drivers/gpu/ipu-v3/ipu-prv.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (c) 2010 Sascha Hauer <s.hauer@pengutronix.de>
   4  * Copyright (C) 2005-2009 Freescale Semiconductor, Inc.
   5  */
   6 #ifndef __IPU_PRV_H__
   7 #define __IPU_PRV_H__
   8
   9 struct ipu_soc;
  10
  11 #include <linux/io.h>
  12 #include <linux/types.h>
  13 #include <linux/device.h>
  14 #include <linux/clk.h>
  15 #include <linux/platform_device.h>
  16
  17 #include <video/imx-ipu-v3.h>
  18
  19 #define IPU_MCU_T_DEFAULT       8
  20 #define IPU_CM_IDMAC_REG_OFS    0x00008000
  21 #define IPU_CM_IC_REG_OFS       0x00020000
  22 #define IPU_CM_IRT_REG_OFS      0x00028000
  23 #define IPU_CM_CSI0_REG_OFS     0x00030000
  24 #define IPU_CM_CSI1_REG_OFS     0x00038000
  25 #define IPU_CM_SMFC_REG_OFS     0x00050000
  26 #define IPU_CM_DC_REG_OFS       0x00058000
  27 #define IPU_CM_DMFC_REG_OFS     0x00060000
  28
  29 /* Register addresses */
  30 /* IPU Common registers */
  31 #define IPU_CM_REG(offset)      (offset)
  32
  33 #define IPU_CONF                        IPU_CM_REG(0)
  34
  35 #define IPU_SRM_PRI1                    IPU_CM_REG(0x00a0)
  36 #define IPU_SRM_PRI2                    IPU_CM_REG(0x00a4)
  37 #define IPU_FS_PROC_FLOW1               IPU_CM_REG(0x00a8)
  38 #define IPU_FS_PROC_FLOW2               IPU_CM_REG(0x00ac)
  39 #define IPU_FS_PROC_FLOW3               IPU_CM_REG(0x00b0)
  40 #define IPU_FS_DISP_FLOW1               IPU_CM_REG(0x00b4)
  41 #define IPU_FS_DISP_FLOW2               IPU_CM_REG(0x00b8)
  42 #define IPU_SKIP                        IPU_CM_REG(0x00bc)
  43 #define IPU_DISP_ALT_CONF               IPU_CM_REG(0x00c0)
  44 #define IPU_DISP_GEN                    IPU_CM_REG(0x00c4)
  45 #define IPU_DISP_ALT1                   IPU_CM_REG(0x00c8)
  46 #define IPU_DISP_ALT2                   IPU_CM_REG(0x00cc)
  47 #define IPU_DISP_ALT3                   IPU_CM_REG(0x00d0)
  48 #define IPU_DISP_ALT4                   IPU_CM_REG(0x00d4)
  49 #define IPU_SNOOP                       IPU_CM_REG(0x00d8)
  50 #define IPU_MEM_RST                     IPU_CM_REG(0x00dc)
  51 #define IPU_PM                          IPU_CM_REG(0x00e0)
  52 #define IPU_GPR                         IPU_CM_REG(0x00e4)
  53 #define IPU_CHA_DB_MODE_SEL(ch)         IPU_CM_REG(0x0150 + 4 * ((ch) / 32))
  54 #define IPU_ALT_CHA_DB_MODE_SEL(ch)     IPU_CM_REG(0x0168 + 4 * ((ch) / 32))
  55 #define IPU_CHA_CUR_BUF(ch)             IPU_CM_REG(0x023C + 4 * ((ch) / 32))
  56 #define IPU_ALT_CUR_BUF0                IPU_CM_REG(0x0244)
  57 #define IPU_ALT_CUR_BUF1                IPU_CM_REG(0x0248)
  58 #define IPU_SRM_STAT                    IPU_CM_REG(0x024C)
  59 #define IPU_PROC_TASK_STAT              IPU_CM_REG(0x0250)
  60 #define IPU_DISP_TASK_STAT              IPU_CM_REG(0x0254)
  61 #define IPU_CHA_BUF0_RDY(ch)            IPU_CM_REG(0x0268 + 4 * ((ch) / 32))
  62 #define IPU_CHA_BUF1_RDY(ch)            IPU_CM_REG(0x0270 + 4 * ((ch) / 32))
  63 #define IPU_CHA_BUF2_RDY(ch)            IPU_CM_REG(0x0288 + 4 * ((ch) / 32))
