}
/* DVI Set Mode */
-void viafb_dvi_set_mode(struct VideoModeTable *mode, int mode_bpp,
- int set_iga)
+void viafb_dvi_set_mode(const struct fb_var_screeninfo *var, int iga)
{
- struct VideoModeTable *rb_mode;
- struct crt_mode_table *pDviTiming;
- unsigned long desirePixelClock, maxPixelClock;
- pDviTiming = mode->crtc;
- desirePixelClock = pDviTiming->refresh_rate
- * pDviTiming->crtc.hor_total * pDviTiming->crtc.ver_total
- / 1000000;
- maxPixelClock = (unsigned long)viaparinfo->
- tmds_setting_info->max_pixel_clock;
-
- DEBUG_MSG(KERN_INFO "\nDVI_set_mode!!\n");
-
- if ((maxPixelClock != 0) && (desirePixelClock > maxPixelClock)) {
- rb_mode = viafb_get_rb_mode(mode->crtc[0].crtc.hor_addr,
- mode->crtc[0].crtc.ver_addr);
- if (rb_mode) {
- mode = rb_mode;
- pDviTiming = rb_mode->crtc;
- }
+ struct fb_var_screeninfo dvi_var = *var;
+ struct crt_mode_table *rb_mode;
+ int maxPixelClock;
+
+ maxPixelClock = viaparinfo->shared->tmds_setting_info.max_pixel_clock;
+ if (maxPixelClock && PICOS2KHZ(var->pixclock) / 1000 > maxPixelClock) {
+ rb_mode = viafb_get_best_rb_mode(var->xres, var->yres, 60);
+ if (rb_mode)
+ viafb_fill_var_timing_info(&dvi_var, rb_mode);
}
- viafb_fill_crtc_timing(pDviTiming, mode, mode_bpp / 8, set_iga);
+
+ viafb_fill_crtc_timing(&dvi_var, iga);
}
/* Sense DVI Connector */
bool __devinit viafb_tmds_trasmitter_identify(void);
void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
struct tmds_setting_information *tmds_setting);
-void viafb_dvi_set_mode(struct VideoModeTable *videoMode, int mode_bpp,
- int set_iga);
+void viafb_dvi_set_mode(const struct fb_var_screeninfo *var, int iga);
#endif /* __DVI_H__ */
int viafb_LCD2_ON;
int viafb_SAMM_ON;
int viafb_dual_fb;
+unsigned int viafb_second_xres = 640;
+unsigned int viafb_second_yres = 480;
int viafb_hotplug_Xres = 640;
int viafb_hotplug_Yres = 480;
int viafb_hotplug_bpp = 32;
extern int viafb_lcd_mode;
extern int viafb_CRT_ON;
+extern unsigned int viafb_second_xres;
+extern unsigned int viafb_second_yres;
extern int viafb_hotplug_Xres;
extern int viafb_hotplug_Yres;
extern int viafb_hotplug_bpp;
{IGA2_FETCH_COUNT_REG_NUM, {{CR65, 0, 7}, {CR67, 2, 3} } }
};
-static struct iga1_crtc_timing iga1_crtc_reg = {
- /* IGA1 Horizontal Total */
- {IGA1_HOR_TOTAL_REG_NUM, {{CR00, 0, 7}, {CR36, 3, 3} } },
- /* IGA1 Horizontal Addressable Video */
- {IGA1_HOR_ADDR_REG_NUM, {{CR01, 0, 7} } },
- /* IGA1 Horizontal Blank Start */
- {IGA1_HOR_BLANK_START_REG_NUM, {{CR02, 0, 7} } },
- /* IGA1 Horizontal Blank End */
- {IGA1_HOR_BLANK_END_REG_NUM,
- {{CR03, 0, 4}, {CR05, 7, 7}, {CR33, 5, 5} } },
- /* IGA1 Horizontal Sync Start */
- {IGA1_HOR_SYNC_START_REG_NUM, {{CR04, 0, 7}, {CR33, 4, 4} } },
- /* IGA1 Horizontal Sync End */
- {IGA1_HOR_SYNC_END_REG_NUM, {{CR05, 0, 4} } },
- /* IGA1 Vertical Total */
- {IGA1_VER_TOTAL_REG_NUM,
- {{CR06, 0, 7}, {CR07, 0, 0}, {CR07, 5, 5}, {CR35, 0, 0} } },
- /* IGA1 Vertical Addressable Video */
- {IGA1_VER_ADDR_REG_NUM,
- {{CR12, 0, 7}, {CR07, 1, 1}, {CR07, 6, 6}, {CR35, 2, 2} } },
- /* IGA1 Vertical Blank Start */
- {IGA1_VER_BLANK_START_REG_NUM,
- {{CR15, 0, 7}, {CR07, 3, 3}, {CR09, 5, 5}, {CR35, 3, 3} } },
- /* IGA1 Vertical Blank End */
- {IGA1_VER_BLANK_END_REG_NUM, {{CR16, 0, 7} } },
- /* IGA1 Vertical Sync Start */
- {IGA1_VER_SYNC_START_REG_NUM,
- {{CR10, 0, 7}, {CR07, 2, 2}, {CR07, 7, 7}, {CR35, 1, 1} } },
- /* IGA1 Vertical Sync End */
- {IGA1_VER_SYNC_END_REG_NUM, {{CR11, 0, 3} } }
-};
-
-static struct iga2_crtc_timing iga2_crtc_reg = {
- /* IGA2 Horizontal Total */
- {IGA2_HOR_TOTAL_REG_NUM, {{CR50, 0, 7}, {CR55, 0, 3} } },
- /* IGA2 Horizontal Addressable Video */
- {IGA2_HOR_ADDR_REG_NUM, {{CR51, 0, 7}, {CR55, 4, 6} } },
- /* IGA2 Horizontal Blank Start */
- {IGA2_HOR_BLANK_START_REG_NUM, {{CR52, 0, 7}, {CR54, 0, 2} } },
- /* IGA2 Horizontal Blank End */
- {IGA2_HOR_BLANK_END_REG_NUM,
- {{CR53, 0, 7}, {CR54, 3, 5}, {CR5D, 6, 6} } },
- /* IGA2 Horizontal Sync Start */
- {IGA2_HOR_SYNC_START_REG_NUM,
- {{CR56, 0, 7}, {CR54, 6, 7}, {CR5C, 7, 7}, {CR5D, 7, 7} } },
- /* IGA2 Horizontal Sync End */
- {IGA2_HOR_SYNC_END_REG_NUM, {{CR57, 0, 7}, {CR5C, 6, 6} } },
- /* IGA2 Vertical Total */
- {IGA2_VER_TOTAL_REG_NUM, {{CR58, 0, 7}, {CR5D, 0, 2} } },
- /* IGA2 Vertical Addressable Video */
- {IGA2_VER_ADDR_REG_NUM, {{CR59, 0, 7}, {CR5D, 3, 5} } },
- /* IGA2 Vertical Blank Start */
- {IGA2_VER_BLANK_START_REG_NUM, {{CR5A, 0, 7}, {CR5C, 0, 2} } },
- /* IGA2 Vertical Blank End */
- {IGA2_VER_BLANK_END_REG_NUM, {{CR5B, 0, 7}, {CR5C, 3, 5} } },
- /* IGA2 Vertical Sync Start */
- {IGA2_VER_SYNC_START_REG_NUM, {{CR5E, 0, 7}, {CR5F, 5, 7} } },
- /* IGA2 Vertical Sync End */
- {IGA2_VER_SYNC_END_REG_NUM, {{CR5F, 0, 4} } }
-};
-
static struct rgbLUT palLUT_table[] = {
/* {R,G,B} */
/* Index 0x00~0x03 */
via_write_misc_reg_mask(0x0C, 0x0C); /* select external clock */
}
-void viafb_load_crtc_timing(struct display_timing device_timing,
- int set_iga)
+static struct display_timing var_to_timing(const struct fb_var_screeninfo *var)
{
- int i;
- int viafb_load_reg_num = 0;
- int reg_value = 0;
- struct io_register *reg = NULL;
-
- viafb_unlock_crt();
-
- for (i = 0; i < 12; i++) {
- if (set_iga == IGA1) {
- switch (i) {
- case H_TOTAL_INDEX:
- reg_value =
- IGA1_HOR_TOTAL_FORMULA(device_timing.
- hor_total);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_total.reg_num;
- reg = iga1_crtc_reg.hor_total.reg;
- break;
- case H_ADDR_INDEX:
- reg_value =
- IGA1_HOR_ADDR_FORMULA(device_timing.
