Drop the struct ili9805_instr and the init table
and use init functions.

Signed-off-by: Michail Tatas <[email protected]>
---
 drivers/gpu/drm/panel/panel-ilitek-ili9805.c | 156 +++++++++----------
 1 file changed, 73 insertions(+), 83 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c 
b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
index 7e9587afebbe..a70b9512746a 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c
@@ -25,22 +25,9 @@
 #define ILI9805_SETEXTC_PARAMETER2             (0x98)
 #define ILI9805_SETEXTC_PARAMETER3             (0x05)
 
-#define ILI9805_INSTR(_delay, ...) { \
-               .delay = (_delay), \
-               .len = sizeof((u8[]) {__VA_ARGS__}), \
-               .data = (u8[]){__VA_ARGS__} \
-       }
-
-struct ili9805_instr {
-       size_t len;
-       const u8 *data;
-       u32 delay;
-};
-
 struct ili9805_desc {
        const char *name;
-       const struct ili9805_instr *init;
-       const size_t init_length;
+       void (*init)(struct mipi_dsi_multi_context *ctx);
        const struct drm_display_mode *mode;
        u32 width_mm;
        u32 height_mm;
@@ -56,65 +43,78 @@ struct ili9805 {
        struct gpio_desc        *reset_gpio;
 };
 
-static const struct ili9805_instr gpm1780a0_init[] = {
-       ILI9805_INSTR(100, ILI9805_EXTCMD_CMD_SET_ENABLE_REG, 
ILI9805_SETEXTC_PARAMETER1,
-                     ILI9805_SETEXTC_PARAMETER2, ILI9805_SETEXTC_PARAMETER3),
-       ILI9805_INSTR(100, 0xFD, 0x0F, 0x10, 0x44, 0x00),
-       ILI9805_INSTR(0, 0xf8, 0x18, 0x02, 0x02, 0x18, 0x02, 0x02, 0x30, 0x00,
-                     0x00, 0x30, 0x00, 0x00, 0x30, 0x00, 0x00),
-       ILI9805_INSTR(0, 0xB8, 0x62),
-       ILI9805_INSTR(0, 0xF1, 0x00),
-       ILI9805_INSTR(0, 0xF2, 0x00, 0x58, 0x40),
-       ILI9805_INSTR(0, 0xF3, 0x60, 0x83, 0x04),
-       ILI9805_INSTR(0, 0xFC, 0x04, 0x0F, 0x01),
-       ILI9805_INSTR(0, 0xEB, 0x08, 0x0F),
-       ILI9805_INSTR(0, 0xe0, 0x00, 0x08, 0x0d, 0x0e, 0x0e, 0x0d, 0x0a, 0x08, 
0x04,
-                     0x08, 0x0d, 0x0f, 0x0b, 0x1c, 0x14, 0x0a),
-       ILI9805_INSTR(0, 0xe1, 0x00, 0x08, 0x0d, 0x0e, 0x0e, 0x0d, 0x0a, 0x08, 
0x04,
-                     0x08, 0x0d, 0x0f, 0x0b, 0x1c, 0x14, 0x0a),
-       ILI9805_INSTR(10, 0xc1, 0x13, 0x39, 0x19, 0x06),
-       ILI9805_INSTR(10, 0xc7, 0xe5),
-       ILI9805_INSTR(10, 0xB1, 0x00, 0x12, 0x14),
-       ILI9805_INSTR(10, 0xB4, 0x02),
-       ILI9805_INSTR(0, 0xBB, 0x14, 0x55),
-       ILI9805_INSTR(0, MIPI_DCS_SET_ADDRESS_MODE, 0x08),
-       ILI9805_INSTR(0, MIPI_DCS_SET_PIXEL_FORMAT, 0x77),
-       ILI9805_INSTR(0, 0x20),
-       ILI9805_INSTR(0, 0xB0, 0x01),
-       ILI9805_INSTR(0, 0xB6, 0x31, 0x00, 0xef),
-       ILI9805_INSTR(0, 0xDF, 0x23),
-       ILI9805_INSTR(0, 0xB9, 0x02, 0x00),
-};
+static void gpm1780a0_init(struct mipi_dsi_multi_context *ctx)
+{
+       mipi_dsi_dcs_write_seq_multi(ctx, ILI9805_EXTCMD_CMD_SET_ENABLE_REG, 
ILI9805_SETEXTC_PARAMETER1,
+                                                       
ILI9805_SETEXTC_PARAMETER2, ILI9805_SETEXTC_PARAMETER3);
+       mipi_dsi_msleep(ctx, 100);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xFD, 0x0F, 0x10, 0x44, 0x00);
+       mipi_dsi_msleep(ctx, 100);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xf8, 0x18, 0x02, 0x02, 0x18, 0x02, 
0x02, 0x30, 0x00,
+                                                       0x00, 0x30, 0x00, 0x00, 
0x30, 0x00, 0x00);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB8, 0x62);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xF1, 0x00);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xF2, 0x00, 0x58, 0x40);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xF3, 0x60, 0x83, 0x04);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xFC, 0x04, 0x0F, 0x01);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xEB, 0x08, 0x0F);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xe0, 0x00, 0x08, 0x0d, 0x0e, 0x0e, 
0x0d, 0x0a, 0x08, 0x04,
+                                                       0x08, 0x0d, 0x0f, 0x0b, 
0x1c, 0x14, 0x0a);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xe1, 0x00, 0x08, 0x0d, 0x0e, 0x0e, 
0x0d, 0x0a, 0x08, 0x04,
+                                                       0x08, 0x0d, 0x0f, 0x0b, 
0x1c, 0x14, 0x0a);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xc1, 0x13, 0x39, 0x19, 0x06);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xc7, 0xe5);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB1, 0x00, 0x12, 0x14);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB4, 0x02);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xBB, 0x14, 0x55);
+       mipi_dsi_dcs_write_seq_multi(ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x08);
+       mipi_dsi_dcs_write_seq_multi(ctx, MIPI_DCS_SET_PIXEL_FORMAT, 0x77);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0x20);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB0, 0x01);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB6, 0x31, 0x00, 0xef);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xDF, 0x23);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB9, 0x02, 0x00);
+}
 
