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vmd_led: use spdk_pci_for_each_device API

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Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: I8046242f05e4ffb676570e65e2217cf593add2e6
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10657
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Mellanox Build Bot
This commit is contained in:
Jim Harris 2021-12-13 10:29:38 -07:00 committed by Keith Lucas
parent 3e1c3c5d86
commit c11a2e4138
1 changed files with 48 additions and 42 deletions
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90
examples/vmd/led/led.c
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@ -37,6 +37,8 @@
#include "spdk/env.h" #include "spdk/env.h"
#include "spdk/vmd.h" #include "spdk/vmd.h"
int g_status;
enum app_action { enum app_action {
APP_ACTION_SET, APP_ACTION_SET,
APP_ACTION_GET, APP_ACTION_GET,
@ -138,14 +140,54 @@ parse_args(int argc, char **argv)
return 0; return 0;
} }
static void
led_device_action(void *ctx, struct spdk_pci_device *pci_device)
{
enum spdk_vmd_led_state led_state;
char addr_buf[128];
int rc;
if (strcmp(spdk_pci_device_get_type(pci_device), "vmd") != 0) {
return;
}
if (!g_opts.all_devices &&
spdk_pci_addr_compare(&g_opts.pci_addr, &pci_device->addr) != 0) {
return;
}
rc = spdk_pci_addr_fmt(addr_buf, sizeof(addr_buf), &pci_device->addr);
if (rc != 0) {
fprintf(stderr, "Failed to format VMD's PCI address\n");
g_status = 1;
return;
}
if (g_opts.action == APP_ACTION_GET) {
rc = spdk_vmd_get_led_state(pci_device, &led_state);
if (spdk_unlikely(rc != 0)) {
fprintf(stderr, "Failed to retrieve the state of the LED on %s\n",
addr_buf);
g_status = 1;
return;
}
printf("%s: %s\n", addr_buf, g_led_states[led_state]);
} else {
rc = spdk_vmd_set_led_state(pci_device, g_opts.led_state);
if (spdk_unlikely(rc != 0)) {
fprintf(stderr, "Failed to set LED state on %s\n", addr_buf);
g_status = 1;
return;
}
}
}
int int
main(int argc, char **argv) main(int argc, char **argv)
{ {
struct spdk_env_opts opts; struct spdk_env_opts opts;
struct spdk_pci_device *pci_device; int rc;
enum spdk_vmd_led_state led_state;
char addr_buf[128];
int rc, status = 0;
if (parse_args(argc, argv) != 0) { if (parse_args(argc, argv) != 0) {
usage(); usage();
@ -170,45 +212,9 @@ main(int argc, char **argv)
return 1; return 1;
} }
for (pci_device = spdk_pci_get_first_device(); pci_device != NULL; spdk_pci_for_each_device(NULL, led_device_action);
pci_device = spdk_pci_get_next_device(pci_device)) {
if (strcmp(spdk_pci_device_get_type(pci_device), "vmd") != 0) {
continue;
}
if (!g_opts.all_devices &&
spdk_pci_addr_compare(&g_opts.pci_addr, &pci_device->addr) != 0) {
continue;
}
rc = spdk_pci_addr_fmt(addr_buf, sizeof(addr_buf), &pci_device->addr);
if (rc != 0) {
fprintf(stderr, "Failed to format VMD's PCI address\n");
status = 1;
break;
}
if (g_opts.action == APP_ACTION_GET) {
rc = spdk_vmd_get_led_state(pci_device, &led_state);
if (spdk_unlikely(rc != 0)) {
fprintf(stderr, "Failed to retrieve the state of the LED on %s\n",
addr_buf);
status = 1;
break;
}
printf("%s: %s\n", addr_buf, g_led_states[led_state]);
} else {
rc = spdk_vmd_set_led_state(pci_device, g_opts.led_state);
if (spdk_unlikely(rc != 0)) {
fprintf(stderr, "Failed to set LED state on %s\n", addr_buf);
status = 1;
break;
}
}
}
spdk_vmd_fini(); spdk_vmd_fini();
return status; return g_status;
} }