From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio

---
 kernel/drivers/gpu/drm/ast/ast_drv.h |  248 +++++++++++++++++--------------------------------
 1 files changed, 88 insertions(+), 160 deletions(-)

diff --git a/kernel/drivers/gpu/drm/ast/ast_drv.h b/kernel/drivers/gpu/drm/ast/ast_drv.h
index e6c4cd3..b68b1dd 100644
--- a/kernel/drivers/gpu/drm/ast/ast_drv.h
+++ b/kernel/drivers/gpu/drm/ast/ast_drv.h
@@ -28,19 +28,17 @@
 #ifndef __AST_DRV_H__
 #define __AST_DRV_H__
 
-#include <drm/drm_encoder.h>
-#include <drm/drm_fb_helper.h>
-
-#include <drm/ttm/ttm_bo_api.h>
-#include <drm/ttm/ttm_bo_driver.h>
-#include <drm/ttm/ttm_placement.h>
-#include <drm/ttm/ttm_memory.h>
-#include <drm/ttm/ttm_module.h>
-
-#include <drm/drm_gem.h>
-
+#include <linux/types.h>
+#include <linux/io.h>
 #include <linux/i2c.h>
 #include <linux/i2c-algo-bit.h>
+
+#include <drm/drm_connector.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_encoder.h>
+#include <drm/drm_mode.h>
+#include <drm/drm_framebuffer.h>
+#include <drm/drm_fb_helper.h>
 
 #define DRIVER_AUTHOR		"Dave Airlie"
 
@@ -54,7 +52,6 @@
 
 #define PCI_CHIP_AST2000 0x2000
 #define PCI_CHIP_AST2100 0x2010
-#define PCI_CHIP_AST1180 0x1180
 
 
 enum ast_chip {
@@ -66,7 +63,6 @@
 	AST2300,
 	AST2400,
 	AST2500,
-	AST1180,
 };
 
 enum ast_tx_chip {
@@ -84,37 +80,68 @@
 #define AST_DRAM_4Gx16   7
 #define AST_DRAM_8Gx16   8
 
-struct ast_fbdev;
+
+#define AST_MAX_HWC_WIDTH	64
+#define AST_MAX_HWC_HEIGHT	64
+
+#define AST_HWC_SIZE		(AST_MAX_HWC_WIDTH * AST_MAX_HWC_HEIGHT * 2)
+#define AST_HWC_SIGNATURE_SIZE	32
+
+#define AST_DEFAULT_HWC_NUM	2
+
+/* define for signature structure */
+#define AST_HWC_SIGNATURE_CHECKSUM	0x00
+#define AST_HWC_SIGNATURE_SizeX		0x04
+#define AST_HWC_SIGNATURE_SizeY		0x08
+#define AST_HWC_SIGNATURE_X		0x0C
+#define AST_HWC_SIGNATURE_Y		0x10
+#define AST_HWC_SIGNATURE_HOTSPOTX	0x14
+#define AST_HWC_SIGNATURE_HOTSPOTY	0x18
+
+struct ast_i2c_chan {
+	struct i2c_adapter adapter;
+	struct drm_device *dev;
+	struct i2c_algo_bit_data bit;
+};
+
+struct ast_connector {
+	struct drm_connector base;
+	struct ast_i2c_chan *i2c;
+};
+
+static inline struct ast_connector *
+to_ast_connector(struct drm_connector *connector)
+{
+	return container_of(connector, struct ast_connector, base);
+}
 
 struct ast_private {
-	struct drm_device *dev;
+	struct drm_device base;
 
 	void __iomem *regs;
 	void __iomem *ioregs;
+	void __iomem *dp501_fw_buf;
 
 	enum ast_chip chip;
 	bool vga2_clone;
 	uint32_t dram_bus_width;
 	uint32_t dram_type;
 	uint32_t mclk;
-	uint32_t vram_size;
-
-	struct ast_fbdev *fbdev;
 
 	int fb_mtrr;
 
 	struct {
-		struct drm_global_reference mem_global_ref;
-		struct ttm_bo_global_ref bo_global_ref;
-		struct ttm_bo_device bdev;
-	} ttm;
+		struct drm_gem_vram_object *gbo[AST_DEFAULT_HWC_NUM];
+		void __iomem *vaddr[AST_DEFAULT_HWC_NUM];
+		unsigned int next_index;
+	} cursor;
 
