diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c | 207 |
1 files changed, 193 insertions, 14 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c index f94584c982cd..486be346d40d 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c @@ -1,5 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only -/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. +/* + * Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. */ #define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__ @@ -71,6 +73,19 @@ static u32 dpu_hw_util_log_mask = DPU_DBG_MASK_NONE; #define QSEED3LITE_SEP_LUT_SIZE \ (QSEED3LITE_LUT_SIZE * QSEED3LITE_SEPARABLE_LUTS * sizeof(u32)) +/* QOS_LUT */ +#define QOS_DANGER_LUT 0x00 +#define QOS_SAFE_LUT 0x04 +#define QOS_CREQ_LUT 0x08 +#define QOS_QOS_CTRL 0x0C +#define QOS_CREQ_LUT_0 0x14 +#define QOS_CREQ_LUT_1 0x18 + +/* QOS_QOS_CTRL */ +#define QOS_QOS_CTRL_DANGER_SAFE_EN BIT(0) +#define QOS_QOS_CTRL_DANGER_VBLANK_MASK GENMASK(5, 4) +#define QOS_QOS_CTRL_VBLANK_EN BIT(16) +#define QOS_QOS_CTRL_CREQ_VBLANK_MASK GENMASK(21, 20) void dpu_reg_write(struct dpu_hw_blk_reg_map *c, u32 reg_off, @@ -80,13 +95,13 @@ void dpu_reg_write(struct dpu_hw_blk_reg_map *c, /* don't need to mutex protect this */ if (c->log_mask & dpu_hw_util_log_mask) DPU_DEBUG_DRIVER("[%s:0x%X] <= 0x%X\n", - name, c->blk_off + reg_off, val); - writel_relaxed(val, c->base_off + c->blk_off + reg_off); + name, reg_off, val); + writel_relaxed(val, c->blk_addr + reg_off); } int dpu_reg_read(struct dpu_hw_blk_reg_map *c, u32 reg_off) { - return readl_relaxed(c->base_off + c->blk_off + reg_off); + return readl_relaxed(c->blk_addr + reg_off); } u32 *dpu_hw_util_get_log_mask_ptr(void) @@ -267,7 +282,7 @@ static void _dpu_hw_setup_scaler3_de(struct dpu_hw_blk_reg_map *c, void dpu_hw_setup_scaler3(struct dpu_hw_blk_reg_map *c, struct dpu_hw_scaler3_cfg *scaler3_cfg, u32 scaler_offset, u32 scaler_version, - const struct dpu_format *format) + const struct msm_format *format) { u32 op_mode = 0; u32 phase_init, preload, src_y_rgb, src_uv, dst; @@ -278,7 +293,7 @@ void dpu_hw_setup_scaler3(struct dpu_hw_blk_reg_map *c, op_mode |= BIT(0); op_mode |= (scaler3_cfg->y_rgb_filter_cfg & 0x3) << 16; - if (format && DPU_FORMAT_IS_YUV(format)) { + if (format && MSM_FORMAT_IS_YUV(format)) { op_mode |= BIT(12); op_mode |= (scaler3_cfg->uv_filter_cfg & 0x3) << 24; } @@ -352,7 +367,7 @@ void dpu_hw_setup_scaler3(struct dpu_hw_blk_reg_map *c, DPU_REG_WRITE(c, QSEED3_DST_SIZE + scaler_offset, dst); end: - if (format && !DPU_FORMAT_IS_DX(format)) + if (format && !MSM_FORMAT_IS_DX(format)) op_mode |= BIT(14); if (format && format->alpha_enable) { @@ -366,15 +381,9 @@ end: DPU_REG_WRITE(c, QSEED3_OP_MODE + scaler_offset, op_mode); } -u32 dpu_hw_get_scaler3_ver(struct dpu_hw_blk_reg_map *c, - u32 scaler_offset) -{ - return DPU_REG_READ(c, QSEED3_HW_VERSION + scaler_offset); -} - void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c, u32 csc_reg_off, - struct dpu_csc_cfg *data, bool csc10) + const struct dpu_csc_cfg *data, bool csc10) { static const u32 matrix_shift = 7; u32 clamp_shift = csc10 ? 16 : 8; @@ -422,3 +431,173 @@ void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c, DPU_REG_WRITE(c, csc_reg_off + 0x3c, data->csc_post_bv[1]); DPU_REG_WRITE(c, csc_reg_off + 0x40, data->csc_post_bv[2]); } + +/** + * _dpu_hw_get_qos_lut - get LUT mapping based on fill level + * @tbl: Pointer to LUT table + * @total_fl: fill level + * Return: LUT setting corresponding to the fill level + */ +u64 _dpu_hw_get_qos_lut(const struct dpu_qos_lut_tbl *tbl, + u32 total_fl) +{ + int i; + + if (!tbl || !tbl->nentry || !tbl->entries) + return 0; + + for (i = 0; i < tbl->nentry; i++) + if (total_fl <= tbl->entries[i].fl) + return tbl->entries[i].lut; + + /* if last fl is zero, use as default */ + if (!tbl->entries[i-1].fl) + return