Add "pci_clock=" parameter for specifying PCI bus clock frequency (in MHz).
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ide/pci/alim15x3.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
Index: b/drivers/ide/pci/alim15x3.c
===================================================================
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -40,6 +40,8 @@
#define DISPLAY_ALI_TIMINGS
+static int pci_clock;
+
/*
* ALi devices are not plug in. Otherwise these static values would
* need to go. They ought to go away anyway
@@ -294,7 +296,7 @@ static void ali_set_pio_mode(ide_drive_t
int s_time, a_time, c_time;
u8 s_clc, a_clc, r_clc;
unsigned long flags;
- int bus_speed = system_bus_clock();
+ int bus_speed = pci_clock ? pci_clock : system_bus_clock();
int port = hwif->channel ? 0x5c : 0x58;
int portFIFO = hwif->channel ? 0x55 : 0x54;
u8 cd_dma_fifo = 0;
@@ -839,6 +841,9 @@ static int __init ali15x3_ide_init(void)
module_init(ali15x3_ide_init);
+module_param(pci_clock, int, 0);
+MODULE_PARM_DESC(pci_clock, "PCI bus clock frequency (in MHz)");
+
MODULE_AUTHOR("Michael Aubry, Andrzej Krzysztofowicz, CJ, Andre Hedrick, Alan Cox");
MODULE_DESCRIPTION("PCI driver module for ALi 15x3 IDE");
MODULE_LICENSE("GPL");
--
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