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-rw-r--r--drivers/video/via/hw.c19
-rw-r--r--drivers/video/via/viamode.c85
2 files changed, 19 insertions, 85 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index b0b02783b6ee..6cb3b5626f0d 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -360,6 +360,24 @@ static struct pll_map pll_value[] = {
{208, 5, 2} }
};
+/* according to VIA Technologies these values are based on experiment */
+static struct io_reg scaling_parameters[] = {
+ {VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
+ {VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
+ {VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
+ {VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
+ {VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
+ {VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
+ {VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
+ {VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
+ {VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
+ {VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
+ {VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
+ {VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
+ {VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
+ {VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
+};
+
static struct fifo_depth_select display_fifo_depth_reg = {
/* IGA1 FIFO Depth_Select */
{IGA1_FIFO_DEPTH_SELECT_REG_NUM, {{SR17, 0, 7} } },
@@ -2419,6 +2437,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
break;
}
+ viafb_write_regx(scaling_parameters, ARRAY_SIZE(scaling_parameters));
device_off();
via_set_state(devices, VIA_STATE_OFF);
diff --git a/drivers/video/via/viamode.c b/drivers/video/via/viamode.c
index 4b06dd73ccaa..81274890fc29 100644
--- a/drivers/video/via/viamode.c
+++ b/drivers/video/via/viamode.c
@@ -108,20 +108,6 @@ struct io_reg CN400_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR6A, 0xFF, 0x40},
{VIACR, CR6B, 0xFF, 0x00},
{VIACR, CR6C, 0xFF, 0x00},
-{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
-{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
-{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
-{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
-{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
-{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
-{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
-{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
-{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
-{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
-{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
-{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
-{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
-{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -172,20 +158,6 @@ struct io_reg CN700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR78, 0xFF, 0x00}, /* LCD scaling Factor */
{VIACR, CR79, 0xFF, 0x00}, /* LCD scaling Factor */
{VIACR, CR9F, 0x03, 0x00}, /* LCD scaling Factor */
-{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
-{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
-{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
-{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
-{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
-{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
-{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
-{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
-{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
-{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
-{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
-{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
-{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
-{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -229,20 +201,6 @@ struct io_reg KM400_ModeXregs[] = {
{VIACR, CR36, 0xFF, 0x01}, /* Power Mangement 3 */
{VIACR, CR68, 0xFF, 0x67}, /* Default FIFO For IGA2 */
{VIACR, CR6A, 0x20, 0x20}, /* Extended FIFO On */
- {VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
- {VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
- {VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
- {VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
- {VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
- {VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
- {VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
- {VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
- {VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
- {VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
- {VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
- {VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
- {VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
- {VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -283,20 +241,6 @@ struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR6A, 0xFF, 0x40},
{VIACR, CR6B, 0xFF, 0x00},
{VIACR, CR6C, 0xFF, 0x00},
-{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
-{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
-{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
-{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
-{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
-{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
-{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
-{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
-{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
-{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
-{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
-{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
-{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
-{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -342,20 +286,6 @@ struct io_reg VX855_ModeXregs[] = {
{VIACR, CR6A, 0xFD, 0x60},
{VIACR, CR6B, 0xFF, 0x00},
{VIACR, CR6C, 0xFF, 0x00},
-{VIACR, CR7A, 0xFF, 0x01}, /* LCD Scaling Parameter 1 */
-{VIACR, CR7B, 0xFF, 0x02}, /* LCD Scaling Parameter 2 */
-{VIACR, CR7C, 0xFF, 0x03}, /* LCD Scaling Parameter 3 */
-{VIACR, CR7D, 0xFF, 0x04}, /* LCD Scaling Parameter 4 */
-{VIACR, CR7E, 0xFF, 0x07}, /* LCD Scaling Parameter 5 */
-{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Scaling Parameter 6 */
-{VIACR, CR80, 0xFF, 0x0D}, /* LCD Scaling Parameter 7 */
-{VIACR, CR81, 0xFF, 0x13}, /* LCD Scaling Parameter 8 */
-{VIACR, CR82, 0xFF, 0x16}, /* LCD Scaling Parameter 9 */
-{VIACR, CR83, 0xFF, 0x19}, /* LCD Scaling Parameter 10 */
-{VIACR, CR84, 0xFF, 0x1C}, /* LCD Scaling Parameter 11 */
-{VIACR, CR85, 0xFF, 0x1D}, /* LCD Scaling Parameter 12 */
-{VIACR, CR86, 0xFF, 0x1E}, /* LCD Scaling Parameter 13 */
-{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -390,21 +320,6 @@ struct io_reg CLE266_ModeXregs[] = { {VIASR, SR1E, 0xF0, 0x00},
{VIAGR, GR20, 0xFF, 0x00},
{VIAGR, GR21, 0xFF, 0x00},
{VIAGR, GR22, 0xFF, 0x00},
- /* LCD Parameters */
-{VIACR, CR7A, 0xFF, 0x01}, /* LCD Parameter 1 */
-{VIACR, CR7B, 0xFF, 0x02}, /* LCD Parameter 2 */
-{VIACR, CR7C, 0xFF, 0x03}, /* LCD Parameter 3 */
-{VIACR, CR7D, 0xFF, 0x04}, /* LCD Parameter 4 */
-{VIACR, CR7E, 0xFF, 0x07}, /* LCD Parameter 5 */
-{VIACR, CR7F, 0xFF, 0x0A}, /* LCD Parameter 6 */
-{VIACR, CR80, 0xFF, 0x0D}, /* LCD Parameter 7 */
-{VIACR, CR81, 0xFF, 0x13}, /* LCD Parameter 8 */
-{VIACR, CR82, 0xFF, 0x16}, /* LCD Parameter 9 */
-{VIACR, CR83, 0xFF, 0x19}, /* LCD Parameter 10 */
-{VIACR, CR84, 0xFF, 0x1C}, /* LCD Parameter 11 */
-{VIACR, CR85, 0xFF, 0x1D}, /* LCD Parameter 12 */
-{VIACR, CR86, 0xFF, 0x1E}, /* LCD Parameter 13 */
-{VIACR, CR87, 0xFF, 0x1F}, /* LCD Parameter 14 */
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-12 08:55:28 +0000