  64 #define IPU_ALT_CHA_BUF0_RDY(ch)        IPU_CM_REG(0x0278 + 4 * ((ch) / 32))
  65 #define IPU_ALT_CHA_BUF1_RDY(ch)        IPU_CM_REG(0x0280 + 4 * ((ch) / 32))
  66
  67 #define IPU_INT_CTRL(n)         IPU_CM_REG(0x003C + 4 * (n))
  68 #define IPU_INT_STAT(n)         IPU_CM_REG(0x0200 + 4 * (n))
  69
  70 /* SRM_PRI2 */
  71 #define DP_S_SRM_MODE_MASK              (0x3 << 3)
  72 #define DP_S_SRM_MODE_NOW               (0x3 << 3)
  73 #define DP_S_SRM_MODE_NEXT_FRAME        (0x1 << 3)
  74
  75 /* FS_PROC_FLOW1 */
  76 #define FS_PRPENC_ROT_SRC_SEL_MASK      (0xf << 0)
  77 #define FS_PRPENC_ROT_SRC_SEL_ENC               (0x7 << 0)
  78 #define FS_PRPVF_ROT_SRC_SEL_MASK       (0xf << 8)
  79 #define FS_PRPVF_ROT_SRC_SEL_VF                 (0x8 << 8)
  80 #define FS_PP_SRC_SEL_MASK              (0xf << 12)
  81 #define FS_PP_ROT_SRC_SEL_MASK          (0xf << 16)
  82 #define FS_PP_ROT_SRC_SEL_PP                    (0x5 << 16)
  83 #define FS_VDI1_SRC_SEL_MASK            (0x3 << 20)
  84 #define FS_VDI3_SRC_SEL_MASK            (0x3 << 20)
  85 #define FS_PRP_SRC_SEL_MASK             (0xf << 24)
  86 #define FS_VDI_SRC_SEL_MASK             (0x3 << 28)
  87 #define FS_VDI_SRC_SEL_CSI_DIRECT               (0x1 << 28)
  88 #define FS_VDI_SRC_SEL_VDOA                     (0x2 << 28)
  89
  90 /* FS_PROC_FLOW2 */
  91 #define FS_PRP_ENC_DEST_SEL_MASK        (0xf << 0)
  92 #define FS_PRP_ENC_DEST_SEL_IRT_ENC             (0x1 << 0)
  93 #define FS_PRPVF_DEST_SEL_MASK          (0xf << 4)
  94 #define FS_PRPVF_DEST_SEL_IRT_VF                (0x1 << 4)
  95 #define FS_PRPVF_ROT_DEST_SEL_MASK      (0xf << 8)
  96 #define FS_PP_DEST_SEL_MASK             (0xf << 12)
  97 #define FS_PP_DEST_SEL_IRT_PP                   (0x3 << 12)
  98 #define FS_PP_ROT_DEST_SEL_MASK         (0xf << 16)
  99 #define FS_PRPENC_ROT_DEST_SEL_MASK     (0xf << 20)
 100 #define FS_PRP_DEST_SEL_MASK            (0xf << 24)
 101
 102 #define IPU_DI0_COUNTER_RELEASE                 (1 << 24)
 103 #define IPU_DI1_COUNTER_RELEASE                 (1 << 25)
 104
 105 #define IPU_IDMAC_REG(offset)   (offset)
 106
 107 #define IDMAC_CONF                      IPU_IDMAC_REG(0x0000)
 108 #define IDMAC_CHA_EN(ch)                IPU_IDMAC_REG(0x0004 + 4 * ((ch) / 32))
 109 #define IDMAC_SEP_ALPHA                 IPU_IDMAC_REG(0x000c)
 110 #define IDMAC_ALT_SEP_ALPHA             IPU_IDMAC_REG(0x0010)
 111 #define IDMAC_CHA_PRI(ch)               IPU_IDMAC_REG(0x0014 + 4 * ((ch) / 32))
 112 #define IDMAC_WM_EN(ch)                 IPU_IDMAC_REG(0x001c + 4 * ((ch) / 32))
 113 #define IDMAC_CH_LOCK_EN_1              IPU_IDMAC_REG(0x0024)
 114 #define IDMAC_CH_LOCK_EN_2              IPU_IDMAC_REG(0x0028)
 115 #define IDMAC_SUB_ADDR_0                IPU_IDMAC_REG(0x002c)
 116 #define IDMAC_SUB_ADDR_1                IPU_IDMAC_REG(0x0030)
 117 #define IDMAC_SUB_ADDR_2                IPU_IDMAC_REG(0x0034)
 118 #define IDMAC_BAND_EN(ch)               IPU_IDMAC_REG(0x0040 + 4 * ((ch) / 32))
 119 #define IDMAC_CHA_BUSY(ch)              IPU_IDMAC_REG(0x0100 + 4 * ((ch) / 32))
 120
