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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-08-05 02:19:08 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-08-05 02:19:08 -0300 |
commit | 8dec7c70575785729a6a9e6719a955e9c545bcab (patch) | |
tree | 897b1b743b2ceb44ace956e8176b6a7e36751019 /drivers/gpu/drm/mgag200 | |
parent | 4411a04f871d94ae997fb7262a428fe2ee988eb3 (diff) |
Linux-libre 4.6.5-gnupck-4.6.5-gnu
Diffstat (limited to 'drivers/gpu/drm/mgag200')
-rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 14e64e089..d347dca17 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -182,7 +182,7 @@ static int mga_g200se_set_plls(struct mga_device *mdev, long clock) } } - fvv = pllreffreq * testn / testm; + fvv = pllreffreq * (n + 1) / (m + 1); fvv = (fvv - 800000) / 50000; if (fvv > 15) @@ -202,6 +202,14 @@ static int mga_g200se_set_plls(struct mga_device *mdev, long clock) WREG_DAC(MGA1064_PIX_PLLC_M, m); WREG_DAC(MGA1064_PIX_PLLC_N, n); WREG_DAC(MGA1064_PIX_PLLC_P, p); + + if (mdev->unique_rev_id >= 0x04) { + WREG_DAC(0x1a, 0x09); + msleep(20); + WREG_DAC(0x1a, 0x01); + + } + return 0; } |