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From: Tejas Vipin <tejasvipin76@gmail.com>
To: maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	tzimmermann@suse.de, neil.armstrong@linaro.org,
	quic_jesszhan@quicinc.com
Cc: dianders@chromium.org, airlied@gmail.com, daniel@ffwll.ch,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	Tejas Vipin <tejasvipin76@gmail.com>
Subject: [PATCH 2/2] drm/panel: jdi-fhd-r63452: transition to mipi_dsi wrapped functions
Date: Sat, 10 Aug 2024 10:24:04 +0530	[thread overview]
Message-ID: <20240810045404.188146-3-tejasvipin76@gmail.com> (raw)
In-Reply-To: <20240810045404.188146-1-tejasvipin76@gmail.com>

Changes the jdi-fhd-r63452 panel to use multi style functions for
improved error handling.

Signed-off-by: Tejas Vipin <tejasvipin76@gmail.com>
---
 drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c | 125 ++++++-------------
 1 file changed, 39 insertions(+), 86 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
index 483dc88d16d8..32a244d4bae7 100644
--- a/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
+++ b/drivers/gpu/drm/panel/panel-jdi-fhd-r63452.c
@@ -41,79 +41,41 @@ static void jdi_fhd_r63452_reset(struct jdi_fhd_r63452 *ctx)
 static int jdi_fhd_r63452_on(struct jdi_fhd_r63452 *ctx)
 {
 	struct mipi_dsi_device *dsi = ctx->dsi;
-	struct device *dev = &dsi->dev;
-	int ret;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
 
 	dsi->mode_flags |= MIPI_DSI_MODE_LPM;
 
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x00);
-	mipi_dsi_generic_write_seq(dsi, 0xd6, 0x01);
-	mipi_dsi_generic_write_seq(dsi, 0xec,
-				   0x64, 0xdc, 0xec, 0x3b, 0x52, 0x00, 0x0b, 0x0b,
-				   0x13, 0x15, 0x68, 0x0b, 0xb5);
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x03);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x00);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0x01);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec,
+					 0x64, 0xdc, 0xec, 0x3b, 0x52, 0x00, 0x0b, 0x0b,
+					 0x13, 0x15, 0x68, 0x0b, 0xb5);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x03);
 
-	ret = mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set tear on: %d\n", ret);
-		return ret;
-	}
+	mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
 
-	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_SET_ADDRESS_MODE, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x00);
 
-	ret = mipi_dsi_dcs_set_pixel_format(dsi, 0x77);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set pixel format: %d\n", ret);
-		return ret;
-	}
+	mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx, 0x77);
+	mipi_dsi_dcs_set_column_address_multi(&dsi_ctx, 0x0000, 0x0437);
+	mipi_dsi_dcs_set_page_address_multi(&dsi_ctx, 0x0000, 0x077f);
+	mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx, 0x0000);
+	mipi_dsi_dcs_set_display_brightness_multi(&dsi_ctx, 0x00ff);
 
-	ret = mipi_dsi_dcs_set_column_address(dsi, 0x0000, 0x0437);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set column address: %d\n", ret);
-		return ret;
-	}
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x24);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_POWER_SAVE, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_CABC_MIN_BRIGHTNESS, 0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x84, 0x00);
 
-	ret = mipi_dsi_dcs_set_page_address(dsi, 0x0000, 0x077f);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set page address: %d\n", ret);
-		return ret;
-	}
-
-	ret = mipi_dsi_dcs_set_tear_scanline(dsi, 0x0000);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set tear scanline: %d\n", ret);
-		return ret;
-	}
+	mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
+	mipi_dsi_msleep(&dsi_ctx, 20);
+	mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
+	mipi_dsi_msleep(&dsi_ctx, 80);
 
-	ret = mipi_dsi_dcs_set_display_brightness(dsi, 0x00ff);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set display brightness: %d\n", ret);
-		return ret;
-	}
-
-	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_CONTROL_DISPLAY, 0x24);
-	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_POWER_SAVE, 0x00);
-	mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_SET_CABC_MIN_BRIGHTNESS, 0x00);
-	mipi_dsi_dcs_write_seq(dsi, 0x84, 0x00);
-
-	ret = mipi_dsi_dcs_set_display_on(dsi);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set display on: %d\n", ret);
-		return ret;
-	}
-	msleep(20);
-
-	ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
-	if (ret < 0) {
-		dev_err(dev, "Failed to exit sleep mode: %d\n", ret);
-		return ret;
-	}
-	msleep(80);
-
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x04);
-	mipi_dsi_dcs_write_seq(dsi, 0x84, 0x00);
-	mipi_dsi_generic_write_seq(dsi, 0xc8, 0x11);
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x03);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x04);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0x84, 0x00);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xc8, 0x11);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x03);
 
 	return 0;
 }
@@ -121,31 +83,22 @@ static int jdi_fhd_r63452_on(struct jdi_fhd_r63452 *ctx)
 static int jdi_fhd_r63452_off(struct jdi_fhd_r63452 *ctx)
 {
 	struct mipi_dsi_device *dsi = ctx->dsi;
-	struct device *dev = &dsi->dev;
-	int ret;
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
 
 	dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
 
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x00);
-	mipi_dsi_generic_write_seq(dsi, 0xd6, 0x01);
-	mipi_dsi_generic_write_seq(dsi, 0xec,
-				   0x64, 0xdc, 0xec, 0x3b, 0x52, 0x00, 0x0b, 0x0b,
-				   0x13, 0x15, 0x68, 0x0b, 0x95);
-	mipi_dsi_generic_write_seq(dsi, 0xb0, 0x03);
-
-	ret = mipi_dsi_dcs_set_display_off(dsi);
-	if (ret < 0) {
-		dev_err(dev, "Failed to set display off: %d\n", ret);
-		return ret;
-	}
-	usleep_range(2000, 3000);
-
-	ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
-	if (ret < 0) {
-		dev_err(dev, "Failed to enter sleep mode: %d\n", ret);
-		return ret;
-	}
-	msleep(120);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x00);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xd6, 0x01);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xec,
+					 0x64, 0xdc, 0xec, 0x3b, 0x52, 0x00, 0x0b, 0x0b,
+					 0x13, 0x15, 0x68, 0x0b, 0x95);
+	mipi_dsi_generic_write_seq_multi(&dsi_ctx, 0xb0, 0x03);
+
+	mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
+	if (!dsi_ctx.accum_err)
+		usleep_range(2000, 3000);
+	mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
+	mipi_dsi_msleep(&dsi_ctx, 120);
 
 	return 0;
 }
-- 
2.46.0


  parent reply	other threads:[~2024-08-10  4:55 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-10  4:54 [PATCH 0/2] add more multi functions for streamlined error handling Tejas Vipin
2024-08-10  4:54 ` [PATCH 1/2] drm/mipi-dsi: Add mipi_dsi_dcs_set_tear_scanline_multi Tejas Vipin
2024-08-12 22:58   ` Doug Anderson
2024-08-10  4:54 ` Tejas Vipin [this message]
2024-08-12 22:59   ` [PATCH 2/2] drm/panel: jdi-fhd-r63452: transition to mipi_dsi wrapped functions Doug Anderson
2024-08-12 22:58 ` [PATCH 0/2] add more multi functions for streamlined error handling Doug Anderson

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