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Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_vop.h')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_vop.h430
1 files changed, 430 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
new file mode 100644
index 000000000..850284983
--- /dev/null
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
@@ -0,0 +1,430 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
+ * Author:Mark Yao <mark.yao@rock-chips.com>
+ */
+
+#ifndef _ROCKCHIP_DRM_VOP_H
+#define _ROCKCHIP_DRM_VOP_H
+
+/*
+ * major: IP major version, used for IP structure
+ * minor: big feature change under same structure
+ */
+#define VOP_VERSION(major, minor) ((major) << 8 | (minor))
+#define VOP_MAJOR(version) ((version) >> 8)
+#define VOP_MINOR(version) ((version) & 0xff)
+
+#define NUM_YUV2YUV_COEFFICIENTS 12
+
+/* AFBC supports a number of configurable modes. Relevant to us is block size
+ * (16x16 or 32x8), storage modifiers (SPARSE, SPLIT), and the YUV-like
+ * colourspace transform (YTR). 16x16 SPARSE mode is always used. SPLIT mode
+ * could be enabled via the hreg_block_split register, but is not currently
+ * handled. The colourspace transform is implicitly always assumed by the
+ * decoder, so consumers must use this transform as well.
+ *
+ * Failure to match modifiers will cause errors displaying AFBC buffers
+ * produced by conformant AFBC producers, including Mesa.
+ */
+#define ROCKCHIP_AFBC_MOD \
+ DRM_FORMAT_MOD_ARM_AFBC( \
+ AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | AFBC_FORMAT_MOD_SPARSE \
+ | AFBC_FORMAT_MOD_YTR \
+ )
+
+enum vop_data_format {
+ VOP_FMT_ARGB8888 = 0,
+ VOP_FMT_RGB888,
+ VOP_FMT_RGB565,
+ VOP_FMT_YUV420SP = 4,
+ VOP_FMT_YUV422SP,
+ VOP_FMT_YUV444SP,
+};
+
+struct vop_reg {
+ uint32_t mask;
+ uint16_t offset;
+ uint8_t shift;
+ bool write_mask;
+ bool relaxed;
+};
+
+struct vop_afbc {
+ struct vop_reg enable;
+ struct vop_reg win_sel;
+ struct vop_reg format;
+ struct vop_reg rb_swap;
+ struct vop_reg uv_swap;
+ struct vop_reg auto_gating_en;
+ struct vop_reg block_split_en;
+ struct vop_reg pic_vir_width;
+ struct vop_reg tile_num;
+ struct vop_reg hreg_block_split;
+ struct vop_reg pic_offset;
+ struct vop_reg pic_size;
+ struct vop_reg dsp_offset;
+ struct vop_reg transform_offset;
+ struct vop_reg hdr_ptr;
+ struct vop_reg half_block_en;
+ struct vop_reg xmirror;
+ struct vop_reg ymirror;
+ struct vop_reg rotate_270;
+ struct vop_reg rotate_90;
+ struct vop_reg rstn;
+};
+
+struct vop_modeset {
+ struct vop_reg htotal_pw;
+ struct vop_reg hact_st_end;
+ struct vop_reg hpost_st_end;
+ struct vop_reg vtotal_pw;
+ struct vop_reg vact_st_end;
+ struct vop_reg vpost_st_end;
+};
+
