Use functions introduced in commit 966e397e4f60 ("drm/mipi-dsi:
Introduce mipi_dsi_*_write_seq_multi()") and commit f79d6d28d8fe
("drm/mipi-dsi: wrap more functions for streamline handling") for the
asus-z00t-tm5p5-n35596 panel.

Signed-off-by: Tejas Vipin <tejasvipi...@gmail.com>
---
 .../drm/panel/panel-asus-z00t-tm5p5-n35596.c  | 140 ++++++++----------
 1 file changed, 59 insertions(+), 81 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-asus-z00t-tm5p5-n35596.c 
b/drivers/gpu/drm/panel/panel-asus-z00t-tm5p5-n35596.c
index bcaa63d1955f..b05a663c134c 100644
--- a/drivers/gpu/drm/panel/panel-asus-z00t-tm5p5-n35596.c
+++ b/drivers/gpu/drm/panel/panel-asus-z00t-tm5p5-n35596.c
@@ -33,119 +33,97 @@ static void tm5p5_nt35596_reset(struct tm5p5_nt35596 *ctx)
        usleep_range(15000, 16000);
 }
 
-static int tm5p5_nt35596_on(struct tm5p5_nt35596 *ctx)
+static void tm5p5_nt35596_on(struct mipi_dsi_multi_context *dsi_ctx)
 {
-       struct mipi_dsi_device *dsi = ctx->dsi;
-
-       mipi_dsi_generic_write_seq(dsi, 0xff, 0x05);
-       mipi_dsi_generic_write_seq(dsi, 0xfb, 0x01);
-       mipi_dsi_generic_write_seq(dsi, 0xc5, 0x31);
-       mipi_dsi_generic_write_seq(dsi, 0xff, 0x04);
-       mipi_dsi_generic_write_seq(dsi, 0x01, 0x84);
-       mipi_dsi_generic_write_seq(dsi, 0x05, 0x25);
-       mipi_dsi_generic_write_seq(dsi, 0x06, 0x01);
-       mipi_dsi_generic_write_seq(dsi, 0x07, 0x20);
-       mipi_dsi_generic_write_seq(dsi, 0x08, 0x06);
-       mipi_dsi_generic_write_seq(dsi, 0x09, 0x08);
-       mipi_dsi_generic_write_seq(dsi, 0x0a, 0x10);
-       mipi_dsi_generic_write_seq(dsi, 0x0b, 0x10);
-       mipi_dsi_generic_write_seq(dsi, 0x0c, 0x10);
-       mipi_dsi_generic_write_seq(dsi, 0x0d, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x0e, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x0f, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x10, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x11, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x12, 0x14);
-       mipi_dsi_generic_write_seq(dsi, 0x17, 0xf3);
-       mipi_dsi_generic_write_seq(dsi, 0x18, 0xc0);
-       mipi_dsi_generic_write_seq(dsi, 0x19, 0xc0);
-       mipi_dsi_generic_write_seq(dsi, 0x1a, 0xc0);
-       mipi_dsi_generic_write_seq(dsi, 0x1b, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0x1c, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0x1d, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0x1e, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0x1f, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0x20, 0xb3);
-       mipi_dsi_generic_write_seq(dsi, 0xfb, 0x01);
-       mipi_dsi_generic_write_seq(dsi, 0xff, 0x00);
-       mipi_dsi_generic_write_seq(dsi, 0xfb, 0x01);
-       mipi_dsi_generic_write_seq(dsi, 0x35, 0x01);
-       mipi_dsi_generic_write_seq(dsi, 0xd3, 0x06);
-       mipi_dsi_generic_write_seq(dsi, 0xd4, 0x04);
-       mipi_dsi_generic_write_seq(dsi, 0x5e, 0x0d);
-       mipi_dsi_generic_write_seq(dsi, 0x11, 0x00);
-       msleep(100);
-       mipi_dsi_generic_write_seq(dsi, 0x29, 0x00);
-       mipi_dsi_generic_write_seq(dsi, 0x53, 0x24);
-
-       return 0;
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xff, 0x05);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xfb, 0x01);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xc5, 0x31);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xff, 0x04);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x01, 0x84);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x05, 0x25);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x06, 0x01);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x07, 0x20);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x08, 0x06);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x09, 0x08);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0a, 0x10);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0b, 0x10);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0c, 0x10);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0d, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0e, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x0f, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x10, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x11, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x12, 0x14);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x17, 0xf3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x18, 0xc0);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x19, 0xc0);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1a, 0xc0);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1b, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1c, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1d, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1e, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x1f, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x20, 0xb3);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xfb, 0x01);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xff, 0x00);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xfb, 0x01);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x35, 0x01);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xd3, 0x06);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0xd4, 0x04);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x5e, 0x0d);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x11, 0x00);
+
+       mipi_dsi_msleep(dsi_ctx, 100);
+
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x29, 0x00);
+       mipi_dsi_generic_write_seq_multi(dsi_ctx, 0x53, 0x24);
 }
 
