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drm/panel: sharp-ls060t1sx01: transition to mipi_dsi wrapped functions

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Changes the sharp-ls060t1sx01 panel to use multi style functions for
improved error handling.

Signed-off-by: Tejas Vipin <tejasvipin76@gmail.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250201185439.157613-1-tejasvipin76@gmail.com
This commit is contained in:
Tejas Vipin
2025-02-02 00:24:39 +05:30
committed by Douglas Anderson
parent 0e1daf2b32
commit 7e3bf00047
1 changed files with 16 additions and 43 deletions
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59
drivers/gpu/drm/panel/panel-sharp-ls060t1sx01.c
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@@ -44,60 +44,39 @@ static void sharp_ls060_reset(struct sharp_ls060 *ctx)
static int sharp_ls060_on(struct sharp_ls060 *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_dcs_write_seq(dsi, 0xbb, 0x13);
mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_MEMORY_START);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, 0xbb, 0x13);
mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_MEMORY_START);
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(120);
mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 120);
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(50);
mipi_dsi_dcs_set_display_on_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 50);
return 0;
return dsi_ctx.accum_err;
}
static int sharp_ls060_off(struct sharp_ls060 *ctx)
static void sharp_ls060_off(struct sharp_ls060 *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;
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);
mipi_dsi_dcs_set_display_off_multi(&dsi_ctx);
mipi_dsi_usleep_range(&dsi_ctx, 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(121);
return 0;
mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx);
mipi_dsi_msleep(&dsi_ctx, 121);
}
static int sharp_ls060_prepare(struct drm_panel *panel)
{
struct sharp_ls060 *ctx = to_sharp_ls060(panel);
struct device *dev = &ctx->dsi->dev;
int ret;
ret = regulator_enable(ctx->vddi_supply);
@@ -125,10 +104,8 @@ static int sharp_ls060_prepare(struct drm_panel *panel)
sharp_ls060_reset(ctx);
ret = sharp_ls060_on(ctx);
if (ret < 0) {
dev_err(dev, "Failed to initialize panel: %d\n", ret);
if (ret < 0)
goto err_on;
}
return 0;
@@ -154,12 +131,8 @@ static int sharp_ls060_prepare(struct drm_panel *panel)
static int sharp_ls060_unprepare(struct drm_panel *panel)
{
struct sharp_ls060 *ctx = to_sharp_ls060(panel);
struct device *dev = &ctx->dsi->dev;
int ret;
ret = sharp_ls060_off(ctx);
if (ret < 0)
dev_err(dev, "Failed to un-initialize panel: %d\n", ret);
sharp_ls060_off(ctx);
regulator_disable(ctx->vddh_supply);