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path: root/drivers/video/via/lcd.c
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Diffstat (limited to 'drivers/video/via/lcd.c')
-rw-r--r--drivers/video/via/lcd.c640
1 files changed, 24 insertions, 616 deletions
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index 09353e2b92f6..1b1ccdc2d83d 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -22,25 +22,7 @@
#include "global.h"
#include "lcdtbl.h"
-static struct iga2_shadow_crtc_timing iga2_shadow_crtc_reg = {
- /* IGA2 Shadow Horizontal Total */
- {IGA2_SHADOW_HOR_TOTAL_REG_NUM, {{CR6D, 0, 7}, {CR71, 3, 3} } },
- /* IGA2 Shadow Horizontal Blank End */
- {IGA2_SHADOW_HOR_BLANK_END_REG_NUM, {{CR6E, 0, 7} } },
- /* IGA2 Shadow Vertical Total */
- {IGA2_SHADOW_VER_TOTAL_REG_NUM, {{CR6F, 0, 7}, {CR71, 0, 2} } },
- /* IGA2 Shadow Vertical Addressable Video */
- {IGA2_SHADOW_VER_ADDR_REG_NUM, {{CR70, 0, 7}, {CR71, 4, 6} } },
- /* IGA2 Shadow Vertical Blank Start */
- {IGA2_SHADOW_VER_BLANK_START_REG_NUM,
- {{CR72, 0, 7}, {CR74, 4, 6} } },
- /* IGA2 Shadow Vertical Blank End */
- {IGA2_SHADOW_VER_BLANK_END_REG_NUM, {{CR73, 0, 7}, {CR74, 0, 2} } },
- /* IGA2 Shadow Vertical Sync Start */
- {IGA2_SHADOW_VER_SYNC_START_REG_NUM, {{CR75, 0, 7}, {CR76, 4, 6} } },
- /* IGA2 Shadow Vertical Sync End */
- {IGA2_SHADOW_VER_SYNC_END_REG_NUM, {{CR76, 0, 3} } }
-};
+#define viafb_compact_res(x, y) (((x)<<16)|(y))
static struct _lcd_scaling_factor lcd_scaling_factor = {
/* LCD Horizontal Scaling Factor Register */
@@ -59,16 +41,10 @@ static struct _lcd_scaling_factor lcd_scaling_factor_CLE = {
static int check_lvds_chip(int device_id_subaddr, int device_id);
static bool lvds_identify_integratedlvds(void);
-static int fp_id_to_vindex(int panel_id);
+static void fp_id_to_vindex(int panel_id);
static int lvds_register_read(int index);
static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres,
int panel_vres);
-static void load_lcd_k400_patch_tbl(int set_hres, int set_vres,
- int panel_id);
-static void load_lcd_p880_patch_tbl(int set_hres, int set_vres,
- int panel_id);
-static void load_lcd_patch_regs(int set_hres, int set_vres,
- int panel_id, int set_iga);
static void via_pitch_alignment_patch_lcd(
struct lvds_setting_information *plvds_setting_info,
struct lvds_chip_information
@@ -98,8 +74,6 @@ static void check_diport_of_integrated_lvds(
static struct display_timing lcd_centering_timging(struct display_timing
mode_crt_reg,
struct display_timing panel_crt_reg);
-static void load_crtc_shadow_timing(struct display_timing mode_timing,
- struct display_timing panel_timing);
static void viafb_load_scaling_factor_for_p4m900(int set_hres,
int set_vres, int panel_hres, int panel_vres);
@@ -125,33 +99,24 @@ void viafb_init_lcd_size(void)
break;
case GET_LCD_SIZE_BY_VGA_BIOS:
DEBUG_MSG(KERN_INFO "Get LCD Size method by VGA BIOS !!\n");
- viaparinfo->lvds_setting_info->lcd_panel_size =
- fp_id_to_vindex(viafb_lcd_panel_id);
+ fp_id_to_vindex(viafb_lcd_panel_id);
DEBUG_MSG(KERN_INFO "LCD Panel_ID = %d\n",
viaparinfo->lvds_setting_info->lcd_panel_id);
- DEBUG_MSG(KERN_INFO "LCD Panel Size = %d\n",
- viaparinfo->lvds_setting_info->lcd_panel_size);
break;
case GET_LCD_SIZE_BY_USER_SETTING:
DEBUG_MSG(KERN_INFO "Get LCD Size method by user setting !!\n");
- viaparinfo->lvds_setting_info->lcd_panel_size =
- fp_id_to_vindex(viafb_lcd_panel_id);
+ fp_id_to_vindex(viafb_lcd_panel_id);
DEBUG_MSG(KERN_INFO "LCD Panel_ID = %d\n",
viaparinfo->lvds_setting_info->lcd_panel_id);
- DEBUG_MSG(KERN_INFO "LCD Panel Size = %d\n",
- viaparinfo->lvds_setting_info->lcd_panel_size);
break;
default:
DEBUG_MSG(KERN_INFO "viafb_init_lcd_size fail\n");
viaparinfo->lvds_setting_info->lcd_panel_id =
LCD_PANEL_ID1_800X600;
