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drm/panel: ilitek-ili9882t: use wrapped MIPI DCS functions

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Remove conditional code and always use mipi_dsi_dcs_*multi() wrappers to
simplify driver's init/exit code.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240512-dsi-panels-upd-api-v2-4-e31ca14d102e@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240512-dsi-panels-upd-api-v2-4-e31ca14d102e@linaro.org
This commit is contained in:
Dmitry Baryshkov
2024-05-12 02:00:21 +03:00
committed by Neil Armstrong
parent 91329f9212
commit 510ba36e86
1 changed files with 11 additions and 37 deletions
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48
drivers/gpu/drm/panel/panel-ilitek-ili9882t.c
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@@ -402,19 +402,15 @@ static int starry_ili9882t_init(struct ili9882t *ili)
mipi_dsi_dcs_write_seq_multi(&ctx, 0x92, 0x22);
ili9882t_switch_page(&ctx, 0x00);
mipi_dsi_dcs_write_seq_multi(&ctx, MIPI_DCS_EXIT_SLEEP_MODE);
if (ctx.accum_err)
return ctx.accum_err;
mipi_dsi_dcs_exit_sleep_mode_multi(&ctx);
msleep(120);
mipi_dsi_msleep(&ctx, 120);
mipi_dsi_dcs_write_seq_multi(&ctx, MIPI_DCS_SET_DISPLAY_ON);
if (ctx.accum_err)
return ctx.accum_err;
mipi_dsi_dcs_set_display_on_multi(&ctx);
msleep(20);
mipi_dsi_msleep(&ctx, 20);
return 0;
return ctx.accum_err;
};
static inline struct ili9882t *to_ili9882t(struct drm_panel *panel)
@@ -422,43 +418,21 @@ static inline struct ili9882t *to_ili9882t(struct drm_panel *panel)
return container_of(panel, struct ili9882t, base);
}
static int ili9882t_enter_sleep_mode(struct ili9882t *ili)
{
struct mipi_dsi_device *dsi = ili->dsi;
int ret;
dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
ret = mipi_dsi_dcs_set_display_off(dsi);
if (ret < 0)
return ret;
ret = mipi_dsi_dcs_enter_sleep_mode(dsi);
if (ret < 0)
return ret;
return 0;
}
static int ili9882t_disable(struct drm_panel *panel)
{
struct ili9882t *ili = to_ili9882t(panel);
struct mipi_dsi_multi_context ctx = { .dsi = ili->dsi };
int ret;
ili9882t_switch_page(&ctx, 0x00);
if (ctx.accum_err)
return ctx.accum_err;
ret = ili9882t_enter_sleep_mode(ili);
if (ret < 0) {
dev_err(panel->dev, "failed to set panel off: %d\n", ret);
return ret;
}
ili->dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
msleep(150);
mipi_dsi_dcs_set_display_off_multi(&ctx);
mipi_dsi_dcs_enter_sleep_mode_multi(&ctx);
return 0;
mipi_dsi_msleep(&ctx, 150);
return ctx.accum_err;
}
static int ili9882t_unprepare(struct drm_panel *panel)