[PATCH 11/13] viafb: viafbdev.c, viafbdev.h

JosephChan
2008-06-30T07:47:25Z

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Initialization, remove and some other important functions of viafb.

Signed-off-by: Joseph Chan <josephchan@via.com.tw>

diff -Nur a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
--- a/drivers/video/via/viafbdev.c 1970-01-01 08:00:00.000000000 +0800
+++ b/drivers/video/via/viafbdev.c 2008-06-30 08:53:33.000000000 +0800
@@ -0,0 +1,2659 @@
+/*
+ * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
+ * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
+
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation;
+ * either version 2, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.See the GNU General Public License
+ * for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef MODULE
+#include <linux/module.h>
+#endif
+#define _MASTER_FILE
+
+#include "global.h"
+
+static int MAX_CURS = 32;
+static struct fb_var_screeninfo default_var;
+static char *viafb_name = "Via";
+static u32 pseudo_pal[17];
+
+/* video mode */
+static char *viafb_mode = "640x480";
+static char *viafb_mode1 = "640x480";
+static int viafb_resMode = VIA_RES_640X480;
+
+/* Added for specifying active devices.*/
+char *viafb_active_dev = "";
+
+/* Added for specifying video on devices.*/
+char *viafb_video_dev = "";
+
+/*Added for specify lcd output port*/
+char *viafb_lcd_port = "";
+char *viafb_dvi_port = "";
+
+static int timer_on;
+struct timer_list timer_for3D;
+
+
+static void viafb_set_device(struct device_t active_dev);
+static int apply_device_setting(struct viafb_ioctl_setting setting_info,
+ struct fb_info *info);
+static void apply_second_mode_setting(struct fb_var_screeninfo
+ *sec_var);
+static void retrieve_device_setting(struct viafb_ioctl_setting
+ *setting_info);
+static void viafb_set_video_device(u32 video_dev_info);
+static void viafb_get_video_device(u32 *video_dev_info);
+
+/* Mode information */
+static const struct viafb_modeinfo viafb_modentry[] = {
+ {480, 640, VIA_RES_480X640, "480x640"},
+ {640, 480, VIA_RES_640X480, "640x480"},
+ {800, 480, VIA_RES_800X480, "800x480"},
+ {800, 600, VIA_RES_800X600, "800x600"},
+ {1024, 768, VIA_RES_1024X768, "1024x768"},
+ {1152, 864, VIA_RES_1152X864, "1152x864"},
+ {1280, 1024, VIA_RES_1280X1024, "1280x1024"},
+ {1600, 1200, VIA_RES_1600X1200, "1600x1200"},
+ {1440, 1050, VIA_RES_1440X1050, "1440x1050"},
+ {1280, 768, VIA_RES_1280X768, "1280x768"},
+ {1280, 800, VIA_RES_1280X800, "1280x800"},
+ {1280, 960, VIA_RES_1280X960, "1280x960"},
+ {1920, 1440, VIA_RES_1920X1440, "1920x1440"},
+ {848, 480, VIA_RES_848X480, "848x480"},
+ {1400, 1050, VIA_RES_1400X1050, "1400x1050"},
+ {720, 480, VIA_RES_720X480, "720x480"},
+ {720, 576, VIA_RES_720X576, "720x576"},
+ {1024, 512, VIA_RES_1024X512, "1024x512"},
+ {1024, 576, VIA_RES_1024X576, "1024x576"},
+ {1024, 600, VIA_RES_1024X600, "1024x600"},
+ {1280, 720, VIA_RES_1280X720, "1280x720"},
+ {1920, 1080, VIA_RES_1920X1080, "1920x1080"},
+ {1366, 768, VIA_RES_1368X768, "1368x768"},
+ {1680, 1050, VIA_RES_1680X1050, "1680x1050"},
+ {960, 600, VIA_RES_960X600, "960x600"},
+ {1000, 600, VIA_RES_1000X600, "1000x600"},
+ {1024, 576, VIA_RES_1024X576, "1024x576"},
+ {1024, 600, VIA_RES_1024X600, "1024x600"},
+ {1088, 612, VIA_RES_1088X612, "1088x612"},
+ {1152, 720, VIA_RES_1152X720, "1152x720"},
+ {1200, 720, VIA_RES_1200X720, "1200x720"},
+ {1280, 600, VIA_RES_1280X600, "1280x600"},
+ {1360, 768, VIA_RES_1360X768, "1360x768"},
+ {1440, 900, VIA_RES_1440X900, "1440x900"},
+ {1600, 900, VIA_RES_1600X900, "1600x900"},
+ {1600, 1024, VIA_RES_1600X1024, "1600x1024"},
+ {1792, 1344, VIA_RES_1792X1344, "1792x1344"},
+ {1856, 1392, VIA_RES_1856X1392, "1856x1392"},
+ {1920, 1200, VIA_RES_1920X1200, "1920x1200"},
+ {2048, 1536, VIA_RES_2048X1536, "2048x1536"},
+ {0, 0, VIA_RES_INVALID, "640x480"}
+};
+
+static struct fb_ops viafb_ops;
+
+static void get_panel_max_scal_size(struct _panel_size_pos_info
+ *p_max_size)
+{
+ switch (p_max_size->device_type) {
+ case DVI_Device:
+ p_max_size->x = p_max_size->y = 0;
+ break;
+ default:
+ p_max_size->x = p_max_size->y = 0;
+ }
+}
+static void get_panel_max_scal_pos(struct _panel_size_pos_info *p_para)
+{
+ switch (p_para->device_type) {
+ case DVI_Device:
+ p_para->x = p_para->y = 0;
+ break;
+ default:
+ p_para->x = p_para->y = 0;
+ }
+}
+
+static void get_panel_scal_pos(struct _panel_size_pos_info *p_para)
+{
+ switch (p_para->device_type) {
+ case DVI_Device:
+ p_para->x = p_para->y = 0;
+ break;
+ default:
+ p_para->x = p_para->y = 0;
+ }
+}
+static void get_panel_scal_size(struct _panel_size_pos_info *p_para)
+{
+ switch (p_para->device_type) {
+ case DVI_Device:
+ p_para->x = p_para->y = 0;
+ break;
+ default:
+ p_para->x = p_para->y = 0;
+ }
+}
+
+static void set_panel_scal_pos(struct _panel_size_pos_info *p_para)
+{
+ switch (p_para->device_type) {
+ case DVI_Device:
+ break;
+ default:
+ ;
+ }
+}
+
+static void set_panel_scal_size(struct _panel_size_pos_info *p_para)
+{
+ switch (p_para->device_type) {
+ case DVI_Device:
+ break;
+ default:
+ ;
+ }
+}
+
+static int viafb_update_fix(struct fb_fix_screeninfo *fix, struct fb_info *info)
+{
+ struct viafb_par *ppar;
+ ppar = info->par;
+
+ DEBUG_MSG(KERN_INFO "viafb_update_fix!\n");
+
+ fix->visual =
+ ppar->bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+ fix->line_length = ppar->linelength;
+
+ return 0;
+}
+
+
+static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
+ struct viafb_par *viaparinfo)
+{
+ memset(fix, 0, sizeof(struct fb_fix_screeninfo));
+ strcpy(fix->id, viafb_name);
+
+ fix->smem_start = viaparinfo->fbmem;
+ fix->smem_len = viaparinfo->fbmem_free;
+ fix->mmio_start = viaparinfo->mmio_base;
+ fix->mmio_len = viaparinfo->mmio_len;
+
+ fix->type = FB_TYPE_PACKED_PIXELS;
+ fix->type_aux = 0;
+
+ fix->xpanstep = fix->ywrapstep = 0;
+ fix->ypanstep = 1;
+
+ /* Just tell the accel name */
+ viafbinfo->fix.accel = FB_ACCEL_VIA_UNICHROME;
+}
+static int viafb_open(struct fb_info *info, int user)
+{
+ DEBUG_MSG(KERN_INFO "viafb_open!\n");
+ return 0;
+}
+
+static int viafb_release(struct fb_info *info, int user)
+{
+ DEBUG_MSG(KERN_INFO "viafb_release!\n");
+ return 0;
+}
+
+static void viafb_update_viafb_par(struct fb_info *info)
+{
+ struct viafb_par *ppar;
+
+ ppar = info->par;
+ ppar->bpp = info->var.bits_per_pixel;
+ ppar->linelength = ((info->var.xres_virtual + 7) & ~7) * ppar->bpp / 8;
+ ppar->hres = info->var.xres;
+ ppar->vres = info->var.yres;
+ ppar->xoffset = info->var.xoffset;
+ ppar->yoffset = info->var.yoffset;
+}
+
+static int viafb_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ int vmode_index, htotal, vtotal;
+ struct viafb_par *ppar;
+ u32 long_refresh;
+ struct viafb_par *p_viafb_par;
+ ppar = info->par;
+
+
+ DEBUG_MSG(KERN_INFO "viafb_check_var!\n");
+ /* Sanity check */
+ /* HW neither support interlacte nor double-scaned mode */
+ if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE)
+ return -EINVAL;
+
+ vmode_index = viafb_get_mode_index(var->xres, var->yres, 0);
+ if (vmode_index == VIA_RES_INVALID) {
+ DEBUG_MSG(KERN_INFO
+ "viafb: Mode %dx%dx%d not supported!!\n",
+ var->xres, var->yres, var->bits_per_pixel);
+ return -EINVAL;
+ }
+
+ if (24 == var->bits_per_pixel)
+ var->bits_per_pixel = 32;
+
+ if (var->bits_per_pixel != 8 && var->bits_per_pixel != 16 &&
+ var->bits_per_pixel != 32)
+ return -EINVAL;
+
+ if ((var->xres_virtual * (var->bits_per_pixel >> 3)) & 0x1F)
+ /*32 pixel alignment */
+ var->xres_virtual = (var->xres_virtual + 31) & ~31;
+ if (var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8 >
+ ppar->memsize)
+ return -EINVAL;
+
+ /* Based on var passed in to calculate the refresh,
+ * because our driver use some modes special.