- viaparinfo->lvds_setting_info->lcd_panel_size =
- fp_id_to_vindex(LCD_PANEL_ID1_800X600);
+ fp_id_to_vindex(LCD_PANEL_ID1_800X600);
}
viaparinfo->lvds_setting_info2->lcd_panel_id =
viaparinfo->lvds_setting_info->lcd_panel_id;
- viaparinfo->lvds_setting_info2->lcd_panel_size =
- viaparinfo->lvds_setting_info->lcd_panel_size;
viaparinfo->lvds_setting_info2->lcd_panel_hres =
viaparinfo->lvds_setting_info->lcd_panel_hres;
viaparinfo->lvds_setting_info2->lcd_panel_vres =
@@ -171,13 +136,13 @@ static bool lvds_identify_integratedlvds(void)
if (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name =
INTEGRATED_LVDS;
- DEBUG_MSG(KERN_INFO "Support two dual channel LVDS!\
- (Internal LVDS + External LVDS)\n");
+ DEBUG_MSG(KERN_INFO "Support two dual channel LVDS! "
+ "(Internal LVDS + External LVDS)\n");
} else {
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name =
INTEGRATED_LVDS;
- DEBUG_MSG(KERN_INFO "Not found external LVDS,\
- so can't support two dual channel LVDS!\n");
+ DEBUG_MSG(KERN_INFO "Not found external LVDS, "
+ "so can't support two dual channel LVDS!\n");
}
} else if (viafb_display_hardware_layout == HW_LAYOUT_LCD1_LCD2) {
/* Two single channel LCD (Internal LVDS + Internal LVDS): */
@@ -185,8 +150,8 @@ static bool lvds_identify_integratedlvds(void)
INTEGRATED_LVDS;
viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name =
INTEGRATED_LVDS;
- DEBUG_MSG(KERN_INFO "Support two single channel LVDS!\
- (Internal LVDS + Internal LVDS)\n");
+ DEBUG_MSG(KERN_INFO "Support two single channel LVDS! "
+ "(Internal LVDS + Internal LVDS)\n");
} else if (viafb_display_hardware_layout != HW_LAYOUT_DVI_ONLY) {
/* If we have found external LVDS, just use it,
otherwise, we will use internal LVDS as default. */
@@ -248,7 +213,7 @@ int viafb_lvds_trasmitter_identify(void)
return FAIL;
}
-static int fp_id_to_vindex(int panel_id)
+static void fp_id_to_vindex(int panel_id)
{
DEBUG_MSG(KERN_INFO "fp_get_panel_id()\n");
@@ -264,7 +229,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID0_640X480;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_640X480;
break;
case 0x1:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
@@ -273,7 +237,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID1_800X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_800X600;
break;
case 0x2:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
@@ -282,7 +245,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1024X768;
break;
case 0x3:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -291,7 +253,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1280X768;
break;
case 0x4:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -300,7 +261,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID4_1280X1024;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1280X1024;
break;
case 0x5:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1400;
@@ -309,7 +269,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID5_1400X1050;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1400X1050;
break;
case 0x6:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1600;
@@ -318,7 +277,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID6_1600X1200;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1600X1200;
break;
case 0x8:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
@@ -327,7 +285,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_IDA_800X480;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_800X480;
break;
case 0x9:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
@@ -336,7 +293,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1024X768;
break;
case 0xA:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
@@ -345,7 +301,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1024X768;
break;
