drm/panel: st7703: Rename functions from jh057n prefix to st7703

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>
Tested-by: Guido Günther <agx@sigxcpu.org>
Reviewed-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200701162928.1638874-6-megous@megous.com

diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
index da4e373..14761fe 100644 (file)
--- 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)
@@ -229,10 +231,10 @@ 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);
@@ -253,17 +255,17 @@ 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");
@@ -281,7 +283,7 @@ 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);
 
@@ -289,16 +291,16 @@ 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);
@@ -339,7 +341,7 @@ 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);
@@ -362,13 +364,13 @@ static int jh057n_probe(struct mipi_dsi_device *dsi)
                     drm_mode_vrefresh(&default_mode),
                     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);
@@ -382,12 +384,12 @@ 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)
@@ -396,28 +398,28 @@ 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");