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Message-Id: <20250213-mipi_cocci_multi-v1-9-67d94ff319cc@redhat.com>
Date: Thu, 13 Feb 2025 15:44:26 -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>,
Jianhua Lu <lujianhua000@...il.com>, Robert Chiras <robert.chiras@....com>,
Artur Weber <aweber.kernel@...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 09/20] drm/panel/jdi-lpm102a188a: Move to using
mipi_dsi_*_multi() variants
Stop using deprecated API.
Used Coccinelle to make the change.
@rule_2@
expression dsi_var;
expression list es;
identifier jdi;
@@
struct mipi_dsi_device *dsi0 = pinfo->dsi[0];
struct mipi_dsi_device *dsi1 = pinfo->dsi[1];
+struct mipi_dsi_multi_context dsi_ctx0 = { .dsi = dsi0 };
+struct mipi_dsi_multi_context dsi_ctx1 = { .dsi = dsi1 };
<+...
-mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, es);
+mipi_dsi_dual_dcs_write_seq(dsi_ctx0, dsi_ctx1, es);
...+>
@rule_2@
identifier func;
identifier r;
type t;
expression list es;
position p;
@@
t func(...) {
<+...
(
-mipi_dsi_dcs_write_seq(dsi_var,es);
+mipi_dsi_dcs_write_seq_multi(&dsi_ctx,es);
|
-r = mipi_dsi_dcs_exit_sleep_mode(jdi->link1)@p;
+mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx1);
|
-r = mipi_dsi_dcs_enter_sleep_mode(jdi->link1)@p;
+mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx1);
|
-r = mipi_dsi_dcs_set_display_off(jdi->link1)@p;
+mipi_dsi_dcs_set_display_off_multi(&dsi_ctx1);
|
.....//rest of the mipi APIs with _multi variant
)
<+...
-if(r < 0) {
-...
-}
...+>
Signed-off-by: Anusha Srivatsa <asrivats@...hat.com>
---
drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c | 141 ++++++++------------------
1 file changed, 41 insertions(+), 100 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c b/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c
index 5b5082efb282bcf705cf2d38dea24901e9803648..aa0490235eda32625443622cb622b9dc1c73b86a 100644
--- a/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c
+++ b/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c
@@ -81,25 +81,18 @@ static int jdi_panel_disable(struct drm_panel *panel)
static int jdi_panel_unprepare(struct drm_panel *panel)
{
struct jdi_panel *jdi = to_panel_jdi(panel);
- int ret;
+ struct mipi_dsi_multi_context dsi_ctx1 = { .dsi = jdi->link1 };
+ struct mipi_dsi_multi_context dsi_ctx2 = { .dsi = jdi->link2 };
- ret = mipi_dsi_dcs_set_display_off(jdi->link1);
- if (ret < 0)
- dev_err(panel->dev, "failed to set display off: %d\n", ret);
+ mipi_dsi_dcs_set_display_off_multi(&dsi_ctx1);
- ret = mipi_dsi_dcs_set_display_off(jdi->link2);
- if (ret < 0)
- dev_err(panel->dev, "failed to set display off: %d\n", ret);
+ mipi_dsi_dcs_set_display_off_multi(&dsi_ctx2);