+ */
+ htotal = var->xres + var->left_margin +
+ var->right_margin + var->hsync_len;
+ vtotal = var->yres + var->upper_margin +
+ var->lower_margin + var->vsync_len;
+ long_refresh = 1000000000UL / var->pixclock * 1000;
+ long_refresh /= (htotal * vtotal);
+
+ viafb_refresh = viafb_get_refresh(var->xres, var->yres, long_refresh);
+ /* Not supported by our driver, reutrn immediately */
+ if (!viafb_refresh)
+ return -EINVAL;
+
+ /* Adjust var according to our driver's own table */
+ viafb_fill_var_timing_info(var, viafb_refresh, vmode_index);
+
+ /* This is indeed a patch for VT3353 */
+ if (!info->par)
+ return -1;
+ p_viafb_par = (struct viafb_par *)info->par;
+ if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800)
+ var->accel_flags = 0;
+
+ return 0;
+}
+
+static int viafb_set_par(struct fb_info *info)
+{
+ int vmode_index;
+ int vmode_index1 = 0;
+ DEBUG_MSG(KERN_INFO "viafb_set_par!\n");
+
+ viafb_update_device_setting(info->var.xres, info->var.yres,
+ info->var.bits_per_pixel, viafb_refresh, 0);
+
+ vmode_index = viafb_get_mode_index(info->var.xres, info->var.yres, 0);
+
+ if (viafb_SAMM_ON == 1) {
+ DEBUG_MSG(KERN_INFO
+ "viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n",
+ viafb_second_xres, viafb_second_yres, via_fb_bpp1);
+ vmode_index1 = viafb_get_mode_index(viafb_second_xres,
+ viafb_second_yres, 1);
+ DEBUG_MSG(KERN_INFO "->viafb_SAMM_ON: index=%d\n",
+ vmode_index1);
+
+ viafb_update_device_setting(viafb_second_xres,
+ viafb_second_yres, via_fb_bpp1, viafb_refresh1, 1);
+ }
+
+ if (vmode_index != VIA_RES_INVALID) {
+ viafb_setmode(vmode_index, info->var.xres, info->var.yres,
+ info->var.bits_per_pixel, vmode_index1,
+ viafb_second_xres, viafb_second_yres, via_fb_bpp1);
+
+ /*We should set memory offset according virtual_x */
+ /*Fix me:put this function into viafb_setmode */
+ viafb_memory_pitch_patch(info);
+
+ /* Update ***fb_par information */
+ viafb_update_viafb_par(info);
+
+ /* Update other fixed information */
+ viafb_update_fix(&info->fix, info);
+ via_fb_bpp = info->var.bits_per_pixel;
+ /* Update via_fb_accel, it is necessary to our 2D accelerate */
+ via_fb_accel = info->var.accel_flags;
+
+ if (via_fb_accel)
+ viafb_set_2d_color_depth(info->var.bits_per_pixel);
+ }
+
+ return 0;
+}
+
+static int viafb_get_cmap_len(struct fb_var_screeninfo *var)
+{
+ DEBUG_MSG(KERN_INFO "viafb_get_cmap_len!\n");
+
+ return (var->bits_per_pixel == 8) ? 256 : 16;
+}
+
+/* Set one color register */
+static int viafb_setcolreg(unsigned regno, unsigned red, unsigned green,
+unsigned blue, unsigned transp, struct fb_info *info)
+{
+ u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
+ DEBUG_MSG(KERN_INFO "viafb_setcolreg!\n");
+ if (regno >= viafb_get_cmap_len(&info->var))
+ return 1;
+ if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
+ /* Read PCI bus 0,dev 0,function 0,index 0xF6 to get chip rev. */
+ outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
+ rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
+ }
+ switch (info->var.bits_per_pixel) {
+ case 8:
+ outb(0x1A, 0x3C4);
+ sr1a = inb(0x3C5);
+ outb(0x1B, 0x3C4);
+ sr1b = inb(0x3C5);
+ outb(0x67, 0x3D4);
+ cr67 = inb(0x3D5);
+ outb(0x6A, 0x3D4);
+ cr6a = inb(0x3D5);
+
+ /* Map the 3C6/7/8/9 to the IGA2 */
+ outb(0x1A, 0x3C4);
+ outb(sr1a | 0x01, 0x3C5);
+ /* Second Display Engine colck always on */
+ outb(0x1B, 0x3C4);
+ outb(sr1b | 0x80, 0x3C5);
+ /* Second Display Color Depth 8 */
+ outb(0x67, 0x3D4);
+ outb(cr67 & 0x3F, 0x3D5);
+ outb(0x6A, 0x3D4);
+ /* Second Display Channel Reset CR6A[6]) */
+ outb(cr6a & 0xBF, 0x3D5);
+ /* Second Display Channel Enable CR6A[7] */
+ outb(cr6a | 0x80, 0x3D5);
+ /* Second Display Channel stop reset) */
+ outb(cr6a | 0x40, 0x3D5);
+
+ /* Bit mask of palette */
+ outb(0xFF, 0x3c6);
+ /* Write one register of IGA2 */
+ outb(regno, 0x3C8);
+ if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
+ rev >= 15) {
+ shift = 8;
+ viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
+ viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
+ } else {
+ shift = 10;
+ viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
+ viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
+ }
+ outb(red >> shift, 0x3C9);
+ outb(green >> shift, 0x3C9);
+ outb(blue >> shift, 0x3C9);
+
+ /* Map the 3C6/7/8/9 to the IGA1 */
+ outb(0x1A, 0x3C4);
+ outb(sr1a & 0xFE, 0x3C5);
+ /* Bit mask of palette */
+ outb(0xFF, 0x3c6);
+ /* Write one register of IGA1 */
+ outb(regno, 0x3C8);
+ outb(red >> shift, 0x3C9);
+ outb(green >> shift, 0x3C9);
+ outb(blue >> shift, 0x3C9);
+
+ outb(0x1A, 0x3C4);
+ outb(sr1a, 0x3C5);
+ outb(0x1B, 0x3C4);
+ outb(sr1b, 0x3C5);
+ outb(0x67, 0x3D4);
+ outb(cr67, 0x3D5);
+ outb(0x6A, 0x3D4);
+ outb(cr6a, 0x3D5);
+ break;
+ case 16:
+ ((u32 *) info->pseudo_palette)[regno] = (red & 0xF800) |
+ ((green & 0xFC00) >> 5) | ((blue & 0xF800) >> 11);
+ break;
+ case 32:
+ ((u32 *) info->pseudo_palette)[regno] =
+ ((transp & 0xFF00) << 16) |
+ ((red & 0xFF00) << 8) |
+ ((green & 0xFF00)) | ((blue & 0xFF00) >> 8);
+ break;
+ }
+
+ return 0;
+
+}
+
+/*CALLED BY: fb_set_cmap */
+/* fb_set_var, pass 256 colors */
+/*CALLED BY: fb_set_cmap */
+/* fbcon_set_palette, pass 16 colors */
+static int viafb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
+{
+ u32 len = cmap->len;
+ u32 i;
+ u16 *pred = cmap->red;
+ u16 *pgreen = cmap->green;
+ u16 *pblue = cmap->blue;
+ u16 *ptransp = cmap->transp;
+ u8 sr1a, sr1b, cr67, cr6a, rev = 0, shift = 10;
+ if (len > 256)
+ return 1;
+ if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name) {
+ /* Read PCI bus 0, dev 0, function 0, index 0xF6 to get chip rev. */
+ outl(0x80000000 | (0xf6 & ~3), (unsigned long)0xCF8);
+ rev = (inl((unsigned long)0xCFC) >> ((0xf6 & 3) * 8)) & 0xff;
+ }
+ switch (info->var.bits_per_pixel) {
+ case 8:
+ outb(0x1A, 0x3C4);
+ sr1a = inb(0x3C5);
+ outb(0x1B, 0x3C4);
+ sr1b = inb(0x3C5);
+ outb(0x67, 0x3D4);
+ cr67 = inb(0x3D5);
+ outb(0x6A, 0x3D4);
+ cr6a = inb(0x3D5);
+ /* Map the 3C6/7/8/9 to the IGA2 */
+ outb(0x1A, 0x3C4);
+ outb(sr1a | 0x01, 0x3C5);
+ outb(0x1B, 0x3C4);
+ /* Second Display Engine colck always on */
+ outb(sr1b | 0x80, 0x3C5);
+ outb(0x67, 0x3D4);
+ /* Second Display Color Depth 8 */
+ outb(cr67 & 0x3F, 0x3D5);
+ outb(0x6A, 0x3D4);
+ /* Second Display Channel Reset CR6A[6]) */
+ outb(cr6a & 0xBF, 0x3D5);
+ /* Second Display Channel Enable CR6A[7] */
+ outb(cr6a | 0x80, 0x3D5);
+ /* Second Display Channel stop reset) */
+ outb(cr6a | 0xC0, 0x3D5);
+
+ /* Bit mask of palette */
+ outb(0xFF, 0x3c6);
+ outb(0x00, 0x3C8);
+ if (UNICHROME_CLE266 == viaparinfo->chip_info->gfx_chip_name &&
+ rev >= 15) {
+ shift = 8;
+ viafb_write_reg_mask(CR6A, VIACR, BIT5, BIT5);
+ viafb_write_reg_mask(SR15, VIASR, BIT7, BIT7);
+ } else {
+ shift = 10;
+ viafb_write_reg_mask(CR6A, VIACR, 0, BIT5);
+ viafb_write_reg_mask(SR15, VIASR, 0, BIT7);
+ }
+ for (i = 0; i < len; i++) {
+ outb((*(pred + i)) >> shift, 0x3C9);
+ outb((*(pgreen + i)) >> shift, 0x3C9);
+ outb((*(pblue + i)) >> shift, 0x3C9);
+ }
+
+ outb(0x1A, 0x3C4);
+ /* Map the 3C6/7/8/9 to the IGA1 */
+ outb(sr1a & 0xFE, 0x3C5);
+ /* Bit mask of palette */
+ outb(0xFF, 0x3c6);
+ outb(0x00, 0x3C8);
+ for (i = 0; i < len; i++) {
+ outb((*(pred + i)) >> shift, 0x3C9);
+ outb((*(pgreen + i)) >> shift, 0x3C9);
+ outb((*(pblue + i)) >> shift, 0x3C9);
+ }
+
+ outb(0x1A, 0x3C4);
+ outb(sr1a, 0x3C5);
+ outb(0x1B, 0x3C4);
+ outb(sr1b, 0x3C5);
+ outb(0x67, 0x3D4);
+ outb(cr67, 0x3D5);
+ outb(0x6A, 0x3D4);
+ outb(cr6a, 0x3D5);
+ break;
+ case 16:
+ if (len > 17)
+ return 0; /* Because static u32 pseudo_pal[17]; */
+ for (i = 0; i < len; i++)
+ ((u32 *) info->pseudo_palette)[i] =
+ (*(pred + i) & 0xF800) |
+ ((*(pgreen + i) & 0xFC00) >> 5) |
+ ((*(pblue + i) & 0xF800) >> 11);
+ break;
+ case 32:
+ if (len > 17)
+ return 0;
+ if (ptransp) {
+ for (i = 0; i < len; i++)
+ ((u32 *) info->pseudo_palette)[i] =
+ ((*(ptransp + i) & 0xFF00) << 16) |
+ ((*(pred + i) & 0xFF00) << 8) |
+ ((*(pgreen + i) & 0xFF00)) |
+ ((*(pblue + i) & 0xFF00) >> 8);
+ } else {
+ for (i = 0; i < len; i++)
+ ((u32 *) info->pseudo_palette)[i] =
+ 0x00000000 |
+ ((*(pred + i) & 0xFF00) << 8) |
+ ((*(pgreen + i) & 0xFF00)) |
+ ((*(pblue + i) & 0xFF00) >> 8);
+ }
+ break;
+ }
+ return 0;
+}
+
+static int viafb_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ unsigned int offset = 0;
+
+ DEBUG_MSG(KERN_INFO "viafb_pan_display!\n");
+
+ offset = (var->xoffset + (var->yoffset * var->xres)) *
+ var->bits_per_pixel / 16;
+
+ DEBUG_MSG(KERN_INFO "\nviafb_pan_display,offset =%d ", offset);
+
+ viafb_write_reg_mask(0x48, 0x3d4, ((offset >> 24) & 0x3), 0x3);
+ viafb_write_reg_mask(0x34, 0x3d4, ((offset >> 16) & 0xff), 0xff);
+ viafb_write_reg_mask(0x0c, 0x3d4, ((offset >> 8) & 0xff), 0xff);
+ viafb_write_reg_mask(0x0d, 0x3d4, (offset & 0xff), 0xff);
+
+ return 0;
+}
+
+static int viafb_blank(int blank_mode, struct fb_info *info)
+{
+ DEBUG_MSG(KERN_INFO "viafb_blank!\n");
+ /* clear DPMS setting */
+
+ switch (blank_mode) {
+ case FB_BLANK_UNBLANK:
+ /* Screen: On, HSync: On, VSync: On */
+ /* control CRT monitor power management */
+ viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5);
+ break;
+ case FB_BLANK_HSYNC_SUSPEND:
+ /* Screen: Off, HSync: Off, VSync: On */
+ /* control CRT monitor power management */
+ viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5);
+ break;
+ case FB_BLANK_VSYNC_SUSPEND:
+ /* Screen: Off, HSync: On, VSync: Off */
+ /* control CRT monitor power management */
+ viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5);
+ break;
+ case FB_BLANK_POWERDOWN:
+ /* Screen: Off, HSync: Off, VSync: Off */
+ /* control CRT monitor power management */
+ viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5);
+ break;
+ }
+
+ return 0;
+}
+
+static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
+{
+ struct viafb_ioctl_info viainfo;
+ struct viafb_ioctl_mode viamode;
+ struct viafb_ioctl_samm viasamm;
+ struct viafb_driver_version driver_version;
+ struct fb_var_screeninfo sec_var;
+ struct _panel_size_pos_info panel_pos_size_para;
+ u32 state_info = 0;
+ u32 viafb_gamma_table[256];
+ char driver_name[10] = "viafb\0";
+
+ u32 __user *argp = (u32 __user *) arg;
+ u32 gpu32 = 0, ss;
+ u32 video_dev_info = 0;
+ struct viafb_ioctl_setting viafb_setting;
+ struct device_t active_dev;
+ ss = sizeof(active_dev);
+ memset(&active_dev, 0, ss);
