This is done so that code that's not specific to a particular jh057n panel is named after the controller. Functions specific to the panel are kept named after the panel.
Signed-off-by: Ondrej Jirman megous@megous.com Reviewed-by: Linus Walleij linus.walleij@linaro.org --- drivers/gpu/drm/panel/panel-sitronix-st7703.c | 90 ++++++++++--------- 1 file changed, 46 insertions(+), 44 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c index 38ff742bc120..511af659f273 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c @@ -1,6 +1,8 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Rockteck jh057n00900 5.5" MIPI-DSI panel driver + * Driver for panels based on Sitronix ST7703 controller, souch as: + * + * - Rocktech jh057n00900 5.5" MIPI-DSI panel * * Copyright (C) Purism SPC 2019 */ @@ -21,7 +23,7 @@ #include <drm/drm_panel.h> #include <drm/drm_print.h>
-#define DRV_NAME "panel-rocktech-jh057n00900" +#define DRV_NAME "panel-sitronix-st7703"
/* Manufacturer specific Commands send via DSI */ #define ST7703_CMD_ALL_PIXEL_OFF 0x22 @@ -45,7 +47,7 @@ #define ST7703_CMD_SETGIP1 0xE9 #define ST7703_CMD_SETGIP2 0xEA
-struct jh057n { +struct st7703 { struct device *dev; struct drm_panel panel; struct gpio_desc *reset_gpio; @@ -56,9 +58,9 @@ struct jh057n { struct dentry *debugfs; };
-static inline struct jh057n *panel_to_jh057n(struct drm_panel *panel) +static inline struct st7703 *panel_to_st7703(struct drm_panel *panel) { - return container_of(panel, struct jh057n, panel); + return container_of(panel, struct st7703, panel); }
#define dsi_generic_write_seq(dsi, seq...) do { \ @@ -69,7 +71,7 @@ static inline struct jh057n *panel_to_jh057n(struct drm_panel *panel) return ret; \ } while (0)
-static int jh057n_init_sequence(struct jh057n *ctx) +static int jh057n_init_sequence(struct st7703 *ctx) { struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev); struct device *dev = ctx->dev; @@ -141,9 +143,9 @@ static int jh057n_init_sequence(struct jh057n *ctx) return 0; }
-static int jh057n_enable(struct drm_panel *panel) +static int st7703_enable(struct drm_panel *panel) { - struct jh057n *ctx = panel_to_jh057n(panel); + struct st7703 *ctx = panel_to_st7703(panel); int ret;
ret = jh057n_init_sequence(ctx); @@ -156,17 +158,17 @@ static int jh057n_enable(struct drm_panel *panel) return 0; }
-static int jh057n_disable(struct drm_panel *panel) +static int st7703_disable(struct drm_panel *panel) { - struct jh057n *ctx = panel_to_jh057n(panel); + struct st7703 *ctx = panel_to_st7703(panel); struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
return mipi_dsi_dcs_set_display_off(dsi); }
-static int jh057n_unprepare(struct drm_panel *panel) +static int st7703_unprepare(struct drm_panel *panel) { - struct jh057n *ctx = panel_to_jh057n(panel); + struct st7703 *ctx = panel_to_st7703(panel);
if (!ctx->prepared) return 0; @@ -178,9 +180,9 @@ static int jh057n_unprepare(struct drm_panel *panel) return 0; }
-static int jh057n_prepare(struct drm_panel *panel) +static int st7703_prepare(struct drm_panel *panel) { - struct jh057n *ctx = panel_to_jh057n(panel); + struct st7703 *ctx = panel_to_st7703(panel); int ret;
if (ctx->prepared) @@ -230,10 +232,10 @@ static const struct drm_display_mode default_mode = { .height_mm = 130, };
-static int jh057n_get_modes(struct drm_panel *panel, +static int st7703_get_modes(struct drm_panel *panel, struct drm_connector *connector) { - struct jh057n *ctx = panel_to_jh057n(panel); + struct st7703 *ctx = panel_to_st7703(panel); struct drm_display_mode *mode;
mode = drm_mode_duplicate(connector->dev, &default_mode); @@ -254,17 +256,17 @@ static int jh057n_get_modes(struct drm_panel *panel, return 1; }
