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Message-Id: <20250206-mipi-cocci-v1-3-4ff0c69e8897@redhat.com>
Date: Thu, 06 Feb 2025 16:05:58 -0500
From: Anusha Srivatsa <asrivats@...hat.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <quic_jesszhan@...cinc.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Joel Selvaraj <jo@...amily.in>, Ondrej Jirman <megi@....cz>, 
 Javier Martinez Canillas <javierm@...hat.com>, 
 Artur Weber <aweber.kernel@...il.com>, Jianhua Lu <lujianhua000@...il.com>, 
 Jonathan Corbet <corbet@....net>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 linux-doc@...r.kernel.org, Anusha Srivatsa <asrivats@...hat.com>
Subject: [PATCH 03/14] drm/panel/himax-hx8394: Move to using
 mipi_dsi_dcs_write_seq_multi()

Use mipi_dsi_dcs_write_seq_multi() instead of
mipi_dsi_dcs_write_seq()

Used Coccinelle to do this change. SmPl patch:
@rule_1@
identifier dsi_var;
expression dsi_device;
expression list es;
@@
struct mipi_dsi_device *dsi_var = dsi_device;
+struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi_var };
<+...
-mipi_dsi_dcs_write_seq(dsi_var,es);
+mipi_dsi_dcs_write_seq_multi(&dsi_ctx,es);
...+>

Signed-off-by: Anusha Srivatsa <asrivats@...hat.com>
---
 drivers/gpu/drm/panel/panel-himax-hx8394.c | 364 ++++++++++++++---------------
 1 file changed, 175 insertions(+), 189 deletions(-)

diff --git a/drivers/gpu/drm/panel/panel-himax-hx8394.c b/drivers/gpu/drm/panel/panel-himax-hx8394.c
index 92b03a2f65a3594a43e42e9df88f824084349b61..9f3734fa6b6a1b833d0b7cffaae36b7c9873b65b 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx8394.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx8394.c
@@ -91,93 +91,93 @@ static inline struct hx8394 *panel_to_hx8394(struct drm_panel *panel)
 static int hsd060bhw4_init_sequence(struct hx8394 *ctx)
 {
 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
 
 	/* 5.19.8 SETEXTC: Set extension command (B9h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETEXTC,
-			       0xff, 0x83, 0x94);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETEXTC, 0xff, 0x83,
+				     0x94);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x48, 0x11, 0x71, 0x09, 0x32, 0x24, 0x71, 0x31, 0x55, 0x30);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x48,
+				     0x11, 0x71, 0x09, 0x32, 0x24, 0x71, 0x31,
+				     0x55, 0x30);
 
 	/* 5.19.9 SETMIPI: Set MIPI control (BAh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETMIPI,
-			       0x63, 0x03, 0x68, 0x6b, 0xb2, 0xc0);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETMIPI, 0x63, 0x03,
+				     0x68, 0x6b, 0xb2, 0xc0);
 
 	/* 5.19.3 SETDISP: Set display related register (B2h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETDISP,
-			       0x00, 0x80, 0x78, 0x0c, 0x07);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETDISP, 0x00, 0x80,
+				     0x78, 0x0c, 0x07);
 
 	/* 5.19.4 SETCYC: Set display waveform cycles (B4h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETCYC,
-			       0x12, 0x63, 0x12, 0x63, 0x12, 0x63, 0x01, 0x0c, 0x7c, 0x55,
-			       0x00, 0x3f, 0x12, 0x6b, 0x12, 0x6b, 0x12, 0x6b, 0x01, 0x0c,
-			       0x7c);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETCYC, 0x12, 0x63,
+				     0x12, 0x63, 0x12, 0x63, 0x01, 0x0c, 0x7c,
+				     0x55, 0x00, 0x3f, 0x12, 0x6b, 0x12, 0x6b,
+				     0x12, 0x6b, 0x01, 0x0c, 0x7c);
 