+struct vop_output {
+ struct vop_reg pin_pol;
+ struct vop_reg dp_pin_pol;
+ struct vop_reg dp_dclk_pol;
+ struct vop_reg edp_pin_pol;
+ struct vop_reg edp_dclk_pol;
+ struct vop_reg hdmi_pin_pol;
+ struct vop_reg hdmi_dclk_pol;
+ struct vop_reg mipi_pin_pol;
+ struct vop_reg mipi_dclk_pol;
+ struct vop_reg rgb_pin_pol;
+ struct vop_reg rgb_dclk_pol;
+ struct vop_reg dp_en;
+ struct vop_reg edp_en;
+ struct vop_reg hdmi_en;
+ struct vop_reg mipi_en;
+ struct vop_reg mipi_dual_channel_en;
+ struct vop_reg rgb_en;
+};
+
+struct vop_common {
+ struct vop_reg cfg_done;
+ struct vop_reg dsp_blank;
+ struct vop_reg data_blank;
+ struct vop_reg pre_dither_down;
+ struct vop_reg dither_down_sel;
+ struct vop_reg dither_down_mode;
+ struct vop_reg dither_down_en;
+ struct vop_reg dither_up;
+ struct vop_reg dsp_lut_en;
+ struct vop_reg update_gamma_lut;
+ struct vop_reg lut_buffer_index;
+ struct vop_reg gate_en;
+ struct vop_reg mmu_en;
+ struct vop_reg out_mode;
+ struct vop_reg standby;
+};
+
+struct vop_misc {
+ struct vop_reg global_regdone_en;
+};
+
+struct vop_intr {
+ const int *intrs;
+ uint32_t nintrs;
+
+ struct vop_reg line_flag_num[2];
+ struct vop_reg enable;
+ struct vop_reg clear;
+ struct vop_reg status;
+};
+
+struct vop_scl_extension {
+ struct vop_reg cbcr_vsd_mode;
+ struct vop_reg cbcr_vsu_mode;
+ struct vop_reg cbcr_hsd_mode;
+ struct vop_reg cbcr_ver_scl_mode;
+ struct vop_reg cbcr_hor_scl_mode;
+ struct vop_reg yrgb_vsd_mode;
+ struct vop_reg yrgb_vsu_mode;
+ struct vop_reg yrgb_hsd_mode;
+ struct vop_reg yrgb_ver_scl_mode;
+ struct vop_reg yrgb_hor_scl_mode;
+ struct vop_reg line_load_mode;
+ struct vop_reg cbcr_axi_gather_num;
+ struct vop_reg yrgb_axi_gather_num;
+ struct vop_reg vsd_cbcr_gt2;
+ struct vop_reg vsd_cbcr_gt4;
+ struct vop_reg vsd_yrgb_gt2;
+ struct vop_reg vsd_yrgb_gt4;
+ struct vop_reg bic_coe_sel;
+ struct vop_reg cbcr_axi_gather_en;
+ struct vop_reg yrgb_axi_gather_en;
+ struct vop_reg lb_mode;
+};
+
+struct vop_scl_regs {
+ const struct vop_scl_extension *ext;
+
+ struct vop_reg scale_yrgb_x;
+ struct vop_reg scale_yrgb_y;
+ struct vop_reg scale_cbcr_x;
+ struct vop_reg scale_cbcr_y;
+};
+
+struct vop_yuv2yuv_phy {
+ struct vop_reg y2r_coefficients[NUM_YUV2YUV_COEFFICIENTS];
+};
+
+struct vop_win_phy {
+ const struct vop_scl_regs *scl;
+ const uint32_t *data_formats;
+ uint32_t nformats;
+ const uint64_t *format_modifiers;
+
+ struct vop_reg enable;
+ struct vop_reg gate;
+ struct vop_reg format;
+ struct vop_reg rb_swap;
+ struct vop_reg uv_swap;
+ struct vop_reg act_info;
+ struct vop_reg dsp_info;
+ struct vop_reg dsp_st;
+ struct vop_reg yrgb_mst;
+ struct vop_reg uv_mst;
+ struct vop_reg yrgb_vir;
+ struct vop_reg uv_vir;
