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Merge branch 'viafb-next' of git://github.com/schandinat/linux-2.6 into fbdev-next

This commit is contained in:
Florian Tobias Schandinat 2011-10-04 09:55:04 +00:00
parent 4d7408014e 4ce36bbb04
commit 6488867c05
15 changed files with 389 additions and 914 deletions
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32
drivers/video/via/dvi.c
View File

@ -172,30 +172,20 @@ static int tmds_register_read_bytes(int index, u8 *buff, int buff_len)
}
/* 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;
struct fb_var_screeninfo dvi_var = *var;
struct crt_mode_table *rb_mode;
int maxPixelClock;
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;
}
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 */

3
drivers/video/via/dvi.h
View File

@ -59,7 +59,6 @@ void viafb_dvi_enable(void);
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__ */

2
drivers/video/via/global.c
View File

@ -35,6 +35,8 @@ int viafb_LCD_ON ;
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;

2
drivers/video/via/global.h
View File

@ -67,6 +67,8 @@ extern int viafb_lcd_dsp_method;
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;

542
drivers/video/via/hw.c
View File

@ -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;
struct display_timing timing;
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();
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;
struct display_timing crt_reg = var_to_timing(var);
if (viafb_SAMM_ON && set_iga == IGA2)
refresh = viafb_refresh1;
if (iga == IGA1)
via_set_primary_timing(&crt_reg);
else if (iga == IGA2)
via_set_secondary_timing(&crt_reg);
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);
/* 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)
@ -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 +1810,8 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
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 */
@ -2175,12 +1837,29 @@ 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 +1869,6 @@ 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 +1886,28 @@ 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 +1916,20 @@ 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 +1937,16 @@ 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 +1954,8 @@ 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 +1965,8 @@ 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 +2017,14 @@ 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 +2126,14 @@ 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 +2143,8 @@ 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;
}

285
drivers/video/via/hw.h
View File

@ -51,40 +51,6 @@
#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 */
/**********************************************************/
@ -97,33 +63,6 @@
#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} */
@ -143,37 +82,6 @@
/* 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} */
@ -446,87 +354,12 @@ is reserved, so it may have problem to set 1600x1200 on IGA2. */
/* 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 ****
*****************************************************/
@ -579,82 +412,6 @@ struct iga2_shadow_ver_sync_end {
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;
@ -817,21 +574,6 @@ struct display_queue_expire_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;
@ -843,21 +585,6 @@ struct iga2_shadow_crtc_timing {
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
@ -910,9 +637,7 @@ extern int viafb_LCD_ON;
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,
@ -932,13 +657,11 @@ void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
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);

53
drivers/video/via/lcd.c
View File

@ -548,9 +548,8 @@ static void lcd_patch_skew(struct lvds_setting_information
}
/* 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;
@ -559,16 +558,15 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
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)
@ -576,31 +574,28 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
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);

7
drivers/video/via/lcd.h
View File

@ -76,16 +76,13 @@ void __devinit viafb_init_lvds_output_interface(struct lvds_chip_information
*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__ */

23
drivers/video/via/share.h
View File

@ -22,6 +22,8 @@
#ifndef __SHARE_H__
#define __SHARE_H__
#include "via_modesetting.h"
/* Define Bit Field */
#define BIT0 0x01
#define BIT1 0x02
@ -634,10 +636,6 @@
#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
@ -648,23 +646,6 @@
#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;

2
drivers/video/via/via-core.c
View File

@ -35,7 +35,7 @@ static struct via_port_cfg adap_configs[] = {
* 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 },

104
drivers/video/via/via_modesetting.c
View File

@ -29,6 +29,110 @@
#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);

18
drivers/video/via/via_modesetting.h
View File

@ -33,6 +33,24 @@
#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);