tbl->entries[i-1].lut; + + return 0; +} + +void _dpu_hw_setup_qos_lut(struct dpu_hw_blk_reg_map *c, u32 offset, + bool qos_8lvl, + const struct dpu_hw_qos_cfg *cfg) +{ + DPU_REG_WRITE(c, offset + QOS_DANGER_LUT, cfg->danger_lut); + DPU_REG_WRITE(c, offset + QOS_SAFE_LUT, cfg->safe_lut); + + if (qos_8lvl) { + DPU_REG_WRITE(c, offset + QOS_CREQ_LUT_0, cfg->creq_lut); + DPU_REG_WRITE(c, offset + QOS_CREQ_LUT_1, cfg->creq_lut >> 32); + } else { + DPU_REG_WRITE(c, offset + QOS_CREQ_LUT, cfg->creq_lut); + } + + DPU_REG_WRITE(c, offset + QOS_QOS_CTRL, + cfg->danger_safe_en ? QOS_QOS_CTRL_DANGER_SAFE_EN : 0); +} + +/* + * note: Aside from encoders, input_sel should be set to 0x0 by default + */ +void dpu_hw_setup_misr(struct dpu_hw_blk_reg_map *c, + u32 misr_ctrl_offset, u8 input_sel) +{ + u32 config = 0; + + DPU_REG_WRITE(c, misr_ctrl_offset, MISR_CTRL_STATUS_CLEAR); + + /* Clear old MISR value (in case it's read before a new value is calculated)*/ + wmb(); + + config = MISR_FRAME_COUNT | MISR_CTRL_ENABLE | MISR_CTRL_FREE_RUN_MASK | + ((input_sel & 0xF) << 24); + DPU_REG_WRITE(c, misr_ctrl_offset, config); +} + +int dpu_hw_collect_misr(struct dpu_hw_blk_reg_map *c, + u32 misr_ctrl_offset, + u32 misr_signature_offset, + u32 *misr_value) +{ + u32 ctrl = 0; + + if (!misr_value) + return -EINVAL; + + ctrl = DPU_REG_READ(c, misr_ctrl_offset); + + if (!(ctrl & MISR_CTRL_ENABLE)) + return -ENODATA; + + if (!(ctrl & MISR_CTRL_STATUS)) + return -EINVAL; + + *misr_value = DPU_REG_READ(c, misr_signature_offset); + + return 0; +} + +#define CDP_ENABLE BIT(0) +#define CDP_UBWC_META_ENABLE BIT(1) +#define CDP_TILE_AMORTIZE_ENABLE BIT(2) +#define CDP_PRELOAD_AHEAD_64 BIT(3) + +void dpu_setup_cdp(struct dpu_hw_blk_reg_map *c, u32 offset, + const struct msm_format *fmt, bool enable) +{ + u32 cdp_cntl = CDP_PRELOAD_AHEAD_64; + + if (enable) + cdp_cntl |= CDP_ENABLE; + if (MSM_FORMAT_IS_UBWC(fmt)) + cdp_cntl |= CDP_UBWC_META_ENABLE; + if (MSM_FORMAT_IS_UBWC(fmt) || + MSM_FORMAT_IS_TILE(fmt)) + cdp_cntl |= CDP_TILE_AMORTIZE_ENABLE; + + DPU_REG_WRITE(c, offset, cdp_cntl); +} + +bool dpu_hw_clk_force_ctrl(struct dpu_hw_blk_reg_map *c, + const struct dpu_clk_ctrl_reg *clk_ctrl_reg, + bool enable) +{ + u32 reg_val, new_val; + bool clk_forced_on; + + reg_val = DPU_REG_READ(c, clk_ctrl_reg->reg_off); + + if (enable) + new_val = reg_val | BIT(clk_ctrl_reg->bit_off); + else + new_val = reg_val & ~BIT(clk_ctrl_reg->bit_off); + + DPU_REG_WRITE(c, clk_ctrl_reg->reg_off, new_val); + + clk_forced_on = !(reg_val & BIT(clk_ctrl_reg->bit_off)); + + return clk_forced_on; +} + +#define TO_S15D16(_x_)((_x_) << 7) + +const struct dpu_csc_cfg dpu_csc_YUV2RGB_601L = { + { + /* S15.16 format */ + 0x00012A00, 0x00000000, 0x00019880, + 0x00012A00, 0xFFFF9B80, 0xFFFF3000, + 0x00012A00, 0x00020480, 0x00000000, + }, + /* signed bias */ + { 0xfff0, 0xff80, 0xff80,}, + { 0x0, 0x0, 0x0,}, + /* unsigned clamp */ + { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0,}, + { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff,}, +}; + +const struct dpu_csc_cfg dpu_csc10_YUV2RGB_601L = { + { + /* S15.16 format */ + 0x00012A00, 0x00000000, 0x00019880, + 0x00012A00, 0xFFFF9B80, 0xFFFF3000, + 0x00012A00, 0x00020480, 0x00000000, + }, + /* signed bias */ + { 0xffc0, 0xfe00, 0xfe00,}, + { 0x0, 0x0, 0x0,}, + /* unsigned clamp */ + { 0x40, 0x3ac, 0x40, 0x3c0, 0x40, 0x3c0,}, + { 0x00, 0x3ff, 0x00, 0x3ff, 0x00, 0x3ff,}, +}; + +const struct dpu_csc_cfg dpu_csc10_rgb2yuv_601l = { + { + TO_S15D16(0x0083), TO_S15D16(0x0102), TO_S15D16(0x0032), + TO_S15D16(0x1fb5), TO_S15D16(0x1f6c), TO_S15D16(0x00e1), + TO_S15D16(0x00e1), TO_S15D16(0x1f45), TO_S15D16(0x1fdc) + }, + { 0x00, 0x00, 0x00 }, + { 0x0040, 0x0200, 0x0200 }, + { 0x000, 0x3ff, 0x000, 0x3ff, 0x000, 0x3ff }, + { 0x040, 0x3ac, 0x040, 0x3c0, 0x040, 0x3c0 }, +}; |