+ struct vop_reg y_mir_en;
+ struct vop_reg x_mir_en;
+
+ struct vop_reg dst_alpha_ctl;
+ struct vop_reg src_alpha_ctl;
+ struct vop_reg alpha_pre_mul;
+ struct vop_reg alpha_mode;
+ struct vop_reg alpha_en;
+ struct vop_reg channel;
+};
+
+struct vop_win_yuv2yuv_data {
+ uint32_t base;
+ const struct vop_yuv2yuv_phy *phy;
+ struct vop_reg y2r_en;
+};
+
+struct vop_win_data {
+ uint32_t base;
+ const struct vop_win_phy *phy;
+ enum drm_plane_type type;
+};
+
+struct vop_data {
+ uint32_t version;
+ const struct vop_intr *intr;
+ const struct vop_common *common;
+ const struct vop_misc *misc;
+ const struct vop_modeset *modeset;
+ const struct vop_output *output;
+ const struct vop_afbc *afbc;
+ const struct vop_win_yuv2yuv_data *win_yuv2yuv;
+ const struct vop_win_data *win;
+ unsigned int win_size;
+ unsigned int lut_size;
+
+#define VOP_FEATURE_OUTPUT_RGB10 BIT(0)
+#define VOP_FEATURE_INTERNAL_RGB BIT(1)
+ u64 feature;
+};
+
+/* interrupt define */
+#define DSP_HOLD_VALID_INTR (1 << 0)
+#define FS_INTR (1 << 1)
+#define LINE_FLAG_INTR (1 << 2)
+#define BUS_ERROR_INTR (1 << 3)
+
+#define INTR_MASK (DSP_HOLD_VALID_INTR | FS_INTR | \
+ LINE_FLAG_INTR | BUS_ERROR_INTR)
+
+#define DSP_HOLD_VALID_INTR_EN(x) ((x) << 4)
+#define FS_INTR_EN(x) ((x) << 5)
+#define LINE_FLAG_INTR_EN(x) ((x) << 6)
+#define BUS_ERROR_INTR_EN(x) ((x) << 7)
+#define DSP_HOLD_VALID_INTR_MASK (1 << 4)
+#define FS_INTR_MASK (1 << 5)
+#define LINE_FLAG_INTR_MASK (1 << 6)
+#define BUS_ERROR_INTR_MASK (1 << 7)
+
+#define INTR_CLR_SHIFT 8
+#define DSP_HOLD_VALID_INTR_CLR (1 << (INTR_CLR_SHIFT + 0))
+#define FS_INTR_CLR (1 << (INTR_CLR_SHIFT + 1))
+#define LINE_FLAG_INTR_CLR (1 << (INTR_CLR_SHIFT + 2))
+#define BUS_ERROR_INTR_CLR (1 << (INTR_CLR_SHIFT + 3))
+
+#define DSP_LINE_NUM(x) (((x) & 0x1fff) << 12)
+#define DSP_LINE_NUM_MASK (0x1fff << 12)
+
+/* src alpha ctrl define */
+#define SRC_FADING_VALUE(x) (((x) & 0xff) << 24)
+#define SRC_GLOBAL_ALPHA(x) (((x) & 0xff) << 16)
+#define SRC_FACTOR_M0(x) (((x) & 0x7) << 6)
+#define SRC_ALPHA_CAL_M0(x) (((x) & 0x1) << 5)
+#define SRC_BLEND_M0(x) (((x) & 0x3) << 3)
+#define SRC_ALPHA_M0(x) (((x) & 0x1) << 2)
+#define SRC_COLOR_M0(x) (((x) & 0x1) << 1)
+#define SRC_ALPHA_EN(x) (((x) & 0x1) << 0)
+/* dst alpha ctrl define */
+#define DST_FACTOR_M0(x) (((x) & 0x7) << 6)
+
+/*
+ * display output interface supported by rockchip lcdc
+ */
+#define ROCKCHIP_OUT_MODE_P888 0
+#define ROCKCHIP_OUT_MODE_P666 1
+#define ROCKCHIP_OUT_MODE_P565 2
+/* for use special outface */
+#define ROCKCHIP_OUT_MODE_AAAA 15
+
+/* output flags */
+#define ROCKCHIP_OUTPUT_DSI_DUAL BIT(0)
+
+enum alpha_mode {
+ ALPHA_STRAIGHT,
+ ALPHA_INVERSE,
+};
+
+enum global_blend_mode {
+ ALPHA_GLOBAL,