166
drivers/video/via/viafbdev.c
View File

@ -38,8 +38,6 @@ static char *viafb_mode1;
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;
@ -201,7 +199,6 @@ static int viafb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info)
{
int depth, refresh;
struct VideoModeTable *vmode_entry;
struct viafb_par *ppar = info->par;
u32 line;
@ -211,8 +208,10 @@ static int viafb_check_var(struct fb_var_screeninfo *var,
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);
@ -254,7 +253,8 @@ static int viafb_check_var(struct fb_var_screeninfo *var,
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;
@ -265,7 +265,6 @@ static int viafb_check_var(struct fb_var_screeninfo *var,
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");
@ -274,10 +273,7 @@ static int viafb_set_par(struct fb_info *info)
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);
@ -285,8 +281,6 @@ static int viafb_set_par(struct fb_info *info)
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);
@ -294,7 +288,8 @@ static int viafb_set_par(struct fb_info *info)
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;
@ -307,8 +302,7 @@ static int viafb_set_par(struct fb_info *info)
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);
}
@ -1164,7 +1158,8 @@ static ssize_t viafb_dvp0_proc_write(struct file *file,
for (i = 0; i < 3; i++) {
value = strsep(&pbuf, " ");
if (value != NULL) {
strict_strtoul(value, 0, (unsigned long *)&reg_val);
if (kstrtou8(value, 0, &reg_val) < 0)
return -EINVAL;
DEBUG_MSG(KERN_INFO "DVP0:reg_val[%l]=:%x\n", i,
reg_val);
switch (i) {
@ -1234,7 +1229,8 @@ static ssize_t viafb_dvp1_proc_write(struct file *file,
for (i = 0; i < 3; i++) {
value = strsep(&pbuf, " ");
if (value != NULL) {
strict_strtoul(value, 0, (unsigned long *)&reg_val);
if (kstrtou8(value, 0, &reg_val) < 0)
return -EINVAL;
switch (i) {
case 0:
viafb_write_reg_mask(CR9B, VIACR,
@ -1292,7 +1288,8 @@ static ssize_t viafb_dfph_proc_write(struct file *file,
if (copy_from_user(&buf[0], buffer, length))
return -EFAULT;
buf[length - 1] = '\0'; /*Ensure end string */
strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
if (kstrtou8(buf, 0, &reg_val) < 0)
return -EINVAL;
viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f);
return count;
}
@ -1331,7 +1328,8 @@ static ssize_t viafb_dfpl_proc_write(struct file *file,
if (copy_from_user(&buf[0], buffer, length))
return -EFAULT;
buf[length - 1] = '\0'; /*Ensure end string */
strict_strtoul(&buf[0], 0, (unsigned long *)&reg_val);
if (kstrtou8(buf, 0, &reg_val) < 0)
return -EINVAL;
viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f);
return count;
}
@ -1400,8 +1398,8 @@ static ssize_t viafb_vt1636_proc_write(struct file *file,
for (i = 0; i < 2; i++) {
value = strsep(&pbuf, " ");
if (value != NULL) {
strict_strtoul(value, 0,
(unsigned long *)&reg_val.Data);
if (kstrtou8(value, 0, &reg_val.Data) < 0)
return -EINVAL;
switch (i) {
case 0:
reg_val.Index = 0x08;
@ -1437,8 +1435,8 @@ static ssize_t viafb_vt1636_proc_write(struct file *file,
for (i = 0; i < 2; i++) {
value = strsep(&pbuf, " ");
if (value != NULL) {
strict_strtoul(value, 0,
(unsigned long *)&reg_val.Data);
if (kstrtou8(value, 0, &reg_val.Data) < 0)
return -EINVAL;
switch (i) {
case 0:
reg_val.Index = 0x08;
@ -1735,7 +1733,6 @@ static struct viafb_pm_hooks viafb_fb_pm_hooks = {
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;
@ -1808,7 +1805,6 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
}
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);
@ -1818,9 +1814,8 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
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;
@ -1859,9 +1854,8 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
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);
@ -1956,61 +1950,67 @@ static int __init viafb_setup(void)
if (!*this_opt)
continue;
if (!strncmp(this_opt, "viafb_mode1=", 12))
if (!strncmp(this_opt, "viafb_mode1=", 12)) {
viafb_mode1 = kstrdup(this_opt + 12, GFP_KERNEL);
else if (!strncmp(this_opt, "viafb_mode=", 11))
} else if (!strncmp(this_opt, "viafb_mode=", 11)) {
viafb_mode = kstrdup(this_opt + 11, GFP_KERNEL);
else if (!strncmp(this_opt, "viafb_bpp1=", 11))
strict_strtoul(this_opt + 11, 0,
(unsigned long *)&viafb_bpp1);
else if (!strncmp(this_opt, "viafb_bpp=", 10))
strict_strtoul(this_opt + 10, 0,
(unsigned long *)&viafb_bpp);
else if (!strncmp(this_opt, "viafb_refresh1=", 15))