case 0xB:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
@@ -354,7 +309,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1024X768;
break;
case 0xC:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -363,7 +317,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1280X768;
break;
case 0xD:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -372,7 +325,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID4_1280X1024;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1280X1024;
break;
case 0xE:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1400;
@@ -381,7 +333,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID5_1400X1050;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1400X1050;
break;
case 0xF:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1600;
@@ -390,7 +341,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID6_1600X1200;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1600X1200;
break;
case 0x10:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1366;
@@ -399,7 +349,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID7_1366X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1368X768;
break;
case 0x11:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
@@ -408,7 +357,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID8_1024X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1024X600;
break;
case 0x12:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -417,7 +365,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1280X768;
break;
case 0x13:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -426,7 +373,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID9_1280X800;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_1280X800;
break;
case 0x14:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1360;
@@ -435,7 +381,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_IDB_1360X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1360X768;
break;
case 0x15:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
@@ -444,7 +389,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
- return VIA_RES_1280X768;
break;
case 0x16:
viaparinfo->lvds_setting_info->lcd_panel_hres = 480;
@@ -453,7 +397,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_IDC_480X640;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_480X640;
break;
default:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
@@ -462,7 +405,6 @@ static int fp_id_to_vindex(int panel_id)
LCD_PANEL_ID1_800X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
- return VIA_RES_800X600;
}
}
@@ -573,284 +515,6 @@ static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres,
}
}
-static void load_lcd_k400_patch_tbl(int set_hres, int set_vres,
- int panel_id)
-{
- int vmode_index;
- int reg_num = 0;
- struct io_reg *lcd_patch_reg = NULL;
-
- vmode_index = viafb_get_mode_index(set_hres, set_vres);
- switch (panel_id) {
- /* LCD 800x600 */
- case LCD_PANEL_ID1_800X600:
- switch (vmode_index) {
- case VIA_RES_640X400:
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_8X6;
- lcd_patch_reg = K400_LCD_RES_6X4_8X6;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_K400_LCD_RES_7X4_8X6;
- lcd_patch_reg = K400_LCD_RES_7X4_8X6;
- break;
- }
- break;
-
- /* LCD 1024x768 */
- case LCD_PANEL_ID2_1024X768:
- switch (vmode_index) {
- case VIA_RES_640X400:
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_10X7;
- lcd_patch_reg = K400_LCD_RES_6X4_10X7;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_K400_LCD_RES_7X4_10X7;
- lcd_patch_reg = K400_LCD_RES_7X4_10X7;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_K400_LCD_RES_8X6_10X7;
- lcd_patch_reg = K400_LCD_RES_8X6_10X7;
- break;
- }
- break;
-
- /* LCD 1280x1024 */
- case LCD_PANEL_ID4_1280X1024:
- switch (vmode_index) {
- case VIA_RES_640X400:
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_12X10;
- lcd_patch_reg = K400_LCD_RES_6X4_12X10;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_K400_LCD_RES_7X4_12X10;
- lcd_patch_reg = K400_LCD_RES_7X4_12X10;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_K400_LCD_RES_8X6_12X10;
- lcd_patch_reg = K400_LCD_RES_8X6_12X10;
- break;
- case VIA_RES_1024X768:
- reg_num = NUM_TOTAL_K400_LCD_RES_10X7_12X10;
- lcd_patch_reg = K400_LCD_RES_10X7_12X10;
- break;
-
- }
- break;
-
- /* LCD 1400x1050 */
- case LCD_PANEL_ID5_1400X1050:
- switch (vmode_index) {
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_14X10;
- lcd_patch_reg = K400_LCD_RES_6X4_14X10;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_K400_LCD_RES_8X6_14X10;
- lcd_patch_reg = K400_LCD_RES_8X6_14X10;
- break;
- case VIA_RES_1024X768:
- reg_num = NUM_TOTAL_K400_LCD_RES_10X7_14X10;
- lcd_patch_reg = K400_LCD_RES_10X7_14X10;
- break;
- case VIA_RES_1280X768:
- case VIA_RES_1280X800:
- case VIA_RES_1280X960:
- case VIA_RES_1280X1024:
- reg_num = NUM_TOTAL_K400_LCD_RES_12X10_14X10;
- lcd_patch_reg = K400_LCD_RES_12X10_14X10;
- break;
- }
- break;
-
- /* LCD 1600x1200 */
- case LCD_PANEL_ID6_1600X1200:
- switch (vmode_index) {
- case VIA_RES_640X400:
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_16X12;
- lcd_patch_reg = K400_LCD_RES_6X4_16X12;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_K400_LCD_RES_7X4_16X12;
- lcd_patch_reg = K400_LCD_RES_7X4_16X12;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_K400_LCD_RES_8X6_16X12;
- lcd_patch_reg = K400_LCD_RES_8X6_16X12;
- break;
- case VIA_RES_1024X768:
- reg_num = NUM_TOTAL_K400_LCD_RES_10X7_16X12;
- lcd_patch_reg = K400_LCD_RES_10X7_16X12;
- break;
- case VIA_RES_1280X768:
- case VIA_RES_1280X800:
- case VIA_RES_1280X960:
- case VIA_RES_1280X1024:
- reg_num = NUM_TOTAL_K400_LCD_RES_12X10_16X12;
- lcd_patch_reg = K400_LCD_RES_12X10_16X12;
- break;
- }
- break;
-
- /* LCD 1366x768 */
- case LCD_PANEL_ID7_1366X768:
- switch (vmode_index) {
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_K400_LCD_RES_6X4_1366X7;
- lcd_patch_reg = K400_LCD_RES_6X4_1366X7;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_K400_LCD_RES_7X4_1366X7;
- lcd_patch_reg = K400_LCD_RES_7X4_1366X7;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_K400_LCD_RES_8X6_1366X7;
- lcd_patch_reg = K400_LCD_RES_8X6_1366X7;
- break;
- case VIA_RES_1024X768:
- reg_num = NUM_TOTAL_K400_LCD_RES_10X7_1366X7;
- lcd_patch_reg = K400_LCD_RES_10X7_1366X7;
- break;
- case VIA_RES_1280X768:
- case VIA_RES_1280X800:
- case VIA_RES_1280X960:
- case VIA_RES_1280X1024:
- reg_num = NUM_TOTAL_K400_LCD_RES_12X10_1366X7;
- lcd_patch_reg = K400_LCD_RES_12X10_1366X7;
- break;
- }
- break;
-
- /* LCD 1360x768 */
- case LCD_PANEL_IDB_1360X768:
- break;
- }
- if (reg_num != 0) {
- /* H.W. Reset : ON */
- viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7);
-
- viafb_write_regx(lcd_patch_reg, reg_num);
-
- /* H.W. Reset : OFF */
- viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
-
- /* Reset PLL */
- viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1);
- viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1);
-
- /* Fire! */
- outb(inb(VIARMisc) | (BIT2 + BIT3), VIAWMisc);
- }
-}
-
-static void load_lcd_p880_patch_tbl(int set_hres, int set_vres,
- int panel_id)
-{
- int vmode_index;
- int reg_num = 0;
- struct io_reg *lcd_patch_reg = NULL;
-
- vmode_index = viafb_get_mode_index(set_hres, set_vres);
-
- switch (panel_id) {
- case LCD_PANEL_ID5_1400X1050:
- switch (vmode_index) {
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_P880_LCD_RES_6X4_14X10;
- lcd_patch_reg = P880_LCD_RES_6X4_14X10;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_P880_LCD_RES_8X6_14X10;
