This change properly enables the "requester" in G200ER cards that is
responsible for getting pixels out of memory and clocking them out to
the screen.
Signed-off-by: Christopher Harvey <charvey@xxxxxxxxxx>
---
drivers/gpu/drm/mgag200/mgag200_mode.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 7337013..f988965 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -751,8 +751,6 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
int i;
unsigned char misc = 0;
unsigned char ext_vga[6];
- unsigned char ext_vga_index24;
- unsigned char dac_index90 = 0;
u8 bppshift;
static unsigned char dacvalue[] = {
@@ -803,7 +801,6 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
option2 = 0x0000b000;
break;
case G200_ER:
- dac_index90 = 0;
break;
}
@@ -852,10 +849,8 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
WREG_DAC(i, dacvalue[i]);
}
- if (mdev->type == G200_ER) {
- WREG_DAC(0x90, dac_index90);
- }
-
+ if (mdev->type == G200_ER)
+ WREG_DAC(0x90, 0);
if (option)
pci_write_config_dword(dev->pdev, PCI_MGA_OPTION, option);
@@ -952,8 +947,6 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
if (mdev->type == G200_WB)
ext_vga[1] |= 0x88;
- ext_vga_index24 = 0x05;
-
/* Set pixel clocks */
misc = 0x2d;
WREG8(MGA_MISC_OUT, misc);
@@ -965,7 +958,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
}
if (mdev->type == G200_ER)
- WREG_ECRT(24, ext_vga_index24);
+ WREG_ECRT(0x24, 0x5);
if (mdev->type == G200_EV) {
WREG_ECRT(6, 0);
--
1.7.12.4
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