+ memset(&viafb_setting, 0, sizeof(viafb_setting));
+
+ DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd);
+
+ switch (cmd) {
+ case VIAFB_GET_CHIP_INFO: /*struct chip_information chip_info ; */
+ if (copy_to_user((void __user *)arg, viaparinfo->chip_info,
+ sizeof(struct chip_information)))
+ return -EFAULT;
+ break;
+ case VIAFB_GET_INFO_SIZE:
+ return put_user(sizeof(viainfo), argp);
+ case VIAFB_GET_INFO:
+ return viafb_ioctl_get_viafb_info(arg);
+ case VIAFB_HOTPLUG:
+ return put_user((u32)
+ viafb_ioctl_hotplug(info->var.xres,
+ info->var.yres,
+ info->var.bits_per_pixel), argp);
+ break;
+ case VIAFB_SET_HOTPLUG_FLAG:
+ if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
+ return -EFAULT;
+ via_fb_hotplug = (gpu32) ? 1 : 0;
+ break;
+ case VIAFB_GET_RESOLUTION:
+ viamode.xres = (u32) via_fb_hotplug_Xres;
+ viamode.yres = (u32) via_fb_hotplug_Yres;
+ viamode.refresh = (u32) via_fb_hotplug_refresh;
+ viamode.bpp = (u32) via_fb_hotplug_bpp;
+ if (viafb_SAMM_ON == 1) {
+ viamode.xres_sec = viafb_second_xres;
+ viamode.yres_sec = viafb_second_yres;
+ viamode.virtual_xres_sec = viafb_second_virtual_xres;
+ viamode.virtual_yres_sec = viafb_second_virtual_yres;
+ viamode.refresh_sec = viafb_refresh1;
+ viamode.bpp_sec = via_fb_bpp1;
+ } else {
+ viamode.xres_sec = 0;
+ viamode.yres_sec = 0;
+ viamode.virtual_xres_sec = 0;
+ viamode.virtual_yres_sec = 0;
+ viamode.refresh_sec = 0;
+ viamode.bpp_sec = 0;
+ }
+ if (copy_to_user((void __user *)arg,
+ &viamode, sizeof(viamode)))
+ return -EFAULT;
+ break;
+ case VIAFB_GET_SAMM_INFO:
+ viasamm.samm_status = viafb_SAMM_ON;
+
+ if (viafb_SAMM_ON == 1) {
+ if (viafb_dual_fb) {
+ viasamm.size_prim = viaparinfo->fbmem_free;
+ viasamm.size_sec = viaparinfo1->fbmem_free;
+ } else {
+ if (viafb_second_size) {
+ viasamm.size_prim =
+ viaparinfo->fbmem_free -
+ viafb_second_size * 1024 * 1024;
+ viasamm.size_sec =
+ viafb_second_size * 1024 * 1024;
+ } else {
+ viasamm.size_prim =
+ viaparinfo->fbmem_free >> 1;
+ viasamm.size_sec =
+ (viaparinfo->fbmem_free >> 1);
+ }
+ }
+ viasamm.mem_base = viaparinfo->fbmem;
+ viasamm.offset_sec = viafb_second_offset;
+ } else {
+ viasamm.size_prim =
+ viaparinfo->memsize - viaparinfo->fbmem_used;
+ viasamm.size_sec = 0;
+ viasamm.mem_base = viaparinfo->fbmem;
+ viasamm.offset_sec = 0;
+ }
+
+ if (copy_to_user((void __user *)arg,
+ &viasamm, sizeof(viasamm)))
+ return -EFAULT;
+
+ break;
+ case VIAFB_TURN_ON_OUTPUT_DEVICE:
+ if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
+ return -EFAULT;
+ if (gpu32 & CRT_Device)
+ viafb_crt_enable();
+ if (gpu32 & DVI_Device)
+ viafb_dvi_enable();
+ if (gpu32 & LCD_Device)
+ viafb_lcd_enable();
+ break;
+ case VIAFB_TURN_OFF_OUTPUT_DEVICE:
+ if (copy_from_user(&gpu32, argp, sizeof(gpu32)))
+ return -EFAULT;
+ if (gpu32 & CRT_Device)
+ viafb_crt_disable();
+ if (gpu32 & DVI_Device)
+ viafb_dvi_disable();
+ if (gpu32 & LCD_Device)
+ viafb_lcd_disable();
+ break;
+ case VIAFB_SET_DEVICE:
+ if (copy_from_user(&active_dev, (void *)argp, ss))
+ return -EFAULT;
+ viafb_set_device(active_dev);
+ viafb_set_par(info);
+ break;
+ case VIAFB_GET_DEVICE:
+ active_dev.crt = viafb_CRT_ON;
+ active_dev.dvi = viafb_DVI_ON;
+ active_dev.lcd = viafb_LCD_ON;
+ active_dev.samm = viafb_SAMM_ON;
+ active_dev.primary_dev = viafb_primary_dev;
+
+ active_dev.lcd_dsp_cent = viafb_lcd_dsp_method;
+ active_dev.lcd_panel_id = viafb_lcd_panel_id;
+ active_dev.lcd_mode = viafb_lcd_mode;
+
+ active_dev.xres = via_fb_hotplug_Xres;
+ active_dev.yres = via_fb_hotplug_Yres;
+
+ active_dev.xres1 = viafb_second_xres;
+ active_dev.yres1 = viafb_second_yres;
+
+ active_dev.bpp = via_fb_bpp;
+ active_dev.bpp1 = via_fb_bpp1;
+ active_dev.refresh = viafb_refresh;
+ active_dev.refresh1 = viafb_refresh1;
+
+ active_dev.epia_dvi = viafb_platform_epia_dvi;
+ active_dev.lcd_dual_edge = viafb_device_lcd_dualedge;
+ active_dev.bus_width = via_bus_width;
+
+ if (copy_to_user((void __user *)arg, &active_dev, ss))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_DRIVER_VERSION:
+ driver_version.iMajorNum = VERSION_MAJOR;
+ driver_version.iKernelNum = VERSION_KERNEL;
+ driver_version.iOSNum = VERSION_OS;
+ driver_version.iMinorNum = VERSION_MINOR;
+
+ if (copy_to_user
+ ((void __user *)arg, &driver_version,
+ sizeof(driver_version)))
+ return -EFAULT;
+
+ break;
+
+ case VIAFB_SET_DEVICE_INFO:
+ if (copy_from_user
+ (&viafb_setting, (void *)argp, sizeof(viafb_setting)))
+ return -EFAULT;
+ if (apply_device_setting(viafb_setting, info) < 0)
+ return -EINVAL;
+
+ break;
+
+ case VIAFB_SET_SECOND_MODE:
+ if (copy_from_user(&sec_var, (void *)argp, sizeof(sec_var)))
+ return -EFAULT;
+ apply_second_mode_setting(&sec_var);
+ break;
+
+ case VIAFB_GET_DEVICE_INFO:
+
+ retrieve_device_setting(&viafb_setting);
+
+ if (copy_to_user
+ ((void __user *)arg, &viafb_setting,
+ sizeof(viafb_setting)))
+ return -EFAULT;
+
+ break;
+
+ case VIAFB_GET_DEVICE_SUPPORT:
+ get_device_support_state(&state_info);
+ if (put_user(state_info, argp))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_DEVICE_CONNECT:
+ get_device_connect_state(&state_info);
+ if (put_user(state_info, argp))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_PANEL_SUPPORT_EXPAND:
+ state_info =
+ lcd_get_support_expand_state(info->var.xres,
+ info->var.yres);
+ if (put_user(state_info, argp))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_DRIVER_NAME:
+ if (copy_to_user
+ ((void __user *)arg, driver_name, sizeof(driver_name)))
+ return -EFAULT;
+ break;
+
+ case VIAFB_SET_GAMMA_LUT:
+ if (copy_from_user
+ (viafb_gamma_table, argp, sizeof(viafb_gamma_table)))
+ return -EFAULT;
+ set_gamma_table(via_fb_bpp, viafb_gamma_table);
+ break;
+
+ case VIAFB_GET_GAMMA_LUT:
+ get_gamma_table(viafb_gamma_table);
+ if (copy_to_user
+ ((void __user *)arg, viafb_gamma_table,
+ sizeof(viafb_gamma_table)))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_GAMMA_SUPPORT_STATE:
+ get_gamma_support_state(via_fb_bpp, &state_info);
+ if (put_user(state_info, argp))
+ return -EFAULT;
+ break;
+ case VIAFB_SET_VIDEO_DEVICE:
+ get_user(video_dev_info, argp);
+ viafb_set_video_device(video_dev_info);
+ break;
+ case VIAFB_GET_VIDEO_DEVICE:
+ viafb_get_video_device(&video_dev_info);
+ if (put_user(video_dev_info, argp))
+ return -EFAULT;
+ break;
+ case VIAFB_SYNC_SURFACE:
+ DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n");
+ break;
+ case VIAFB_GET_DRIVER_CAPS:
+ break;
+
+ case VIAFB_GET_PANEL_MAX_SIZE:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ get_panel_max_scal_size(&panel_pos_size_para);
+ if (copy_to_user
+ ((void __user *)arg, &panel_pos_size_para,
+ sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ break;
+ case VIAFB_GET_PANEL_MAX_POSITION:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ get_panel_max_scal_pos(&panel_pos_size_para);
+ if (copy_to_user
+ ((void __user *)arg, &panel_pos_size_para,
+ sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ break;
+
+ case VIAFB_GET_PANEL_POSITION:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ get_panel_scal_pos(&panel_pos_size_para);
+ if (copy_to_user
+ ((void __user *)arg, &panel_pos_size_para,
+ sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ break;
+ case VIAFB_GET_PANEL_SIZE:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ get_panel_scal_size(&panel_pos_size_para);
+ if (copy_to_user
+ ((void __user *)arg, &panel_pos_size_para,
+ sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ break;
+
+ case VIAFB_SET_PANEL_POSITION:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ set_panel_scal_pos(&panel_pos_size_para);
+ break;
+ case VIAFB_SET_PANEL_SIZE:
+ if (copy_from_user
+ (&panel_pos_size_para, argp, sizeof(panel_pos_size_para)))
+ return -EFAULT;
+ set_panel_scal_size(&panel_pos_size_para);
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void viafb_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect)
+{
+ u32 col = 0, rop = 0;
+ int pitch;
+
+ if (!via_fb_accel)
+ return cfb_fillrect(info, rect);
+
+ if (!rect->width || !rect->height)
+ return;
+
+ switch (rect->rop) {
+ case ROP_XOR:
+ rop = 0x5A;
+ break;
+ case ROP_COPY:
+ default:
+ rop = 0xF0;
+ break;
+ }
+
+ switch (info->var.bits_per_pixel) {
+ case 8:
+ col = rect->color;
+ break;
+ case 16:
+ col = ((u32 *) (info->pseudo_palette))[rect->color];
+ break;
+ case 32:
+ col = ((u32 *) (info->pseudo_palette))[rect->color];
+ break;
+ }
+
+ /* BitBlt Source Address */
+ MMIO_OUT32(VIA_REG_SRCPOS, 0x0);
+ /* Source Base Address */
+ MMIO_OUT32(VIA_REG_SRCBASE, 0x0);
+ /* Destination Base Address */
+ /*MMIO_OUT32(VIA_REG_DSTBASE, 0x0); */
+ MMIO_OUT32(VIA_REG_DSTBASE,
+ ((u32) (info->screen_base) - (u32) viafb_FB_MM) >> 3);
+ /* Pitch */
+ pitch = (info->var.xres_virtual + 7) & ~7;
+ MMIO_OUT32(VIA_REG_PITCH,
+ VIA_PITCH_ENABLE |
+ (((pitch *
+ info->var.bits_per_pixel >> 3) >> 3) |
+ (((pitch * info->
+ var.bits_per_pixel >> 3) >> 3) << 16)));
+ /* BitBlt Destination Address */
+ MMIO_OUT32(VIA_REG_DSTPOS, ((rect->dy << 16) | rect->dx));
+ /* Dimension: width & height */
+ MMIO_OUT32(VIA_REG_DIMENSION,
+ (((rect->height - 1) << 16) | (rect->width - 1)));
+ /* Forground color or Destination color */
+ MMIO_OUT32(VIA_REG_FGCOLOR, col);
+ /* GE Command */
+ MMIO_OUT32(VIA_REG_GECMD, (0x01 | 0x2000 | (rop << 24)));
+
+}
+
+static void viafb_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area)
+{
+ u32 dy = area->dy, sy = area->sy, direction = 0x0;
+ u32 sx = area->sx, dx = area->dx, width = area->width;
+ int pitch;
+
+ DEBUG_MSG(KERN_INFO "viafb_copyarea!!\n");
+
+ if (!via_fb_accel)
+ return cfb_copyarea(info, area);
+
+ if (!area->width || !area->height)
+ return;
+
+ if (sy < dy) {
+ dy += area->height - 1;
+ sy += area->height - 1;
+ direction |= 0x4000;
+ }
+
+ if (sx < dx) {
+ dx += width - 1;
+ sx += width - 1;
+ direction |= 0x8000;
+ }
+
+ /* Source Base Address */
+ /*MMIO_OUT32(VIA_REG_SRCBASE, 0x0); */
+ MMIO_OUT32(VIA_REG_SRCBASE,
+ ((u32) (info->screen_base) - (u32) viafb_FB_MM) >> 3);
+ /* Destination Base Address */
+ /*MMIO_OUT32(VIA_REG_DSTBASE, 0x0); */
+ MMIO_OUT32(VIA_REG_DSTBASE,
+ ((u32) (info->screen_base) - (u32) viafb_FB_MM) >> 3);
+ /* Pitch */
+ pitch = (info->var.xres_virtual + 7) & ~7;
+ /* VIA_PITCH_ENABLE can be omitted now. */
+ MMIO_OUT32(VIA_REG_PITCH,
+ VIA_PITCH_ENABLE |
+ (((pitch *
+ info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
+ info->var.