- hor_addr);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_addr.reg_num;
- reg = iga1_crtc_reg.hor_addr.reg;
- break;
- case H_BLANK_START_INDEX:
- reg_value =
- IGA1_HOR_BLANK_START_FORMULA
- (device_timing.hor_blank_start);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_blank_start.reg_num;
- reg = iga1_crtc_reg.hor_blank_start.reg;
- break;
- case H_BLANK_END_INDEX:
- reg_value =
- IGA1_HOR_BLANK_END_FORMULA
- (device_timing.hor_blank_start,
- device_timing.hor_blank_end);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_blank_end.reg_num;
- reg = iga1_crtc_reg.hor_blank_end.reg;
- break;
- case H_SYNC_START_INDEX:
- reg_value =
- IGA1_HOR_SYNC_START_FORMULA
- (device_timing.hor_sync_start);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_sync_start.reg_num;
- reg = iga1_crtc_reg.hor_sync_start.reg;
- break;
- case H_SYNC_END_INDEX:
- reg_value =
- IGA1_HOR_SYNC_END_FORMULA
- (device_timing.hor_sync_start,
- device_timing.hor_sync_end);
- viafb_load_reg_num =
- iga1_crtc_reg.hor_sync_end.reg_num;
- reg = iga1_crtc_reg.hor_sync_end.reg;
- break;
- case V_TOTAL_INDEX:
- reg_value =
- IGA1_VER_TOTAL_FORMULA(device_timing.
- ver_total);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_total.reg_num;
- reg = iga1_crtc_reg.ver_total.reg;
- break;
- case V_ADDR_INDEX:
- reg_value =
- IGA1_VER_ADDR_FORMULA(device_timing.
- ver_addr);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_addr.reg_num;
- reg = iga1_crtc_reg.ver_addr.reg;
- break;
- case V_BLANK_START_INDEX:
- reg_value =
- IGA1_VER_BLANK_START_FORMULA
- (device_timing.ver_blank_start);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_blank_start.reg_num;
- reg = iga1_crtc_reg.ver_blank_start.reg;
- break;
- case V_BLANK_END_INDEX:
- reg_value =
- IGA1_VER_BLANK_END_FORMULA
- (device_timing.ver_blank_start,
- device_timing.ver_blank_end);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_blank_end.reg_num;
- reg = iga1_crtc_reg.ver_blank_end.reg;
- break;
- case V_SYNC_START_INDEX:
- reg_value =
- IGA1_VER_SYNC_START_FORMULA
- (device_timing.ver_sync_start);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_sync_start.reg_num;
- reg = iga1_crtc_reg.ver_sync_start.reg;
- break;
- case V_SYNC_END_INDEX:
- reg_value =
- IGA1_VER_SYNC_END_FORMULA
- (device_timing.ver_sync_start,
- device_timing.ver_sync_end);
- viafb_load_reg_num =
- iga1_crtc_reg.ver_sync_end.reg_num;
- reg = iga1_crtc_reg.ver_sync_end.reg;
- break;
-
- }
- }
-
- if (set_iga == IGA2) {
- switch (i) {
- case H_TOTAL_INDEX:
- reg_value =
- IGA2_HOR_TOTAL_FORMULA(device_timing.
- hor_total);
- viafb_load_reg_num =
- iga2_crtc_reg.hor_total.reg_num;
- reg = iga2_crtc_reg.hor_total.reg;
- break;
- case H_ADDR_INDEX:
- reg_value =
- IGA2_HOR_ADDR_FORMULA(device_timing.
- hor_addr);
- viafb_load_reg_num =
- iga2_crtc_reg.hor_addr.reg_num;
- reg = iga2_crtc_reg.hor_addr.reg;
- break;
- case H_BLANK_START_INDEX:
- reg_value =
- IGA2_HOR_BLANK_START_FORMULA
- (device_timing.hor_blank_start);
- viafb_load_reg_num =
- iga2_crtc_reg.hor_blank_start.reg_num;
- reg = iga2_crtc_reg.hor_blank_start.reg;
- break;
- case H_BLANK_END_INDEX:
- reg_value =
- IGA2_HOR_BLANK_END_FORMULA
- (device_timing.hor_blank_start,
- device_timing.hor_blank_end);
- viafb_load_reg_num =
- iga2_crtc_reg.hor_blank_end.reg_num;
- reg = iga2_crtc_reg.hor_blank_end.reg;
- break;
- case H_SYNC_START_INDEX:
- reg_value =
- IGA2_HOR_SYNC_START_FORMULA
- (device_timing.hor_sync_start);
- if (UNICHROME_CN700 <=
- viaparinfo->chip_info->gfx_chip_name)
- viafb_load_reg_num =
- iga2_crtc_reg.hor_sync_start.
- reg_num;
- else
- viafb_load_reg_num = 3;
- reg = iga2_crtc_reg.hor_sync_start.reg;
- break;
- case H_SYNC_END_INDEX:
- reg_value =
- IGA2_HOR_SYNC_END_FORMULA
- (device_timing.hor_sync_start,
- device_timing.hor_sync_end);
- viafb_load_reg_num =
- iga2_crtc_reg.hor_sync_end.reg_num;
- reg = iga2_crtc_reg.hor_sync_end.reg;
- break;
- case V_TOTAL_INDEX:
- reg_value =
- IGA2_VER_TOTAL_FORMULA(device_timing.
- ver_total);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_total.reg_num;
- reg = iga2_crtc_reg.ver_total.reg;
- break;
- case V_ADDR_INDEX:
- reg_value =
- IGA2_VER_ADDR_FORMULA(device_timing.
- ver_addr);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_addr.reg_num;
- reg = iga2_crtc_reg.ver_addr.reg;
- break;
- case V_BLANK_START_INDEX:
- reg_value =
- IGA2_VER_BLANK_START_FORMULA
- (device_timing.ver_blank_start);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_blank_start.reg_num;
- reg = iga2_crtc_reg.ver_blank_start.reg;
- break;
- case V_BLANK_END_INDEX:
- reg_value =
- IGA2_VER_BLANK_END_FORMULA
- (device_timing.ver_blank_start,
- device_timing.ver_blank_end);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_blank_end.reg_num;
- reg = iga2_crtc_reg.ver_blank_end.reg;
- break;
- case V_SYNC_START_INDEX:
- reg_value =
- IGA2_VER_SYNC_START_FORMULA
- (device_timing.ver_sync_start);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_sync_start.reg_num;
- reg = iga2_crtc_reg.ver_sync_start.reg;
- break;
- case V_SYNC_END_INDEX:
- reg_value =
- IGA2_VER_SYNC_END_FORMULA
- (device_timing.ver_sync_start,
- device_timing.ver_sync_end);
- viafb_load_reg_num =
- iga2_crtc_reg.ver_sync_end.reg_num;
- reg = iga2_crtc_reg.ver_sync_end.reg;
- break;
-
- }
- }
- viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR);
- }
-
- viafb_lock_crt();
+ struct display_timing timing;
+
+ timing.hor_addr = var->xres;
+ timing.hor_sync_start = timing.hor_addr + var->right_margin;
+ timing.hor_sync_end = timing.hor_sync_start + var->hsync_len;
+ timing.hor_total = timing.hor_sync_end + var->left_margin;
+ timing.hor_blank_start = timing.hor_addr;
+ timing.hor_blank_end = timing.hor_total;
+ timing.ver_addr = var->yres;
+ timing.ver_sync_start = timing.ver_addr + var->lower_margin;
+ timing.ver_sync_end = timing.ver_sync_start + var->vsync_len;
+ timing.ver_total = timing.ver_sync_end + var->upper_margin;
+ timing.ver_blank_start = timing.ver_addr;
+ timing.ver_blank_end = timing.ver_total;
+ return timing;
}
-void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
- struct VideoModeTable *video_mode, int bpp_byte, int set_iga)
+void viafb_fill_crtc_timing(const struct fb_var_screeninfo *var, int iga)
{
- struct display_timing crt_reg;
- int i;
- int index = 0;