- lcd_patch_reg = P880_LCD_RES_8X6_14X10;
- break;
- }
- break;
- case LCD_PANEL_ID6_1600X1200:
- switch (vmode_index) {
- case VIA_RES_640X400:
- case VIA_RES_640X480:
- reg_num = NUM_TOTAL_P880_LCD_RES_6X4_16X12;
- lcd_patch_reg = P880_LCD_RES_6X4_16X12;
- break;
- case VIA_RES_720X480:
- case VIA_RES_720X576:
- reg_num = NUM_TOTAL_P880_LCD_RES_7X4_16X12;
- lcd_patch_reg = P880_LCD_RES_7X4_16X12;
- break;
- case VIA_RES_800X600:
- reg_num = NUM_TOTAL_P880_LCD_RES_8X6_16X12;
- lcd_patch_reg = P880_LCD_RES_8X6_16X12;
- break;
- case VIA_RES_1024X768:
- reg_num = NUM_TOTAL_P880_LCD_RES_10X7_16X12;
- lcd_patch_reg = P880_LCD_RES_10X7_16X12;
- break;
- case VIA_RES_1280X768:
- case VIA_RES_1280X960:
- case VIA_RES_1280X1024:
- reg_num = NUM_TOTAL_P880_LCD_RES_12X10_16X12;
- lcd_patch_reg = P880_LCD_RES_12X10_16X12;
- break;
- }
- break;
-
- }
- if (reg_num != 0) {
- /* H.W. Reset : ON */
- viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7);
-
- viafb_write_regx(lcd_patch_reg, reg_num);
-
- /* H.W. Reset : OFF */
- viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
-
- /* Reset PLL */
- viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1);
- viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1);
-
- /* Fire! */
- outb(inb(VIARMisc) | (BIT2 + BIT3), VIAWMisc);
- }
-}
-
-static void load_lcd_patch_regs(int set_hres, int set_vres,
- int panel_id, int set_iga)
-{
- int vmode_index;
-
- vmode_index = viafb_get_mode_index(set_hres, set_vres);
-
- viafb_unlock_crt();
-
- /* Patch for simultaneous & Expansion */
- if ((set_iga == IGA1_IGA2) &&
- (viaparinfo->lvds_setting_info->display_method ==
- LCD_EXPANDSION)) {
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_CLE266:
- case UNICHROME_K400:
- load_lcd_k400_patch_tbl(set_hres, set_vres, panel_id);
- break;
- case UNICHROME_K800:
- break;
- case UNICHROME_PM800:
- case UNICHROME_CN700:
- case UNICHROME_CX700:
- load_lcd_p880_patch_tbl(set_hres, set_vres, panel_id);
- }
- }
-
- viafb_lock_crt();
-}
-
static void via_pitch_alignment_patch_lcd(
struct lvds_setting_information *plvds_setting_info,
struct lvds_chip_information
@@ -949,29 +613,25 @@ 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)
{
- int video_index = plvds_setting_info->lcd_panel_size;
int set_iga = plvds_setting_info->iga_path;
int mode_bpp = plvds_setting_info->bpp;
- int set_hres, set_vres;
- int panel_hres, panel_vres;
+ int set_hres = plvds_setting_info->h_active;
+ int set_vres = plvds_setting_info->v_active;
+ int panel_hres = plvds_setting_info->lcd_panel_hres;
+ int panel_vres = plvds_setting_info->lcd_panel_vres;
u32 pll_D_N;
- int offset;
struct display_timing mode_crt_reg, panel_crt_reg;
struct crt_mode_table *panel_crt_table = NULL;
- struct VideoModeTable *vmode_tbl = NULL;
+ struct VideoModeTable *vmode_tbl = viafb_get_mode(panel_hres,
+ panel_vres);
DEBUG_MSG(KERN_INFO "viafb_lcd_set_mode!!\n");
/* Get mode table */
mode_crt_reg = mode_crt_table->crtc;
/* Get panel table Pointer */
- vmode_tbl = viafb_get_modetbl_pointer(video_index);
panel_crt_table = vmode_tbl->crtc;
panel_crt_reg = panel_crt_table->crtc;
DEBUG_MSG(KERN_INFO "bellow viafb_lcd_set_mode!!\n");
- set_hres = plvds_setting_info->h_active;
- set_vres = plvds_setting_info->v_active;
- panel_hres = plvds_setting_info->lcd_panel_hres;
- panel_vres = plvds_setting_info->lcd_panel_vres;
if (VT1636_LVDS == plvds_chip_info->lvds_chip_name)
viafb_init_lvds_vt1636(plvds_setting_info, plvds_chip_info);
plvds_setting_info->vclk = panel_crt_table->clk;
@@ -1001,54 +661,12 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
}
}
- if (set_iga == IGA1_IGA2) {
- load_crtc_shadow_timing(mode_crt_reg, panel_crt_reg);
- /* Fill shadow registers */
-
- switch (plvds_setting_info->lcd_panel_id) {
- case LCD_PANEL_ID0_640X480:
- offset = 80;
- break;
- case LCD_PANEL_ID1_800X600:
- case LCD_PANEL_IDA_800X480:
- offset = 110;
- break;
- case LCD_PANEL_ID2_1024X768:
- offset = 150;
- break;
- case LCD_PANEL_ID3_1280X768:
- case LCD_PANEL_ID4_1280X1024:
- case LCD_PANEL_ID5_1400X1050:
- case LCD_PANEL_ID9_1280X800:
- offset = 190;
- break;
- case LCD_PANEL_ID6_1600X1200:
- offset = 250;
- break;
- case LCD_PANEL_ID7_1366X768:
- case LCD_PANEL_IDB_1360X768:
- offset = 212;
- break;
- default:
- offset = 140;
- break;
- }
-
- /* Offset for simultaneous */
- viafb_set_secondary_pitch(offset << 3);
- DEBUG_MSG(KERN_INFO "viafb_load_reg!!\n");
- viafb_load_fetch_count_reg(set_hres, 4, IGA2);
- /* Fetch count for simultaneous */
- } else { /* SAMM */
- /* Fetch count for IGA2 only */
- viafb_load_fetch_count_reg(set_hres, mode_bpp / 8, set_iga);
-
- if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266)
- && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400))
- viafb_load_FIFO_reg(set_iga, set_hres, set_vres);
+ /* Fetch count for IGA2 only */
+ viafb_load_fetch_count_reg(set_hres, mode_bpp / 8, set_iga);
- viafb_set_color_depth(mode_bpp / 8, set_iga);
- }
+ if ((viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266)
+ && (viaparinfo->chip_info->gfx_chip_name != UNICHROME_K400))
+ viafb_load_FIFO_reg(set_iga, set_hres, set_vres);
fill_lcd_format();
@@ -1065,11 +683,6 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
|| (UNICHROME_K8M890 == viaparinfo->chip_info->gfx_chip_name))
viafb_write_reg_mask(CR6A, VIACR, 0x01, BIT0);
- load_lcd_patch_regs(set_hres, set_vres,
- plvds_setting_info->lcd_panel_id, set_iga);
-
- DEBUG_MSG(KERN_INFO "load_lcd_patch_regs!!\n");
-
/* Patch for non 32bit alignment mode */
via_pitch_alignment_patch_lcd(plvds_setting_info, plvds_chip_info);
}
@@ -1283,8 +896,7 @@ void viafb_lcd_enable(void)
viafb_write_reg_mask(CR6A, VIACR, 0x48, 0x48);
}
- if ((viaparinfo->lvds_setting_info->iga_path == IGA1)
- || (viaparinfo->lvds_setting_info->iga_path == IGA1_IGA2)) {
+ if (viaparinfo->lvds_setting_info->iga_path == IGA1) {
/* CRT path set to IGA2 */
viafb_write_reg_mask(SR16, VIASR, 0x40, 0x40);
/* IGA2 path disabled */
@@ -1476,210 +1088,6 @@ static struct display_timing lcd_centering_timging(struct display_timing
return crt_reg;
}
-static void load_crtc_shadow_timing(struct display_timing mode_timing,
- struct display_timing panel_timing)
-{
- struct io_register *reg = NULL;
- int i;
- int viafb_load_reg_Num = 0;
- int reg_value = 0;
-
- if (viaparinfo->lvds_setting_info->display_method == LCD_EXPANDSION) {
- /* Expansion */
- for (i = 12; i < 20; i++) {
- switch (i) {
- case H_TOTAL_SHADOW_INDEX:
- reg_value =
- IGA2_HOR_TOTAL_SHADOW_FORMULA
- (panel_timing.hor_total);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.hor_total_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.hor_total_shadow.reg;
- break;
- case H_BLANK_END_SHADOW_INDEX:
- reg_value =
- IGA2_HOR_BLANK_END_SHADOW_FORMULA
- (panel_timing.hor_blank_start,
- panel_timing.hor_blank_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- hor_blank_end_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- hor_blank_end_shadow.reg;
- break;
- case V_TOTAL_SHADOW_INDEX:
- reg_value =
- IGA2_VER_TOTAL_SHADOW_FORMULA
- (panel_timing.ver_total);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_total_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.ver_total_shadow.reg;
- break;
- case V_ADDR_SHADOW_INDEX:
- reg_value =
- IGA2_VER_ADDR_SHADOW_FORMULA
- (panel_timing.ver_addr);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_addr_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.ver_addr_shadow.reg;
- break;
- case V_BLANK_SATRT_SHADOW_INDEX:
- reg_value =
- IGA2_VER_BLANK_START_SHADOW_FORMULA
