diff options
| author | Mathieu Larouche <mathieu.larouche@matrox.com> | 2017-06-14 10:39:42 -0400 |
|---|---|---|
| committer | Sean Paul <seanpaul@chromium.org> | 2017-06-15 12:32:58 -0400 |
| commit | 0cbb738108927916a659b5b0b96e386fcd7cc6e1 (patch) | |
| tree | 5d99cfc65aecddda677cacfc3090949046f540d1 /drivers | |
| parent | d6c153ec85856f5ad29adc20739ec28edeb7c042 (diff) | |
| download | linux-0cbb738108927916a659b5b0b96e386fcd7cc6e1.tar.gz | |
drm/mgag200: Fix to always set HiPri for G200e4 V2
- Changed the HiPri value for G200e4 to always be 0. - Added Bandwith limitation to block resolution above 1920x1200x60Hz Signed-off-by: Mathieu Larouche <mathieu.larouche@matrox.com> Acked-by: Dave Airlie <airlied@redhat.com> [seanpaul removed some trailing whitespace from the patch] Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: http://patchwork.freedesktop.org/patch/msgid/ec0f8568d7ec41904dfe593c5deccf3f062d7bd8.1497450944.git.mathieu.larouche@matrox.com
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index adb411a078e8..f4b53588e071 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -1173,7 +1173,10 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc, if (IS_G200_SE(mdev)) { - if (mdev->unique_rev_id >= 0x02) { + if (mdev->unique_rev_id >= 0x04) { + WREG8(MGAREG_CRTCEXT_INDEX, 0x06); + WREG8(MGAREG_CRTCEXT_DATA, 0); + } else if (mdev->unique_rev_id >= 0x02) { u8 hi_pri_lvl; u32 bpp; u32 mb; @@ -1639,6 +1642,10 @@ static int mga_vga_mode_valid(struct drm_connector *connector, if (mga_vga_calculate_mode_bandwidth(mode, bpp) > (30100 * 1024)) return MODE_BANDWIDTH; + } else { + if (mga_vga_calculate_mode_bandwidth(mode, bpp) + > (55000 * 1024)) + return MODE_BANDWIDTH; } } else if (mdev->type == G200_WB) { if (mode->hdisplay > 1280) |