- int h_addr, v_addr;
- u32 clock, refresh = viafb_refresh;
-
- if (viafb_SAMM_ON && set_iga == IGA2)
- refresh = viafb_refresh1;
-
- for (i = 0; i < video_mode->mode_array; i++) {
- index = i;
-
- if (crt_table[i].refresh_rate == refresh)
- break;
- }
+ struct display_timing crt_reg = var_to_timing(var);
- crt_reg = crt_table[index].crtc;
+ if (iga == IGA1)
+ via_set_primary_timing(&crt_reg);
+ else if (iga == IGA2)
+ via_set_secondary_timing(&crt_reg);
- /* Mode 640x480 has border, but LCD/DFP didn't have border. */
- /* So we would delete border. */
- if ((viafb_LCD_ON | viafb_DVI_ON)
- && video_mode->crtc[0].crtc.hor_addr == 640
- && video_mode->crtc[0].crtc.ver_addr == 480
- && refresh == 60) {
- /* The border is 8 pixels. */
- crt_reg.hor_blank_start = crt_reg.hor_blank_start - 8;
-
- /* Blanking time should add left and right borders. */
- crt_reg.hor_blank_end = crt_reg.hor_blank_end + 16;
- }
-
- h_addr = crt_reg.hor_addr;
- v_addr = crt_reg.ver_addr;
- if (set_iga == IGA1) {
- viafb_unlock_crt();
- viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7);
- }
-
- switch (set_iga) {
- case IGA1:
- viafb_load_crtc_timing(crt_reg, IGA1);
- break;
- case IGA2:
- viafb_load_crtc_timing(crt_reg, IGA2);
- break;
- }
-
- viafb_lock_crt();
- viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
- viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga);
-
- /* load FIFO */
- if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266)
- && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400))
- viafb_load_FIFO_reg(set_iga, h_addr, v_addr);
-
- clock = crt_reg.hor_total * crt_reg.ver_total
- * crt_table[index].refresh_rate;
- viafb_set_vclock(clock, set_iga);
+ viafb_load_fetch_count_reg(var->xres, var->bits_per_pixel / 8, iga);
+ if (viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266
+ && viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400)
+ viafb_load_FIFO_reg(iga, var->xres, var->yres);
+ viafb_set_vclock(PICOS2KHZ(var->pixclock) * 1000, iga);
}
void __devinit viafb_init_chip_info(int chip_type)
return polarity;
}
-int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
- struct VideoModeTable *vmode_tbl1, int video_bpp1)
+static void hw_init(void)
{
- int i, j;
- int port;
- u32 devices = viaparinfo->shared->iga1_devices
- | viaparinfo->shared->iga2_devices;
- u8 value, index, mask;
- struct crt_mode_table *crt_timing;
- struct crt_mode_table *crt_timing1 = NULL;
-
- device_screen_off();
- crt_timing = vmode_tbl->crtc;
-
- if (viafb_SAMM_ON == 1) {
- crt_timing1 = vmode_tbl1->crtc;
- }
+ int i;
inb(VIAStatus);
outb(0x00, VIAAR);
break;
}
+ /* probably this should go to the scaling code one day */
viafb_write_regx(scaling_parameters, ARRAY_SIZE(scaling_parameters));
- device_off();
- via_set_state(devices, VIA_STATE_OFF);
/* Fill VPIT Parameters */
/* Write Misc Register */
inb(VIAStatus);
outb(0x20, VIAAR);
+ load_fix_bit_crtc_reg();
+}
+
+int viafb_setmode(int video_bpp, int video_bpp1)
+{
+ int j;
+ int port;
+ u32 devices = viaparinfo->shared->iga1_devices
+ | viaparinfo->shared->iga2_devices;
+ u8 value, index, mask;
+ struct fb_var_screeninfo var2;
+
+ device_screen_off();
+ device_off();
+ via_set_state(devices, VIA_STATE_OFF);
+
+ hw_init();
+
/* Update Patch Register */
if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266
- || viaparinfo->chip_info->gfx_chip_name == UNICHROME_K400)
- && vmode_tbl->crtc[0].crtc.hor_addr == 1024
- && vmode_tbl->crtc[0].crtc.ver_addr == 768) {
+ || viaparinfo->chip_info->gfx_chip_name == UNICHROME_K400)
+ && viafbinfo->var.xres == 1024 && viafbinfo->var.yres == 768) {
for (j = 0; j < res_patch_table[0].table_length; j++) {
index = res_patch_table[0].io_reg_table[j].index;
port = res_patch_table[0].io_reg_table[j].port;
}
}
- load_fix_bit_crtc_reg();
via_set_primary_pitch(viafbinfo->fix.line_length);
via_set_secondary_pitch(viafb_dual_fb ? viafbinfo1->fix.line_length
: viafbinfo->fix.line_length);
/* Clear On Screen */
+ if (viafb_dual_fb) {
+ var2 = viafbinfo1->var;
+ } else if (viafb_SAMM_ON) {
+ viafb_fill_var_timing_info(&var2, viafb_get_best_mode(
+ viafb_second_xres, viafb_second_yres, viafb_refresh1));
+ var2.bits_per_pixel = viafbinfo->var.bits_per_pixel;
+ }
+
/* CRT set mode */
if (viafb_CRT_ON) {
- if (viafb_SAMM_ON &&
- viaparinfo->shared->iga2_devices & VIA_CRT) {
- viafb_fill_crtc_timing(crt_timing1, vmode_tbl1,
- video_bpp1 / 8, IGA2);
- } else {
- viafb_fill_crtc_timing(crt_timing, vmode_tbl,
- video_bpp / 8,
+ if (viaparinfo->shared->iga2_devices & VIA_CRT
+ && viafb_SAMM_ON)
+ viafb_fill_crtc_timing(&var2, IGA2);
+ else
+ viafb_fill_crtc_timing(&viafbinfo->var,
(viaparinfo->shared->iga1_devices & VIA_CRT)
? IGA1 : IGA2);
- }
/* Patch if set_hres is not 8 alignment (1366) to viafb_setmode
to 8 alignment (1368),there is several pixels (2 pixels)
on right side of screen. */
- if (vmode_tbl->crtc[0].crtc.hor_addr % 8) {
+ if (viafbinfo->var.xres % 8) {
viafb_unlock_crt();
viafb_write_reg(CR02, VIACR,
viafb_read_reg(VIACR, CR02) - 1);
}
if (viafb_DVI_ON) {
- if (viafb_SAMM_ON &&
- (viaparinfo->tmds_setting_info->iga_path == IGA2)) {
- viafb_dvi_set_mode(viafb_get_mode
- (viaparinfo->tmds_setting_info->h_active,
- viaparinfo->tmds_setting_info->
- v_active),
- video_bpp1, viaparinfo->
- tmds_setting_info->iga_path);
- } else {
- viafb_dvi_set_mode(viafb_get_mode
- (viaparinfo->tmds_setting_info->h_active,
- viaparinfo->
- tmds_setting_info->v_active),
- video_bpp, viaparinfo->
- tmds_setting_info->iga_path);
- }
+ if (viaparinfo->shared->tmds_setting_info.iga_path == IGA2
+ && viafb_SAMM_ON)
+ viafb_dvi_set_mode(&var2, IGA2);
+ else
+ viafb_dvi_set_mode(&viafbinfo->var,
+ viaparinfo->tmds_setting_info->iga_path);
}
if (viafb_LCD_ON) {
if (viafb_SAMM_ON &&
(viaparinfo->lvds_setting_info->iga_path == IGA2)) {
viaparinfo->lvds_setting_info->bpp = video_bpp1;
- viafb_lcd_set_mode(crt_timing1, viaparinfo->
- lvds_setting_info,
- &viaparinfo->chip_info->lvds_chip_info);
+ viafb_lcd_set_mode(viaparinfo->lvds_setting_info,
+ &viaparinfo->chip_info->lvds_chip_info);
} else {
/* IGA1 doesn't have LCD scaling, so set it center. */
if (viaparinfo->lvds_setting_info->iga_path == IGA1) {
LCD_CENTERING;
}
viaparinfo->lvds_setting_info->bpp = video_bpp;
- viafb_lcd_set_mode(crt_timing, viaparinfo->
- lvds_setting_info,