 121 #define IPU_NUM_IRQS    (32 * 15)
 122
 123 enum ipu_modules {
 124         IPU_CONF_CSI0_EN                = (1 << 0),
 125         IPU_CONF_CSI1_EN                = (1 << 1),
 126         IPU_CONF_IC_EN                  = (1 << 2),
 127         IPU_CONF_ROT_EN                 = (1 << 3),
 128         IPU_CONF_ISP_EN                 = (1 << 4),
 129         IPU_CONF_DP_EN                  = (1 << 5),
 130         IPU_CONF_DI0_EN                 = (1 << 6),
 131         IPU_CONF_DI1_EN                 = (1 << 7),
 132         IPU_CONF_SMFC_EN                = (1 << 8),
 133         IPU_CONF_DC_EN                  = (1 << 9),
 134         IPU_CONF_DMFC_EN                = (1 << 10),
 135
 136         IPU_CONF_VDI_EN                 = (1 << 12),
 137
 138         IPU_CONF_IDMAC_DIS              = (1 << 22),
 139
 140         IPU_CONF_IC_DMFC_SEL            = (1 << 25),
 141         IPU_CONF_IC_DMFC_SYNC           = (1 << 26),
 142         IPU_CONF_VDI_DMFC_SYNC          = (1 << 27),
 143
 144         IPU_CONF_CSI0_DATA_SOURCE       = (1 << 28),
 145         IPU_CONF_CSI1_DATA_SOURCE       = (1 << 29),
 146         IPU_CONF_IC_INPUT               = (1 << 30),
 147         IPU_CONF_CSI_SEL                = (1 << 31),
 148 };
 149
 150 struct ipuv3_channel {
 151         unsigned int num;
 152         struct ipu_soc *ipu;
 153         struct list_head list;
 154 };
 155
 156 struct ipu_cpmem;
 157 struct ipu_csi;
 158 struct ipu_dc_priv;
 159 struct ipu_dmfc_priv;
 160 struct ipu_di;
 161 struct ipu_ic_priv;
 162 struct ipu_vdi;
 163 struct ipu_image_convert_priv;
 164 struct ipu_smfc_priv;
 165 struct ipu_pre;
 166 struct ipu_prg;
 167
 168 struct ipu_devtype;
 169
 170 struct ipu_soc {
 171         struct device           *dev;
 172         const struct ipu_devtype        *devtype;
 173         enum ipuv3_type         ipu_type;
 174         spinlock_t              lock;
 175         struct mutex            channel_lock;
 176         struct list_head        channels;
 177
 178         void __iomem            *cm_reg;
 179         void __iomem            *idmac_reg;
 180
 181         int                     id;
 182         int                     usecount;
 183
 184         struct clk              *clk;
 185
 186         int                     irq_sync;
 187         int                     irq_err;
 188         struct irq_domain       *domain;
 189
 190         struct ipu_cpmem        *cpmem_priv;
 191         struct ipu_dc_priv      *dc_priv;
 192         struct ipu_dp_priv      *dp_priv;
 193         struct ipu_dmfc_priv    *dmfc_priv;
 194         struct ipu_di           *di_priv[2];
 195         struct ipu_csi          *csi_priv[2];
 196         struct ipu_ic_priv      *ic_priv;
 197         struct ipu_vdi          *vdi_priv;
 198         struct ipu_image_convert_priv *image_convert_priv;
 199         struct ipu_smfc_priv    *smfc_priv;
 200         struct ipu_prg          *prg_priv;
 201 };
 202
 203 static inline u32 ipu_idmac_read(struct ipu_soc *ipu, unsigned offset)
 204 {
 205         return readl(ipu->idmac_reg + offset);
