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HV: remove the function get_bar_base()

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There is no need to call get_bar_base(), as new_bar is set to val & mask,
where mask is the bar size mask, so new_base has already been set to be the
bar base address before get_bar_base() is called on it.

Tracked-On: #3241
Signed-off-by: dongshen <dongsheng.x.zhang@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
dongshen 2019-06-27 14:05:53 -07:00 committed by ACRN System Integration
parent 74b788988d
commit 8707834f83
1 changed files with 3 additions and 9 deletions
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12
hypervisor/dm/vpci/pci_pt.c
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@ -33,11 +33,6 @@
#include <logmsg.h>
#include "vpci_priv.h"
static inline uint32_t get_bar_base(uint32_t bar)
{
return bar & PCIM_BAR_MEM_BASE;
}
/**
* @pre vdev != NULL
* @pre vdev->vpci != NULL
@ -215,13 +210,12 @@ static void vdev_pt_write_vbar(struct pci_vdev *vdev, uint32_t offset, uint32_t
new_bar = val & mask;
if (bar_update_normal) {
if (is_msix_table_bar) {
vdev->bar[idx].base = get_bar_base(new_bar);
vdev->bar[idx].base = new_bar;
vdev_pt_remap_msix_table_bar(vdev);
} else {
vdev_pt_remap_generic_mem_vbar(vdev, idx,
get_bar_base(new_bar));
vdev_pt_remap_generic_mem_vbar(vdev, idx, new_bar);
vdev->bar[idx].base = get_bar_base(new_bar);
vdev->bar[idx].base = new_bar;
}
}
break;