- &viaparinfo->chip_info->lvds_chip_info);
+ viafb_lcd_set_mode(viaparinfo->lvds_setting_info,
+ &viaparinfo->chip_info->lvds_chip_info);
}
}
if (viafb_LCD2_ON) {
if (viafb_SAMM_ON &&
(viaparinfo->lvds_setting_info2->iga_path == IGA2)) {
viaparinfo->lvds_setting_info2->bpp = video_bpp1;
- viafb_lcd_set_mode(crt_timing1, viaparinfo->
- lvds_setting_info2,
- &viaparinfo->chip_info->lvds_chip_info2);
+ viafb_lcd_set_mode(viaparinfo->lvds_setting_info2,
+ &viaparinfo->chip_info->lvds_chip_info2);
} else {
/* IGA1 doesn't have LCD scaling, so set it center. */
if (viaparinfo->lvds_setting_info2->iga_path == IGA1) {
LCD_CENTERING;
}
viaparinfo->lvds_setting_info2->bpp = video_bpp;
- viafb_lcd_set_mode(crt_timing, viaparinfo->
- lvds_setting_info2,
- &viaparinfo->chip_info->lvds_chip_info2);
+ viafb_lcd_set_mode(viaparinfo->lvds_setting_info2,
+ &viaparinfo->chip_info->lvds_chip_info2);
}
}
/* If set mode normally, save resolution information for hot-plug . */
if (!viafb_hotplug) {
- viafb_hotplug_Xres = vmode_tbl->crtc[0].crtc.hor_addr;
- viafb_hotplug_Yres = vmode_tbl->crtc[0].crtc.ver_addr;
+ viafb_hotplug_Xres = viafbinfo->var.xres;
+ viafb_hotplug_Yres = viafbinfo->var.yres;
viafb_hotplug_bpp = video_bpp;
viafb_hotplug_refresh = viafb_refresh;
return 1;
}
-int viafb_get_pixclock(int hres, int vres, int vmode_refresh)
-{
- int i;
- struct crt_mode_table *best;
- struct VideoModeTable *vmode = viafb_get_mode(hres, vres);
-
- if (!vmode)
- return RES_640X480_60HZ_PIXCLOCK;
-
- best = &vmode->crtc[0];
- for (i = 1; i < vmode->mode_array; i++) {
- if (abs(vmode->crtc[i].refresh_rate - vmode_refresh)
- < abs(best->refresh_rate - vmode_refresh))
- best = &vmode->crtc[i];
- }
-
- return 1000000000 / (best->crtc.hor_total * best->crtc.ver_total)
- * 1000 / best->refresh_rate;
-}
-
int viafb_get_refresh(int hres, int vres, u32 long_refresh)
{
- int i;
struct crt_mode_table *best;
- struct VideoModeTable *vmode = viafb_get_mode(hres, vres);
- if (!vmode)
+ best = viafb_get_best_mode(hres, vres, long_refresh);
+ if (!best)
return 60;
- best = &vmode->crtc[0];
- for (i = 1; i < vmode->mode_array; i++) {
- if (abs(vmode->crtc[i].refresh_rate - long_refresh)
- < abs(best->refresh_rate - long_refresh))
- best = &vmode->crtc[i];
- }
-
if (abs(best->refresh_rate - long_refresh) > 3) {
if (hres == 1200 && vres == 900)
return 49; /* OLPC DCON only supports 50 Hz */
}
/*According var's xres, yres fill var's other timing information*/
-void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
- struct VideoModeTable *vmode_tbl)
+void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
+ struct crt_mode_table *mode)
{
- struct crt_mode_table *crt_timing = NULL;
struct display_timing crt_reg;
- int i = 0, index = 0;
- crt_timing = vmode_tbl->crtc;
- for (i = 0; i < vmode_tbl->mode_array; i++) {
- index = i;
- if (crt_timing[i].refresh_rate == refresh)
- break;
- }
- crt_reg = crt_timing[index].crtc;
- var->pixclock = viafb_get_pixclock(var->xres, var->yres, refresh);
+ crt_reg = mode->crtc;
+ var->pixclock = 1000000000 / (crt_reg.hor_total * crt_reg.ver_total)
+ * 1000 / mode->refresh_rate;
var->left_margin =
crt_reg.hor_total - (crt_reg.hor_sync_start + crt_reg.hor_sync_end);
var->right_margin = crt_reg.hor_sync_start - crt_reg.hor_addr;
var->lower_margin = crt_reg.ver_sync_start - crt_reg.ver_addr;
var->vsync_len = crt_reg.ver_sync_end;
var->sync = 0;
- if (crt_timing[index].h_sync_polarity == POSITIVE)
+ if (mode->h_sync_polarity == POSITIVE)
var->sync |= FB_SYNC_HOR_HIGH_ACT;
- if (crt_timing[index].v_sync_polarity == POSITIVE)
+ if (mode->v_sync_polarity == POSITIVE)
var->sync |= FB_SYNC_VERT_HIGH_ACT;
}
#define VIA_HSYNC_NEGATIVE 0x01
#define VIA_VSYNC_NEGATIVE 0x02
-/***************************************************
-* Definition IGA1 Design Method of CRTC Registers *
-****************************************************/
-#define IGA1_HOR_TOTAL_FORMULA(x) (((x)/8)-5)
-#define IGA1_HOR_ADDR_FORMULA(x) (((x)/8)-1)
-#define IGA1_HOR_BLANK_START_FORMULA(x) (((x)/8)-1)
-#define IGA1_HOR_BLANK_END_FORMULA(x, y) (((x+y)/8)-1)
-#define IGA1_HOR_SYNC_START_FORMULA(x) ((x)/8)
-#define IGA1_HOR_SYNC_END_FORMULA(x, y) ((x+y)/8)
-
-#define IGA1_VER_TOTAL_FORMULA(x) ((x)-2)
-#define IGA1_VER_ADDR_FORMULA(x) ((x)-1)
-#define IGA1_VER_BLANK_START_FORMULA(x) ((x)-1)
-#define IGA1_VER_BLANK_END_FORMULA(x, y) ((x+y)-1)
-#define IGA1_VER_SYNC_START_FORMULA(x) ((x)-1)
-#define IGA1_VER_SYNC_END_FORMULA(x, y) ((x+y)-1)
-
-/***************************************************
-** Definition IGA2 Design Method of CRTC Registers *
-****************************************************/
-#define IGA2_HOR_TOTAL_FORMULA(x) ((x)-1)
-#define IGA2_HOR_ADDR_FORMULA(x) ((x)-1)
-#define IGA2_HOR_BLANK_START_FORMULA(x) ((x)-1)
-#define IGA2_HOR_BLANK_END_FORMULA(x, y) ((x+y)-1)
-#define IGA2_HOR_SYNC_START_FORMULA(x) ((x)-1)
-#define IGA2_HOR_SYNC_END_FORMULA(x, y) ((x+y)-1)
-
-#define IGA2_VER_TOTAL_FORMULA(x) ((x)-1)
-#define IGA2_VER_ADDR_FORMULA(x) ((x)-1)
-#define IGA2_VER_BLANK_START_FORMULA(x) ((x)-1)
-#define IGA2_VER_BLANK_END_FORMULA(x, y) ((x+y)-1)
-#define IGA2_VER_SYNC_START_FORMULA(x) ((x)-1)
-#define IGA2_VER_SYNC_END_FORMULA(x, y) ((x+y)-1)
-
/**********************************************************/
/* Definition IGA2 Design Method of CRTC Shadow Registers */
/**********************************************************/
#define IGA2_VER_SYNC_START_SHADOW_FORMULA(x) (x)
#define IGA2_VER_SYNC_END_SHADOW_FORMULA(x, y) (x+y)
-/* Define Register Number for IGA1 CRTC Timing */
-
-/* location: {CR00,0,7},{CR36,3,3} */
-#define IGA1_HOR_TOTAL_REG_NUM 2
-/* location: {CR01,0,7} */
-#define IGA1_HOR_ADDR_REG_NUM 1
-/* location: {CR02,0,7} */
-#define IGA1_HOR_BLANK_START_REG_NUM 1
-/* location: {CR03,0,4},{CR05,7,7},{CR33,5,5} */
-#define IGA1_HOR_BLANK_END_REG_NUM 3
-/* location: {CR04,0,7},{CR33,4,4} */
-#define IGA1_HOR_SYNC_START_REG_NUM 2
-/* location: {CR05,0,4} */
-#define IGA1_HOR_SYNC_END_REG_NUM 1
-/* location: {CR06,0,7},{CR07,0,0},{CR07,5,5},{CR35,0,0} */
-#define IGA1_VER_TOTAL_REG_NUM 4
-/* location: {CR12,0,7},{CR07,1,1},{CR07,6,6},{CR35,2,2} */
-#define IGA1_VER_ADDR_REG_NUM 4
-/* location: {CR15,0,7},{CR07,3,3},{CR09,5,5},{CR35,3,3} */
-#define IGA1_VER_BLANK_START_REG_NUM 4
-/* location: {CR16,0,7} */
