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Lines 595-600
bool radeon_combios_get_clock_info(struct drm_device *dev)
Link Here
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| 595 |
return false; |
595 |
return false; |
| 596 |
} |
596 |
} |
| 597 |
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597 |
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598 |
static const uint32_t default_primarydac_adj[CHIP_LAST] = { |
| 599 |
0x00000808, /* r100 */ |
| 600 |
0x00000808, /* rv100 */ |
| 601 |
0x00000808, /* rs100 */ |
| 602 |
0x00000808, /* rv200 */ |
| 603 |
0x00000808, /* rs200 */ |
| 604 |
0x00000808, /* r200 */ |
| 605 |
0x00000808, /* rv250 */ |
| 606 |
0x00000000, /* rs300 */ |
| 607 |
0x00000808, /* rv280 */ |
| 608 |
0x00000808, /* r300 */ |
| 609 |
0x00000808, /* r350 */ |
| 610 |
0x00000808, /* rv350 */ |
| 611 |
0x00000808, /* rv380 */ |
| 612 |
0x00000808, /* r420 */ |
| 613 |
0x00000808, /* r423 */ |
| 614 |
0x00000808, /* rv410 */ |
| 615 |
0x00000000, /* rs400 */ |
| 616 |
0x00000000, /* rs480 */ |
| 617 |
}; |
| 618 |
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| 619 |
static void radeon_legacy_get_primary_dac_info_from_table(struct radeon_device *rdev, |
| 620 |
struct radeon_encoder_primary_dac *p_dac) |
| 621 |
{ |
| 622 |
p_dac->ps2_pdac_adj = default_primarydac_adj[rdev->family]; |
| 623 |
return; |
| 624 |
} |
| 625 |
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| 598 |
struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct |
626 |
struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct |
| 599 |
radeon_encoder |
627 |
radeon_encoder |
| 600 |
*encoder) |
628 |
*encoder) |
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Lines 604-623
struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
Link Here
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| 604 |
uint16_t dac_info; |
632 |
uint16_t dac_info; |
| 605 |
uint8_t rev, bg, dac; |
633 |
uint8_t rev, bg, dac; |
| 606 |
struct radeon_encoder_primary_dac *p_dac = NULL; |
634 |
struct radeon_encoder_primary_dac *p_dac = NULL; |
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635 |
int found = 0; |
| 607 |
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636 |
|
| 608 |
if (rdev->bios == NULL) |
637 |
p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), |
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638 |
GFP_KERNEL); |
| 639 |
|
| 640 |
if (!p_dac) |
| 609 |
return NULL; |
641 |
return NULL; |
| 610 |
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642 |
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643 |
if (rdev->bios == NULL) |
| 644 |
goto out; |
| 645 |
|
| 611 |
/* check CRT table */ |
646 |
/* check CRT table */ |
| 612 |
dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE); |
647 |
dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE); |
| 613 |
if (dac_info) { |
648 |
if (dac_info) { |
| 614 |
p_dac = |
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| 615 |
kzalloc(sizeof(struct radeon_encoder_primary_dac), |
| 616 |
GFP_KERNEL); |
| 617 |
|
| 618 |
if (!p_dac) |
| 619 |
return NULL; |
| 620 |
|
| 621 |
rev = RBIOS8(dac_info) & 0x3; |
649 |
rev = RBIOS8(dac_info) & 0x3; |
| 622 |
if (rev < 2) { |
650 |
if (rev < 2) { |
| 623 |
bg = RBIOS8(dac_info + 0x2) & 0xf; |
651 |
bg = RBIOS8(dac_info + 0x2) & 0xf; |
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Lines 628-636
struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
Link Here
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| 628 |
dac = RBIOS8(dac_info + 0x3) & 0xf; |
656 |
dac = RBIOS8(dac_info + 0x3) & 0xf; |
| 629 |
p_dac->ps2_pdac_adj = (bg << 8) | (dac); |
657 |
p_dac->ps2_pdac_adj = (bg << 8) | (dac); |
| 630 |
} |
658 |
} |
| 631 |
|
659 |
found = 1; |
| 632 |
} |
660 |
} |
| 633 |
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661 |
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662 |
out: |
| 663 |
if (!found) /* fallback to defaults */ |
| 664 |
radeon_legacy_get_primary_dac_info_from_table(rdev, p_dac); |
| 665 |
|
| 634 |
return p_dac; |
666 |
return p_dac; |
| 635 |
} |
667 |
} |
| 636 |
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668 |
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| 637 |
- |
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