CTRL_WC_OFFSET (0x08)
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#define DSI_FIFO_GEN_HS_DATA_FULL BIT(0)
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#define DSI_FIFO_GEN_HS_DATA_HALF_EMPTY BIT(1)
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#define DSI_FIFO_GEN_HS_DATA_EMPTY BIT(2)
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#define DSI_FIFO_GEN_LP_DATA_FULL BIT(8)
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#define DSI_FIFO_GEN_LP_DATA_HALF_EMPTY BIT(9)
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#define DSI_FIFO_GEN_LP_DATA_EMPTY BIT(10)
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#define DSI_FIFO_GEN_HS_CTRL_FULL BIT(16)
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#define DSI_FIFO_GEN_HS_CTRL_HALF_EMPTY BIT(17)
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#define DSI_FIFO_GEN_HS_CTRL_EMPTY BIT(18)
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#define DSI_FIFO_GEN_LP_CTRL_FULL BIT(24)
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#define DSI_FIFO_GEN_LP_CTRL_HALF_EMPTY BIT(25)
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#define DSI_FIFO_GEN_LP_CTRL_EMPTY BIT(26)
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#define DSI_FIFO_DBI_EMPTY BIT(27)
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#define DSI_FIFO_DPI_EMPTY BIT(28)
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#define DSI_DBI_HS_LP_SWITCH_MASK (0x1)
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#define DSI_HS_LP_SWITCH_COUNTER_OFFSET (0x0)
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#define DSI_LP_HS_SWITCH_COUNTER_OFFSET (0x16)
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#define DSI_DPI_CTRL_HS_SHUTDOWN (0x00000001)
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#define DSI_DPI_CTRL_HS_TURN_ON (0x00000002)
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/*dsi power modes*/
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#define DSI_POWER_MODE_DISPLAY_ON BIT(2)
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#define DSI_POWER_MODE_NORMAL_ON BIT(3)
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#define DSI_POWER_MODE_SLEEP_OUT BIT(4)
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#define DSI_POWER_MODE_PARTIAL_ON BIT(5)
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#define DSI_POWER_MODE_IDLE_ON BIT(6)
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enum {
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MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_PULSE = 1,
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MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_EVENTS = 2,
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MDFLD_DSI_VIDEO_BURST_MODE = 3,
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};
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#define DSI_DPI_COMPLETE_LAST_LINE BIT(2)
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#define DSI_DPI_DISABLE_BTA BIT(3)
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struct mdfld_dsi_connector {
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struct gma_connector base;
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int pipe;
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void *private;
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void *pkg_sender;
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/* Connection status */
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enum drm_connector_status status;
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};
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struct mdfld_dsi_encoder {
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struct gma_encoder base;
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void *private;
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};
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/*
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* DSI config, consists of one DSI connector, two DSI encoders.
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* DRM will pick up on DSI encoder basing on differents configs.
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*/
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struct mdfld_dsi_config {
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struct drm_device *dev;
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struct drm_display_mode *fixed_mode;
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struct drm_display_mode *mode;
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struct mdfld_dsi_connector *connector;
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struct mdfld_dsi_encoder *encoder;
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int changed;
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int bpp;
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int lane_count;
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/*Virtual channel number for this encoder*/
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int channel_num;
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/*video mode configure*/
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int video_mode;
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int dvr_ic_inited;
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};
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static inline struct mdfld_dsi_connector *mdfld_dsi_connector(
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struct drm_connector *connector)
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{
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struct gma_connector *gma_connector;
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gma_connector = to_gma_connector(connector);
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return container_of(gma_connector, struct mdfld_dsi_connector, base);
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}
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static inline struct mdfld_dsi_encoder *mdfld_dsi_encoder(
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struct drm_encoder *encoder)
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{
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struct gma_encoder *gma_encoder;
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gma_encoder = to_gma_encoder(encoder);
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return container_of(gma_encoder, struct mdfld_dsi_encoder, base);
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}
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static inline struct mdfld_dsi_config *
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mdfld_dsi_get_config(struct mdfld_dsi_connector *connector)
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{
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if (!connector)
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return NULL;
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return (struct mdfld_dsi_config *)connector->private;
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}
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static inline void *mdfld_dsi_get_pkg_sender(struct mdfld_dsi_config *config)
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{
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struct mdfld_dsi_connector *dsi_connector;
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if (!config)
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return NULL;
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dsi_connector = config->connector;
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if (!dsi_connector)
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return NULL;
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return dsi_connector->pkg_sender;
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}
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static inline struct mdfld_dsi_config *
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mdfld_dsi_encoder_get_config(struct mdfld_dsi_encoder *encoder)
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{
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if (!encoder)
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return NULL;
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return (struct mdfld_dsi_config *)encoder->private;
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}
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static inline struct mdfld_dsi_connector *
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mdfld_dsi_encoder_get_connector(struct mdfld_dsi_encoder *encoder)
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{
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struct mdfld_dsi_config *config;
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if (!encoder)
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return NULL;
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config = mdfld_dsi_encoder_get_config(encoder);
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if (!config)
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return NULL;
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return config->connector;
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}
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static inline void *mdfld_dsi_encoder_get_pkg_sender(
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struct mdfld_dsi_encoder *encoder)
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{
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struct mdfld_dsi_config *dsi_config;
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dsi_config = mdfld_dsi_encoder_get_config(encoder);
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if (!dsi_config)
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return NULL;
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return mdfld_dsi_get_pkg_sender(dsi_config);
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}
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static inline int mdfld_dsi_encoder_get_pipe(struct mdfld_dsi_encoder *encoder)
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{
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struct mdfld_dsi_connector *connector;
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if (!encoder)
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return -1;
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connector = mdfld_dsi_encoder_get_connector(encoder);
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if (!connector)
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return -1;
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return connector->pipe;
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}
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/* Export functions */
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extern void mdfld_dsi_gen_fifo_ready(struct drm_device *dev,
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u32 gen_fifo_stat_reg, u32 fifo_stat);
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extern void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config,
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int pipe);
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extern void mdfld_dsi_brightness_control(struct drm_device *dev, int pipe,
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int level);
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extern void mdfld_dsi_output_init(struct drm_device *dev,
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int pipe,
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const struct panel_funcs *p_vid_funcs);
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extern void mdfld_dsi_controller_init(struct mdfld_dsi_config *dsi_config,
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int pipe);
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extern int mdfld_dsi_get_power_mode(struct mdfld_dsi_config *dsi_config,
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u32 *mode, bool hs);
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extern int mdfld_dsi_panel_reset(int pipe);
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#endif /*__MDFLD_DSI_OUTPUT_H__*/
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