summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/mgag200/mgag200_mode.c
diff options
context:
space:
mode:
authorJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:38:40 +0300
committerJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:40:21 +0300
commit9c881021a269af242594e2dfc79f1c4701404887 (patch)
treec8ec14f412d7ea35009b2dee08770082ddbb5c6e /drivers/gpu/drm/mgag200/mgag200_mode.c
parente9479d98b87227b8b7502c4c1e778887b23799f1 (diff)
parentcf06e1ab1c3ed354da5873e646f2164fea147c88 (diff)
downloadlinux-dev-5.10-intel.tar.xz
Merge branch 'dev-5.10' into dev-5.10-inteldev-5.10-intel
Pull 5.10.67 stable from OpenBMC upstream. Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_mode.c')
-rw-r--r--drivers/gpu/drm/mgag200/mgag200_mode.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 38672f9e5c4f..509968c0d16b 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -172,6 +172,8 @@ static int mgag200_g200_set_plls(struct mga_device *mdev, long clock)
drm_dbg_kms(dev, "clock: %ld vco: %ld m: %d n: %d p: %d s: %d\n",
clock, f_vco, m, n, p, s);
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
WREG_DAC(MGA1064_PIX_PLLC_M, m);
WREG_DAC(MGA1064_PIX_PLLC_N, n);
WREG_DAC(MGA1064_PIX_PLLC_P, (p | (s << 3)));
@@ -287,6 +289,8 @@ static int mga_g200se_set_plls(struct mga_device *mdev, long clock)
return 1;
}
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
WREG_DAC(MGA1064_PIX_PLLC_M, m);
WREG_DAC(MGA1064_PIX_PLLC_N, n);
WREG_DAC(MGA1064_PIX_PLLC_P, p);
@@ -383,6 +387,8 @@ static int mga_g200wb_set_plls(struct mga_device *mdev, long clock)
}
}
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
for (i = 0; i <= 32 && pll_locked == false; i++) {
if (i > 0) {
WREG8(MGAREG_CRTC_INDEX, 0x1e);
@@ -520,6 +526,8 @@ static int mga_g200ev_set_plls(struct mga_device *mdev, long clock)
}
}
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
WREG8(DAC_INDEX, MGA1064_PIX_CLK_CTL);
tmp = RREG8(DAC_DATA);
tmp |= MGA1064_PIX_CLK_CTL_CLK_DIS;
@@ -652,6 +660,9 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock)
}
}
}
+
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
for (i = 0; i <= 32 && pll_locked == false; i++) {
WREG8(DAC_INDEX, MGA1064_PIX_CLK_CTL);
tmp = RREG8(DAC_DATA);
@@ -752,6 +763,8 @@ static int mga_g200er_set_plls(struct mga_device *mdev, long clock)
}
}
+ WREG_MISC_MASKED(MGAREG_MISC_CLKSEL_MGA, MGAREG_MISC_CLKSEL_MASK);
+
WREG8(DAC_INDEX, MGA1064_PIX_CLK_CTL);
tmp = RREG8(DAC_DATA);
tmp |= MGA1064_PIX_CLK_CTL_CLK_DIS;
@@ -785,8 +798,6 @@ static int mga_g200er_set_plls(struct mga_device *mdev, long clock)
static int mgag200_crtc_set_plls(struct mga_device *mdev, long clock)
{
- u8 misc;
-
switch(mdev->type) {
case G200_PCI:
case G200_AGP:
@@ -811,11 +822,6 @@ static int mgag200_crtc_set_plls(struct mga_device *mdev, long clock)
break;
}
- misc = RREG8(MGA_MISC_IN);
- misc &= ~MGAREG_MISC_CLK_SEL_MASK;
- misc |= MGAREG_MISC_CLK_SEL_MGA_MSK;
- WREG8(MGA_MISC_OUT, misc);
-
return 0;
}