+ ALPHA_PER_PIX,
+ ALPHA_PER_PIX_GLOBAL,
+};
+
+enum alpha_cal_mode {
+ ALPHA_SATURATION,
+ ALPHA_NO_SATURATION,
+};
+
+enum color_mode {
+ ALPHA_SRC_PRE_MUL,
+ ALPHA_SRC_NO_PRE_MUL,
+};
+
+enum factor_mode {
+ ALPHA_ZERO,
+ ALPHA_ONE,
+ ALPHA_SRC,
+ ALPHA_SRC_INVERSE,
+ ALPHA_SRC_GLOBAL,
+};
+
+enum scale_mode {
+ SCALE_NONE = 0x0,
+ SCALE_UP = 0x1,
+ SCALE_DOWN = 0x2
+};
+
+enum lb_mode {
+ LB_YUV_3840X5 = 0x0,
+ LB_YUV_2560X8 = 0x1,
+ LB_RGB_3840X2 = 0x2,
+ LB_RGB_2560X4 = 0x3,
+ LB_RGB_1920X5 = 0x4,
+ LB_RGB_1280X8 = 0x5
+};
+
+enum sacle_up_mode {
+ SCALE_UP_BIL = 0x0,
+ SCALE_UP_BIC = 0x1
+};
+
+enum scale_down_mode {
+ SCALE_DOWN_BIL = 0x0,
+ SCALE_DOWN_AVG = 0x1
+};
+
+enum dither_down_mode {
+ RGB888_TO_RGB565 = 0x0,
+ RGB888_TO_RGB666 = 0x1
+};
+
+enum dither_down_mode_sel {
+ DITHER_DOWN_ALLEGRO = 0x0,
+ DITHER_DOWN_FRC = 0x1
+};
+
+enum vop_pol {
+ HSYNC_POSITIVE = 0,
+ VSYNC_POSITIVE = 1,
+ DEN_NEGATIVE = 2
+};
+
+#define FRAC_16_16(mult, div) (((mult) << 16) / (div))
+#define SCL_FT_DEFAULT_FIXPOINT_SHIFT 12
+#define SCL_MAX_VSKIPLINES 4
+#define MIN_SCL_FT_AFTER_VSKIP 1
+
+static inline uint16_t scl_cal_scale(int src, int dst, int shift)
+{
+ return ((src * 2 - 3) << (shift - 1)) / (dst - 1);
+}
+
+static inline uint16_t scl_cal_scale2(int src, int dst)
+{
+ return ((src - 1) << 12) / (dst - 1);
+}
+
+#define GET_SCL_FT_BILI_DN(src, dst) scl_cal_scale(src, dst, 12)
+#define GET_SCL_FT_BILI_UP(src, dst) scl_cal_scale(src, dst, 16)
+#define GET_SCL_FT_BIC(src, dst) scl_cal_scale(src, dst, 16)
+
+static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h,
+ int vskiplines)
+{
+ int act_height;
+
+ act_height = DIV_ROUND_UP(src_h, vskiplines);
+
+ if (act_height == dst_h)
+ return GET_SCL_FT_BILI_DN(src_h, dst_h) / vskiplines;
+
+ return GET_SCL_FT_BILI_DN(act_height, dst_h);
+}
+
+static inline enum scale_mode scl_get_scl_mode(int src, int dst)
+{
+ if (src < dst)
+ return SCALE_UP;
+ else if (src > dst)
+ return SCALE_DOWN;
+
+ return SCALE_NONE;
+}
+
+static inline int scl_get_vskiplines(uint32_t srch, uint32_t dsth)
+{
+ uint32_t vskiplines;
+
+ for (vskiplines = SCL_MAX_VSKIPLINES; vskiplines > 1; vskiplines /= 2)
+ if (srch >= vskiplines * dsth * MIN_SCL_FT_AFTER_VSKIP)
+ break;
+
+ return vskiplines;
+}
+
+static inline int scl_vop_cal_lb_mode(int width, bool is_yuv)
+{
+ int lb_mode;
+
+ if (is_yuv) {
+ if (width > 1280)
+ lb_mode = LB_YUV_3840X5;
+ else
+ lb_mode = LB_YUV_2560X8;
+ } else {
+ if (width > 2560)
+ lb_mode = LB_RGB_3840X2;
+ else if (width > 1920)
+ lb_mode = LB_RGB_2560X4;
+ else
+ lb_mode = LB_RGB_1920X5;
+ }
+
+ return lb_mode;
+}
+
+extern const struct component_ops vop_component_ops;
+#endif /* _ROCKCHIP_DRM_VOP_H */