+ bits_per_pixel
+ >> 3) >> 3)
+ << 16)));
+ /* BitBlt Source Address */
+ MMIO_OUT32(VIA_REG_SRCPOS, ((sy << 16) | sx));
+ /* BitBlt Destination Address */
+ MMIO_OUT32(VIA_REG_DSTPOS, ((dy << 16) | dx));
+ /* Dimension: width & height */
+ MMIO_OUT32(VIA_REG_DIMENSION,
+ (((area->height - 1) << 16) | (area->width - 1)));
+ /* GE Command */
+ MMIO_OUT32(VIA_REG_GECMD, (0x01 | direction | (0xCC << 24)));
+
+}
+
+static void viafb_imageblit(struct fb_info *info,
+ const struct fb_image *image)
+{
+ u32 size, bg_col = 0, fg_col = 0, *udata;
+ int i;
+ int pitch;
+
+ if (!via_fb_accel)
+ return cfb_imageblit(info, image);
+
+ udata = (u32 *) image->data;
+
+ switch (info->var.bits_per_pixel) {
+ case 8:
+ bg_col = image->bg_color;
+ fg_col = image->fg_color;
+ break;
+ case 16:
+ bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
+ fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
+ break;
+ case 32:
+ bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
+ fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
+ break;
+ }
+ size = image->width * image->height;
+
+ /* Source Base Address */
+ MMIO_OUT32(VIA_REG_SRCBASE, 0x0);
+ /* Destination Base Address */
+ /*MMIO_OUT32(VIA_REG_DSTBASE, 0x0); */
+ MMIO_OUT32(VIA_REG_DSTBASE,
+ ((u32) (info->screen_base) - (u32) viafb_FB_MM) >> 3);
+ /* Pitch */
+ pitch = (info->var.xres_virtual + 7) & ~7;
+ MMIO_OUT32(VIA_REG_PITCH,
+ VIA_PITCH_ENABLE |
+ (((pitch *
+ info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
+ info->var.
+ bits_per_pixel
+ >> 3) >> 3)
+ << 16)));
+ /* BitBlt Source Address */
+ MMIO_OUT32(VIA_REG_SRCPOS, 0x0);
+ /* BitBlt Destination Address */
+ MMIO_OUT32(VIA_REG_DSTPOS, ((image->dy << 16) | image->dx));
+ /* Dimension: width & height */
+ MMIO_OUT32(VIA_REG_DIMENSION,
+ (((image->height - 1) << 16) | (image->width - 1)));
+ /* fb color */
+ MMIO_OUT32(VIA_REG_FGCOLOR, fg_col);
+ /* bg color */
+ MMIO_OUT32(VIA_REG_BGCOLOR, bg_col);
+ /* GE Command */
+ MMIO_OUT32(VIA_REG_GECMD, 0xCC020142);
+
+ for (i = 0; i < size / 4; i++) {
+ MMIO_OUT32(VIA_MMIO_BLTBASE, *udata);
+ udata++;
+ }
+
+}
+
+static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
+{
+ u8 data[CURSOR_SIZE / 8];
+ u32 data_bak[CURSOR_SIZE / 32];
+ u32 temp, xx, yy, bg_col = 0, fg_col = 0;
+ int size, i, j = 0;
+ static int hw_cursor;
+ struct viafb_par *p_viafb_par;
+
+ if (via_fb_accel)
+ hw_cursor = 1;
+
+ if (!via_fb_accel) {
+ if (hw_cursor) {
+ viafb_show_hw_cursor(info, HW_Cursor_OFF);
+ hw_cursor = 0;
+ }
+ return soft_cursor(info, cursor);
+ }
+
+ if ((((struct viafb_par *)(info->par))->iga_path == IGA2)
+ && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266))
+ return soft_cursor(info, cursor);
+
+ /*When duoview and using lcd , use soft cursor */
+ if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview)
+ return soft_cursor(info, cursor);
+
+ viafb_show_hw_cursor(info, HW_Cursor_OFF);
+ viacursor = *cursor;
+
+ if (cursor->set & FB_CUR_SETHOT) {
+ viacursor.hot = cursor->hot;
+ temp = ((viacursor.hot.x) << 16) + viacursor.hot.y;
+ MMIO_OUT32(VIA_REG_CURSOR_ORG, temp);
+ }
+
+ if (cursor->set & FB_CUR_SETPOS) {
+ viacursor.image.dx = cursor->image.dx;
+ viacursor.image.dy = cursor->image.dy;
+ yy = cursor->image.dy - info->var.yoffset;
+ xx = cursor->image.dx - info->var.xoffset;
+ temp = yy & 0xFFFF;
+ temp |= (xx << 16);
+ MMIO_OUT32(VIA_REG_CURSOR_POS, temp);
+ }
+
+ if (cursor->set & FB_CUR_SETSIZE) {
+ temp = MMIO_IN32(VIA_REG_CURSOR_MODE);
+
+ if ((cursor->image.width <= 32)
+ && (cursor->image.height <= 32)) {
+ MAX_CURS = 32;
+ temp |= 0x2;
+ } else if ((cursor->image.width <= 64)
+ && (cursor->image.height <= 64)) {
+ MAX_CURS = 64;
+ temp &= 0xFFFFFFFD;
+ } else {
+ DEBUG_MSG(KERN_INFO
+ "The cursor image is biger than 64x64 bits...\n");
+ return -ENXIO;
+ }
+ MMIO_OUT32(VIA_REG_CURSOR_MODE, temp);
+
+ viacursor.image.height = cursor->image.height;
+ viacursor.image.width = cursor->image.width;
+ }
+
+ if (cursor->set & FB_CUR_SETCMAP) {
+ viacursor.image.fg_color = cursor->image.fg_color;
+ viacursor.image.bg_color = cursor->image.bg_color;
+
+ switch (info->var.bits_per_pixel) {
+ case 8:
+ case 16:
+ case 32:
+ bg_col =
+ (0xFF << 24) |
+ (((info->cmap.red)[viacursor.image.bg_color] &
+ 0xFF00) << 8) |
+ ((info->cmap.green)[viacursor.image.bg_color] &
+ 0xFF00) |
+ (((info->cmap.blue)[viacursor.image.bg_color] &
+ 0xFF00) >> 8);
+ fg_col =
+ (0xFF << 24) |
+ (((info->cmap.red)[viacursor.image.fg_color] &
+ 0xFF00) << 8) |
+ ((info->cmap.green)[viacursor.image.fg_color] &
+ 0xFF00) |
+ (((info->cmap.blue)[viacursor.image.fg_color] &
+ 0xFF00) >> 8);
+ break;
+ default:
+ return 0;
+ }
+
+ /* This is indeed a patch for VT3324/VT3353 */
+ if (!info->par)
+ return 0;
+ p_viafb_par = (struct viafb_par *)info->par;
+
+ if ((p_viafb_par->chip_info->gfx_chip_name ==
+ UNICHROME_CX700) ||
+ ((p_viafb_par->chip_info->gfx_chip_name ==
+ UNICHROME_VX800))) {
+ bg_col =
+ (((info->cmap.red)[viacursor.image.bg_color] &
+ 0xFFC0) << 14) |
+ (((info->cmap.green)[viacursor.image.bg_color] &
+ 0xFFC0) << 4) |
+ (((info->cmap.blue)[viacursor.image.bg_color] &
+ 0xFFC0) >> 6);
+ fg_col =
+ (((info->cmap.red)[viacursor.image.fg_color] &
+ 0xFFC0) << 14) |
+ (((info->cmap.green)[viacursor.image.fg_color] &
+ 0xFFC0) << 4) |
+ (((info->cmap.blue)[viacursor.image.fg_color] &
+ 0xFFC0) >> 6);
+ }
+
+ MMIO_OUT32(VIA_REG_CURSOR_BG, bg_col);
+ MMIO_OUT32(VIA_REG_CURSOR_FG, fg_col);
+ }
+
+ if (cursor->set & FB_CUR_SETSHAPE) {
+ size =
+ ((viacursor.image.width + 7) >> 3) *
+ viacursor.image.height;
+
+ if (MAX_CURS == 32) {
+ for (i = 0; i < (CURSOR_SIZE / 32); i++) {
+ data_bak[i] = 0x0;
+ data_bak[i + 1] = 0xFFFFFFFF;
+ i += 1;
+ }
+ } else if (MAX_CURS == 64) {
+ for (i = 0; i < (CURSOR_SIZE / 32); i++) {
+ data_bak[i] = 0x0;
+ data_bak[i + 1] = 0x0;
+ data_bak[i + 2] = 0xFFFFFFFF;
+ data_bak[i + 3] = 0xFFFFFFFF;
+ i += 3;
+ }
+ }
+
+ switch (viacursor.rop) {
+ case ROP_XOR:
+ for (i = 0; i < size; i++)
+ data[i] = viacursor.mask[i];
+ break;
+ case ROP_COPY:
+
+ for (i = 0; i < size; i++)
+ data[i] = viacursor.mask[i];
+ break;
+ default:
+ break;
+ }
+
+ if (MAX_CURS == 32) {
+ for (i = 0; i < size; i++) {
+ data_bak[j] = (u32) data[i];
+ data_bak[j + 1] = ~data_bak[j];
+ j += 2;
+ }
+ } else if (MAX_CURS == 64) {
+ for (i = 0; i < size; i++) {
+ data_bak[j] = (u32) data[i];
+ data_bak[j + 1] = 0x0;
+ data_bak[j + 2] = ~data_bak[j];
+ data_bak[j + 3] = ~data_bak[j + 1];
+ j += 4;
+ }
+ }
+
+ memcpy(((struct viafb_par *)(info->par))->fbmem_virt +
+ ((struct viafb_par *)(info->par))->cursor_start,
+ data_bak, CURSOR_SIZE);
+ }
+
+ if (viacursor.enable)
+ viafb_show_hw_cursor(info, HW_Cursor_ON);
+
+ return 0;
+}
+
+static int viafb_sync(struct fb_info *info)
+{
+ if (via_fb_accel)
+ viafb_wait_engine_idle();
+ return 0;
+}
+
+int viafb_get_mode_index(int hres, int vres, int flag)
+{
+ u32 i;
+ DEBUG_MSG(KERN_INFO "viafb_get_mode_index!\n");
+
+ for (i = 0; viafb_modentry[i].mode_index != VIA_RES_INVALID; i++)
+ if (viafb_modentry[i].xres == hres &&
+ viafb_modentry[i].yres == vres)
+ break;
+
+ viafb_resMode = viafb_modentry[i].mode_index;
+ if (flag)
+ viafb_mode1 = viafb_modentry[i].mode_res;
+ else
+ viafb_mode = viafb_modentry[i].mode_res;
+
+ return viafb_resMode;
+}
+
+static void check_available_device_to_enable(int device_id)
+{
+ int device_num = 0;
+
+ /* Initialize: */
+ viafb_CRT_ON = STATE_OFF;
+ viafb_DVI_ON = STATE_OFF;
+ viafb_LCD_ON = STATE_OFF;
+ viafb_LCD2_ON = STATE_OFF;
+ viafb_DeviceStatus = None_Device;
+
+ if ((device_id & CRT_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
+ viafb_CRT_ON = STATE_ON;
+ device_num++;
+ viafb_DeviceStatus |= CRT_Device;
+ }
+
+ if ((device_id & DVI_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
+ viafb_DVI_ON = STATE_ON;
+ device_num++;
+ viafb_DeviceStatus |= DVI_Device;
+ }
+
+ if ((device_id & LCD_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
+ viafb_LCD_ON = STATE_ON;
+ device_num++;
+ viafb_DeviceStatus |= LCD_Device;
+ }
+
+ if ((device_id & LCD2_Device) && (device_num < MAX_ACTIVE_DEV_NUM)) {
+ viafb_LCD2_ON = STATE_ON;
+ device_num++;
+ viafb_DeviceStatus |= LCD2_Device;
+ }
+
+ if (viafb_DeviceStatus == None_Device) {
+ /* Use CRT as default active device: */
+ viafb_CRT_ON = STATE_ON;
+ viafb_DeviceStatus = CRT_Device;
+ }
+ DEBUG_MSG(KERN_INFO "Device Status:%x", viafb_DeviceStatus);
+}
+
+static void viafb_set_device(struct device_t active_dev)
+{
+ /* Check available device to enable: */
+ int device_id = None_Device;
+ if (active_dev.crt)
+ device_id |= CRT_Device;
+ if (active_dev.dvi)
+ device_id |= DVI_Device;
+ if (active_dev.lcd)
+ device_id |= LCD_Device;
+
+ check_available_device_to_enable(device_id);
+
+ /* Check property of LCD: */
+ if (viafb_LCD_ON) {
+ if (active_dev.lcd_dsp_cent) {
+ viaparinfo->lvds_setting_info->display_method =
+ viafb_lcd_dsp_method = LCD_CENTERING;
+ } else {
+ viaparinfo->lvds_setting_info->display_method =
+ viafb_lcd_dsp_method = LCD_EXPANDSION;
+ }
+
+ if (active_dev.lcd_mode == LCD_SPWG) {
+ viaparinfo->lvds_setting_info->lcd_mode =
+ viafb_lcd_mode = LCD_SPWG;
+ } else {
+ viaparinfo->lvds_setting_info->lcd_mode =
+ viafb_lcd_mode = LCD_OPENLDI;
+ }
+
+ if (active_dev.lcd_panel_id <= LCD_PANEL_ID_MAXIMUM) {
+ viafb_lcd_panel_id = active_dev.lcd_panel_id;
+ viafb_init_lcd_size();
+ }
+ }
+
+ /* Check property of mode: */
+ if (!active_dev.xres1)
+ viafb_second_xres = 640;
+ else
+ viafb_second_xres = active_dev.xres1;
+ if (!active_dev.yres1)
+ viafb_second_yres = 480;
+ else
+ viafb_second_yres = active_dev.yres1;
+ if (active_dev.bpp != 0)
+ via_fb_bpp = active_dev.bpp;
+ if (active_dev.bpp1 != 0)
+ via_fb_bpp1 = active_dev.bpp1;
+ if (active_dev.refresh != 0)
+ viafb_refresh = active_dev.refresh;
+ if (active_dev.refresh1 != 0)
+ viafb_refresh1 = active_dev.refresh1;
+ if ((active_dev.samm == STATE_OFF)
+ || (active_dev.samm == STATE_ON))
+ viafb_SAMM_ON = active_dev.samm;
+ viafb_primary_dev = active_dev.primary_dev;
+
+ viafb_set_start_addr();
+ viafb_set_iga_path();
+}
+
+static void viafb_set_video_device(u32 video_dev_info)
+{
+ viaparinfo->video_on_crt = STATE_OFF;
+ viaparinfo->video_on_dvi = STATE_OFF;
+ viaparinfo->video_on_lcd = STATE_OFF;
+