/* Specified by JDI @ 50ms, subject to change */
msleep(50);
- ret = mipi_dsi_dcs_enter_sleep_mode(jdi->link1);
- if (ret < 0)
- dev_err(panel->dev, "failed to enter sleep mode: %d\n", ret);
- ret = mipi_dsi_dcs_enter_sleep_mode(jdi->link2);
- if (ret < 0)
- dev_err(panel->dev, "failed to enter sleep mode: %d\n", ret);
+ mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx1);
+ mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx2);
/* Specified by JDI @ 150ms, subject to change */
msleep(150);
@@ -123,65 +116,51 @@ static int jdi_panel_unprepare(struct drm_panel *panel)
/* Specified by JDI @ 20ms, subject to change */
msleep(20);
- return ret;
+ return 0;
}
static int jdi_setup_symmetrical_split(struct mipi_dsi_device *left,
struct mipi_dsi_device *right,
const struct drm_display_mode *mode)
{
- int err;
+ struct mipi_dsi_multi_context dsi_ctx_left = { .dsi = left };
+ struct mipi_dsi_multi_context dsi_ctx_right = { .dsi = right };
- err = mipi_dsi_dcs_set_column_address(left, 0, mode->hdisplay / 2 - 1);
- if (err < 0) {
- dev_err(&left->dev, "failed to set column address: %d\n", err);
- return err;
- }
+ mipi_dsi_dcs_set_column_address_multi(&dsi_ctx_left, 0, mode->hdisplay / 2 - 1);
- err = mipi_dsi_dcs_set_column_address(right, 0, mode->hdisplay / 2 - 1);
- if (err < 0) {
- dev_err(&right->dev, "failed to set column address: %d\n", err);
- return err;
- }
+ mipi_dsi_dcs_set_column_address_multi(&dsi_ctx_right, 0, mode->hdisplay / 2 - 1);
- err = mipi_dsi_dcs_set_page_address(left, 0, mode->vdisplay - 1);
- if (err < 0) {
- dev_err(&left->dev, "failed to set page address: %d\n", err);
- return err;
- }
+ mipi_dsi_dcs_set_page_address_multi(&dsi_ctx_left, 0, mode->vdisplay - 1);
- err = mipi_dsi_dcs_set_page_address(right, 0, mode->vdisplay - 1);
- if (err < 0) {
- dev_err(&right->dev, "failed to set page address: %d\n", err);
- return err;
- }
+ mipi_dsi_dcs_set_page_address_multi(&dsi_ctx_right, 0, mode->vdisplay - 1);
return 0;
}
static int jdi_write_dcdc_registers(struct jdi_panel *jdi)
{
+ struct mipi_dsi_multi_context dsi_ctx1 = { .dsi = jdi->link1 };
+ struct mipi_dsi_multi_context dsi_ctx2 = { .dsi = jdi->link2 };
/* Clear the manufacturer command access protection */
- mipi_dsi_generic_write_seq(jdi->link1, MCS_CMD_ACS_PROT,
- MCS_CMD_ACS_PROT_OFF);
- mipi_dsi_generic_write_seq(jdi->link2, MCS_CMD_ACS_PROT,
- MCS_CMD_ACS_PROT_OFF);
+ mipi_dsi_generic_write_seq_multi(&dsi_ctx1, MCS_CMD_ACS_PROT,
+ MCS_CMD_ACS_PROT_OFF);
+ mipi_dsi_generic_write_seq_multi(&dsi_ctx2, MCS_CMD_ACS_PROT,
+ MCS_CMD_ACS_PROT_OFF);
/*
* Change the VGH/VGL divide rations to move the noise generated by the
* TCONN. This should hopefully avoid interaction with the backlight
* controller.