 	/* 5.19.19 SETGIP0: Set GIP Option0 (D3h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP0,
-			       0x00, 0x00, 0x00, 0x00, 0x3c, 0x1c, 0x00, 0x00, 0x32, 0x10,
-			       0x09, 0x00, 0x09, 0x32, 0x15, 0xad, 0x05, 0xad, 0x32, 0x00,
-			       0x00, 0x00, 0x00, 0x37, 0x03, 0x0b, 0x0b, 0x37, 0x00, 0x00,
-			       0x00, 0x0c, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP0, 0x00, 0x00,
+				     0x00, 0x00, 0x3c, 0x1c, 0x00, 0x00, 0x32,
+				     0x10, 0x09, 0x00, 0x09, 0x32, 0x15, 0xad,
+				     0x05, 0xad, 0x32, 0x00, 0x00, 0x00, 0x00,
+				     0x37, 0x03, 0x0b, 0x0b, 0x37, 0x00, 0x00,
+				     0x00, 0x0c, 0x40);
 
 	/* 5.19.20 Set GIP Option1 (D5h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP1,
-			       0x19, 0x19, 0x18, 0x18, 0x1b, 0x1b, 0x1a, 0x1a, 0x00, 0x01,
-			       0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x20, 0x21, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x24, 0x25, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP1, 0x19, 0x19,
+				     0x18, 0x18, 0x1b, 0x1b, 0x1a, 0x1a, 0x00,
+				     0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+				     0x20, 0x21, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x24, 0x25, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.21 Set GIP Option2 (D6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP2,
-			       0x18, 0x18, 0x19, 0x19, 0x1b, 0x1b, 0x1a, 0x1a, 0x07, 0x06,
-			       0x05, 0x04, 0x03, 0x02, 0x01, 0x00, 0x25, 0x24, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x21, 0x20, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP2, 0x18, 0x18,
+				     0x19, 0x19, 0x1b, 0x1b, 0x1a, 0x1a, 0x07,
+				     0x06, 0x05, 0x04, 0x03, 0x02, 0x01, 0x00,
+				     0x25, 0x24, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x21, 0x20, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.25 SETGAMMA: Set gamma curve related setting (E0h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGAMMA,
-			       0x00, 0x04, 0x0c, 0x12, 0x14, 0x18, 0x1a, 0x18, 0x31, 0x3f,
-			       0x4d, 0x4c, 0x54, 0x65, 0x6b, 0x70, 0x7f, 0x82, 0x7e, 0x8a,
-			       0x99, 0x4a, 0x48, 0x49, 0x4b, 0x4a, 0x4c, 0x4b, 0x7f, 0x00,
-			       0x04, 0x0c, 0x11, 0x13, 0x17, 0x1a, 0x18, 0x31,
-			       0x3f, 0x4d, 0x4c, 0x54, 0x65, 0x6b, 0x70, 0x7f,
-			       0x82, 0x7e, 0x8a, 0x99, 0x4a, 0x48, 0x49, 0x4b,
-			       0x4a, 0x4c, 0x4b, 0x7f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGAMMA, 0x00,
+				     0x04, 0x0c, 0x12, 0x14, 0x18, 0x1a, 0x18,
+				     0x31, 0x3f, 0x4d, 0x4c, 0x54, 0x65, 0x6b,
+				     0x70, 0x7f, 0x82, 0x7e, 0x8a, 0x99, 0x4a,
+				     0x48, 0x49, 0x4b, 0x4a, 0x4c, 0x4b, 0x7f,
+				     0x00, 0x04, 0x0c, 0x11, 0x13, 0x17, 0x1a,
+				     0x18, 0x31, 0x3f, 0x4d, 0x4c, 0x54, 0x65,
+				     0x6b, 0x70, 0x7f, 0x82, 0x7e, 0x8a, 0x99,
+				     0x4a, 0x48, 0x49, 0x4b, 0x4a, 0x4c, 0x4b,
+				     0x7f);
 