+ /* Check available device to enable: */
+ if ((video_dev_info & CRT_Device) == CRT_Device)
+ viaparinfo->video_on_crt = STATE_ON;
+ else if ((video_dev_info & DVI_Device) == DVI_Device)
+ viaparinfo->video_on_dvi = STATE_ON;
+ else if ((video_dev_info & LCD_Device) == LCD_Device)
+ viaparinfo->video_on_lcd = STATE_ON;
+}
+
+static void viafb_get_video_device(u32 *video_dev_info)
+{
+ *video_dev_info = None_Device;
+ if (viaparinfo->video_on_crt == STATE_ON)
+ *video_dev_info |= CRT_Device;
+ else if (viaparinfo->video_on_dvi == STATE_ON)
+ *video_dev_info |= DVI_Device;
+ else if (viaparinfo->video_on_lcd == STATE_ON)
+ *video_dev_info |= LCD_Device;
+}
+
+static int get_primary_device(void)
+{
+ int primary_device = 0;
+ /* Rule: device on iga1 path are the primary device. */
+ if (viafb_SAMM_ON) {
+ if (viafb_CRT_ON) {
+ if (viaparinfo->crt_setting_info->iga_path == IGA1) {
+ DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n",
+ viaparinfo->
+ crt_setting_info->iga_path);
+ primary_device = CRT_Device;
+ }
+ }
+ if (viafb_DVI_ON) {
+ if (viaparinfo->tmds_setting_info->iga_path == IGA1) {
+ DEBUG_MSG(KERN_INFO "DVI IGA Path:%d\n",
+ viaparinfo->
+ tmds_setting_info->iga_path);
+ primary_device = DVI_Device;
+ }
+ }
+ if (viafb_LCD_ON) {
+ if (viaparinfo->lvds_setting_info->iga_path == IGA1) {
+ DEBUG_MSG(KERN_INFO "LCD IGA Path:%d\n",
+ viaparinfo->
+ lvds_setting_info->iga_path);
+ primary_device = LCD_Device;
+ }
+ }
+ if (viafb_LCD2_ON) {
+ if (viaparinfo->lvds_setting_info2->iga_path == IGA1) {
+ DEBUG_MSG(KERN_INFO "LCD2 IGA Path:%d\n",
+ viaparinfo->
+ lvds_setting_info2->iga_path);
+ primary_device = LCD2_Device;
+ }
+ }
+ }
+ return primary_device;
+}
+
+static u8 is_duoview(void)
+{
+ if (0 == viafb_SAMM_ON) {
+ if (viafb_LCD_ON + viafb_LCD2_ON +
+ viafb_DVI_ON + viafb_CRT_ON == 2)
+ return TRUE;
+ return FALSE;
+ } else {
+ return FALSE;
+ }
+}
+
+static void apply_second_mode_setting(struct fb_var_screeninfo
+ *sec_var)
+{
+ u32 htotal, vtotal, long_refresh;
+
+ htotal = sec_var->xres + sec_var->left_margin +
+ sec_var->right_margin + sec_var->hsync_len;
+ vtotal = sec_var->yres + sec_var->upper_margin +
+ sec_var->lower_margin + sec_var->vsync_len;
+ if ((sec_var->xres_virtual * (sec_var->bits_per_pixel >> 3)) & 0x1F) {
+ /*Is 32 bytes alignment? */
+ /*32 pixel alignment */
+ sec_var->xres_virtual = (sec_var->xres_virtual + 31) & ~31;
+ }
+
+ htotal = sec_var->xres + sec_var->left_margin +
+ sec_var->right_margin + sec_var->hsync_len;
+ vtotal = sec_var->yres + sec_var->upper_margin +
+ sec_var->lower_margin + sec_var->vsync_len;
+ long_refresh = 1000000000UL / sec_var->pixclock * 1000;
+ long_refresh /= (htotal * vtotal);
+
+ viafb_second_xres = sec_var->xres;
+ viafb_second_yres = sec_var->yres;
+ viafb_second_virtual_xres = sec_var->xres_virtual;
+ viafb_second_virtual_yres = sec_var->yres_virtual;
+ via_fb_bpp1 = sec_var->bits_per_pixel;
+ viafb_refresh1 = viafb_get_refresh(sec_var->xres, sec_var->yres,
+ long_refresh);
+}
+
+static int apply_device_setting(struct viafb_ioctl_setting setting_info,
+ struct fb_info *info)
+{
+ int need_set_mode = 0;
+ DEBUG_MSG(KERN_INFO "apply_device_setting\n");
+
+ if (setting_info.device_flag) {
+ need_set_mode = 1;
+ check_available_device_to_enable(setting_info.device_status);
+ }
+
+ /* Unlock LCD's operation according to LCD flag
+ and check if the setting value is valid. */
+ /* If the value is valid, apply the new setting value to the device. */
+ if (viafb_LCD_ON) {
+ if (setting_info.lcd_operation_flag & OP_LCD_CENTERING) {
+ need_set_mode = 1;
+ if (setting_info.lcd_attributes.display_center) {
+ /* Centering */
+ viaparinfo->lvds_setting_info->display_method =
+ LCD_CENTERING;
+ viafb_lcd_dsp_method = LCD_CENTERING;
+ viaparinfo->lvds_setting_info2->display_method =
+ viafb_lcd_dsp_method = LCD_CENTERING;
+ } else {
+ /* expandsion */
+ viaparinfo->lvds_setting_info->display_method =
+ LCD_EXPANDSION;
+ viafb_lcd_dsp_method = LCD_EXPANDSION;
+ viaparinfo->lvds_setting_info2->display_method =
+ LCD_EXPANDSION;
+ viafb_lcd_dsp_method = LCD_EXPANDSION;
+ }
+ }
+
+ if (setting_info.lcd_operation_flag & OP_LCD_MODE) {
+ need_set_mode = 1;
+ if (setting_info.lcd_attributes.lcd_mode ==
+ LCD_SPWG) {
+ viaparinfo->lvds_setting_info->lcd_mode =
+ viafb_lcd_mode = LCD_SPWG;
+ } else {
+ viaparinfo->lvds_setting_info->lcd_mode =
+ viafb_lcd_mode = LCD_OPENLDI;
+ }
+ viaparinfo->lvds_setting_info2->lcd_mode =
+ viaparinfo->lvds_setting_info->lcd_mode;
+ }
+
+ if (setting_info.lcd_operation_flag & OP_LCD_PANEL_ID) {
+ need_set_mode = 1;
+ if (setting_info.lcd_attributes.panel_id <=
+ LCD_PANEL_ID_MAXIMUM) {
+ viafb_lcd_panel_id =
+ setting_info.lcd_attributes.panel_id;
+ viafb_init_lcd_size();
+ }
+ }
+ }
+
+ if (0 != (setting_info.samm_status & OP_SAMM)) {
+ setting_info.samm_status =
+ setting_info.samm_status & (~OP_SAMM);
+ if (setting_info.samm_status == 0
+ || setting_info.samm_status == 1) {
+ viafb_SAMM_ON = setting_info.samm_status;
+
+ if (viafb_SAMM_ON)
+ viafb_primary_dev = setting_info.primary_device;
+
+ viafb_set_start_addr();
+ viafb_set_iga_path();
+ }
+ need_set_mode = 1;
+ }
+
+ viaparinfo->duoview = is_duoview();
+
+ if (!need_set_mode) {
+ ;
+ } else {
+ viafb_set_iga_path();
+ viafb_set_par(info);
+ }
+ return TRUE;
+}
+
+static void retrieve_device_setting(struct viafb_ioctl_setting
+ *setting_info)
+{
+
+ /* get device status */
+ if (viafb_CRT_ON == 1)
+ setting_info->device_status = CRT_Device;
+ if (viafb_DVI_ON == 1)
+ setting_info->device_status |= DVI_Device;
+ if (viafb_LCD_ON == 1)
+ setting_info->device_status |= LCD_Device;
+ if (viafb_LCD2_ON == 1)
+ setting_info->device_status |= LCD2_Device;
+ if ((viaparinfo->video_on_crt == 1) && (viafb_CRT_ON == 1)) {
+ setting_info->video_device_status =
+ viaparinfo->crt_setting_info->iga_path;
+ } else if ((viaparinfo->video_on_dvi == 1) && (viafb_DVI_ON == 1)) {
+ setting_info->video_device_status =
+ viaparinfo->tmds_setting_info->iga_path;
+ } else if ((viaparinfo->video_on_lcd == 1) && (viafb_LCD_ON == 1)) {
+ setting_info->video_device_status =
+ viaparinfo->lvds_setting_info->iga_path;
+ } else {
+ setting_info->video_device_status = 0;
+ }
+
+ setting_info->samm_status = viafb_SAMM_ON;
+ setting_info->primary_device = get_primary_device();
+
+ setting_info->first_dev_bpp = via_fb_bpp;
+ setting_info->second_dev_bpp = via_fb_bpp1;
+
+ setting_info->first_dev_refresh = viafb_refresh;
+ setting_info->second_dev_refresh = viafb_refresh1;
+
+ setting_info->first_dev_hor_res = via_fb_hotplug_Xres;
+ setting_info->first_dev_ver_res = via_fb_hotplug_Yres;
+ setting_info->second_dev_hor_res = viafb_second_xres;
+ setting_info->second_dev_ver_res = viafb_second_yres;
+
+ /* Get lcd attributes */
+ setting_info->lcd_attributes.display_center = viafb_lcd_dsp_method;
+ setting_info->lcd_attributes.panel_id = viafb_lcd_panel_id;
+ setting_info->lcd_attributes.lcd_mode = viafb_lcd_mode;
+}
+
+static void parse_active_dev(void)
+{
+ viafb_CRT_ON = STATE_OFF;
+ viafb_DVI_ON = STATE_OFF;
+ viafb_LCD_ON = STATE_OFF;
+ viafb_LCD2_ON = STATE_OFF;
+ /* 1. Modify the active status of devices. */
+ /* 2. Keep the order of devices, so we can set corresponding
+ IGA path to devices in SAMM case. */
+ /* Note: The previous of active_dev is primary device,
+ and the following is secondary device. */
+ if (!strncmp(viafb_active_dev, "CRT+DVI", 7)) {
+ /* CRT+DVI */
+ viafb_CRT_ON = STATE_ON;
+ viafb_DVI_ON = STATE_ON;
+ viafb_primary_dev = CRT_Device;
+ } else if (!strncmp(viafb_active_dev, "DVI+CRT", 7)) {
+ /* DVI+CRT */
+ viafb_CRT_ON = STATE_ON;
+ viafb_DVI_ON = STATE_ON;
+ viafb_primary_dev = DVI_Device;
+ } else if (!strncmp(viafb_active_dev, "CRT+LCD", 7)) {
+ /* CRT+LCD */
+ viafb_CRT_ON = STATE_ON;
+ viafb_LCD_ON = STATE_ON;
+ viafb_primary_dev = CRT_Device;
+ } else if (!strncmp(viafb_active_dev, "LCD+CRT", 7)) {
+ /* LCD+CRT */
+ viafb_CRT_ON = STATE_ON;
+ viafb_LCD_ON = STATE_ON;
+ viafb_primary_dev = LCD_Device;
+ } else if (!strncmp(viafb_active_dev, "DVI+LCD", 7)) {
+ /* DVI+LCD */
+ viafb_DVI_ON = STATE_ON;
+ viafb_LCD_ON = STATE_ON;
+ viafb_primary_dev = DVI_Device;
+ } else if (!strncmp(viafb_active_dev, "LCD+DVI", 7)) {
+ /* LCD+DVI */
+ viafb_DVI_ON = STATE_ON;
+ viafb_LCD_ON = STATE_ON;
+ viafb_primary_dev = LCD_Device;
+ } else if (!strncmp(viafb_active_dev, "LCD+LCD2", 8)) {
+ viafb_LCD_ON = STATE_ON;
+ viafb_LCD2_ON = STATE_ON;
+ viafb_primary_dev = LCD_Device;
+ } else if (!strncmp(viafb_active_dev, "LCD2+LCD", 8)) {
+ viafb_LCD_ON = STATE_ON;
+ viafb_LCD2_ON = STATE_ON;
+ viafb_primary_dev = LCD2_Device;
+ } else if (!strncmp(viafb_active_dev, "CRT", 3)) {
+ /* CRT only */
+ viafb_CRT_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ } else if (!strncmp(viafb_active_dev, "DVI", 3)) {
+ /* DVI only */
+ viafb_DVI_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ } else if (!strncmp(viafb_active_dev, "LCD", 3)) {
+ /* LCD only */
+ viafb_LCD_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ } else {
+ viafb_CRT_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ }
+ viaparinfo->duoview = is_duoview();
+}
+
+static void parse_video_dev(void)
+{
+ viaparinfo->video_on_crt = STATE_OFF;
+ viaparinfo->video_on_dvi = STATE_OFF;
+ viaparinfo->video_on_lcd = STATE_OFF;
+
+ if (!strncmp(viafb_video_dev, "CRT", 3)) {
+ /* Video on CRT */
+ viaparinfo->video_on_crt = STATE_ON;
+ } else if (!strncmp(viafb_video_dev, "DVI", 3)) {
+ /* Video on DVI */
+ viaparinfo->video_on_dvi = STATE_ON;
+ } else if (!strncmp(viafb_video_dev, "LCD", 3)) {
+ /* Video on LCD */
+ viaparinfo->video_on_lcd = STATE_ON;
+ }
+}
+
+static int parse_port(char *opt_str, int *output_interface)
+{
+ if (!strncmp(opt_str, "DVP0", 4))
+ *output_interface = INTERFACE_DVP0;
+ else if (!strncmp(opt_str, "DVP1", 4))
+ *output_interface = INTERFACE_DVP1;
+ else if (!strncmp(opt_str, "DFP_HIGHLOW", 11))
+ *output_interface = INTERFACE_DFP;
+ else if (!strncmp(opt_str, "DFP_HIGH", 8))
+ *output_interface = INTERFACE_DFP_HIGH;
+ else if (!strncmp(opt_str, "DFP_LOW", 8))
+ *output_interface = INTERFACE_DFP_LOW;
+ else
+ *output_interface = INTERFACE_NONE;
+ return 0;
+}
+
+static void parse_lcd_port(void)
+{
+ parse_port(viafb_lcd_port, &viaparinfo->chip_info->lvds_chip_info.