 206 }
 207
 208 static inline void ipu_idmac_write(struct ipu_soc *ipu, u32 value,
 209                                    unsigned offset)
 210 {
 211         writel(value, ipu->idmac_reg + offset);
 212 }
 213
 214 void ipu_srm_dp_update(struct ipu_soc *ipu, bool sync);
 215
 216 int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
 217 int ipu_module_disable(struct ipu_soc *ipu, u32 mask);
 218
 219 bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
 220
 221 int ipu_csi_init(struct ipu_soc *ipu, struct device *dev, int id,
 222                  unsigned long base, u32 module, struct clk *clk_ipu);
 223 void ipu_csi_exit(struct ipu_soc *ipu, int id);
 224
 225 int ipu_ic_init(struct ipu_soc *ipu, struct device *dev,
 226                 unsigned long base, unsigned long tpmem_base);
 227 void ipu_ic_exit(struct ipu_soc *ipu);
 228
 229 int ipu_vdi_init(struct ipu_soc *ipu, struct device *dev,
 230                  unsigned long base, u32 module);
 231 void ipu_vdi_exit(struct ipu_soc *ipu);
 232
 233 int ipu_image_convert_init(struct ipu_soc *ipu, struct device *dev);
 234 void ipu_image_convert_exit(struct ipu_soc *ipu);
 235
 236 int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id,
 237                 unsigned long base, u32 module, struct clk *ipu_clk);
 238 void ipu_di_exit(struct ipu_soc *ipu, int id);
 239
 240 int ipu_dmfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
 241                 struct clk *ipu_clk);
 242 void ipu_dmfc_exit(struct ipu_soc *ipu);
 243
 244 int ipu_dp_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
 245 void ipu_dp_exit(struct ipu_soc *ipu);
 246
 247 int ipu_dc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base,
 248                 unsigned long template_base);
 249 void ipu_dc_exit(struct ipu_soc *ipu);
 250
 251 int ipu_cpmem_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
 252 void ipu_cpmem_exit(struct ipu_soc *ipu);
 253
 254 int ipu_smfc_init(struct ipu_soc *ipu, struct device *dev, unsigned long base);
 255 void ipu_smfc_exit(struct ipu_soc *ipu);
 256
 257 struct ipu_pre *ipu_pre_lookup_by_phandle(struct device *dev, const char *name,
 258                                           int index);
 259 int ipu_pre_get_available_count(void);
 260 int ipu_pre_get(struct ipu_pre *pre);
 261 void ipu_pre_put(struct ipu_pre *pre);
 262 u32 ipu_pre_get_baddr(struct ipu_pre *pre);
 263 void ipu_pre_configure(struct ipu_pre *pre, unsigned int width,
 264                        unsigned int height, unsigned int stride, u32 format,
 265                        uint64_t modifier, unsigned int bufaddr);
 266 void ipu_pre_update(struct ipu_pre *pre, uint64_t modifier, unsigned int bufaddr);
 267 bool ipu_pre_update_pending(struct ipu_pre *pre);
 268
 269 struct ipu_prg *ipu_prg_lookup_by_phandle(struct device *dev, const char *name,
 270                                           int ipu_id);
 271
 272 extern struct platform_driver ipu_pre_drv;
 273 extern struct platform_driver ipu_prg_drv;
 274
 275 #endif                          /* __IPU_PRV_H__ */