-#define IGA1_VER_BLANK_END_REG_NUM 1
-/* location: {CR10,0,7},{CR07,2,2},{CR07,7,7},{CR35,1,1} */
-#define IGA1_VER_SYNC_START_REG_NUM 4
-/* location: {CR11,0,3} */
-#define IGA1_VER_SYNC_END_REG_NUM 1
-
/* Define Register Number for IGA2 Shadow CRTC Timing */
/* location: {CR6D,0,7},{CR71,3,3} */
/* location: {CR76,0,3} */
#define IGA2_SHADOW_VER_SYNC_END_REG_NUM 1
-/* Define Register Number for IGA2 CRTC Timing */
-
-/* location: {CR50,0,7},{CR55,0,3} */
-#define IGA2_HOR_TOTAL_REG_NUM 2
-/* location: {CR51,0,7},{CR55,4,6} */
-#define IGA2_HOR_ADDR_REG_NUM 2
-/* location: {CR52,0,7},{CR54,0,2} */
-#define IGA2_HOR_BLANK_START_REG_NUM 2
-/* location: CLE266: {CR53,0,7},{CR54,3,5} => CLE266's CR5D[6]
-is reserved, so it may have problem to set 1600x1200 on IGA2. */
-/* Others: {CR53,0,7},{CR54,3,5},{CR5D,6,6} */
-#define IGA2_HOR_BLANK_END_REG_NUM 3
-/* location: {CR56,0,7},{CR54,6,7},{CR5C,7,7} */
-/* VT3314 and Later: {CR56,0,7},{CR54,6,7},{CR5C,7,7}, {CR5D,7,7} */
-#define IGA2_HOR_SYNC_START_REG_NUM 4
-
-/* location: {CR57,0,7},{CR5C,6,6} */
-#define IGA2_HOR_SYNC_END_REG_NUM 2
-/* location: {CR58,0,7},{CR5D,0,2} */
-#define IGA2_VER_TOTAL_REG_NUM 2
-/* location: {CR59,0,7},{CR5D,3,5} */
-#define IGA2_VER_ADDR_REG_NUM 2
-/* location: {CR5A,0,7},{CR5C,0,2} */
-#define IGA2_VER_BLANK_START_REG_NUM 2
-/* location: {CR5E,0,7},{CR5C,3,5} */
-#define IGA2_VER_BLANK_END_REG_NUM 2
-/* location: {CR5E,0,7},{CR5F,5,7} */
-#define IGA2_VER_SYNC_START_REG_NUM 2
-/* location: {CR5F,0,4} */
-#define IGA2_VER_SYNC_END_REG_NUM 1
-
/* Define Fetch Count Register*/
/* location: {SR1C,0,7},{SR1D,0,1} */
/* location: {CR78,0,7},{CR79,6,7} */
#define LCD_VER_SCALING_FACTOR_REG_NUM_CLE 2
-/************************************************
- ***** Define IGA1 Display Timing *****
- ************************************************/
struct io_register {
u8 io_addr;
u8 start_bit;
u8 end_bit;
};
-/* IGA1 Horizontal Total */
-struct iga1_hor_total {
- int reg_num;
- struct io_register reg[IGA1_HOR_TOTAL_REG_NUM];
-};
-
-/* IGA1 Horizontal Addressable Video */
-struct iga1_hor_addr {
- int reg_num;
- struct io_register reg[IGA1_HOR_ADDR_REG_NUM];
-};
-
-/* IGA1 Horizontal Blank Start */
-struct iga1_hor_blank_start {
- int reg_num;
- struct io_register reg[IGA1_HOR_BLANK_START_REG_NUM];
-};
-
-/* IGA1 Horizontal Blank End */
-struct iga1_hor_blank_end {
- int reg_num;
- struct io_register reg[IGA1_HOR_BLANK_END_REG_NUM];
-};
-
-/* IGA1 Horizontal Sync Start */
-struct iga1_hor_sync_start {
- int reg_num;
- struct io_register reg[IGA1_HOR_SYNC_START_REG_NUM];
-};
-
-/* IGA1 Horizontal Sync End */
-struct iga1_hor_sync_end {
- int reg_num;
- struct io_register reg[IGA1_HOR_SYNC_END_REG_NUM];
-};
-
-/* IGA1 Vertical Total */
-struct iga1_ver_total {
- int reg_num;
- struct io_register reg[IGA1_VER_TOTAL_REG_NUM];
-};
-
-/* IGA1 Vertical Addressable Video */
-struct iga1_ver_addr {
- int reg_num;
- struct io_register reg[IGA1_VER_ADDR_REG_NUM];
-};
-
-/* IGA1 Vertical Blank Start */
-struct iga1_ver_blank_start {
- int reg_num;
- struct io_register reg[IGA1_VER_BLANK_START_REG_NUM];
-};
-
-/* IGA1 Vertical Blank End */
-struct iga1_ver_blank_end {
- int reg_num;
- struct io_register reg[IGA1_VER_BLANK_END_REG_NUM];
-};
-
-/* IGA1 Vertical Sync Start */
-struct iga1_ver_sync_start {
- int reg_num;
- struct io_register reg[IGA1_VER_SYNC_START_REG_NUM];
-};
-
-/* IGA1 Vertical Sync End */
-struct iga1_ver_sync_end {
- int reg_num;
- struct io_register reg[IGA1_VER_SYNC_END_REG_NUM];
-};
-
/*****************************************************
** Define IGA2 Shadow Display Timing ****
*****************************************************/
struct io_register reg[IGA2_SHADOW_VER_SYNC_END_REG_NUM];
};
-/*****************************************************
-** Define IGA2 Display Timing ****
-******************************************************/
-
-/* IGA2 Horizontal Total */
-struct iga2_hor_total {
- int reg_num;
- struct io_register reg[IGA2_HOR_TOTAL_REG_NUM];
-};
-
-/* IGA2 Horizontal Addressable Video */
-struct iga2_hor_addr {
- int reg_num;
- struct io_register reg[IGA2_HOR_ADDR_REG_NUM];
-};
-
-/* IGA2 Horizontal Blank Start */
-struct iga2_hor_blank_start {
- int reg_num;
- struct io_register reg[IGA2_HOR_BLANK_START_REG_NUM];
-};
-
-/* IGA2 Horizontal Blank End */
-struct iga2_hor_blank_end {
- int reg_num;
- struct io_register reg[IGA2_HOR_BLANK_END_REG_NUM];
-};
-
-/* IGA2 Horizontal Sync Start */
-struct iga2_hor_sync_start {
- int reg_num;
- struct io_register reg[IGA2_HOR_SYNC_START_REG_NUM];
-};
-
-/* IGA2 Horizontal Sync End */
-struct iga2_hor_sync_end {
- int reg_num;
- struct io_register reg[IGA2_HOR_SYNC_END_REG_NUM];
-};
-
-/* IGA2 Vertical Total */
-struct iga2_ver_total {
- int reg_num;
- struct io_register reg[IGA2_VER_TOTAL_REG_NUM];
-};
-
-/* IGA2 Vertical Addressable Video */
-struct iga2_ver_addr {
- int reg_num;
- struct io_register reg[IGA2_VER_ADDR_REG_NUM];
-};
-
-/* IGA2 Vertical Blank Start */
-struct iga2_ver_blank_start {
- int reg_num;
- struct io_register reg[IGA2_VER_BLANK_START_REG_NUM];
-};
-
-/* IGA2 Vertical Blank End */
-struct iga2_ver_blank_end {
- int reg_num;
- struct io_register reg[IGA2_VER_BLANK_END_REG_NUM];
-};
-
-/* IGA2 Vertical Sync Start */
-struct iga2_ver_sync_start {
- int reg_num;
- struct io_register reg[IGA2_VER_SYNC_START_REG_NUM];
-};
-
-/* IGA2 Vertical Sync End */
-struct iga2_ver_sync_end {
- int reg_num;
- struct io_register reg[IGA2_VER_SYNC_END_REG_NUM];
-};
-
/* IGA1 Fetch Count Register */
struct iga1_fetch_count {
int reg_num;
iga2_display_queue_expire_num_reg;
};
-struct iga1_crtc_timing {
- struct iga1_hor_total hor_total;
- struct iga1_hor_addr hor_addr;
- struct iga1_hor_blank_start hor_blank_start;
- struct iga1_hor_blank_end hor_blank_end;
- struct iga1_hor_sync_start hor_sync_start;
- struct iga1_hor_sync_end hor_sync_end;
- struct iga1_ver_total ver_total;
- struct iga1_ver_addr ver_addr;
- struct iga1_ver_blank_start ver_blank_start;
- struct iga1_ver_blank_end ver_blank_end;
- struct iga1_ver_sync_start ver_sync_start;
- struct iga1_ver_sync_end ver_sync_end;
-};
-
struct iga2_shadow_crtc_timing {
struct iga2_shadow_hor_total hor_total_shadow;
struct iga2_shadow_hor_blank_end hor_blank_end_shadow;
struct iga2_shadow_ver_sync_end ver_sync_end_shadow;
};