+ output_interface);
+ /*Initialize to avoid unexpected behavior */
+ viaparinfo->chip_info->lvds_chip_info2.output_interface =
+ INTERFACE_NONE;
+
+ DEBUG_MSG(KERN_INFO "parse_lcd_port: viafb_lcd_port:%s,interface:%d\n",
+ viafb_lcd_port, iaparinfo->chip_info->lvds_chip_info.
+ output_interface);
+}
+
+static void parse_dvi_port(void)
+{
+ parse_port(viafb_dvi_port, &viaparinfo->chip_info->tmds_chip_info.
+ output_interface);
+
+ DEBUG_MSG(KERN_INFO "parse_dvi_port: viafb_dvi_port:%s,interface:%d\n",
+ viafb_dvi_port, viaparinfo->chip_info->tmds_chip_info.
+ output_interface);
+}
+
+/*
+ * The proc filesystem read/write function, a simple proc implement to
+ * get/set the value of DPA DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1,
+ * DVP1Driving, DFPHigh, DFPLow CR96, SR2A[5], SR1B[1], SR2A[4], SR1E[2],
+ * CR9B, SR65, CR97, CR99
+ */
+static int viafb_dvp0_proc_read(char *buf, char **start, off_t offset,
+int count, int *eof, void *data)
+{
+ int len = 0;
+ u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0;
+ dvp0_data_dri =
+ (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 |
+ (viafb_read_reg(VIASR, SR1B) & BIT1) >> 1;
+ dvp0_clk_dri =
+ (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 |
+ (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2;
+ dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f;
+ len +=
+ sprintf(buf + len, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri);
+ *eof = 1; /*Inform kernel end of data */
+ return len;
+}
+static int viafb_dvp0_proc_write(struct file *file,
+ const char __user *buffer, unsigned long count, void *data)
+{
+ char buf[20], *value, *pbuf;
+ u8 reg_val = 0;
+ unsigned long length, i;
+ if (count < 1)
+ return -EINVAL;
+ length = count > 20 ? 20 : count;
+ if (copy_from_user(&buf[0], buffer, length))
+ return -EFAULT;
+ buf[length - 1] = '\0'; /*Ensure end string */
+ pbuf = &buf[0];
+ for (i = 0; i < 3; i++) {
+ value = strsep(&pbuf, " ");
+ if (value != NULL) {
+ strict_strtoul(value, 0, (unsigned long *)&reg_val);
+ DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i,
+ reg_val);
+ switch (i) {
+ case 0:
+ viafb_write_reg_mask(CR96, VIACR,
+ reg_val, 0x0f);
+ break;
+ case 1:
+ viafb_write_reg_mask(SR2A, VIASR,
+ reg_val << 4, BIT5);
+ viafb_write_reg_mask(SR1B, VIASR,
+ reg_val << 1, BIT1);
+ break;
+ case 2:
+ viafb_write_reg_mask(SR2A, VIASR,
+ reg_val << 3, BIT4);
+ viafb_write_reg_mask(SR1E, VIASR,
+ reg_val << 2, BIT2);
+ break;
+ default:
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ return count;
+}
+static int viafb_dvp1_proc_read(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int len = 0;
+ u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0;
+ dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f;
+ dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2;
+ dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03;
+ len +=
+ sprintf(buf + len, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri);
+ *eof = 1; /*Inform kernel end of data */
+ return len;
+}
+static int viafb_dvp1_proc_write(struct file *file,
+ const char __user *buffer, unsigned long count, void *data)
+{
+ char buf[20], *value, *pbuf;
+ u8 reg_val = 0;
+ unsigned long length, i;
+ if (count < 1)
+ return -EINVAL;
+ length = count > 20 ? 20 : count;
+ if (copy_from_user(&buf[0], buffer, length))
+ return -EFAULT;
+ buf[length - 1] = '\0'; /*Ensure end string */
+ pbuf = &buf[0];
+ for (i = 0; i < 3; i++) {
+ value = strsep(&pbuf, " ");
+ if (value != NULL) {
+ strict_strtoul(value, 0, (unsigned long *)&reg_val);
+ switch (i) {
+ case 0:
+ viafb_write_reg_mask(CR9B, VIACR,
+ reg_val, 0x0f);
+ break;
+ case 1:
+ viafb_write_reg_mask(SR65, VIASR,
+ reg_val << 2, 0x0c);
+ break;
+ case 2:
+ viafb_write_reg_mask(SR65, VIASR,
+ reg_val, 0x03);
+ break;
+ default:
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ return count;
+}
+
+static int viafb_dfph_proc_read(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int len = 0;
+ u8 dfp_high = 0;
+ dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f;
+ len += sprintf(buf + len, "%x\n", dfp_high);
+ *eof = 1; /*Inform kernel end of data */
+ return len;
+}
+static int viafb_dfph_proc_write(struct file *file,
+ const char __user *buffer, unsigned long count, void *data)
+{
+ char buf[20];
+ u8 reg_val = 0;
+ unsigned long length;
+ if (count < 1)
+ return -EINVAL;
+ length = count > 20 ? 20 : count;
+ if (copy_from_user(&buf[0], buffer, length))
+ return -EFAULT;
+ buf[length - 1] = '\0'; /*Ensure end string */
+ strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
+ viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f);
+ return count;
+}
+static int viafb_dfpl_proc_read(char *buf, char **start, off_t offset,
+ int count, int *eof, void *data)
+{
+ int len = 0;
+ u8 dfp_low = 0;
+ dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f;
+ len += sprintf(buf + len, "%x\n", dfp_low);
+ *eof = 1; /*Inform kernel end of data */
+ return len;
+}
+static int viafb_dfpl_proc_write(struct file *file,
+ const char __user *buffer, unsigned long count, void *data)
+{
+ char buf[20];
+ u8 reg_val = 0;
+ unsigned long length;
+ if (count < 1)
+ return -EINVAL;
+ length = count > 20 ? 20 : count;
+ if (copy_from_user(&buf[0], buffer, length))
+ return -EFAULT;
+ buf[length - 1] = '\0'; /*Ensure end string */
+ strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
+ viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f);
+ return count;
+}
+static int viafb_vt1636_proc_read(char *buf, char **start,
+ off_t offset, int count, int *eof, void *data)
+{
+ int len = 0;
+ u8 vt1636_08 = 0, vt1636_09 = 0;
+ switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
+ case VT1636_LVDS:
+ vt1636_08 =
+ viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
+ &viaparinfo->chip_info->lvds_chip_info, 0x08) & 0x0f;
+ vt1636_09 =
+ viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
+ &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f;
+ len += sprintf(buf + len, "%x %x\n", vt1636_08, vt1636_09);
+ break;
+ default:
+ break;
+ }
+ switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
+ case VT1636_LVDS:
+ vt1636_08 =
+ viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
+ &viaparinfo->chip_info->lvds_chip_info2, 0x08) & 0x0f;
+ vt1636_09 =
+ viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
+ &viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f;
+ len += sprintf(buf + len, " %x %x\n", vt1636_08, vt1636_09);
+ break;
+ default:
+ break;
+ }
+ *eof = 1; /*Inform kernel end of data */
+ return len;
+}
+static int viafb_vt1636_proc_write(struct file *file,
+ const char __user *buffer, unsigned long count, void *data)
+{
+ char buf[30], *value, *pbuf;
+ struct IODATA reg_val;
+ unsigned long length, i;
+ if (count < 1)
+ return -EINVAL;
+ length = count > 30 ? 30 : count;
+ if (copy_from_user(&buf[0], buffer, length))
+ return -EFAULT;
+ buf[length - 1] = '\0'; /*Ensure end string */
+ pbuf = &buf[0];
+ switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
+ case VT1636_LVDS:
+ for (i = 0; i < 2; i++) {
+ value = strsep(&pbuf, " ");
+ if (value != NULL) {
+ strict_strtoul(value, 0,
+ (unsigned long *)&reg_val.Data);
+ switch (i) {
+ case 0:
+ reg_val.Index = 0x08;
+ reg_val.Mask = 0x0f;
+ viafb_gpio_i2c_write_mask_lvds
+ (viaparinfo->lvds_setting_info,
+ &viaparinfo->
+ chip_info->lvds_chip_info,
+ reg_val);
+ break;
+ case 1:
+ reg_val.Index = 0x09;
+ reg_val.Mask = 0x1f;
+ viafb_gpio_i2c_write_mask_lvds
+ (viaparinfo->lvds_setting_info,
+ &viaparinfo->
+ chip_info->lvds_chip_info,
+ reg_val);
+ break;
+ default:
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ switch (viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
+ case VT1636_LVDS:
+ for (i = 0; i < 2; i++) {
+ value = strsep(&pbuf, " ");
+ if (value != NULL) {
+ strict_strtoul(value, 0,
+ (unsigned long *)&reg_val.Data);
+ switch (i) {
+ case 0:
+ reg_val.Index = 0x08;
+ reg_val.Mask = 0x0f;
+ viafb_gpio_i2c_write_mask_lvds
+ (viaparinfo->lvds_setting_info2,
+ &viaparinfo->
+ chip_info->lvds_chip_info2,
+ reg_val);
+ break;
+ case 1:
+ reg_val.Index = 0x09;
+ reg_val.Mask = 0x1f;
+ viafb_gpio_i2c_write_mask_lvds
+ (viaparinfo->lvds_setting_info2,
+ &viaparinfo->
+ chip_info->lvds_chip_info2,
+ reg_val);
+ break;
+ default:
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ break;
+ default:
+ break;
+ }
+ return count;
+}
+
+static void viafb_init_proc(struct proc_dir_entry *viafb_entry)
+{
+ struct proc_dir_entry *entry;
+ viafb_entry = proc_mkdir("viafb", NULL);
+ if (viafb_entry) {
+ entry = create_proc_entry("dvp0", 0, viafb_entry);
+ if (entry) {
+ entry->owner = THIS_MODULE;
+ entry->read_proc = viafb_dvp0_proc_read;
+ entry->write_proc = viafb_dvp0_proc_write;
+ }
+ entry = create_proc_entry("dvp1", 0, viafb_entry);
+ if (entry) {
+ entry->owner = THIS_MODULE;
+ entry->read_proc = viafb_dvp1_proc_read;
+ entry->write_proc = viafb_dvp1_proc_write;
+ }
+ entry = create_proc_entry("dfph", 0, viafb_entry);
+ if (entry) {
+ entry->owner = THIS_MODULE;
+ entry->read_proc = viafb_dfph_proc_read;
+ entry->write_proc = viafb_dfph_proc_write;
+ }
+ entry = create_proc_entry("dfpl", 0, viafb_entry);
+ if (entry) {
+ entry->owner = THIS_MODULE;
+ entry->read_proc = viafb_dfpl_proc_read;
+ entry->write_proc = viafb_dfpl_proc_write;
+ }
+ if (VT1636_LVDS == viaparinfo->chip_info->lvds_chip_info.