-static const struct drm_panel_funcs jh057n_drm_funcs = { - .disable = jh057n_disable, - .unprepare = jh057n_unprepare, - .prepare = jh057n_prepare, - .enable = jh057n_enable, - .get_modes = jh057n_get_modes, +static const struct drm_panel_funcs st7703_drm_funcs = { + .disable = st7703_disable, + .unprepare = st7703_unprepare, + .prepare = st7703_prepare, + .enable = st7703_enable, + .get_modes = st7703_get_modes, };
static int allpixelson_set(void *data, u64 val) { - struct jh057n *ctx = data; + struct st7703 *ctx = data; struct mipi_dsi_device *dsi = to_mipi_dsi_device(ctx->dev);
DRM_DEV_DEBUG_DRIVER(ctx->dev, "Setting all pixels on\n"); @@ -282,7 +284,7 @@ static int allpixelson_set(void *data, u64 val) DEFINE_SIMPLE_ATTRIBUTE(allpixelson_fops, NULL, allpixelson_set, "%llu\n");
-static void jh057n_debugfs_init(struct jh057n *ctx) +static void st7703_debugfs_init(struct st7703 *ctx) { ctx->debugfs = debugfs_create_dir(DRV_NAME, NULL);
@@ -290,16 +292,16 @@ static void jh057n_debugfs_init(struct jh057n *ctx) &allpixelson_fops); }
-static void jh057n_debugfs_remove(struct jh057n *ctx) +static void st7703_debugfs_remove(struct st7703 *ctx) { debugfs_remove_recursive(ctx->debugfs); ctx->debugfs = NULL; }
-static int jh057n_probe(struct mipi_dsi_device *dsi) +static int st7703_probe(struct mipi_dsi_device *dsi) { struct device *dev = &dsi->dev; - struct jh057n *ctx; + struct st7703 *ctx; int ret;
ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); @@ -340,7 +342,7 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) return ret; }
- drm_panel_init(&ctx->panel, dev, &jh057n_drm_funcs, + drm_panel_init(&ctx->panel, dev, &st7703_drm_funcs, DRM_MODE_CONNECTOR_DSI);
ret = drm_panel_of_backlight(&ctx->panel); @@ -363,13 +365,13 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) default_mode.vrefresh, mipi_dsi_pixel_format_to_bpp(dsi->format), dsi->lanes);
- jh057n_debugfs_init(ctx); + st7703_debugfs_init(ctx); return 0; }
-static void jh057n_shutdown(struct mipi_dsi_device *dsi) +static void st7703_shutdown(struct mipi_dsi_device *dsi) { - struct jh057n *ctx = mipi_dsi_get_drvdata(dsi); + struct st7703 *ctx = mipi_dsi_get_drvdata(dsi); int ret;
ret = drm_panel_unprepare(&ctx->panel); @@ -383,12 +385,12 @@ static void jh057n_shutdown(struct mipi_dsi_device *dsi) ret); }
-static int jh057n_remove(struct mipi_dsi_device *dsi) +static int st7703_remove(struct mipi_dsi_device *dsi) { - struct jh057n *ctx = mipi_dsi_get_drvdata(dsi); + struct st7703 *ctx = mipi_dsi_get_drvdata(dsi); int ret;
- jh057n_shutdown(dsi); + st7703_shutdown(dsi);
ret = mipi_dsi_detach(dsi); if (ret < 0) @@ -397,28 +399,28 @@ static int jh057n_remove(struct mipi_dsi_device *dsi)
drm_panel_remove(&ctx->panel);
- jh057n_debugfs_remove(ctx); + st7703_debugfs_remove(ctx);
return 0; }
-static const struct of_device_id jh057n_of_match[] = { +static const struct of_device_id st7703_of_match[] = { { .compatible = "rocktech,jh057n00900" }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(of, jh057n_of_match); +MODULE_DEVICE_TABLE(of, st7703_of_match);
-static struct mipi_dsi_driver jh057n_driver = { - .probe = jh057n_probe, - .remove = jh057n_remove, - .shutdown = jh057n_shutdown, +static struct mipi_dsi_driver st7703_driver = { + .probe = st7703_probe, + .remove = st7703_remove, + .shutdown = st7703_shutdown, .driver = { .name = DRV_NAME, - .of_match_table = jh057n_of_match, + .of_match_table = st7703_of_match, }, }; -module_mipi_dsi_driver(jh057n_driver); +module_mipi_dsi_driver(st7703_driver);
MODULE_AUTHOR("Guido Günther agx@sigxcpu.org"); -MODULE_DESCRIPTION("DRM driver for Rocktech JH057N00900 MIPI DSI panel"); +MODULE_DESCRIPTION("DRM driver for Sitronix ST7703 based MIPI DSI panels"); MODULE_LICENSE("GPL v2");