 	/* 5.19.17 SETPANEL (CCh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPANEL,
-			       0x0b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPANEL, 0x0b);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN1,
-			       0x1f, 0x31);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN1, 0x1f,
+				     0x31);
 
 	/* 5.19.5 SETVCOM: Set VCOM voltage (B6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETVCOM,
-			       0x7d, 0x7d);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETVCOM, 0x7d, 0x7d);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN3,
-			       0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN3, 0x02);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x01);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x00);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x00);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN3,
-			       0xed);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN3, 0xed);
 
 	return 0;
 }
@@ -208,109 +208,108 @@ static const struct hx8394_panel_desc hsd060bhw4_desc = {
 static int powkiddy_x55_init_sequence(struct hx8394 *ctx)
 {
 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+	struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
 
 	/* 5.19.8 SETEXTC: Set extension command (B9h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETEXTC,
-			       0xff, 0x83, 0x94);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETEXTC, 0xff, 0x83,
+				     0x94);
 
 	/* 5.19.9 SETMIPI: Set MIPI control (BAh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETMIPI,
-			       0x63, 0x03, 0x68, 0x6b, 0xb2, 0xc0);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETMIPI, 0x63, 0x03,
+				     0x68, 0x6b, 0xb2, 0xc0);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x48, 0x12, 0x72, 0x09, 0x32, 0x54, 0x71, 0x71, 0x57, 0x47);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x48,
+				     0x12, 0x72, 0x09, 0x32, 0x54, 0x71, 0x71,
+				     0x57, 0x47);
 
 	/* 5.19.3 SETDISP: Set display related register (B2h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETDISP,
-			       0x00, 0x80, 0x64, 0x2c, 0x16, 0x2f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETDISP, 0x00, 0x80,
+				     0x64, 0x2c, 0x16, 0x2f);
 
 	/* 5.19.4 SETCYC: Set display waveform cycles (B4h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETCYC,
-			       0x73, 0x74, 0x73, 0x74, 0x73, 0x74, 0x01, 0x0c, 0x86, 0x75,
-			       0x00, 0x3f, 0x73, 0x74, 0x73, 0x74, 0x73, 0x74, 0x01, 0x0c,
-			       0x86);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETCYC, 0x73, 0x74,
+				     0x73, 0x74, 0x73, 0x74, 0x01, 0x0c, 0x86,
+				     0x75, 0x00, 0x3f, 0x73, 0x74, 0x73, 0x74,
+				     0x73, 0x74, 0x01, 0x0c, 0x86);
 
 	/* 5.19.5 SETVCOM: Set VCOM voltage (B6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETVCOM,
-			       0x6e, 0x6e);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETVCOM, 0x6e, 0x6e);
 
 	/* 5.19.19 SETGIP0: Set GIP Option0 (D3h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP0,
-			       0x00, 0x00, 0x07, 0x07, 0x40, 0x07, 0x0c, 0x00, 0x08, 0x10,
-			       0x08, 0x00, 0x08, 0x54, 0x15, 0x0a, 0x05, 0x0a, 0x02, 0x15,
-			       0x06, 0x05, 0x06, 0x47, 0x44, 0x0a, 0x0a, 0x4b, 0x10, 0x07,
-			       0x07, 0x0c, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP0, 0x00, 0x00,
+				     0x07, 0x07, 0x40, 0x07, 0x0c, 0x00, 0x08,
+				     0x10, 0x08, 0x00, 0x08, 0x54, 0x15, 0x0a,
+				     0x05, 0x0a, 0x02, 0x15, 0x06, 0x05, 0x06,
+				     0x47, 0x44, 0x0a, 0x0a, 0x4b, 0x10, 0x07,
+				     0x07, 0x0c, 0x40);
 