-struct iga2_crtc_timing {
- struct iga2_hor_total hor_total;
- struct iga2_hor_addr hor_addr;
- struct iga2_hor_blank_start hor_blank_start;
- struct iga2_hor_blank_end hor_blank_end;
- struct iga2_hor_sync_start hor_sync_start;
- struct iga2_hor_sync_end hor_sync_end;
- struct iga2_ver_total ver_total;
- struct iga2_ver_addr ver_addr;
- struct iga2_ver_blank_start ver_blank_start;
- struct iga2_ver_blank_end ver_blank_end;
- struct iga2_ver_sync_start ver_sync_start;
- struct iga2_ver_sync_end ver_sync_end;
-};
-
/* device ID */
#define CLE266_FUNCTION3 0x3123
#define KM400_FUNCTION3 0x3205
extern int viafb_DVI_ON;
extern int viafb_hotplug;
-void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
- struct VideoModeTable *video_mode, int bpp_byte, int set_iga);
-
+void viafb_fill_crtc_timing(const struct fb_var_screeninfo *var, int iga);
void viafb_set_vclock(u32 CLK, int set_iga);
void viafb_load_reg(int timing_value, int viafb_load_reg_num,
struct io_register *reg,
void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
*p_gfx_dpa_setting);
-int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
- struct VideoModeTable *vmode_tbl1, int video_bpp1);
-void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
- struct VideoModeTable *vmode_tbl);
+int viafb_setmode(int video_bpp, int video_bpp1);
+void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
+ struct crt_mode_table *mode);
void __devinit viafb_init_chip_info(int chip_type);
void __devinit viafb_init_dac(int set_iga);
-int viafb_get_pixclock(int hres, int vres, int vmode_refresh);
int viafb_get_refresh(int hres, int vres, u32 float_refresh);
void viafb_update_device_setting(int hres, int vres, int bpp, int flag);
}
/* LCD Set Mode */
-void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
- struct lvds_setting_information *plvds_setting_info,
- struct lvds_chip_information *plvds_chip_info)
+void viafb_lcd_set_mode(struct lvds_setting_information *plvds_setting_info,
+ struct lvds_chip_information *plvds_chip_info)
{
int set_iga = plvds_setting_info->iga_path;
int mode_bpp = plvds_setting_info->bpp;
int panel_hres = plvds_setting_info->lcd_panel_hres;
int panel_vres = plvds_setting_info->lcd_panel_vres;
u32 clock;
- struct display_timing mode_crt_reg, panel_crt_reg;
- struct crt_mode_table *panel_crt_table = NULL;
- struct VideoModeTable *vmode_tbl = viafb_get_mode(panel_hres,
- panel_vres);
+ struct display_timing mode_crt_reg, panel_crt_reg, timing;
+ struct crt_mode_table *mode_crt_table, *panel_crt_table;
DEBUG_MSG(KERN_INFO "viafb_lcd_set_mode!!\n");
/* Get mode table */
+ mode_crt_table = viafb_get_best_mode(set_hres, set_vres, 60);
mode_crt_reg = mode_crt_table->crtc;
/* Get panel table Pointer */
- panel_crt_table = vmode_tbl->crtc;
+ panel_crt_table = viafb_get_best_mode(panel_hres, panel_vres, 60);
panel_crt_reg = panel_crt_table->crtc;
DEBUG_MSG(KERN_INFO "bellow viafb_lcd_set_mode!!\n");
if (VT1636_LVDS == plvds_chip_info->lvds_chip_name)
clock = panel_crt_reg.hor_total * panel_crt_reg.ver_total
* panel_crt_table->refresh_rate;
plvds_setting_info->vclk = clock;
- if (set_iga == IGA1) {
- /* IGA1 doesn't have LCD scaling, so set it as centering. */
- viafb_load_crtc_timing(lcd_centering_timging
- (mode_crt_reg, panel_crt_reg), IGA1);
+
+ if (set_iga == IGA2 && (set_hres < panel_hres || set_vres < panel_vres)
+ && plvds_setting_info->display_method == LCD_EXPANDSION) {
+ timing = panel_crt_reg;
+ load_lcd_scaling(set_hres, set_vres, panel_hres, panel_vres);
} else {
- /* Expansion */
- if (plvds_setting_info->display_method == LCD_EXPANDSION
- && (set_hres < panel_hres || set_vres < panel_vres)) {
- /* expansion timing IGA2 loaded panel set timing*/
- viafb_load_crtc_timing(panel_crt_reg, IGA2);
- DEBUG_MSG(KERN_INFO "viafb_load_crtc_timing!!\n");
- load_lcd_scaling(set_hres, set_vres, panel_hres,
- panel_vres);
- DEBUG_MSG(KERN_INFO "load_lcd_scaling!!\n");
- } else { /* Centering */
- /* centering timing IGA2 always loaded panel
- and mode releative timing */
- viafb_load_crtc_timing(lcd_centering_timging
- (mode_crt_reg, panel_crt_reg), IGA2);
- viafb_write_reg_mask(CR79, VIACR, 0x00,
+ timing = lcd_centering_timging(mode_crt_reg, panel_crt_reg);
+ if (set_iga == IGA2)
+ /* disable scaling */
+ via_write_reg_mask(VIACR, 0x79, 0x00,
BIT0 + BIT1 + BIT2);
- /* LCD scaling disabled */
- }
}
+ timing.hor_blank_end += timing.hor_blank_start;
+ timing.hor_sync_end += timing.hor_sync_start;
+ timing.ver_blank_end += timing.ver_blank_start;
+ timing.ver_sync_end += timing.ver_sync_start;
+ if (set_iga == IGA1)
+ via_set_primary_timing(&timing);
+ else if (set_iga == IGA2)
+ via_set_secondary_timing(&timing);
+
/* Fetch count for IGA2 only */
viafb_load_fetch_count_reg(set_hres, mode_bpp / 8, set_iga);
*plvds_chip_info,
struct lvds_setting_information
*plvds_setting_info);
-void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
- struct lvds_setting_information *plvds_setting_info,
- struct lvds_chip_information *plvds_chip_info);
+void viafb_lcd_set_mode(struct lvds_setting_information *plvds_setting_info,
+ struct lvds_chip_information *plvds_chip_info);
bool __devinit viafb_lvds_trasmitter_identify(void);
void viafb_init_lvds_output_interface(struct lvds_chip_information
*plvds_chip_info,
struct lvds_setting_information
*plvds_setting_info);
bool viafb_lcd_get_mobile_state(bool *mobile);
-void viafb_load_crtc_timing(struct display_timing device_timing,
- int set_iga);
#endif /* __LCD_H__ */
#ifndef __SHARE_H__
#define __SHARE_H__
+#include "via_modesetting.h"
+
/* Define Bit Field */
#define BIT0 0x01
#define BIT1 0x02
#define V_SYNC_SATRT_SHADOW_INDEX 18
#define V_SYNC_END_SHADOW_INDEX 19
-/* Definition Video Mode Pixel Clock (picoseconds)
-*/
-#define RES_640X480_60HZ_PIXCLOCK 39722
-
/* LCD display method
*/
#define LCD_EXPANDSION 0x00
#define LCD_OPENLDI 0x00
#define LCD_SPWG 0x01
-/* Define display timing
-*/
-struct display_timing {
- u16 hor_total;
- u16 hor_addr;
- u16 hor_blank_start;
- u16 hor_blank_end;
- u16 hor_sync_start;
- u16 hor_sync_end;
- u16 ver_total;
- u16 ver_addr;
- u16 ver_blank_start;
- u16 ver_blank_end;
- u16 ver_sync_start;
- u16 ver_sync_end;
-};
-
struct crt_mode_table {
int refresh_rate;
int h_sync_polarity;
* The OLPC XO-1.5 puts the camera power and reset lines onto
* GPIO 2C.