*/
- mipi_dsi_generic_write_seq(jdi->link1, MCS_PWR_CTRL_FUNC,
- MCS_PWR_CTRL_PARAM1_VGH_330_DIV |
- MCS_PWR_CTRL_PARAM1_DEFAULT,
- MCS_PWR_CTRL_PARAM2_VGL_410_DIV |
- MCS_PWR_CTRL_PARAM2_DEFAULT);
-
- mipi_dsi_generic_write_seq(jdi->link2, MCS_PWR_CTRL_FUNC,
- MCS_PWR_CTRL_PARAM1_VGH_330_DIV |
- MCS_PWR_CTRL_PARAM1_DEFAULT,
- MCS_PWR_CTRL_PARAM2_VGL_410_DIV |
- MCS_PWR_CTRL_PARAM2_DEFAULT);
+ mipi_dsi_generic_write_seq_multi(&dsi_ctx1, MCS_PWR_CTRL_FUNC,
+ MCS_PWR_CTRL_PARAM1_VGH_330_DIV |
+ MCS_PWR_CTRL_PARAM1_DEFAULT,
+ MCS_PWR_CTRL_PARAM2_VGL_410_DIV |
+ MCS_PWR_CTRL_PARAM2_DEFAULT);
+ mipi_dsi_generic_write_seq_multi(&dsi_ctx2, MCS_PWR_CTRL_FUNC,
+ MCS_PWR_CTRL_PARAM1_VGH_330_DIV |
+ MCS_PWR_CTRL_PARAM1_DEFAULT,
+ MCS_PWR_CTRL_PARAM2_VGL_410_DIV |
+ MCS_PWR_CTRL_PARAM2_DEFAULT);
return 0;
}
@@ -189,6 +168,8 @@ static int jdi_write_dcdc_registers(struct jdi_panel *jdi)
static int jdi_panel_prepare(struct drm_panel *panel)
{
struct jdi_panel *jdi = to_panel_jdi(panel);
+ struct mipi_dsi_multi_context dsi_ctx1 = { .dsi = jdi->link1 };
+ struct mipi_dsi_multi_context dsi_ctx2 = { .dsi = jdi->link2 };
int err;
/* Disable backlight to avoid showing random pixels
@@ -239,57 +220,25 @@ static int jdi_panel_prepare(struct drm_panel *panel)
goto poweroff;
}
- err = mipi_dsi_dcs_set_tear_scanline(jdi->link1,
+ mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx1,
jdi->mode->vdisplay - 16);
- if (err < 0) {
- dev_err(panel->dev, "failed to set tear scanline: %d\n", err);
- goto poweroff;
- }
- err = mipi_dsi_dcs_set_tear_scanline(jdi->link2,
+ mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx2,
jdi->mode->vdisplay - 16);
- if (err < 0) {
- dev_err(panel->dev, "failed to set tear scanline: %d\n", err);
- goto poweroff;
- }
- err = mipi_dsi_dcs_set_tear_on(jdi->link1,
+ mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx1,
MIPI_DSI_DCS_TEAR_MODE_VBLANK);
- if (err < 0) {
- dev_err(panel->dev, "failed to set tear on: %d\n", err);
- goto poweroff;
- }
- err = mipi_dsi_dcs_set_tear_on(jdi->link2,
+ mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx2,
MIPI_DSI_DCS_TEAR_MODE_VBLANK);
- if (err < 0) {
- dev_err(panel->dev, "failed to set tear on: %d\n", err);
- goto poweroff;
- }
- err = mipi_dsi_dcs_set_pixel_format(jdi->link1, MIPI_DCS_PIXEL_FMT_24BIT);
- if (err < 0) {
- dev_err(panel->dev, "failed to set pixel format: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx1, MIPI_DCS_PIXEL_FMT_24BIT);
- err = mipi_dsi_dcs_set_pixel_format(jdi->link2, MIPI_DCS_PIXEL_FMT_24BIT);
- if (err < 0) {
- dev_err(panel->dev, "failed to set pixel format: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx2, MIPI_DCS_PIXEL_FMT_24BIT);
- err = mipi_dsi_dcs_exit_sleep_mode(jdi->link1);
- if (err < 0) {
- dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx1);
- err = mipi_dsi_dcs_exit_sleep_mode(jdi->link2);
- if (err < 0) {
- dev_err(panel->dev, "failed to exit sleep mode: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx2);
err = jdi_write_dcdc_registers(jdi);
if (err < 0) {
@@ -302,17 +251,9 @@ static int jdi_panel_prepare(struct drm_panel *panel)
*/
msleep(150);
- err = mipi_dsi_dcs_set_display_on(jdi->link1);
- if (err < 0) {
- dev_err(panel->dev, "failed to set display on: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_set_display_on_multi(&dsi_ctx1);
- err = mipi_dsi_dcs_set_display_on(jdi->link2);
- if (err < 0) {
- dev_err(panel->dev, "failed to set display on: %d\n", err);
- goto poweroff;
- }
+ mipi_dsi_dcs_set_display_on_multi(&dsi_ctx2);
jdi->link1->mode_flags &= ~MIPI_DSI_MODE_LPM;
jdi->link2->mode_flags &= ~MIPI_DSI_MODE_LPM;
--
2.47.0
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