 	/* 5.19.20 Set GIP Option1 (D5h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP1,
-			       0x1c, 0x1c, 0x1d, 0x1d, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
-			       0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x24, 0x25, 0x18, 0x18,
-			       0x26, 0x27, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x20, 0x21,
-			       0x18, 0x18, 0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP1, 0x1c, 0x1c,
+				     0x1d, 0x1d, 0x00, 0x01, 0x02, 0x03, 0x04,
+				     0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
+				     0x24, 0x25, 0x18, 0x18, 0x26, 0x27, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x20, 0x21, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.21 Set GIP Option2 (D6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP2,
-			       0x1c, 0x1c, 0x1d, 0x1d, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02,
-			       0x01, 0x00, 0x0b, 0x0a, 0x09, 0x08, 0x21, 0x20, 0x18, 0x18,
-			       0x27, 0x26, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x25, 0x24,
-			       0x18, 0x18, 0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP2, 0x1c, 0x1c,
+				     0x1d, 0x1d, 0x07, 0x06, 0x05, 0x04, 0x03,
+				     0x02, 0x01, 0x00, 0x0b, 0x0a, 0x09, 0x08,
+				     0x21, 0x20, 0x18, 0x18, 0x27, 0x26, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x25, 0x24, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.25 SETGAMMA: Set gamma curve related setting (E0h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGAMMA,
-			       0x00, 0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24, 0x22, 0x47, 0x56,
-			       0x65, 0x66, 0x6e, 0x82, 0x88, 0x8b, 0x9a, 0x9d, 0x98, 0xa8,
-			       0xb9, 0x5d, 0x5c, 0x61, 0x66, 0x6a, 0x6f, 0x7f, 0x7f, 0x00,
-			       0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24, 0x22, 0x47, 0x56, 0x65,
-			       0x65, 0x6e, 0x81, 0x87, 0x8b, 0x98, 0x9d, 0x99, 0xa8, 0xba,
-			       0x5d, 0x5d, 0x62, 0x67, 0x6b, 0x72, 0x7f, 0x7f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGAMMA, 0x00,
+				     0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24, 0x22,
+				     0x47, 0x56, 0x65, 0x66, 0x6e, 0x82, 0x88,
+				     0x8b, 0x9a, 0x9d, 0x98, 0xa8, 0xb9, 0x5d,
+				     0x5c, 0x61, 0x66, 0x6a, 0x6f, 0x7f, 0x7f,
+				     0x00, 0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24,
+				     0x22, 0x47, 0x56, 0x65, 0x65, 0x6e, 0x81,
+				     0x87, 0x8b, 0x98, 0x9d, 0x99, 0xa8, 0xba,
+				     0x5d, 0x5d, 0x62, 0x67, 0x6b, 0x72, 0x7f,
+				     0x7f);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN1,
-			       0x1f, 0x31);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN1, 0x1f,
+				     0x31);
 
 	/* 5.19.17 SETPANEL (CCh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPANEL,
-			       0x0b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPANEL, 0x0b);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN3,
-			       0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN3, 0x02);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x02);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN4,
-			       0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-			       0xff, 0xff);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN4, 0xff,
+				     0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+				     0xff, 0xff, 0xff, 0xff);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x00);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x01);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x00);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x00);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN5,
-			       0x40, 0x81, 0x50, 0x00, 0x1a, 0xfc, 0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN5, 0x40,
+				     0x81, 0x50, 0x00, 0x1a, 0xfc, 0x01);
 
 	/* Unknown command, not listed in the HX8394-F datasheet */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN2,
-			       0xed);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN2, 0xed);
 
 	return 0;
 }
@@ -342,126 +341,113 @@ static const struct hx8394_panel_desc powkiddy_x55_desc = {
 static int mchp_ac40t08a_init_sequence(struct hx8394 *ctx)
 {
 	struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
+	struct mipi_dsi_multi_context dsi_ctx = {
+		.dsi = dsi
+		};
 
 	/* DCS commands do not seem to be sent correclty without this delay */
 	msleep(20);
 
