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path: root/drivers/video/via/hw.c
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Diffstat (limited to 'drivers/video/via/hw.c')
-rw-r--r--drivers/video/via/hw.c548
1 files changed, 93 insertions, 455 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index 47b1353..8497727 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -191,67 +191,6 @@ static struct fetch_count fetch_count_reg = {
{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 */
@@ -1528,302 +1467,40 @@ void viafb_set_vclock(u32 clk, int set_iga)
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;
- }
-
- crt_reg = crt_table[index].crtc;
-
- /* 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);
+ struct display_timing crt_reg = var_to_timing(var);
- /* 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);
+ if (iga == IGA1)
+ via_set_primary_timing(&crt_reg);
+ else if (iga == IGA2)
+ via_set_secondary_timing(&crt_reg);
- 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)
@@ -2092,23 +1769,9 @@ static u8 get_sync(struct fb_info *info)
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);
@@ -2147,9 +1810,12 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
break;
}
+ /* magic required on VX900 for correct modesetting on IGA1 */
+ via_write_reg_mask(VIACR, 0x45, 0x00, 0x01);
+
+ /* probably this should go to the scaling code one day */
+ via_write_reg_mask(VIACR, 0xFD, 0, 0x80); /* VX900 hw scale on IGA2 */
viafb_write_regx(scaling_parameters, ARRAY_SIZE(scaling_parameters));
- device_off();
- via_set_state(devices, VIA_STATE_OFF);
/* Fill VPIT Parameters */
/* Write Misc Register */
@@ -2175,12 +1841,29 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
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;
@@ -2190,7 +1873,6 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
}
}
- 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);
@@ -2208,23 +1890,28 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
/* 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);
@@ -2233,31 +1920,20 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
}
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) {
@@ -2265,18 +1941,16 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
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) {
@@ -2284,9 +1958,8 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
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);
}
}
@@ -2296,8 +1969,8 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
/* 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;
@@ -2348,42 +2021,14 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
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 */
@@ -2485,21 +2130,14 @@ void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
}
/*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;
@@ -2509,8 +2147,8 @@ void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
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;
}
generated by cgit v1.1 at 2024-04-25 21:17:05 +0000