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xf86drm: merge get_normal_pci_path() into get_real_pci_path() 

Signed-off-by: Eric Engestrom <eric.engestrom@intel.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
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Eric Engestrom 2018-09-05 13:23:59 +01:00
parent b06d71bb22
commit 564995316e
1 changed files with 8 additions and 17 deletions
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25
xf86drm.c
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@ -2998,26 +2998,20 @@ static int drmParseSubsystemType(int maj, int min)
#endif
}
static char *
static void
get_real_pci_path(int maj, int min, char *real_path)
{
char path[PATH_MAX + 1], *term;
snprintf(path, sizeof(path), "/sys/dev/char/%d:%d/device", maj, min);
if (!realpath(path, real_path))
return NULL;
if (!realpath(path, real_path)) {
strcpy(real_path, path);
return;
}
term = strrchr(real_path, '/');
if (term && strncmp(term, "/virtio", 7) == 0)
*term = 0;
return real_path;
}
static void
get_normal_pci_path(int maj, int min, char *normal_path)
{
snprintf(normal_path, PATH_MAX, "/sys/dev/char/%d:%d/device", maj, min);
}
static int drmParsePciBusInfo(int maj, int min, drmPciBusInfoPtr info)
@ -3027,8 +3021,7 @@ static int drmParsePciBusInfo(int maj, int min, drmPciBusInfoPtr info)
char real_path[PATH_MAX + 1], *value;
int num;
if (get_real_pci_path(maj, min, real_path) == NULL)
get_normal_pci_path(maj, min, real_path);
get_real_pci_path(maj, min, real_path);
value = sysfs_uevent_get(real_path, "PCI_SLOT_NAME");
if (!value)
@ -3148,8 +3141,7 @@ static int parse_separate_sysfs_files(int maj, int min,
FILE *fp;
int ret;
if (get_real_pci_path(maj, min, real_path) == NULL)
get_normal_pci_path(maj, min, real_path);
get_real_pci_path(maj, min, real_path);
for (unsigned i = ignore_revision ? 1 : 0; i < ARRAY_SIZE(attrs); i++) {
snprintf(path, PATH_MAX, "%s/%s", real_path, attrs[i]);
@ -3180,8 +3172,7 @@ static int parse_config_sysfs_file(int maj, int min,
unsigned char config[64];
int fd, ret;
if (get_real_pci_path(maj, min, real_path) == NULL)
get_normal_pci_path(maj, min, real_path);
get_real_pci_path(maj, min, real_path);
snprintf(path, PATH_MAX, "%s/config", real_path);
fd = open(path, O_RDONLY);