 	/* 5.19.8 SETEXTC: Set extension command (B9h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETEXTC,
-			       0xff, 0x83, 0x94);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETEXTC, 0xff, 0x83,
+				     0x94);
 
 	/* 5.19.9 SETMIPI: Set MIPI control (BAh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETMIPI,
-			       0x63, 0x03, 0x68, 0x6b, 0xb2, 0xc0);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETMIPI, 0x63, 0x03,
+				     0x68, 0x6b, 0xb2, 0xc0);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x48, 0x12, 0x72, 0x09, 0x32, 0x54,
-			       0x71, 0x71, 0x57, 0x47);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x48,
+				     0x12, 0x72, 0x09, 0x32, 0x54, 0x71, 0x71,
+				     0x57, 0x47);
 
 	/* 5.19.3 SETDISP: Set display related register (B2h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETDISP,
-			       0x00, 0x80, 0x64, 0x0c, 0x0d, 0x2f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETDISP, 0x00, 0x80,
+				     0x64, 0x0c, 0x0d, 0x2f);
 
 	/* 5.19.4 SETCYC: Set display waveform cycles (B4h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETCYC,
-			       0x73, 0x74, 0x73, 0x74, 0x73, 0x74,
-			       0x01, 0x0c, 0x86, 0x75, 0x00, 0x3f,
-			       0x73, 0x74, 0x73, 0x74, 0x73, 0x74,
-			       0x01, 0x0c, 0x86);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETCYC, 0x73, 0x74,
+				     0x73, 0x74, 0x73, 0x74, 0x01, 0x0c, 0x86,
+				     0x75, 0x00, 0x3f, 0x73, 0x74, 0x73, 0x74,
+				     0x73, 0x74, 0x01, 0x0c, 0x86);
 
 	/* 5.19.5 SETVCOM: Set VCOM voltage (B6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETVCOM,
-			       0x6e, 0x6e);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETVCOM, 0x6e, 0x6e);
 
 	/* 5.19.19 SETGIP0: Set GIP Option0 (D3h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP0,
-			       0x00, 0x00, 0x07, 0x07, 0x40, 0x07,
-			       0x0c, 0x00, 0x08, 0x10, 0x08, 0x00,
-			       0x08, 0x54, 0x15, 0x0a, 0x05, 0x0a,
-			       0x02, 0x15, 0x06, 0x05, 0x06, 0x47,
-			       0x44, 0x0a, 0x0a, 0x4b, 0x10, 0x07,
-			       0x07, 0x0c, 0x40);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP0, 0x00, 0x00,
+				     0x07, 0x07, 0x40, 0x07, 0x0c, 0x00, 0x08,
+				     0x10, 0x08, 0x00, 0x08, 0x54, 0x15, 0x0a,
+				     0x05, 0x0a, 0x02, 0x15, 0x06, 0x05, 0x06,
+				     0x47, 0x44, 0x0a, 0x0a, 0x4b, 0x10, 0x07,
+				     0x07, 0x0c, 0x40);
 
 	/* 5.19.20 Set GIP Option1 (D5h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP1,
-			       0x1c, 0x1c, 0x1d, 0x1d, 0x00, 0x01,
-			       0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
-			       0x08, 0x09, 0x0a, 0x0b, 0x24, 0x25,
-			       0x18, 0x18, 0x26, 0x27, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x20, 0x21, 0x18, 0x18,
-			       0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP1, 0x1c, 0x1c,
+				     0x1d, 0x1d, 0x00, 0x01, 0x02, 0x03, 0x04,
+				     0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
+				     0x24, 0x25, 0x18, 0x18, 0x26, 0x27, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x20, 0x21, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.21 Set GIP Option2 (D6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGIP2,
-			       0x1c, 0x1c, 0x1d, 0x1d, 0x07, 0x06,
-			       0x05, 0x04, 0x03, 0x02, 0x01, 0x00,
-			       0x0b, 0x0a, 0x09, 0x08, 0x21, 0x20,
-			       0x18, 0x18, 0x27, 0x26, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
-			       0x18, 0x18, 0x25, 0x24, 0x18, 0x18,
-			       0x18, 0x18);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGIP2, 0x1c, 0x1c,
+				     0x1d, 0x1d, 0x07, 0x06, 0x05, 0x04, 0x03,
+				     0x02, 0x01, 0x00, 0x0b, 0x0a, 0x09, 0x08,
+				     0x21, 0x20, 0x18, 0x18, 0x27, 0x26, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
+				     0x18, 0x25, 0x24, 0x18, 0x18, 0x18, 0x18);
 
