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authorHong Liu <hong.liu@intel.com>2008-02-04 17:14:23 +0800
committerJesse Barnes <jbarnes@hobbes.virtuousgeek.org>2008-02-05 11:06:33 -0800
commit4e5c7ad8bdee98bd23a7066f57d0942e64a415fd (patch)
treec2a37ff7b7c93e4c33021815d368a707de155faf
parentba619ef92b1b1303d8cf76ebd68dea978d17eb7a (diff)
downloadxorg-driver-xf86-video-intel-4e5c7ad8bdee98bd23a7066f57d0942e64a415fd.tar.gz
Bug 10773: fix i8xx pll p2 value in i830_crtc_clock_get()
Also fix debug dump, slightly modified to use macro instead.
-rw-r--r--src/i830_debug.c6
-rw-r--r--src/i830_display.c6
2 files changed, 10 insertions, 2 deletions
diff --git a/src/i830_debug.c b/src/i830_debug.c
index 8f8ef9bb..5b70cd9c 100644
--- a/src/i830_debug.c
+++ b/src/i830_debug.c
@@ -191,7 +191,11 @@ DEBUGSTRING(i830_debug_dpll)
mode = "LVDS";
p1 = ffs((val & DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS) >>
DPLL_FPA01_P1_POST_DIV_SHIFT);
- p2 = 14;
+ if ((INREG(LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
+ p2 = I8XX_P2_LVDS_SLOW;
+ else
+ p2 = I8XX_P2_LVDS_FAST;
+
} else {
mode = "DAC/serial";
if (val & PLL_P1_DIVIDE_BY_TWO) {
diff --git a/src/i830_display.c b/src/i830_display.c
index f61d3c40..e8de1a4d 100644
--- a/src/i830_display.c
+++ b/src/i830_display.c
@@ -1623,7 +1623,11 @@ i830_crtc_clock_get(ScrnInfoPtr pScrn, xf86CrtcPtr crtc)
if (is_lvds) {
clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_I830_LVDS) >>
DPLL_FPA01_P1_POST_DIV_SHIFT);
- clock.p2 = 14;
+
+ if ((INREG(LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
+ clock.p2 = I8XX_P2_LVDS_SLOW;
+ else
+ clock.p2 = I8XX_P2_LVDS_FAST;
if ((dpll & PLL_REF_INPUT_MASK) == PLLB_REF_INPUT_SPREADSPECTRUMIN)
i8xx_clock(66000, &clock); /* XXX: might not be 66MHz */