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staging: sm750fb: remove ddk750_dvi

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This file and the code present was unused in the whole
driver, therefore this patch removes the file and unused
reference to the header.

Signed-off-by: Ruben Wauters <rubenru09@aol.com>
Link: https://lore.kernel.org/r/20250418151755.42624-3-rubenru09@aol.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ruben Wauters
2025-04-18 16:17:48 +01:00
committed by Greg Kroah-Hartman
parent 0dbd55e96f
commit 911ab08c0c
4 changed files with 1 additions and 105 deletions
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3
drivers/staging/sm750fb/Makefile
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@@ -3,5 +3,4 @@ obj-$(CONFIG_FB_SM750) += sm750fb.o
sm750fb-objs := sm750.o sm750_hw.o sm750_accel.o sm750_cursor.o \
ddk750_chip.o ddk750_power.o ddk750_mode.o \
ddk750_display.o ddk750_swi2c.o ddk750_dvi.o \
ddk750_hwi2c.o
ddk750_display.o ddk750_swi2c.o ddk750_hwi2c.o

1
drivers/staging/sm750fb/ddk750_display.c
View File

@@ -3,7 +3,6 @@
#include "ddk750_chip.h"
#include "ddk750_display.h"
#include "ddk750_power.h"
#include "ddk750_dvi.h"
static void set_display_control(int ctrl, int disp_state)
{

45
drivers/staging/sm750fb/ddk750_dvi.c
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@@ -1,45 +0,0 @@
// SPDX-License-Identifier: GPL-2.0
#define USE_DVICHIP
#ifdef USE_DVICHIP
#include "ddk750_chip.h"
#include "ddk750_reg.h"
#include "ddk750_dvi.h"
/*
* This global variable contains all the supported driver and its corresponding
* function API. Please set the function pointer to NULL whenever the function
* is not supported.
*/
static struct dvi_ctrl_device dcft_supported_dvi_controller[] = { };
int dvi_init(unsigned char edge_select,
unsigned char bus_select,
unsigned char dual_edge_clk_select,
unsigned char hsync_enable,
unsigned char vsync_enable,
unsigned char deskew_enable,
unsigned char deskew_setting,
unsigned char continuous_sync_enable,
unsigned char pll_filter_enable,
unsigned char pll_filter_value)
{
struct dvi_ctrl_device *current_dvi_ctrl;
current_dvi_ctrl = dcft_supported_dvi_controller;
if (current_dvi_ctrl->init) {
return current_dvi_ctrl->init(edge_select,
bus_select,
dual_edge_clk_select,
hsync_enable,
vsync_enable,
deskew_enable,
deskew_setting,
continuous_sync_enable,
pll_filter_enable,
pll_filter_value);
}
return -1; /* error */
}
#endif

57
drivers/staging/sm750fb/ddk750_dvi.h
View File

@@ -1,57 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DDK750_DVI_H__
#define DDK750_DVI_H__
/* dvi chip stuffs structros */
typedef long (*PFN_DVICTRL_INIT)(unsigned char edge_select,
unsigned char bus_select,
unsigned char dual_edge_clk_select,
unsigned char hsync_enable,
unsigned char vsync_enable,
unsigned char deskew_enable,
unsigned char deskew_setting,
unsigned char continuous_sync_enable,
unsigned char pll_filter_enable,
unsigned char pll_filter_value);
typedef void (*PFN_DVICTRL_RESETCHIP)(void);
typedef char* (*PFN_DVICTRL_GETCHIPSTRING)(void);
typedef unsigned short (*PFN_DVICTRL_GETVENDORID)(void);
typedef unsigned short (*PFN_DVICTRL_GETDEVICEID)(void);
typedef void (*PFN_DVICTRL_SETPOWER)(unsigned char power_up);
typedef void (*PFN_DVICTRL_HOTPLUGDETECTION)(unsigned char enable_hot_plug);
typedef unsigned char (*PFN_DVICTRL_ISCONNECTED)(void);
typedef unsigned char (*PFN_DVICTRL_CHECKINTERRUPT)(void);
typedef void (*PFN_DVICTRL_CLEARINTERRUPT)(void);
/* Structure to hold all the function pointer to the DVI Controller. */
struct dvi_ctrl_device {
PFN_DVICTRL_INIT init;
PFN_DVICTRL_RESETCHIP reset_chip;
PFN_DVICTRL_GETCHIPSTRING get_chip_string;
PFN_DVICTRL_GETVENDORID get_vendor_id;
PFN_DVICTRL_GETDEVICEID get_device_id;
PFN_DVICTRL_SETPOWER set_power;
PFN_DVICTRL_HOTPLUGDETECTION enable_hot_plug_detection;
PFN_DVICTRL_ISCONNECTED is_connected;
PFN_DVICTRL_CHECKINTERRUPT check_interrupt;
PFN_DVICTRL_CLEARINTERRUPT clear_interrupt;
};
#define DVI_CTRL_SII164
/* dvi functions prototype */
int dvi_init(unsigned char edge_select,
unsigned char bus_select,
unsigned char dual_edge_clk_select,
unsigned char hsync_enable,
unsigned char vsync_enable,
unsigned char deskew_enable,
unsigned char deskew_setting,
unsigned char continuous_sync_enable,
unsigned char pll_filter_enable,
unsigned char pll_filter_value);
#endif