- (panel_timing.ver_blank_start);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_blank_start_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_blank_start_shadow.reg;
- break;
- case V_BLANK_END_SHADOW_INDEX:
- reg_value =
- IGA2_VER_BLANK_END_SHADOW_FORMULA
- (panel_timing.ver_blank_start,
- panel_timing.ver_blank_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_blank_end_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_blank_end_shadow.reg;
- break;
- case V_SYNC_SATRT_SHADOW_INDEX:
- reg_value =
- IGA2_VER_SYNC_START_SHADOW_FORMULA
- (panel_timing.ver_sync_start);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_sync_start_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_sync_start_shadow.reg;
- break;
- case V_SYNC_END_SHADOW_INDEX:
- reg_value =
- IGA2_VER_SYNC_END_SHADOW_FORMULA
- (panel_timing.ver_sync_start,
- panel_timing.ver_sync_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_sync_end_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_sync_end_shadow.reg;
- break;
- }
- viafb_load_reg(reg_value,
- viafb_load_reg_Num, reg, VIACR);
- }
- } else { /* Centering */
- for (i = 12; i < 20; i++) {
- switch (i) {
- case H_TOTAL_SHADOW_INDEX:
- reg_value =
- IGA2_HOR_TOTAL_SHADOW_FORMULA
- (panel_timing.hor_total);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.hor_total_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.hor_total_shadow.reg;
- break;
- case H_BLANK_END_SHADOW_INDEX:
- reg_value =
- IGA2_HOR_BLANK_END_SHADOW_FORMULA
- (panel_timing.hor_blank_start,
- panel_timing.hor_blank_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- hor_blank_end_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- hor_blank_end_shadow.reg;
- break;
- case V_TOTAL_SHADOW_INDEX:
- reg_value =
- IGA2_VER_TOTAL_SHADOW_FORMULA
- (panel_timing.ver_total);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_total_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.ver_total_shadow.reg;
- break;
- case V_ADDR_SHADOW_INDEX:
- reg_value =
- IGA2_VER_ADDR_SHADOW_FORMULA
- (mode_timing.ver_addr);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_addr_shadow.
- reg_num;
- reg = iga2_shadow_crtc_reg.ver_addr_shadow.reg;
- break;
- case V_BLANK_SATRT_SHADOW_INDEX:
- reg_value =
- IGA2_VER_BLANK_START_SHADOW_FORMULA
- (mode_timing.ver_blank_start);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_blank_start_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_blank_start_shadow.reg;
- break;
- case V_BLANK_END_SHADOW_INDEX:
- reg_value =
- IGA2_VER_BLANK_END_SHADOW_FORMULA
- (panel_timing.ver_blank_start,
- panel_timing.ver_blank_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.
- ver_blank_end_shadow.reg_num;
- reg =
- iga2_shadow_crtc_reg.
- ver_blank_end_shadow.reg;
- break;
- case V_SYNC_SATRT_SHADOW_INDEX:
- reg_value =
- IGA2_VER_SYNC_START_SHADOW_FORMULA(
- (panel_timing.ver_sync_start -
- panel_timing.ver_blank_start) +
- (panel_timing.ver_addr -
- mode_timing.ver_addr) / 2 +
- mode_timing.ver_addr);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_sync_start_shadow.
- reg_num;
- reg =
- iga2_shadow_crtc_reg.ver_sync_start_shadow.
- reg;
- break;
- case V_SYNC_END_SHADOW_INDEX:
- reg_value =
- IGA2_VER_SYNC_END_SHADOW_FORMULA(
- (panel_timing.ver_sync_start -
- panel_timing.ver_blank_start) +
- (panel_timing.ver_addr -
- mode_timing.ver_addr) / 2 +
- mode_timing.ver_addr,
- panel_timing.ver_sync_end);
- viafb_load_reg_Num =
- iga2_shadow_crtc_reg.ver_sync_end_shadow.
- reg_num;
- reg =
- iga2_shadow_crtc_reg.ver_sync_end_shadow.
- reg;
- break;
- }
- viafb_load_reg(reg_value,
- viafb_load_reg_Num, reg, VIACR);
- }
- }
-}
-
bool viafb_lcd_get_mobile_state(bool *mobile)
{
unsigned char *romptr, *tableptr;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.