[PATCH 1/4] viafb: kill lcd_panel_id

From: Florian Tobias Schandinat
Date: Sat Mar 12 2011 - 16:08:41 EST


This patch removes all internal uses of another mostly artificial
value. It does duplicate the information of the maximum resolution and
it is not flexible as only a few resolutions exist. Hence it is better
to remove it and clean the mess up.
No runtime change expected.

Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@xxxxxx>
---
drivers/video/via/chip.h | 2 -
drivers/video/via/lcd.c | 50 -------------------------------------
drivers/video/via/tblDPASetting.c | 23 -----------------
drivers/video/via/tblDPASetting.h | 2 -
drivers/video/via/vt1636.c | 43 +++++++++----------------------
5 files changed, 13 insertions(+), 107 deletions(-)

diff --git a/drivers/video/via/chip.h b/drivers/video/via/chip.h
index 48f1342..a2f6200 100644
--- a/drivers/video/via/chip.h
+++ b/drivers/video/via/chip.h
@@ -163,7 +163,6 @@ struct lvds_setting_information {
int v_active;
int bpp;
int refresh_rate;
- int lcd_panel_id;
int lcd_panel_hres;
int lcd_panel_vres;
int display_method;
@@ -188,7 +187,6 @@ struct GFX_DPA_SETTING {
};

struct VT1636_DPA_SETTING {
- int PanelSizeID;
u8 CLK_SEL_ST1;
u8 CLK_SEL_ST2;
};
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index 2ca3bb8..d75e3f8 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -97,8 +97,6 @@ void __devinit viafb_init_lcd_size(void)
DEBUG_MSG(KERN_INFO "viafb_init_lcd_size()\n");

fp_id_to_vindex(viafb_lcd_panel_id);
- viaparinfo->lvds_setting_info2->lcd_panel_id =
- viaparinfo->lvds_setting_info->lcd_panel_id;
viaparinfo->lvds_setting_info2->lcd_panel_hres =
viaparinfo->lvds_setting_info->lcd_panel_hres;
viaparinfo->lvds_setting_info2->lcd_panel_vres =
@@ -205,176 +203,132 @@ static void __devinit fp_id_to_vindex(int panel_id)
case 0x0:
viaparinfo->lvds_setting_info->lcd_panel_hres = 640;
viaparinfo->lvds_setting_info->lcd_panel_vres = 480;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID0_640X480;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x1:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
viaparinfo->lvds_setting_info->lcd_panel_vres = 600;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID1_800X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x2:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x3:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x4:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1024;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID4_1280X1024;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x5:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1400;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1050;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID5_1400X1050;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x6:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1600;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1200;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID6_1600X1200;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x8:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
viaparinfo->lvds_setting_info->lcd_panel_vres = 480;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_IDA_800X480;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x9:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0xA:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0xB:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID2_1024X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0xC:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0xD:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1024;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID4_1280X1024;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0xE:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1400;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1050;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID5_1400X1050;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0xF:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1600;
viaparinfo->lvds_setting_info->lcd_panel_vres = 1200;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID6_1600X1200;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0x10:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1366;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID7_1366X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0x11:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1024;
viaparinfo->lvds_setting_info->lcd_panel_vres = 600;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID8_1024X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x12:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x13:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 800;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID9_1280X800;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
case 0x14:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1360;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_IDB_1360X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0x15:
viaparinfo->lvds_setting_info->lcd_panel_hres = 1280;
viaparinfo->lvds_setting_info->lcd_panel_vres = 768;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID3_1280X768;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 1;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
case 0x16:
viaparinfo->lvds_setting_info->lcd_panel_hres = 480;
viaparinfo->lvds_setting_info->lcd_panel_vres = 640;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_IDC_480X640;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
break;
@@ -382,16 +336,12 @@ static void __devinit fp_id_to_vindex(int panel_id)
/* OLPC XO-1.5 panel */
viaparinfo->lvds_setting_info->lcd_panel_hres = 1200;
viaparinfo->lvds_setting_info->lcd_panel_vres = 900;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_IDD_1200X900;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 0;
break;
default:
viaparinfo->lvds_setting_info->lcd_panel_hres = 800;
viaparinfo->lvds_setting_info->lcd_panel_vres = 600;
- viaparinfo->lvds_setting_info->lcd_panel_id =
- LCD_PANEL_ID1_800X600;
viaparinfo->lvds_setting_info->device_lcd_dualedge = 0;
viaparinfo->lvds_setting_info->LCDDithering = 1;
}
diff --git a/drivers/video/via/tblDPASetting.c b/drivers/video/via/tblDPASetting.c
index 0c4c8cc..73bb554 100644
--- a/drivers/video/via/tblDPASetting.c
+++ b/drivers/video/via/tblDPASetting.c
@@ -20,17 +20,6 @@
*/

#include "global.h"
-/* For VT3324: */
-struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3324[] = {
- /* Panel ID, CLK_SEL_ST1[09], CLK_SEL_ST2[08] */
- {LCD_PANEL_ID0_640X480, 0x00, 0x00}, /* For 640x480 */
- {LCD_PANEL_ID1_800X600, 0x00, 0x00}, /* For 800x600 */
- {LCD_PANEL_ID2_1024X768, 0x00, 0x00}, /* For 1024x768 */
- {LCD_PANEL_ID3_1280X768, 0x00, 0x00}, /* For 1280x768 */
- {LCD_PANEL_ID4_1280X1024, 0x00, 0x00}, /* For 1280x1024 */
- {LCD_PANEL_ID5_1400X1050, 0x00, 0x00}, /* For 1400x1050 */
- {LCD_PANEL_ID6_1600X1200, 0x0B, 0x03} /* For 1600x1200 */
-};

struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3324[] = {
/* ClkRange, DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1,
@@ -57,18 +46,6 @@ struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3324[] = {
0x00},
};