+ lvds_chip_name || VT1636_LVDS ==
+ viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
+ entry = create_proc_entry("vt1636", 0, viafb_entry);
+ if (entry) {
+ entry->owner = THIS_MODULE;
+ entry->read_proc = viafb_vt1636_proc_read;
+ entry->write_proc = viafb_vt1636_proc_write;
+ }
+ }
+
+ }
+}
+static void viafb_remove_proc(struct proc_dir_entry *viafb_entry)
+{
+ /* no problem if it was not registered */
+ remove_proc_entry("dvp0", viafb_entry);/* parent dir */
+ remove_proc_entry("dvp1", viafb_entry);
+ remove_proc_entry("dfph", viafb_entry);
+ remove_proc_entry("dfpl", viafb_entry);
+ remove_proc_entry("vt1636", viafb_entry);
+ remove_proc_entry("vt1625", viafb_entry);
+}
+
+static int __devinit via_pci_probe(void)
+{
+
+ /*unsigned char revision; */
+ unsigned int default_xres, default_yres;
+ char *tmpc, *tmpm;
+ char *tmpc_sec, *tmpm_sec;
+ int vmode_index;
+ u32 tmds_length, lvds_length, crt_length, chip_length, viafb_par_length;
+
+ DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n");
+
+#define BYTES_PER_LONG (BITS_PER_LONG/8)
+#define PADDING(A) (BYTES_PER_LONG - (sizeof(A) % BYTES_PER_LONG))
+ viafb_par_length = sizeof(struct viafb_par) + PADDING(struct viafb_par);
+ tmds_length = sizeof(struct tmds_setting_information) +
+ PADDING(struct tmds_setting_information);
+ lvds_length = sizeof(struct lvds_setting_information) +
+ PADDING(struct lvds_setting_information);
+ crt_length = sizeof(struct crt_setting_information) +
+ PADDING(struct crt_setting_information);
+ chip_length = sizeof(struct chip_information) +
+ PADDING(struct chip_information);
+#undef PADDING
+#undef BYTES_PER_LONG
+
+ /* Allocate fb_info and ***_par here, also including some other needed
+ * variables
+ */
+ viafbinfo = framebuffer_alloc(viafb_par_length + 2 * lvds_length +
+ tmds_length + crt_length + chip_length, NULL);
+ if (!viafbinfo) {
+ printk(KERN_ERR"Could not allocate memory for viafb_info.\n");
+ return -ENODEV;
+ }
+
+ viaparinfo = (struct viafb_par *)viafbinfo->par;
+ viaparinfo->tmds_setting_info = (struct tmds_setting_information *)
+ ((u32)viaparinfo + viafb_par_length);
+ viaparinfo->lvds_setting_info = (struct lvds_setting_information *)
+ ((u32)viaparinfo->tmds_setting_info + tmds_length);
+ viaparinfo->lvds_setting_info2 = (struct lvds_setting_information *)
+ ((u32)viaparinfo->lvds_setting_info + lvds_length);
+ viaparinfo->crt_setting_info = (struct crt_setting_information *)
+ ((u32)viaparinfo->lvds_setting_info2 + lvds_length);
+ viaparinfo->chip_info = (struct chip_information *)
+ ((u32)viaparinfo->crt_setting_info + crt_length);
+
+ if (viafb_dual_fb)
+ viafb_SAMM_ON = 1;
+ parse_active_dev();
+ parse_video_dev();
+ parse_lcd_port();
+ parse_dvi_port();
+
+ /* for dual-fb must viafb_SAMM_ON=1 and viafb_dual_fb=1 */
+ if (!viafb_SAMM_ON)
+ viafb_dual_fb = 0;
+
+ viafb_init_chip_info();
+ viafb_get_fb_info(&viaparinfo->fbmem, &viaparinfo->memsize);
+ viaparinfo->fbmem_free = viaparinfo->memsize;
+ viaparinfo->fbmem_used = 0;
+ viaparinfo->fbmem_virt = ioremap_nocache(viaparinfo->fbmem,
+ viaparinfo->memsize);
+ viafbinfo->screen_base = (char *)viaparinfo->fbmem_virt;
+
+ if (!viaparinfo->fbmem_virt) {
+ printk(KERN_INFO "ioremap failed\n");
+ return -1;
+ }
+
+ viafb_get_mmio_info(&viaparinfo->mmio_base, &viaparinfo->mmio_len);
+ viaparinfo->io_virt = ioremap_nocache(viaparinfo->mmio_base,
+ viaparinfo->mmio_len);
+
+ viafbinfo->node = 0;
+ viafbinfo->fbops = &viafb_ops;
+ viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
+
+ viafbinfo->pseudo_palette = pseudo_pal;
+ if (via_fb_accel) {
+ viafb_init_accel();
+ viafb_init_2d_engine();
+ viafb_hw_cursor_init();
+ }
+
+ if (viafb_second_size && (viafb_second_size < 8)) {
+ viafb_second_offset = viaparinfo->fbmem_free -
+ viafb_second_size * 1024 * 1024;
+ } else {
+ viafb_second_size = 8;
+ viafb_second_offset = viaparinfo->fbmem_free -
+ viafb_second_size * 1024 * 1024;
+ }
+
+ viafb_FB_MM = viaparinfo->fbmem_virt;
+ tmpm = viafb_mode;
+ tmpc = strsep(&tmpm, "x");
+ strict_strtoul(tmpc, 0, (unsigned long *)&default_xres);
+ strict_strtoul(tmpm, 0, (unsigned long *)&default_yres);
+
+ vmode_index = viafb_get_mode_index(default_xres, default_yres, 0);
+ DEBUG_MSG(KERN_INFO "0->index=%d\n", vmode_index);
+
+ if (viafb_SAMM_ON == 1) {
+ if (strcmp(viafb_mode, viafb_mode1)) {
+ tmpm_sec = viafb_mode1;
+ tmpc_sec = strsep(&tmpm_sec, "x");
+ strict_strtoul(tmpc_sec, 0,
+ (unsigned long *)&viafb_second_xres);
+ strict_strtoul(tmpm_sec, 0,
+ (unsigned long *)&viafb_second_yres);
+ } else {
+ viafb_second_xres = default_xres;
+ viafb_second_yres = default_yres;
+ }
+ if (0 == viafb_second_virtual_xres) {
+ switch (viafb_second_xres) {
+ case 1400:
+ viafb_second_virtual_xres = 1408;
+ break;
+ default:
+ viafb_second_virtual_xres = viafb_second_xres;
+ break;
+ }
+ }
+ if (0 == viafb_second_virtual_yres)
+ viafb_second_virtual_yres = viafb_second_yres;
+ }
+
+ switch (via_fb_bpp) {
+ case 0 ... 8:
+ via_fb_bpp = 8;
+ break;
+ case 9 ... 16:
+ via_fb_bpp = 16;
+ break;
+ case 17 ... 32:
+ via_fb_bpp = 32;
+ break;
+ default:
+ via_fb_bpp = 8;
+ }
+ default_var.xres = default_xres;
+ default_var.yres = default_yres;
+ switch (default_xres) {
+ case 1400:
+ default_var.xres_virtual = 1408;
+ break;
+ default:
+ default_var.xres_virtual = default_xres;
+ break;
+ }
+ default_var.yres_virtual = default_yres;
+ default_var.bits_per_pixel = via_fb_bpp;
+ if (default_var.bits_per_pixel == 15)
+ default_var.bits_per_pixel = 16;
+ default_var.pixclock =
+ viafb_get_pixclock(default_xres, default_yres, viafb_refresh);
+ default_var.left_margin = (default_xres >> 3) & 0xf8;
+ default_var.right_margin = 32;
+ default_var.upper_margin = 16;
+ default_var.lower_margin = 4;
+ default_var.hsync_len = default_var.left_margin;
+ default_var.vsync_len = 4;
+ default_var.accel_flags = 0;
+
+ if (via_fb_accel) {
+ viafbinfo->flags |=
+ (FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
+ FBINFO_HWACCEL_IMAGEBLIT);
+ default_var.accel_flags |= FB_ACCELF_TEXT;
+ } else
+ viafbinfo->flags |= FBINFO_HWACCEL_DISABLED;
+
+ if (viafb_dual_fb) {
+ viafbinfo1 = framebuffer_alloc(viafb_par_length, NULL);
+ if (!viafbinfo1) {
+ printk(KERN_ERR
+ "allocate the second framebuffer struct error\n");
+ framebuffer_release(viafbinfo);
+ return -ENOMEM;
+ }
+ viaparinfo1 = viafbinfo1->par;
+ memcpy(viaparinfo1, viaparinfo, viafb_par_length);
+ viaparinfo1->memsize = viaparinfo->memsize -
+ viafb_second_offset;
+ viaparinfo->memsize = viafb_second_offset;
+ viaparinfo1->fbmem_virt = viaparinfo->fbmem_virt +
+ viafb_second_offset;
+ viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset;
+
+ viaparinfo1->fbmem_used = viaparinfo->fbmem_used;
+ viaparinfo1->fbmem_free = viaparinfo1->memsize -
+ viaparinfo1->fbmem_used;
+ viaparinfo->fbmem_free = viaparinfo->memsize;
+ viaparinfo->fbmem_used = 0;
+ if (via_fb_accel) {
+ viaparinfo1->cursor_start =
+ viaparinfo->cursor_start - viafb_second_offset;
+ viaparinfo1->VQ_start = viaparinfo->VQ_start -
+ viafb_second_offset;
+ viaparinfo1->VQ_end = viaparinfo->VQ_end -
+ viafb_second_offset;
+ }
+
+ memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info));
+ viafbinfo1->screen_base = viafbinfo->screen_base +
+ viafb_second_offset;
+ viafbinfo1->fix.smem_start = viaparinfo1->fbmem;
+ viafbinfo1->fix.smem_len = viaparinfo1->fbmem_free;
+
+ default_var.xres = viafb_second_xres;
+ default_var.yres = viafb_second_yres;
+ default_var.xres_virtual = viafb_second_virtual_xres;
+ default_var.yres_virtual = viafb_second_virtual_yres;
+ if (via_fb_bpp1 != via_fb_bpp)
+ via_fb_bpp1 = via_fb_bpp;
+ default_var.bits_per_pixel = via_fb_bpp1;
+ default_var.pixclock =
+ viafb_get_pixclock(viafb_second_xres, viafb_second_yres,
+ viafb_refresh);
+ default_var.left_margin = (viafb_second_xres >> 3) & 0xf8;
+ default_var.right_margin = 32;
+ default_var.upper_margin = 16;
+ default_var.lower_margin = 4;
+ default_var.hsync_len = default_var.left_margin;
+ default_var.vsync_len = 4;
+
+ viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1);
+ viafb_check_var(&default_var, viafbinfo1);
+ viafbinfo1->var = default_var;
+ viafb_update_viafb_par(viafbinfo);
+ viafb_update_fix(&viafbinfo1->fix, viafbinfo1);
+ }
+
+ viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo);
+ viafb_check_var(&default_var, viafbinfo);
+ viafbinfo->var = default_var;
+ viafb_update_viafb_par(viafbinfo);
+ viafb_update_fix(&viafbinfo->fix, viafbinfo);
+ default_var.activate = FB_ACTIVATE_NOW;
+ fb_alloc_cmap(&viafbinfo->cmap, 256, 0);
+
+ if (viafb_dual_fb && (viafb_primary_dev == LCD_Device)
+ && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266)) {
+ if (register_framebuffer(viafbinfo1) < 0)
+ return -EINVAL;
+ }
+ if (register_framebuffer(viafbinfo) < 0)
+ return -EINVAL;
+
+ if (viafb_dual_fb && ((viafb_primary_dev != LCD_Device)
+ || (viaparinfo->chip_info->gfx_chip_name !=
+ UNICHROME_CLE266))) {
+ if (register_framebuffer(viafbinfo1) < 0)
+ return -EINVAL;
+ }
+ DEBUG_MSG(KERN_INFO "fb%d: %s frame buffer device %dx%d-%dbpp\n",
+ viafbinfo->node, viafbinfo->fix.id, default_var.xres,
+ default_var.yres, default_var.bits_per_pixel);
+
+ viafb_init_proc(viaparinfo->proc_entry);
+ viafb_init_dac(IGA2);
+ return 0;
+}
+
+static void __devexit via_pci_remove(void)
+{
+ DEBUG_MSG(KERN_INFO "via_pci_remove!\n");
+ fb_dealloc_cmap(&viafbinfo->cmap);
+ unregister_framebuffer(viafbinfo);
+ if (viafb_dual_fb)
+ unregister_framebuffer(viafbinfo1);
+ iounmap((void *)viaparinfo->fbmem_virt);
+
+ framebuffer_release(viafbinfo);
+ if (viafb_dual_fb)
+ framebuffer_release(viafbinfo1);
+
+ viafb_remove_proc(viaparinfo->proc_entry);
+}
+
+int __init viafb_init(void)
+{
+ DEBUG_MSG(KERN_INFO "viafb_init!\n");
+ printk(KERN_INFO
+ "VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n",
+ VERSION_MAJOR, VERSION_MINOR);