-	struct drm_gem_object *cursor_cache;
-	uint64_t cursor_cache_gpu_addr;
-	/* Acces to this cache is protected by the crtc->mutex of the only crtc
-	 * we have. */
-	struct ttm_bo_kmap_obj cache_kmap;
-	int next_cursor;
+	struct drm_plane primary_plane;
+	struct drm_plane cursor_plane;
+	struct drm_crtc crtc;
+	struct drm_encoder encoder;
+	struct ast_connector connector;
+
 	bool support_wide_screen;
 	enum {
 		ast_use_p2a,
@@ -128,10 +155,14 @@
 	const struct firmware *dp501_fw;	/* dp501 fw */
 };
 
-int ast_driver_load(struct drm_device *dev, unsigned long flags);
-void ast_driver_unload(struct drm_device *dev);
+static inline struct ast_private *to_ast_private(struct drm_device *dev)
+{
+	return container_of(dev, struct ast_private, base);
+}
 
-struct ast_gem_object;
+struct ast_private *ast_device_create(struct drm_driver *drv,
+				      struct pci_dev *pdev,
+				      unsigned long flags);
 
 #define AST_IO_AR_PORT_WRITE		(0x40)
 #define AST_IO_MISC_PORT_WRITE		(0x42)
@@ -146,6 +177,8 @@
 #define AST_IO_MISC_PORT_READ		(0x4C)
 
 #define AST_IO_MM_OFFSET		(0x380)
+
+#define AST_IO_VGAIR1_VREFRESH		BIT(3)
 
 #define __ast_read(x) \
 static inline u##x ast_read##x(struct ast_private *ast, u32 reg) { \
@@ -215,66 +248,6 @@
 
 #define AST_VIDMEM_DEFAULT_SIZE AST_VIDMEM_SIZE_8M
 
-#define AST_MAX_HWC_WIDTH 64
-#define AST_MAX_HWC_HEIGHT 64
-
-#define AST_HWC_SIZE                (AST_MAX_HWC_WIDTH*AST_MAX_HWC_HEIGHT*2)
-#define AST_HWC_SIGNATURE_SIZE      32
-
-#define AST_DEFAULT_HWC_NUM 2
-/* define for signature structure */
-#define AST_HWC_SIGNATURE_CHECKSUM  0x00
-#define AST_HWC_SIGNATURE_SizeX     0x04
-#define AST_HWC_SIGNATURE_SizeY     0x08
-#define AST_HWC_SIGNATURE_X         0x0C
-#define AST_HWC_SIGNATURE_Y         0x10
-#define AST_HWC_SIGNATURE_HOTSPOTX  0x14
-#define AST_HWC_SIGNATURE_HOTSPOTY  0x18
-
-
-struct ast_i2c_chan {
-	struct i2c_adapter adapter;
-	struct drm_device *dev;
-	struct i2c_algo_bit_data bit;
-};
-
-struct ast_connector {
-	struct drm_connector base;
-	struct ast_i2c_chan *i2c;
-};
-
-struct ast_crtc {
-	struct drm_crtc base;
-	struct drm_gem_object *cursor_bo;
-	uint64_t cursor_addr;
-	int cursor_width, cursor_height;
-	u8 offset_x, offset_y;
-};
-
-struct ast_encoder {
-	struct drm_encoder base;
-};
-
-struct ast_framebuffer {
-	struct drm_framebuffer base;
-	struct drm_gem_object *obj;
-};
-
-struct ast_fbdev {
-	struct drm_fb_helper helper;
-	struct ast_framebuffer afb;
-	void *sysram;
-	int size;
-	struct ttm_bo_kmap_obj mapping;
-	int x1, y1, x2, y2; /* dirty rect */
-	spinlock_t dirty_lock;
-};
-
-#define to_ast_crtc(x) container_of(x, struct ast_crtc, base)
-#define to_ast_connector(x) container_of(x, struct ast_connector, base)
-#define to_ast_encoder(x) container_of(x, struct ast_encoder, base)
-#define to_ast_framebuffer(x) container_of(x, struct ast_framebuffer, base)
-
 struct ast_vbios_stdtable {
 	u8 misc;
 	u8 seq[4];
@@ -310,87 +283,34 @@
 	const struct ast_vbios_enhtable *enh_table;
 };
 
-extern int ast_mode_init(struct drm_device *dev);
-extern void ast_mode_fini(struct drm_device *dev);
+struct ast_crtc_state {
+	struct drm_crtc_state base;
 