-/* For VT3327: */
-struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3327[] = {
- /* Panel ID, CLK_SEL_ST1[09], CLK_SEL_ST2[08] */
- {LCD_PANEL_ID0_640X480, 0x00, 0x00}, /* For 640x480 */
- {LCD_PANEL_ID1_800X600, 0x00, 0x00}, /* For 800x600 */
- {LCD_PANEL_ID2_1024X768, 0x00, 0x00}, /* For 1024x768 */
- {LCD_PANEL_ID3_1280X768, 0x00, 0x00}, /* For 1280x768 */
- {LCD_PANEL_ID4_1280X1024, 0x00, 0x00}, /* For 1280x1024 */
- {LCD_PANEL_ID5_1400X1050, 0x00, 0x00}, /* For 1400x1050 */
- {LCD_PANEL_ID6_1600X1200, 0x00, 0x00} /* For 1600x1200 */
-};
-
struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3327[] = {
/* ClkRange,DVP0, DVP0DataDriving, DVP0ClockDriving, DVP1,
DVP1Driving, DFPHigh, DFPLow */
diff --git a/drivers/video/via/tblDPASetting.h b/drivers/video/via/tblDPASetting.h
index b065a83..6db6151 100644
--- a/drivers/video/via/tblDPASetting.h
+++ b/drivers/video/via/tblDPASetting.h
@@ -38,9 +38,7 @@ enum DPA_RANGE {
DPA_CLK_RANGE_150M
};

-extern struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3324[7];
extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3324[6];
-extern struct VT1636_DPA_SETTING VT1636_DPA_SETTING_TBL_VT3327[7];
extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3327[];
extern struct GFX_DPA_SETTING GFX_DPA_SETTING_TBL_VT3364[6];

diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c
index 60e4192..ee2903b 100644
--- a/drivers/video/via/vt1636.c
+++ b/drivers/video/via/vt1636.c
@@ -167,22 +167,6 @@ static int get_clk_range_index(u32 Clk)
return DPA_CLK_RANGE_150M;
}

-static int get_lvds_dpa_setting_index(int panel_size_id,
- struct VT1636_DPA_SETTING *p_vt1636_dpasetting_tbl,
- int tbl_size)
-{
- int i;
-
- for (i = 0; i < tbl_size; i++) {
- if (panel_size_id == p_vt1636_dpasetting_tbl->PanelSizeID)
- return i;
-
- p_vt1636_dpasetting_tbl++;
- }
-
- return 0;
-}
-
static void set_dpa_vt1636(struct lvds_setting_information
*plvds_setting_info, struct lvds_chip_information *plvds_chip_info,
struct VT1636_DPA_SETTING *p_vt1636_dpa_setting)
@@ -206,7 +190,9 @@ void viafb_vt1636_patch_skew_on_vt3324(
struct lvds_setting_information *plvds_setting_info,
struct lvds_chip_information *plvds_chip_info)
{
- int index, size;
+ struct VT1636_DPA_SETTING dpa = {0x00, 0x00}, dpa_16x12 = {0x0B, 0x03},
+ *pdpa;
+ int index;

DEBUG_MSG(KERN_INFO "viafb_vt1636_patch_skew_on_vt3324.\n");

@@ -216,19 +202,21 @@ void viafb_vt1636_patch_skew_on_vt3324(
&GFX_DPA_SETTING_TBL_VT3324[index]);

/* LVDS Transmitter DPA settings: */
- size = ARRAY_SIZE(VT1636_DPA_SETTING_TBL_VT3324);
- index =
- get_lvds_dpa_setting_index(plvds_setting_info->lcd_panel_id,
- VT1636_DPA_SETTING_TBL_VT3324, size);
- set_dpa_vt1636(plvds_setting_info, plvds_chip_info,
- &VT1636_DPA_SETTING_TBL_VT3324[index]);
+ if (plvds_setting_info->lcd_panel_hres == 1600 &&
+ plvds_setting_info->lcd_panel_vres == 1200)
+ pdpa = &dpa_16x12;
+ else
+ pdpa = &dpa;
+
+ set_dpa_vt1636(plvds_setting_info, plvds_chip_info, pdpa);
}

void viafb_vt1636_patch_skew_on_vt3327(
struct lvds_setting_information *plvds_setting_info,
struct lvds_chip_information *plvds_chip_info)
{
- int index, size;
+ struct VT1636_DPA_SETTING dpa = {0x00, 0x00};
+ int index;

DEBUG_MSG(KERN_INFO "viafb_vt1636_patch_skew_on_vt3327.\n");

@@ -238,12 +226,7 @@ void viafb_vt1636_patch_skew_on_vt3327(
&GFX_DPA_SETTING_TBL_VT3327[index]);

/* LVDS Transmitter DPA settings: */
- size = ARRAY_SIZE(VT1636_DPA_SETTING_TBL_VT3327);
- index =
- get_lvds_dpa_setting_index(plvds_setting_info->lcd_panel_id,
- VT1636_DPA_SETTING_TBL_VT3327, size);
- set_dpa_vt1636(plvds_setting_info, plvds_chip_info,
- &VT1636_DPA_SETTING_TBL_VT3327[index]);
+ set_dpa_vt1636(plvds_setting_info, plvds_chip_info, &dpa);
}

void viafb_vt1636_patch_skew_on_vt3364(
--
1.6.3.2

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