+#ifndef MODULE
+ char *option = NULL;
+ if (fb_get_options("viafb", &option))
+ return -ENODEV;
+ viafb_setup(option);
+#endif
+ return via_pci_probe();
+}
+
+void __exit viafb_exit(void)
+{
+ DEBUG_MSG(KERN_INFO "viafb_exit!\n");
+ if (timer_on) {
+ del_timer(&timer_for3D);
+ timer_on = 0;
+ }
+ via_pci_remove();
+}
+
+int __init viafb_setup(char *options)
+{
+ char *this_opt;
+ DEBUG_MSG(KERN_INFO "viafb_setup!\n");
+
+ if (!options || !*options)
+ return 0;
+
+ while ((this_opt = strsep(&options, ",")) != NULL) {
+ if (!*this_opt)
+ continue;
+
+ if (!strncmp(this_opt, "viafb_mode=", 11)) {
+ viafb_mode = kmalloc(strlen(this_opt + 5), GFP_KERNEL);
+ strcpy(viafb_mode, this_opt + 11);
+ } else if (!strncmp(this_opt, "viafb_mode1=", 12)) {
+ viafb_mode1 = kmalloc(strlen(this_opt + 11),
+ GFP_KERNEL);
+ strcpy(viafb_mode1, this_opt + 12);
+ } else if (!strncmp(this_opt, "via_fb_bpp=", 11))
+ strict_strtoul(this_opt + 11, 0,
+ (unsigned long *)&via_fb_bpp);
+ else if (!strncmp(this_opt, "via_fb_bpp1=", 12))
+ strict_strtoul(this_opt + 12, 0,
+ (unsigned long *)&via_fb_bpp1);
+ else if (!strncmp(this_opt, "viafb_refresh=", 14))
+ strict_strtoul(this_opt + 14, 0,
+ (unsigned long *)&viafb_refresh);
+ else if (!strncmp(this_opt, "viafb_refresh1=", 15))
+ strict_strtoul(this_opt + 15, 0,
+ (unsigned long *)&viafb_refresh1);
+ else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21))
+ strict_strtoul(this_opt + 21, 0,
+ (unsigned long *)&viafb_lcd_dsp_method);
+ else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19))
+ strict_strtoul(this_opt + 19, 0,
+ (unsigned long *)&viafb_lcd_panel_id);
+ else if (!strncmp(this_opt, "via_fb_accel=", 13))
+ strict_strtoul(this_opt + 13, 0,
+ (unsigned long *)&via_fb_accel);
+ else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14))
+ strict_strtoul(this_opt + 14, 0,
+ (unsigned long *)&viafb_SAMM_ON);
+ else if (!strncmp(this_opt, "viafb_active_dev=", 17)) {
+ viafb_active_dev = kmalloc(strlen(this_opt + 16),
+ GFP_KERNEL);
+ strcpy(viafb_active_dev, this_opt + 17);
+ } else if (!strncmp(this_opt,
+ "viafb_display_hardware_layout=", 30))
+ strict_strtoul(this_opt + 30, 0,
+ (unsigned long *)
+ &viafb_display_hardware_layout);
+ else if (!strncmp(this_opt, "viafb_second_size=", 18))
+ strict_strtoul(this_opt + 18, 0,
+ (unsigned long *)&viafb_second_size);
+ else if (!strncmp(this_opt,
+ "viafb_platform_epia_dvi=", 24))
+ strict_strtoul(this_opt + 24, 0,
+ (unsigned long *)&viafb_platform_epia_dvi);
+ else if (!strncmp(this_opt,
+ "viafb_device_lcd_dualedge=", 26))
+ strict_strtoul(this_opt + 26, 0,
+ (unsigned long *)&viafb_device_lcd_dualedge);
+ else if (!strncmp(this_opt, "via_bus_width=", 13))
+ strict_strtoul(this_opt + 13, 0,
+ (unsigned long *)&via_bus_width);
+ else if (!strncmp(this_opt, "viafb_lcd_mode=", 15))
+ strict_strtoul(this_opt + 15, 0,
+ (unsigned long *)&viafb_lcd_mode);
+ else if (!strncmp(this_opt, "viafb_video_dev=", 16)) {
+ viafb_video_dev = kmalloc(strlen(this_opt + 15),
+ GFP_KERNEL);
+ strcpy(viafb_video_dev, this_opt + 16);
+ } else if (!strncmp(this_opt, "viafb_lcd_port=", 15)) {
+ viafb_lcd_port = kmalloc(strlen(this_opt + 14),
+ GFP_KERNEL);
+ strcpy(viafb_lcd_port, this_opt + 15);
+ }
+ }
+ return 0;
+}
+
+static struct fb_ops viafb_ops = {
+ .owner = THIS_MODULE,
+ .fb_open = viafb_open,
+ .fb_release = viafb_release,
+ .fb_check_var = viafb_check_var,
+ .fb_set_par = viafb_set_par,
+ .fb_setcolreg = viafb_setcolreg,
+ .fb_pan_display = viafb_pan_display,
+ .fb_blank = viafb_blank,
+ .fb_fillrect = viafb_fillrect,
+ .fb_copyarea = viafb_copyarea,
+ .fb_imageblit = viafb_imageblit,
+ .fb_cursor = viafb_cursor,
+ .fb_ioctl = viafb_ioctl,
+ .fb_sync = viafb_sync,
+ .fb_setcmap = viafb_setcmap,
+};
+
+module_init(viafb_init);
+module_exit(viafb_exit);
+
+#ifdef MODULE
+module_param(via_fb_memsize, int, 0);
+
+module_param(viafb_mode, charp, 0);
+MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)");
+
+module_param(viafb_mode1, charp, 0);
+MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)");
+
+module_param(via_fb_bpp, int, 0);
+MODULE_PARM_DESC(via_fb_bpp, "Set color depth (default=32bpp)");
+
+module_param(via_fb_bpp1, int, 0);
+MODULE_PARM_DESC(via_fb_bpp1, "Set color depth (default=32bpp)");
+
+module_param(viafb_refresh, int, 0);
+MODULE_PARM_DESC(viafb_refresh,
+ "Set CRT viafb_refresh rate (default = 60)");
+
+module_param(viafb_refresh1, int, 0);
+MODULE_PARM_DESC(viafb_refresh1,
+ "Set CRT refresh rate (default = 60)");
+
+module_param(viafb_lcd_panel_id, int, 0);
+MODULE_PARM_DESC(viafb_lcd_panel_id,
+ "Set Flat Panel type(Default=1024x768)");
+
+module_param(viafb_lcd_dsp_method, int, 0);
+MODULE_PARM_DESC(viafb_lcd_dsp_method,
+ "Set Flat Panel display scaling method.(Default=Expandsion)");
+
+module_param(viafb_SAMM_ON, int, 0);
+MODULE_PARM_DESC(viafb_SAMM_ON,
+ "Turn on/off flag of SAMM(Default=OFF)");
+
+module_param(via_fb_accel, int, 0);
+MODULE_PARM_DESC(via_fb_accel,
+ "Set 2D Hardware Acceleration.(Default = OFF)");
+
+module_param(viafb_active_dev, charp, 0);
+MODULE_PARM_DESC(viafb_active_dev, "Specify active devices.");
+
+module_param(viafb_display_hardware_layout, int, 0);
+MODULE_PARM_DESC(viafb_display_hardware_layout,
+ "Display Hardware Layout (LCD Only, DVI Only...,etc)");
+
+module_param(viafb_second_size, int, 0);
+MODULE_PARM_DESC(viafb_second_size,
+ "Set secondary device memory size");
+
+module_param(viafb_dual_fb, int, 0);
+MODULE_PARM_DESC(viafb_dual_fb,
+ "Turn on/off flag of dual framebuffer devices.(Default = OFF)");
+
+module_param(viafb_platform_epia_dvi, int, 0);
+MODULE_PARM_DESC(viafb_platform_epia_dvi,
+ "Turn on/off flag of DVI devices on EPIA board.(Default = OFF)");
+
+module_param(viafb_device_lcd_dualedge, int, 0);
+MODULE_PARM_DESC(viafb_device_lcd_dualedge,
+ "Turn on/off flag of dual edge panel.(Default = OFF)");
+
+module_param(via_bus_width, int, 0);
+MODULE_PARM_DESC(via_bus_width,
+ "Set bus width of panel.(Default = 12)");
+
+module_param(viafb_lcd_mode, int, 0);
+MODULE_PARM_DESC(viafb_lcd_mode,
+ "Set Flat Panel mode(Default=OPENLDI)");
+
+module_param(viafb_video_dev, charp, 0);
+MODULE_PARM_DESC(viafb_video_dev, "Specify video devices.");
+
+module_param(viafb_lcd_port, charp, 0);
+MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port.");
+
+module_param(viafb_dvi_port, charp, 0);
+MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port.");
+
+MODULE_LICENSE("GPL");
+#endif
diff -Nur a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h
--- a/drivers/video/via/viafbdev.h 1970-01-01 08:00:00.000000000 +0800
+++ b/drivers/video/via/viafbdev.h 2008-06-30 08:53:33.000000000 +0800
@@ -0,0 +1,110 @@
+/*
+ * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
+ * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
+
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation;
+ * either version 2, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.See the GNU General Public License
+ * for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __VIAFBDEV_H__
+#define __VIAFBDEV_H__
+
+#include <linux/proc_fs.h>
+#include <linux/fb.h>
+#include "ioctl.h"
+#include "share.h"
+#include "chip.h"
+#include "hw.h"
+
+#define VERSION_MAJOR 2
+#define VERSION_KERNEL 6 /* For kernel 2.6 */
+
+#define VERSION_OS 0 /* 0: for 32 bits OS, 1: for 64 bits OS */
+#define VERSION_MINOR 4
+
+struct viafb_par {
+ int bpp;
+ int hres;
+ int vres;
+ int linelength;
+ u32 xoffset;
+ u32 yoffset;
+
+ void __iomem *fbmem_virt; /*framebuffer virtual memory address */
+ void __iomem *io_virt; /*iospace virtual memory address */
+ unsigned int fbmem; /*framebuffer physical memory address */
+ unsigned int memsize; /*size of fbmem */
+ unsigned int io; /*io space address */
+ unsigned long mmio_base; /*mmio base address */
+ unsigned long mmio_len; /*mmio base length */
+ u32 fbmem_free; /* Free FB memory */
+ u32 fbmem_used; /* Use FB memory size */
+ u32 cursor_start; /* Cursor Start Address */
+ u32 VQ_start; /* Virtual Queue Start Address */
+ u32 VQ_end; /* Virtual Queue End Address */
+ u32 iga_path;
+ struct proc_dir_entry *proc_entry; /*viafb proc entry */
+ u8 duoview; /*Is working in duoview mode? */
+
+ /* All the information will be needed to set engine */
+ struct tmds_setting_information *tmds_setting_info;
+ struct crt_setting_information *crt_setting_info;
+ struct lvds_setting_information *lvds_setting_info;
+ struct lvds_setting_information *lvds_setting_info2;
+ struct chip_information *chip_info;
+
+ /* some information related to video playing */
+ int video_on_crt;
+ int video_on_dvi;
+ int video_on_lcd;
+
+};
+struct viafb_modeinfo {
+ u32 xres;
+ u32 yres;
+ int mode_index;
+ char *mode_res;
+};
+extern unsigned int viafb_second_virtual_yres;
+extern unsigned int viafb_second_virtual_xres;
+extern unsigned int viafb_second_offset;
+extern int viafb_second_size;
+extern int viafb_SAMM_ON;
+extern int viafb_dual_fb;
+extern int viafb_LCD2_ON;
+extern int viafb_LCD_ON;
+extern int viafb_DVI_ON;
+extern int via_fb_accel;
+extern int via_fb_hotplug;
+extern int via_fb_memsize;
+
+extern int soft_cursor(struct fb_info *info, struct fb_cursor *cursor);
+
+extern int strict_strtoul(const char *cp, unsigned int base,
+ unsigned long *res);
+
+void viafb_memory_pitch_patch(struct fb_info *info);
+void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
+ int mode_index);
+int viafb_get_mode_index(int hres, int vres, int flag);
+int __init viafb_setup(char *options);
+u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
+ *plvds_setting_info, struct lvds_chip_information
+ *plvds_chip_info, u8 index);
+void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
+ *plvds_setting_info, struct lvds_chip_information
+ *plvds_chip_info, struct IODATA io_data);
+#endif /* __VIAFBDEV_H__ */