strict_strtoul(this_opt + 15, 0,
(unsigned long *)&viafb_refresh1);
else if (!strncmp(this_opt, "viafb_refresh=", 14))
strict_strtoul(this_opt + 14, 0,
(unsigned long *)&viafb_refresh);
else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21))
strict_strtoul(this_opt + 21, 0,
(unsigned long *)&viafb_lcd_dsp_method);
else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19))
strict_strtoul(this_opt + 19, 0,
(unsigned long *)&viafb_lcd_panel_id);
else if (!strncmp(this_opt, "viafb_accel=", 12))
strict_strtoul(this_opt + 12, 0,
(unsigned long *)&viafb_accel);
else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14))
strict_strtoul(this_opt + 14, 0,
(unsigned long *)&viafb_SAMM_ON);
else if (!strncmp(this_opt, "viafb_active_dev=", 17))
} else if (!strncmp(this_opt, "viafb_bpp1=", 11)) {
if (kstrtouint(this_opt + 11, 0, &viafb_bpp1) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_bpp=", 10)) {
if (kstrtouint(this_opt + 10, 0, &viafb_bpp) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_refresh1=", 15)) {
if (kstrtoint(this_opt + 15, 0, &viafb_refresh1) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_refresh=", 14)) {
if (kstrtoint(this_opt + 14, 0, &viafb_refresh) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_lcd_dsp_method=", 21)) {
if (kstrtoint(this_opt + 21, 0,
&viafb_lcd_dsp_method) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_lcd_panel_id=", 19)) {
if (kstrtoint(this_opt + 19, 0,
&viafb_lcd_panel_id) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_accel=", 12)) {
if (kstrtoint(this_opt + 12, 0, &viafb_accel) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_SAMM_ON=", 14)) {
if (kstrtoint(this_opt + 14, 0, &viafb_SAMM_ON) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_active_dev=", 17)) {
viafb_active_dev = kstrdup(this_opt + 17, GFP_KERNEL);
else if (!strncmp(this_opt,
"viafb_display_hardware_layout=", 30))
strict_strtoul(this_opt + 30, 0,
(unsigned long *)&viafb_display_hardware_layout);
else if (!strncmp(this_opt, "viafb_second_size=", 18))
strict_strtoul(this_opt + 18, 0,
(unsigned long *)&viafb_second_size);
else if (!strncmp(this_opt,
"viafb_platform_epia_dvi=", 24))
strict_strtoul(this_opt + 24, 0,
(unsigned long *)&viafb_platform_epia_dvi);
else if (!strncmp(this_opt,
"viafb_device_lcd_dualedge=", 26))
strict_strtoul(this_opt + 26, 0,
(unsigned long *)&viafb_device_lcd_dualedge);
else if (!strncmp(this_opt, "viafb_bus_width=", 16))
strict_strtoul(this_opt + 16, 0,
(unsigned long *)&viafb_bus_width);
else if (!strncmp(this_opt, "viafb_lcd_mode=", 15))
strict_strtoul(this_opt + 15, 0,
(unsigned long *)&viafb_lcd_mode);
else if (!strncmp(this_opt, "viafb_lcd_port=", 15))
} else if (!strncmp(this_opt,
"viafb_display_hardware_layout=", 30)) {
if (kstrtoint(this_opt + 30, 0,
&viafb_display_hardware_layout) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_second_size=", 18)) {
if (kstrtoint(this_opt + 18, 0, &viafb_second_size) < 0)
return -EINVAL;
} else if (!strncmp(this_opt,
"viafb_platform_epia_dvi=", 24)) {
if (kstrtoint(this_opt + 24, 0,
&viafb_platform_epia_dvi) < 0)
return -EINVAL;
} else if (!strncmp(this_opt,
"viafb_device_lcd_dualedge=", 26)) {
if (kstrtoint(this_opt + 26, 0,
&viafb_device_lcd_dualedge) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_bus_width=", 16)) {
if (kstrtoint(this_opt + 16, 0, &viafb_bus_width) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_lcd_mode=", 15)) {
if (kstrtoint(this_opt + 15, 0, &viafb_lcd_mode) < 0)
return -EINVAL;
} else if (!strncmp(this_opt, "viafb_lcd_port=", 15)) {
viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL);
else if (!strncmp(this_opt, "viafb_dvi_port=", 15))
} else if (!strncmp(this_opt, "viafb_dvi_port=", 15)) {
viafb_dvi_port = kstrdup(this_opt + 15, GFP_KERNEL);
}
}
return 0;
}
@ -2034,9 +2034,9 @@ int __init viafb_init(void)
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())

60
drivers/video/via/viamode.c
View File

@ -281,7 +281,7 @@ static struct crt_mode_table CRTM640x480[] = {
/*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,
@ -863,26 +863,56 @@ int NUM_TOTAL_CLE266_ModeXregs = ARRAY_SIZE(CLE266_ModeXregs);
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);
}

4
drivers/video/via/viamode.h
View File

@ -60,7 +60,7 @@ extern struct io_reg PM1024x768[];
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__ */