-static int tm5p5_nt35596_off(struct tm5p5_nt35596 *ctx)
+static void tm5p5_nt35596_off(struct mipi_dsi_multi_context *dsi_ctx)
 {
-       struct mipi_dsi_device *dsi = ctx->dsi;
-       struct device *dev = &dsi->dev;
-       int ret;
-
-       ret = mipi_dsi_dcs_set_display_off(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to set display off: %d\n", ret);
-               return ret;
-       }
-       msleep(60);
+       mipi_dsi_dcs_set_display_off_multi(dsi_ctx);
 
-       ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
-       if (ret < 0) {
-               dev_err(dev, "Failed to enter sleep mode: %d\n", ret);
-               return ret;
-       }
+       mipi_dsi_msleep(dsi_ctx, 60);
 
-       mipi_dsi_dcs_write_seq(dsi, 0x4f, 0x01);
+       mipi_dsi_dcs_enter_sleep_mode_multi(dsi_ctx);
 
-       return 0;
+       mipi_dsi_dcs_write_seq_multi(dsi_ctx, 0x4f, 0x01);
 }
 
 static int tm5p5_nt35596_prepare(struct drm_panel *panel)
 {
        struct tm5p5_nt35596 *ctx = to_tm5p5_nt35596(panel);
-       struct device *dev = &ctx->dsi->dev;
-       int ret;
+       struct mipi_dsi_multi_context dsi_ctx = {.dsi = ctx->dsi};
 
-       ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
-       if (ret < 0) {
-               dev_err(dev, "Failed to enable regulators: %d\n", ret);
-               return ret;
-       }
+       dsi_ctx.accum_err = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), 
ctx->supplies);
+       if (dsi_ctx.accum_err)
+               return dsi_ctx.accum_err;
 
        tm5p5_nt35596_reset(ctx);
 
-       ret = tm5p5_nt35596_on(ctx);
-       if (ret < 0) {
-               dev_err(dev, "Failed to initialize panel: %d\n", ret);
+       tm5p5_nt35596_on(&dsi_ctx);
+
+       if (dsi_ctx.accum_err) {
                gpiod_set_value_cansleep(ctx->reset_gpio, 0);
                regulator_bulk_disable(ARRAY_SIZE(ctx->supplies),
                                       ctx->supplies);
-               return ret;
        }
 
-       return 0;
+       return dsi_ctx.accum_err;
 }
 
 static int tm5p5_nt35596_unprepare(struct drm_panel *panel)
 {
        struct tm5p5_nt35596 *ctx = to_tm5p5_nt35596(panel);
-       struct device *dev = &ctx->dsi->dev;
-       int ret;
+       struct mipi_dsi_multi_context dsi_ctx = {.dsi = ctx->dsi};
 
-       ret = tm5p5_nt35596_off(ctx);
-       if (ret < 0)
-               dev_err(dev, "Failed to un-initialize panel: %d\n", ret);
+       tm5p5_nt35596_off(&dsi_ctx);
 
        gpiod_set_value_cansleep(ctx->reset_gpio, 0);
        regulator_bulk_disable(ARRAY_SIZE(ctx->supplies),
                               ctx->supplies);
 
-       return 0;
+       return dsi_ctx.accum_err;
 }
 
 static const struct drm_display_mode tm5p5_nt35596_mode = {
-- 
2.45.2

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