*/
-static const struct via_port_cfg olpc_adap_configs[] = {
+static struct via_port_cfg olpc_adap_configs[] = {
[VIA_PORT_26] = { VIA_PORT_I2C, VIA_MODE_I2C, VIASR, 0x26 },
[VIA_PORT_31] = { VIA_PORT_I2C, VIA_MODE_I2C, VIASR, 0x31 },
[VIA_PORT_25] = { VIA_PORT_GPIO, VIA_MODE_GPIO, VIASR, 0x25 },
#include "share.h"
#include "debug.h"
+
+void via_set_primary_timing(const struct display_timing *timing)
+{
+ struct display_timing raw;
+
+ raw.hor_total = timing->hor_total / 8 - 5;
+ raw.hor_addr = timing->hor_addr / 8 - 1;
+ raw.hor_blank_start = timing->hor_blank_start / 8 - 1;
+ raw.hor_blank_end = timing->hor_blank_end / 8 - 1;
+ raw.hor_sync_start = timing->hor_sync_start / 8;
+ raw.hor_sync_end = timing->hor_sync_end / 8;
+ raw.ver_total = timing->ver_total - 2;
+ raw.ver_addr = timing->ver_addr - 1;
+ raw.ver_blank_start = timing->ver_blank_start - 1;
+ raw.ver_blank_end = timing->ver_blank_end - 1;
+ raw.ver_sync_start = timing->ver_sync_start - 1;
+ raw.ver_sync_end = timing->ver_sync_end - 1;
+
+ /* unlock timing registers */
+ via_write_reg_mask(VIACR, 0x11, 0x00, 0x80);
+
+ via_write_reg(VIACR, 0x00, raw.hor_total & 0xFF);
+ via_write_reg(VIACR, 0x01, raw.hor_addr & 0xFF);
+ via_write_reg(VIACR, 0x02, raw.hor_blank_start & 0xFF);
+ via_write_reg_mask(VIACR, 0x03, raw.hor_blank_end & 0x1F, 0x1F);
+ via_write_reg(VIACR, 0x04, raw.hor_sync_start & 0xFF);
+ via_write_reg_mask(VIACR, 0x05, (raw.hor_sync_end & 0x1F)
+ | (raw.hor_blank_end << (7 - 5) & 0x80), 0x9F);
+ via_write_reg(VIACR, 0x06, raw.ver_total & 0xFF);
+ via_write_reg_mask(VIACR, 0x07, (raw.ver_total >> 8 & 0x01)
+ | (raw.ver_addr >> (8 - 1) & 0x02)
+ | (raw.ver_sync_start >> (8 - 2) & 0x04)
+ | (raw.ver_blank_start >> (8 - 3) & 0x08)
+ | (raw.ver_total >> (9 - 5) & 0x20)
+ | (raw.ver_addr >> (9 - 6) & 0x40)
+ | (raw.ver_sync_start >> (9 - 7) & 0x80), 0xEF);
+ via_write_reg_mask(VIACR, 0x09, raw.ver_blank_start >> (9 - 5) & 0x20,
+ 0x20);
+ via_write_reg(VIACR, 0x10, raw.ver_sync_start & 0xFF);
+ via_write_reg_mask(VIACR, 0x11, raw.ver_sync_end & 0x0F, 0x0F);
+ via_write_reg(VIACR, 0x12, raw.ver_addr & 0xFF);
+ via_write_reg(VIACR, 0x15, raw.ver_blank_start & 0xFF);
+ via_write_reg(VIACR, 0x16, raw.ver_blank_end & 0xFF);
+ via_write_reg_mask(VIACR, 0x33, (raw.hor_sync_start >> (8 - 4) & 0x10)
+ | (raw.hor_blank_end >> (6 - 5) & 0x20), 0x30);
+ via_write_reg_mask(VIACR, 0x35, (raw.ver_total >> 10 & 0x01)
+ | (raw.ver_sync_start >> (10 - 1) & 0x02)
+ | (raw.ver_addr >> (10 - 2) & 0x04)
+ | (raw.ver_blank_start >> (10 - 3) & 0x08), 0x0F);
+ via_write_reg_mask(VIACR, 0x36, raw.hor_total >> (8 - 3) & 0x08, 0x08);
+
+ /* lock timing registers */
+ via_write_reg_mask(VIACR, 0x11, 0x80, 0x80);
+
+ /* reset timing control */
+ via_write_reg_mask(VIACR, 0x17, 0x00, 0x80);
+ via_write_reg_mask(VIACR, 0x17, 0x80, 0x80);
+}
+
+void via_set_secondary_timing(const struct display_timing *timing)
+{
+ struct display_timing raw;
+
+ raw.hor_total = timing->hor_total - 1;
+ raw.hor_addr = timing->hor_addr - 1;
+ raw.hor_blank_start = timing->hor_blank_start - 1;
+ raw.hor_blank_end = timing->hor_blank_end - 1;
+ raw.hor_sync_start = timing->hor_sync_start - 1;
+ raw.hor_sync_end = timing->hor_sync_end - 1;
+ raw.ver_total = timing->ver_total - 1;
+ raw.ver_addr = timing->ver_addr - 1;
+ raw.ver_blank_start = timing->ver_blank_start - 1;
+ raw.ver_blank_end = timing->ver_blank_end - 1;
+ raw.ver_sync_start = timing->ver_sync_start - 1;
+ raw.ver_sync_end = timing->ver_sync_end - 1;
+
+ via_write_reg(VIACR, 0x50, raw.hor_total & 0xFF);
+ via_write_reg(VIACR, 0x51, raw.hor_addr & 0xFF);
+ via_write_reg(VIACR, 0x52, raw.hor_blank_start & 0xFF);
+ via_write_reg(VIACR, 0x53, raw.hor_blank_end & 0xFF);
+ via_write_reg(VIACR, 0x54, (raw.hor_blank_start >> 8 & 0x07)
+ | (raw.hor_blank_end >> (8 - 3) & 0x38)
+ | (raw.hor_sync_start >> (8 - 6) & 0xC0));
+ via_write_reg_mask(VIACR, 0x55, (raw.hor_total >> 8 & 0x0F)
+ | (raw.hor_addr >> (8 - 4) & 0x70), 0x7F);
+ via_write_reg(VIACR, 0x56, raw.hor_sync_start & 0xFF);
+ via_write_reg(VIACR, 0x57, raw.hor_sync_end & 0xFF);
+ via_write_reg(VIACR, 0x58, raw.ver_total & 0xFF);
+ via_write_reg(VIACR, 0x59, raw.ver_addr & 0xFF);
+ via_write_reg(VIACR, 0x5A, raw.ver_blank_start & 0xFF);
+ via_write_reg(VIACR, 0x5B, raw.ver_blank_end & 0xFF);
+ via_write_reg(VIACR, 0x5C, (raw.ver_blank_start >> 8 & 0x07)
+ | (raw.ver_blank_end >> (8 - 3) & 0x38)
+ | (raw.hor_sync_end >> (8 - 6) & 0x40)
+ | (raw.hor_sync_start >> (10 - 7) & 0x80));
+ via_write_reg(VIACR, 0x5D, (raw.ver_total >> 8 & 0x07)
+ | (raw.ver_addr >> (8 - 3) & 0x38)
+ | (raw.hor_blank_end >> (11 - 6) & 0x40)
+ | (raw.hor_sync_start >> (11 - 7) & 0x80));
+ via_write_reg(VIACR, 0x5E, raw.ver_sync_start & 0xFF);
+ via_write_reg(VIACR, 0x5F, (raw.ver_sync_end & 0x1F)
+ | (raw.ver_sync_start >> (8 - 5) & 0xE0));
+}
+
void via_set_primary_address(u32 addr)
{
DEBUG_MSG(KERN_DEBUG "via_set_primary_address(0x%08X)\n", addr);
#include <linux/types.h>
+
+#define VIA_PITCH_SIZE (1<<3)
+#define VIA_PITCH_MAX 0x3FF8
+
+
+struct display_timing {
+ u16 hor_total;
+ u16 hor_addr;
+ u16 hor_blank_start;
+ u16 hor_blank_end;
+ u16 hor_sync_start;
+ u16 hor_sync_end;
+ u16 ver_total;
+ u16 ver_addr;
+ u16 ver_blank_start;
+ u16 ver_blank_end;
+ u16 ver_sync_start;
+ u16 ver_sync_end;
+};
+
+
+void via_set_primary_timing(const struct display_timing *timing);
+void via_set_secondary_timing(const struct display_timing *timing);
void via_set_primary_address(u32 addr);
void via_set_secondary_address(u32 addr);
void via_set_primary_pitch(u32 pitch);
static int viafb_bpp = 32;
static int viafb_bpp1 = 32;
-static unsigned int viafb_second_xres = 640;
-static unsigned int viafb_second_yres = 480;
static unsigned int viafb_second_offset;
static int viafb_second_size;
info->fix.visual =
bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
- info->fix.line_length = (info->var.xres_virtual * bpp / 8 + 7) & ~7;
+ info->fix.line_length = ALIGN(info->var.xres_virtual * bpp / 8,
+ VIA_PITCH_SIZE);
}
static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
struct fb_info *info)
{
int depth, refresh;
- struct VideoModeTable *vmode_entry;
struct viafb_par *ppar = info->par;
u32 line;
if (var->vmode & FB_VMODE_INTERLACED || var->vmode & FB_VMODE_DOUBLE)
return -EINVAL;
- vmode_entry = viafb_get_mode(var->xres, var->yres);
- if (!vmode_entry) {
+ /* the refresh rate is not important here, as we only want to know
+ * whether the resolution exists
+ */
+ if (!viafb_get_best_mode(var->xres, var->yres, 60)) {
DEBUG_MSG(KERN_INFO
"viafb: Mode %dx%dx%d not supported!!\n",
var->xres, var->yres, var->bits_per_pixel);
depth = 24;
viafb_fill_var_color_info(var, depth);
- line = (var->xres_virtual * var->bits_per_pixel / 8 + 7) & ~7;
- if (line * var->yres_virtual > ppar->memsize)
+ if (var->xres_virtual < var->xres)
+ var->xres_virtual = var->xres;
+