-static const struct ili9805_instr tm041xdhg01_init[] = {
-       ILI9805_INSTR(100, ILI9805_EXTCMD_CMD_SET_ENABLE_REG, 
ILI9805_SETEXTC_PARAMETER1,
-                     ILI9805_SETEXTC_PARAMETER2, ILI9805_SETEXTC_PARAMETER3),
-       ILI9805_INSTR(100, 0xFD, 0x0F, 0x13, 0x44, 0x00),
-       ILI9805_INSTR(0, 0xf8, 0x18, 0x02, 0x02, 0x18, 0x02, 0x02, 0x30, 0x01,
-                     0x01, 0x30, 0x01, 0x01, 0x30, 0x01, 0x01),
-       ILI9805_INSTR(0, 0xB8, 0x74),
-       ILI9805_INSTR(0, 0xF1, 0x00),
-       ILI9805_INSTR(0, 0xF2, 0x00, 0x58, 0x40),
-       ILI9805_INSTR(0, 0xFC, 0x04, 0x0F, 0x01),
-       ILI9805_INSTR(0, 0xEB, 0x08, 0x0F),
-       ILI9805_INSTR(0, 0xe0, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 0x0f, 0x0b, 0x08, 
0x04,
-                     0x07, 0x0a, 0x0d, 0x0c, 0x15, 0x0f, 0x08),
-       ILI9805_INSTR(0, 0xe1, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 0x0f, 0x0b, 0x08, 
0x04,
-                     0x07, 0x0a, 0x0d, 0x0c, 0x15, 0x0f, 0x08),
-       ILI9805_INSTR(10, 0xc1, 0x15, 0x03, 0x03, 0x31),
-       ILI9805_INSTR(10, 0xB1, 0x00, 0x12, 0x14),
-       ILI9805_INSTR(10, 0xB4, 0x02),
-       ILI9805_INSTR(0, 0xBB, 0x14, 0x55),
-       ILI9805_INSTR(0, MIPI_DCS_SET_ADDRESS_MODE, 0x0a),
-       ILI9805_INSTR(0, MIPI_DCS_SET_PIXEL_FORMAT, 0x77),
-       ILI9805_INSTR(0, 0x20),
-       ILI9805_INSTR(0, 0xB0, 0x00),
-       ILI9805_INSTR(0, 0xB6, 0x01),
-       ILI9805_INSTR(0, 0xc2, 0x11),
-       ILI9805_INSTR(0, 0x51, 0xFF),
-       ILI9805_INSTR(0, 0x53, 0x24),
-       ILI9805_INSTR(0, 0x55, 0x00),
-};
+static void tm041xdhg01_init(struct mipi_dsi_multi_context *ctx)
+{
+       mipi_dsi_dcs_write_seq_multi(ctx, ILI9805_EXTCMD_CMD_SET_ENABLE_REG, 
ILI9805_SETEXTC_PARAMETER1,
+                                                       
ILI9805_SETEXTC_PARAMETER2, ILI9805_SETEXTC_PARAMETER3);
+       mipi_dsi_msleep(ctx, 100);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xFD, 0x0F, 0x13, 0x44, 0x00);
+       mipi_dsi_msleep(ctx, 100);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xf8, 0x18, 0x02, 0x02, 0x18, 0x02, 
0x02, 0x30, 0x01,
+                                                       0x01, 0x30, 0x01, 0x01, 
0x30, 0x01, 0x01);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB8, 0x74);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xF1, 0x00);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xF2, 0x00, 0x58, 0x40);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xFC, 0x04, 0x0F, 0x01);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xEB, 0x08, 0x0F);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xe0, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 
0x0f, 0x0b, 0x08, 0x04,
+                                                       0x07, 0x0a, 0x0d, 0x0c, 
0x15, 0x0f, 0x08);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xe1, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 
0x0f, 0x0b, 0x08, 0x04,
+                                                       0x07, 0x0a, 0x0d, 0x0c, 
0x15, 0x0f, 0x08);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xc1, 0x15, 0x03, 0x03, 0x31);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB1, 0x00, 0x12, 0x14);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB4, 0x02);
+       mipi_dsi_msleep(ctx, 10);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xBB, 0x14, 0x55);
+       mipi_dsi_dcs_write_seq_multi(ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x0a);
+       mipi_dsi_dcs_write_seq_multi(ctx, MIPI_DCS_SET_PIXEL_FORMAT, 0x77);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0x20);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB0, 0x00);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xB6, 0x01);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0xc2, 0x11);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0x51, 0xFF);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0x53, 0x24);
+       mipi_dsi_dcs_write_seq_multi(ctx, 0x55, 0x00);
+}
 
