intelfb: fixup p calculation

[safe/jmp/linux-2.6] / drivers / video / intelfb / intelfbhw.h

diff --git a/drivers/video/intelfb/intelfbhw.h b/drivers/video/intelfb/intelfbhw.h
index ba19201..10acda0 100644 (file)
--- a/drivers/video/intelfb/intelfbhw.h
+++ b/drivers/video/intelfb/intelfbhw.h
@@ -133,6 +133,7 @@
 #define DPLL_VGA_MODE_DISABLE          (1 << 28)
 #define DPLL_P2_MASK                   1
 #define DPLL_P2_SHIFT                  23
+#define DPLL_I9XX_P2_SHIFT              24
 #define DPLL_P1_FORCE_DIV2             (1 << 21)
 #define DPLL_P1_MASK                   0x1f
 #define DPLL_P1_SHIFT                  16
@@ -155,29 +156,8 @@
 /* PLL parameters (these are for 852GM/855GM/865G, check earlier chips). */
 /* Clock values are in units of kHz */
 #define PLL_REFCLK             48000
-#define MIN_VCO_FREQ           930000
-#define MAX_VCO_FREQ           1400000
 #define MIN_CLOCK              25000
 #define MAX_CLOCK              350000
-#define P_TRANSITION_CLOCK     165000
-#define MIN_M                  108
-#define MAX_M                  140
-#define MIN_M1                 18
-#define MAX_M1                 26
-#define MIN_M2                 6
-#define MAX_M2                 16
-#define MIN_P                  4
-#define MAX_P                  128
-#define MIN_P1                 0
-#define MAX_P1                 31
-#define MIN_N                  3
-#define MAX_N                  16
-
-#define CALC_VCLOCK(m1, m2, n, p1, p2) \
-        ((PLL_REFCLK * (5 * ((m1) + 2) + ((m2) + 2)) / ((n) + 2)) / \
-        (((p1) + 2) * (1 << (p2 + 1))))
-
-#define CALC_VCLOCK3(m, n, p)  ((PLL_REFCLK * (m) / (n)) / (p))
 
 /* Two pipes */
 #define PIPE_A                 0
@@ -522,8 +502,7 @@
 
 
 /* function protoypes */
-extern int intelfbhw_get_chipset(struct pci_dev *pdev, const char **name,
-                                int *chipset, int *mobile);
+extern int intelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo);
 extern int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size,
                                int *stolen_size);
 extern int intelfbhw_check_non_crt(struct intelfb_info *dinfo);