 	/* 5.19.25 SETGAMMA: Set gamma curve related setting (E0h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETGAMMA,
-			       0x00, 0x0a, 0x15, 0x1b, 0x1e, 0x21,
-			       0x24, 0x22, 0x47, 0x56, 0x65, 0x66,
-			       0x6e, 0x82, 0x88, 0x8b, 0x9a, 0x9d,
-			       0x98, 0xa8, 0xb9, 0x5d, 0x5c, 0x61,
-			       0x66, 0x6a, 0x6f, 0x7f, 0x7f, 0x00,
-			       0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24,
-			       0x22, 0x47, 0x56, 0x65, 0x65, 0x6e,
-			       0x81, 0x87, 0x8b, 0x98, 0x9d, 0x99,
-			       0xa8, 0xba, 0x5d, 0x5d, 0x62, 0x67,
-			       0x6b, 0x72, 0x7f, 0x7f);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETGAMMA, 0x00,
+				     0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24, 0x22,
+				     0x47, 0x56, 0x65, 0x66, 0x6e, 0x82, 0x88,
+				     0x8b, 0x9a, 0x9d, 0x98, 0xa8, 0xb9, 0x5d,
+				     0x5c, 0x61, 0x66, 0x6a, 0x6f, 0x7f, 0x7f,
+				     0x00, 0x0a, 0x15, 0x1b, 0x1e, 0x21, 0x24,
+				     0x22, 0x47, 0x56, 0x65, 0x65, 0x6e, 0x81,
+				     0x87, 0x8b, 0x98, 0x9d, 0x99, 0xa8, 0xba,
+				     0x5d, 0x5d, 0x62, 0x67, 0x6b, 0x72, 0x7f,
+				     0x7f);
 
 	/* Unknown command, not listed in the HX8394-F datasheet (C0H) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN1,
-			       0x1f, 0x73);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN1, 0x1f,
+				     0x73);
 
 	/* Set CABC control (C9h)*/
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETCABC,
-			       0x76, 0x00, 0x30);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETCABC, 0x76, 0x00,
+				     0x30);
 
 	/* 5.19.17 SETPANEL (CCh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPANEL,
-			       0x0b);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPANEL, 0x0b);
 
 	/* Unknown command, not listed in the HX8394-F datasheet (D4h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN3,
-			       0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN3, 0x02);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x02);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x02);
 
 	/* 5.19.11 Set register bank (D8h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN4,
-			       0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-			       0xff, 0xff, 0xff, 0xff, 0xff, 0xff);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN4, 0xff,
+				     0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+				     0xff, 0xff, 0xff, 0xff);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x00);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x01);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x01);
 
 	/* 5.19.2 SETPOWER: Set power (B1h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETPOWER,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETPOWER, 0x00);
 
 	/* 5.19.11 Set register bank (BDh) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_SETREGBANK,
-			       0x00);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_SETREGBANK, 0x00);
 
 	/* Unknown command, not listed in the HX8394-F datasheet (C6h) */
-	mipi_dsi_dcs_write_seq(dsi, HX8394_CMD_UNKNOWN2,
-			       0xed);
+	mipi_dsi_dcs_write_seq_multi(&dsi_ctx, HX8394_CMD_UNKNOWN2, 0xed);
 
 	return 0;
 }

-- 
2.47.0


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