drm/bridge: cdns-dsi: Create a header file

Create a header file for cdns dsi and move structure definations to
prepare for adding j721e wrapper support

Signed-off-by: Rahul T R <r-ravikumar@ti.com>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230103101951.10963-5-r-ravikumar@ti.com

diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
index 20bece8..058349b 100644 (file)
--- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
@@ -6,10 +6,7 @@
  */
 
 #include <drm/drm_atomic_helper.h>
-#include <drm/drm_bridge.h>
 #include <drm/drm_drv.h>
-#include <drm/drm_mipi_dsi.h>
-#include <drm/drm_panel.h>
 #include <drm/drm_probe_helper.h>
 #include <video/mipi_display.h>
 
@@ -23,9 +20,10 @@
 #include <linux/pm_runtime.h>
 #include <linux/reset.h>
 
-#include <linux/phy/phy.h>
 #include <linux/phy/phy-mipi-dphy.h>
 
+#include "cdns-dsi-core.h"
+
 #define IP_CONF                                0x0
 #define SP_HS_FIFO_DEPTH(x)            (((x) & GENMASK(30, 26)) >> 26)
 #define SP_LP_FIFO_DEPTH(x)            (((x) & GENMASK(25, 21)) >> 21)
@@ -424,48 +422,6 @@
 #define DSI_NULL_FRAME_OVERHEAD                6
 #define DSI_EOT_PKT_SIZE               4
 
-struct cdns_dsi_output {
-       struct mipi_dsi_device *dev;
-       struct drm_panel *panel;
-       struct drm_bridge *bridge;
-       union phy_configure_opts phy_opts;
-};
-
-enum cdns_dsi_input_id {
-       CDNS_SDI_INPUT,
-       CDNS_DPI_INPUT,
-       CDNS_DSC_INPUT,
-};
-
-struct cdns_dsi_cfg {
-       unsigned int hfp;
-       unsigned int hsa;
-       unsigned int hbp;
-       unsigned int hact;
-       unsigned int htotal;
-};
-
-struct cdns_dsi_input {
-       enum cdns_dsi_input_id id;
-       struct drm_bridge bridge;
-};
-
-struct cdns_dsi {
-       struct mipi_dsi_host base;
-       void __iomem *regs;
-       struct cdns_dsi_input input;
-       struct cdns_dsi_output output;
-       unsigned int direct_cmd_fifo_depth;
-       unsigned int rx_fifo_depth;
-       struct completion direct_cmd_comp;
-       struct clk *dsi_p_clk;
-       struct reset_control *dsi_p_rst;
-       struct clk *dsi_sys_clk;
-       bool link_initialized;
-       bool phy_initialized;
-       struct phy *dphy;
-};
-
 static inline struct cdns_dsi *input_to_dsi(struct cdns_dsi_input *input)
 {
        return container_of(input, struct cdns_dsi, input);

diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h
new file mode 100644 (file)
index 0000000..d5bb5ca
--- /dev/null
+++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.h
@@ -0,0 +1,64 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright: 2017 Cadence Design Systems, Inc.
+ *
+ * Author: Boris Brezillon <boris.brezillon@bootlin.com>
+ */
+
+#ifndef __CDNS_DSI_H__
+#define __CDNS_DSI_H__
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_panel.h>
+
+#include <linux/bits.h>
+#include <linux/completion.h>
+#include <linux/phy/phy.h>
+
+struct clk;
+struct reset_control;
+
+struct cdns_dsi_output {
+       struct mipi_dsi_device *dev;
+       struct drm_panel *panel;
+       struct drm_bridge *bridge;
+       union phy_configure_opts phy_opts;
+};
+
+enum cdns_dsi_input_id {
+       CDNS_SDI_INPUT,
+       CDNS_DPI_INPUT,
+       CDNS_DSC_INPUT,
+};
+
+struct cdns_dsi_cfg {
+       unsigned int hfp;
+       unsigned int hsa;
+       unsigned int hbp;
+       unsigned int hact;
+       unsigned int htotal;
+};
+
+struct cdns_dsi_input {
+       enum cdns_dsi_input_id id;
+       struct drm_bridge bridge;
+};
+
+struct cdns_dsi {
+       struct mipi_dsi_host base;
+       void __iomem *regs;
+       struct cdns_dsi_input input;
+       struct cdns_dsi_output output;
+       unsigned int direct_cmd_fifo_depth;
+       unsigned int rx_fifo_depth;
+       struct completion direct_cmd_comp;
+       struct clk *dsi_p_clk;
+       struct reset_control *dsi_p_rst;
+       struct clk *dsi_sys_clk;
+       bool link_initialized;
+       bool phy_initialized;
+       struct phy *dphy;
+};
+
+#endif /* !__CDNS_DSI_H__ */