 static inline struct ili9805 *panel_to_ili9805(struct drm_panel *panel)
 {
@@ -160,16 +160,8 @@ static int ili9805_power_off(struct ili9805 *ctx)
 static int ili9805_activate(struct ili9805 *ctx)
 {
        struct mipi_dsi_multi_context dsi_ctx = { .dsi = ctx->dsi };
-       int i;
 
-       for (i = 0; i < ctx->desc->init_length; i++) {
-               const struct ili9805_instr *instr = &ctx->desc->init[i];
-
-               mipi_dsi_dcs_write_buffer_multi(&dsi_ctx, instr->data, 
instr->len);
-
-               if (instr->delay > 0)
-                       mipi_dsi_msleep(&dsi_ctx, instr->delay);
-       }
+       ctx->desc->init(&dsi_ctx);
 
        mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
        mipi_dsi_usleep_range(&dsi_ctx, 5000, 6000);
@@ -343,7 +335,6 @@ static void ili9805_dsi_remove(struct mipi_dsi_device *dsi)
 
 static const struct ili9805_desc gpm1780a0_desc = {
        .init = gpm1780a0_init,
-       .init_length = ARRAY_SIZE(gpm1780a0_init),
        .mode = &gpm1780a0_timing,
        .width_mm = 65,
        .height_mm = 65,
@@ -351,7 +342,6 @@ static const struct ili9805_desc gpm1780a0_desc = {
 
 static const struct ili9805_desc tm041xdhg01_desc = {
        .init = tm041xdhg01_init,
-       .init_length = ARRAY_SIZE(tm041xdhg01_init),
        .mode = &tm041xdhg01_timing,
        .width_mm = 42,
        .height_mm = 96,
-- 
2.43.0

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