-int ast_framebuffer_init(struct drm_device *dev,
-			 struct ast_framebuffer *ast_fb,
-			 const struct drm_mode_fb_cmd2 *mode_cmd,
-			 struct drm_gem_object *obj);
+	/* Last known format of primary plane */
+	const struct drm_format_info *format;
 
-int ast_fbdev_init(struct drm_device *dev);
-void ast_fbdev_fini(struct drm_device *dev);
-void ast_fbdev_set_suspend(struct drm_device *dev, int state);
-void ast_fbdev_set_base(struct ast_private *ast, unsigned long gpu_addr);
-
-struct ast_bo {
-	struct ttm_buffer_object bo;
-	struct ttm_placement placement;
-	struct ttm_bo_kmap_obj kmap;
-	struct drm_gem_object gem;
-	struct ttm_place placements[3];
-	int pin_count;
+	struct ast_vbios_mode_info vbios_mode_info;
 };
-#define gem_to_ast_bo(gobj) container_of((gobj), struct ast_bo, gem)
 
-static inline struct ast_bo *
-ast_bo(struct ttm_buffer_object *bo)
-{
-	return container_of(bo, struct ast_bo, bo);
-}
+#define to_ast_crtc_state(state) container_of(state, struct ast_crtc_state, base)
 
-
-#define to_ast_obj(x) container_of(x, struct ast_gem_object, base)
+int ast_mode_config_init(struct ast_private *ast);
 
 #define AST_MM_ALIGN_SHIFT 4
 #define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1)
 
-extern int ast_dumb_create(struct drm_file *file,
-			   struct drm_device *dev,
-			   struct drm_mode_create_dumb *args);
+#define AST_DP501_FW_VERSION_MASK	GENMASK(7, 4)
+#define AST_DP501_FW_VERSION_1		BIT(4)
+#define AST_DP501_PNP_CONNECTED		BIT(1)
 
-extern void ast_gem_free_object(struct drm_gem_object *obj);
-extern int ast_dumb_mmap_offset(struct drm_file *file,
-				struct drm_device *dev,
-				uint32_t handle,
-				uint64_t *offset);
+#define AST_DP501_DEFAULT_DCLK	65
 
-#define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
+#define AST_DP501_GBL_VERSION	0xf000
+#define AST_DP501_PNPMONITOR	0xf010
+#define AST_DP501_LINKRATE	0xf014
+#define AST_DP501_EDID_DATA	0xf020
 
 int ast_mm_init(struct ast_private *ast);
-void ast_mm_fini(struct ast_private *ast);
-
-int ast_bo_create(struct drm_device *dev, int size, int align,
-		  uint32_t flags, struct ast_bo **pastbo);
-
-int ast_gem_create(struct drm_device *dev,
-		   u32 size, bool iskernel,
-		   struct drm_gem_object **obj);
-
-int ast_bo_pin(struct ast_bo *bo, u32 pl_flag, u64 *gpu_addr);
-int ast_bo_unpin(struct ast_bo *bo);
-
-static inline int ast_bo_reserve(struct ast_bo *bo, bool no_wait)
-{
-	int ret;
-
-	ret = ttm_bo_reserve(&bo->bo, true, no_wait, NULL);
-	if (ret) {
-		if (ret != -ERESTARTSYS && ret != -EBUSY)
-			DRM_ERROR("reserve failed %p\n", bo);
-		return ret;
-	}
-	return 0;
-}
-
-static inline void ast_bo_unreserve(struct ast_bo *bo)
-{
-	ttm_bo_unreserve(&bo->bo);
-}
-
-void ast_ttm_placement(struct ast_bo *bo, int domain);
-int ast_bo_push_sysram(struct ast_bo *bo);
-int ast_mmap(struct file *filp, struct vm_area_struct *vma);
 
 /* ast post */
 void ast_enable_vga(struct drm_device *dev);
@@ -405,5 +325,13 @@
 bool ast_dp501_read_edid(struct drm_device *dev, u8 *ediddata);
 u8 ast_get_dp501_max_clk(struct drm_device *dev);
 void ast_init_3rdtx(struct drm_device *dev);
-void ast_release_firmware(struct drm_device *dev);
+
+/* ast_cursor.c */
+int ast_cursor_init(struct ast_private *ast);
+int ast_cursor_blit(struct ast_private *ast, struct drm_framebuffer *fb);
+void ast_cursor_page_flip(struct ast_private *ast);
+void ast_cursor_show(struct ast_private *ast, int x, int y,
+		     unsigned int offset_x, unsigned int offset_y);
+void ast_cursor_hide(struct ast_private *ast);
+
 #endif

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