+ line = ALIGN(var->xres_virtual * var->bits_per_pixel / 8,
+ VIA_PITCH_SIZE);
+ if (line > VIA_PITCH_MAX || line * var->yres_virtual > ppar->memsize)
return -EINVAL;
/* Based on var passed in to calculate the refresh,
get_var_refresh(var));
/* Adjust var according to our driver's own table */
- viafb_fill_var_timing_info(var, refresh, vmode_entry);
+ viafb_fill_var_timing_info(var,
+ viafb_get_best_mode(var->xres, var->yres, refresh));
if (var->accel_flags & FB_ACCELF_TEXT &&
!ppar->shared->vdev->engine_mmio)
var->accel_flags = 0;
static int viafb_set_par(struct fb_info *info)
{
struct viafb_par *viapar = info->par;
- struct VideoModeTable *vmode_entry, *vmode_entry1 = NULL;
int refresh;
DEBUG_MSG(KERN_INFO "viafb_set_par!\n");
viafb_update_device_setting(viafbinfo->var.xres, viafbinfo->var.yres,
viafbinfo->var.bits_per_pixel, 0);
- vmode_entry = viafb_get_mode(viafbinfo->var.xres, viafbinfo->var.yres);
if (viafb_dual_fb) {
- vmode_entry1 = viafb_get_mode(viafbinfo1->var.xres,
- viafbinfo1->var.yres);
viafb_update_device_setting(viafbinfo1->var.xres,
viafbinfo1->var.yres, viafbinfo1->var.bits_per_pixel,
1);
DEBUG_MSG(KERN_INFO
"viafb_second_xres = %d, viafb_second_yres = %d, bpp = %d\n",
viafb_second_xres, viafb_second_yres, viafb_bpp1);
- vmode_entry1 = viafb_get_mode(viafb_second_xres,
- viafb_second_yres);
viafb_update_device_setting(viafb_second_xres,
viafb_second_yres, viafb_bpp1, 1);
refresh = viafb_get_refresh(info->var.xres, info->var.yres,
get_var_refresh(&info->var));
- if (vmode_entry) {
+ if (viafb_get_best_mode(viafbinfo->var.xres, viafbinfo->var.yres,
+ refresh)) {
if (viafb_dual_fb && viapar->iga_path == IGA2) {
viafb_bpp1 = info->var.bits_per_pixel;
viafb_refresh1 = refresh;
info->flags &= ~FBINFO_HWACCEL_DISABLED;
else
info->flags |= FBINFO_HWACCEL_DISABLED;
- viafb_setmode(vmode_entry, info->var.bits_per_pixel,
- vmode_entry1, viafb_bpp1);
+ viafb_setmode(info->var.bits_per_pixel, viafb_bpp1);
viafb_pan_display(&info->var, info);
}
struct fb_info *info)
{
struct viafb_par *viapar = info->par;
- u32 vram_addr = (var->yoffset * var->xres_virtual + var->xoffset)
- * (var->bits_per_pixel / 8) + viapar->vram_addr;
+ u32 vram_addr = viapar->vram_addr
+ + var->yoffset * info->fix.line_length
+ + var->xoffset * info->var.bits_per_pixel / 8;
DEBUG_MSG(KERN_DEBUG "viafb_pan_display, address = %d\n", vram_addr);
if (!viafb_dual_fb) {
int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
{
u32 default_xres, default_yres;
- struct VideoModeTable *vmode_entry;
struct fb_var_screeninfo default_var;
int rc;
u32 viafb_par_length;
}
parse_mode(viafb_mode, &default_xres, &default_yres);
- vmode_entry = viafb_get_mode(default_xres, default_yres);
if (viafb_SAMM_ON == 1)
parse_mode(viafb_mode1, &viafb_second_xres,
&viafb_second_yres);
default_var.xres_virtual = default_xres;
default_var.yres_virtual = default_yres;
default_var.bits_per_pixel = viafb_bpp;
- viafb_fill_var_timing_info(&default_var, viafb_get_refresh(
- default_var.xres, default_var.yres, viafb_refresh),
- viafb_get_mode(default_var.xres, default_var.yres));
+ viafb_fill_var_timing_info(&default_var, viafb_get_best_mode(
+ default_var.xres, default_var.yres, viafb_refresh));
viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo);
viafbinfo->var = default_var;
default_var.xres_virtual = viafb_second_xres;
default_var.yres_virtual = viafb_second_yres;
default_var.bits_per_pixel = viafb_bpp1;
- viafb_fill_var_timing_info(&default_var, viafb_get_refresh(
- default_var.xres, default_var.yres, viafb_refresh1),
- viafb_get_mode(default_var.xres, default_var.yres));
+ viafb_fill_var_timing_info(&default_var, viafb_get_best_mode(
+ default_var.xres, default_var.yres, viafb_refresh1));
viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1);
viafb_check_var(&default_var, viafbinfo1);
return r;
#endif
if (parse_mode(viafb_mode, &dummy_x, &dummy_y)
- || !viafb_get_mode(dummy_x, dummy_y)
+ || !viafb_get_best_mode(dummy_x, dummy_y, viafb_refresh)
|| parse_mode(viafb_mode1, &dummy_x, &dummy_y)
- || !viafb_get_mode(dummy_x, dummy_y)
+ || !viafb_get_best_mode(dummy_x, dummy_y, viafb_refresh1)
|| viafb_bpp < 0 || viafb_bpp > 32
|| viafb_bpp1 < 0 || viafb_bpp1 > 32
|| parse_active_dev())
/*r_rate,hsp,vsp */
/*HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */
{REFRESH_60, M640X480_R60_HSP, M640X480_R60_VSP,
- {800, 640, 648, 144, 656, 96, 525, 480, 480, 45, 490, 2} },
+ {800, 640, 640, 160, 656, 96, 525, 480, 480, 45, 490, 2} },
{REFRESH_75, M640X480_R75_HSP, M640X480_R75_VSP,
{840, 640, 640, 200, 656, 64, 500, 480, 480, 20, 481, 3} },
{REFRESH_85, M640X480_R85_HSP, M640X480_R85_VSP,
int NUM_TOTAL_PATCH_MODE = ARRAY_SIZE(res_patch_table);
-struct VideoModeTable *viafb_get_mode(int hres, int vres)
+static struct VideoModeTable *get_modes(struct VideoModeTable *vmt, int n,
+ int hres, int vres)
{
- u32 i;
- for (i = 0; i < ARRAY_SIZE(viafb_modes); i++)
- if (viafb_modes[i].mode_array &&
- viafb_modes[i].crtc[0].crtc.hor_addr == hres &&
- viafb_modes[i].crtc[0].crtc.ver_addr == vres)
+ int i;
+
+ for (i = 0; i < n; i++)
+ if (vmt[i].mode_array &&
+ vmt[i].crtc[0].crtc.hor_addr == hres &&
+ vmt[i].crtc[0].crtc.ver_addr == vres)
return &viafb_modes[i];
return NULL;
}
-struct VideoModeTable *viafb_get_rb_mode(int hres, int vres)
+static struct crt_mode_table *get_best_mode(struct VideoModeTable *vmt,
+ int refresh)
{
- u32 i;
- for (i = 0; i < ARRAY_SIZE(viafb_rb_modes); i++)
- if (viafb_rb_modes[i].mode_array &&
- viafb_rb_modes[i].crtc[0].crtc.hor_addr == hres &&
- viafb_rb_modes[i].crtc[0].crtc.ver_addr == vres)
- return &viafb_rb_modes[i];
+ struct crt_mode_table *best;
+ int i;
- return NULL;
+ if (!vmt)
+ return NULL;
+
+ best = &vmt->crtc[0];
+ for (i = 1; i < vmt->mode_array; i++) {
+ if (abs(vmt->crtc[i].refresh_rate - refresh)
+ < abs(best->refresh_rate - refresh))
+ best = &vmt->crtc[i];
+ }
+
+ return best;
+}
+
+static struct VideoModeTable *viafb_get_mode(int hres, int vres)
+{
+ return get_modes(viafb_modes, ARRAY_SIZE(viafb_modes), hres, vres);
+}
+
+struct crt_mode_table *viafb_get_best_mode(int hres, int vres, int refresh)
+{
+ return get_best_mode(viafb_get_mode(hres, vres), refresh);
+}
+
+static struct VideoModeTable *viafb_get_rb_mode(int hres, int vres)
+{
+ return get_modes(viafb_rb_modes, ARRAY_SIZE(viafb_rb_modes), hres,
+ vres);
+}
+
+struct crt_mode_table *viafb_get_best_rb_mode(int hres, int vres, int refresh)
+{
+ return get_best_mode(viafb_get_rb_mode(hres, vres), refresh);
}
extern struct patch_table res_patch_table[];
extern struct VPITTable VPIT;
-struct VideoModeTable *viafb_get_mode(int hres, int vres);
-struct VideoModeTable *viafb_get_rb_mode(int hres, int vres);
+struct crt_mode_table *viafb_get_best_mode(int hres, int vres, int refresh);
+struct crt_mode_table *viafb_get_best_rb_mode(int hres, int vres, int refresh);
#endif /* __VIAMODE_H__ */
projects / ~andy / linux / commitdiff