| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20250323053007.681346-1-tejasvipin76@gmail.com>
Date: Sun, 23 Mar 2025 11:00:07 +0530
From: Tejas Vipin <tejasvipin76@...il.com>
To: neil.armstrong@...aro.org,
maarten.lankhorst@...ux.intel.com,
mripard@...nel.org,
tzimmermann@...e.de,
airlied@...il.com,
simona@...ll.ch,
megi@....cz,
javierm@...hat.com
Cc: quic_jesszhan@...cinc.com,
dianders@...omium.org,
dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org,
asrivats@...hat.com,
Tejas Vipin <tejasvipin76@...il.com>
Subject: [PATCH] drm/panel: himax-hx8394: transition to mipi_dsi wrapped functions
Changes the himax-hx8394 panel to use multi style functions for
improved error handling.
Signed-off-by: Tejas Vipin <tejasvipin76@...il.com>
---
drivers/gpu/drm/panel/panel-himax-hx8394.c | 444 ++++++++++-----------
1 file changed, 210 insertions(+), 234 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-himax-hx8394.c b/drivers/gpu/drm/panel/panel-himax-hx8394.c
index 92b03a2f65a3..72afba63bee4 100644
--- a/drivers/gpu/drm/panel/panel-himax-hx8394.c
+++ b/drivers/gpu/drm/panel/panel-himax-hx8394.c
@@ -80,7 +80,7 @@ struct hx8394_panel_desc {
unsigned int lanes;
unsigned long mode_flags;
enum mipi_dsi_pixel_format format;
- int (*init_sequence)(struct hx8394 *ctx);
+ void (*init_sequence)(struct mipi_dsi_multi_context *dsi_ctx);
};
static inline struct hx8394 *panel_to_hx8394(struct drm_panel *panel)
@@ -88,98 +88,94 @@ static inline struct hx8394 *panel_to_hx8394(struct drm_panel *panel)
return container_of(panel, struct hx8394, panel);
}
-static int hsd060bhw4_init_sequence(struct hx8394 *ctx)
+static void hsd060bhw4_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
{
- struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
-
/* 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);
-
- return 0;
+ mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN3,
+ 0xed);
}
static const struct drm_display_mode hsd060bhw4_mode = {
@@ -205,114 +201,110 @@ static const struct hx8394_panel_desc hsd060bhw4_desc = {
.init_sequence = hsd060bhw4_init_sequence,
};
-static int powkiddy_x55_init_sequence(struct hx8394 *ctx)
+static void powkiddy_x55_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
{
- struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
-
/* 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);
-
- return 0;
+ mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN2,
+ 0xed);
}
static const struct drm_display_mode powkiddy_x55_mode = {
@@ -339,131 +331,127 @@ static const struct hx8394_panel_desc powkiddy_x55_desc = {
.init_sequence = powkiddy_x55_init_sequence,
};
-static int mchp_ac40t08a_init_sequence(struct hx8394 *ctx)
+static void mchp_ac40t08a_init_sequence(struct mipi_dsi_multi_context *dsi_ctx)
{
- struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
-
/* DCS commands do not seem to be sent correclty without this delay */
- msleep(20);
+ mipi_dsi_msleep(dsi_ctx, 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);
-
- return 0;
+ mipi_dsi_dcs_write_seq_multi(dsi_ctx, HX8394_CMD_UNKNOWN2,
+ 0xed);
}
static const struct drm_display_mode mchp_ac40t08a_mode = {
@@ -493,35 +481,28 @@ static int hx8394_enable(struct drm_panel *panel)
{
struct hx8394 *ctx = panel_to_hx8394(panel);
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
- int ret;
-
- ret = ctx->desc->init_sequence(ctx);
- if (ret) {
- dev_err(ctx->dev, "Panel init sequence failed: %d\n", ret);
- return ret;
- }
+ struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
- ret = mipi_dsi_dcs_exit_sleep_mode(dsi);
- if (ret) {
- dev_err(ctx->dev, "Failed to exit sleep mode: %d\n", ret);
- return ret;
- }
+ ctx->desc->init_sequence(&dsi_ctx);
+ mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
/* Panel is operational 120 msec after reset */
- msleep(120);
+ mipi_dsi_msleep(&dsi_ctx, 120);
- ret = mipi_dsi_dcs_set_display_on(dsi);
- if (ret) {
- dev_err(ctx->dev, "Failed to turn on the display: %d\n", ret);
+ mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
+ if (dsi_ctx.accum_err)
goto sleep_in;
- }
return 0;
sleep_in:
+ int ret = dsi_ctx.accum_err;
+
+ dsi_ctx.accum_err = 0;
+
/* This will probably fail, but let's try orderly power off anyway. */
- if (!mipi_dsi_dcs_enter_sleep_mode(dsi))
- msleep(50);
+ mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
+ mipi_dsi_msleep(&dsi_ctx, 50);
return ret;
}
@@ -530,17 +511,12 @@ static int hx8394_disable(struct drm_panel *panel)
{
struct hx8394 *ctx = panel_to_hx8394(panel);
struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
- int ret;
+ struct mipi_dsi_multi_context dsi_ctx = { .dsi = dsi };
- ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
- if (ret) {
- dev_err(ctx->dev, "Failed to enter sleep mode: %d\n", ret);
- return ret;
- }
-
- msleep(50); /* about 3 frames */
+ mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
+ mipi_dsi_msleep(&dsi_ctx, 50); /* about 3 frames */
- return 0;
+ return dsi_ctx.accum_err;
}
static int hx8394_unprepare(struct drm_panel *panel)
--
2.49.0
Powered by blists - more mailing lists