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efi_loader: simplify dp_fill()

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Move the recursive dp_fill(dev->parent) call to a single location.
Determine uclass_id only once.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Heinrich Schuchardt 2023-07-21 08:34:18 +02:00
parent c227ef7c4a
commit d0544244b1
1 changed files with 18 additions and 27 deletions
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45
lib/efi_loader/efi_device_path.c
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@ -548,14 +548,19 @@ __maybe_unused static unsigned int dp_size(struct udevice *dev)
*/
__maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
{
enum uclass_id uclass_id;
if (!dev || !dev->driver)
return buf;
switch (device_get_uclass_id(dev)) {
uclass_id = device_get_uclass_id(dev);
if (uclass_id != UCLASS_ROOT)
buf = dp_fill(buf, dev->parent);
switch (uclass_id) {
#ifdef CONFIG_NETDEVICES
case UCLASS_ETH: {
struct efi_device_path_mac_addr *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_mac_addr *dp = buf;
struct eth_pdata *pdata = dev_get_plat(dev);
dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -573,8 +578,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
switch (device_get_uclass_id(dev->parent)) {
#ifdef CONFIG_IDE
case UCLASS_IDE: {
struct efi_device_path_atapi *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_atapi *dp = buf;
struct blk_desc *desc = dev_get_uclass_plat(dev);
dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -590,8 +594,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
#if defined(CONFIG_SCSI)
case UCLASS_SCSI: {
struct efi_device_path_scsi *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_scsi *dp = buf;
struct blk_desc *desc = dev_get_uclass_plat(dev);
dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -604,8 +607,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
#if defined(CONFIG_MMC)
case UCLASS_MMC: {
struct efi_device_path_sd_mmc_path *sddp =
dp_fill(buf, dev->parent);
struct efi_device_path_sd_mmc_path *sddp = buf;
struct blk_desc *desc = dev_get_uclass_plat(dev);
sddp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -619,8 +621,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
#if defined(CONFIG_AHCI) || defined(CONFIG_SATA)
case UCLASS_AHCI: {
struct efi_device_path_sata *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_sata *dp = buf;
struct blk_desc *desc = dev_get_uclass_plat(dev);
dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -635,8 +636,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
#if defined(CONFIG_NVME)
case UCLASS_NVME: {
struct efi_device_path_nvme *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_nvme *dp = buf;
u32 ns_id;
dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
@ -650,8 +650,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#if defined(CONFIG_USB)
case UCLASS_MASS_STORAGE: {
struct blk_desc *desc = dev_get_uclass_plat(dev);
struct efi_device_path_controller *dp =
dp_fill(buf, dev->parent);
struct efi_device_path_controller *dp = buf;
dp->dp.type = DEVICE_PATH_TYPE_HARDWARE_DEVICE;
dp->dp.sub_type = DEVICE_PATH_SUB_TYPE_CONTROLLER;
@ -662,10 +661,9 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
default: {
/* UCLASS_BLKMAP, UCLASS_HOST, UCLASS_VIRTIO */
struct efi_device_path_udevice *dp;
struct efi_device_path_udevice *dp = buf;
struct blk_desc *desc = dev_get_uclass_plat(dev);
dp = dp_fill(buf, dev->parent);
dp->dp.type = DEVICE_PATH_TYPE_HARDWARE_DEVICE;
dp->dp.sub_type = DEVICE_PATH_SUB_TYPE_VENDOR;
dp->dp.length = sizeof(*dp);
@ -680,8 +678,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
}
#if defined(CONFIG_MMC)
case UCLASS_MMC: {
struct efi_device_path_sd_mmc_path *sddp =
dp_fill(buf, dev->parent);
struct efi_device_path_sd_mmc_path *sddp = buf;
struct mmc *mmc = mmc_get_mmc_dev(dev);
struct blk_desc *desc = mmc_get_blk_desc(mmc);
@ -697,7 +694,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
#endif
case UCLASS_MASS_STORAGE:
case UCLASS_USB_HUB: {
struct efi_device_path_usb *udp = dp_fill(buf, dev->parent);
struct efi_device_path_usb *udp = buf;
switch (device_get_uclass_id(dev->parent)) {
case UCLASS_USB_HUB: {
@ -717,13 +714,7 @@ __maybe_unused static void *dp_fill(void *buf, struct udevice *dev)
return &udp[1];
}
default: {
struct efi_device_path_udevice *vdp;
enum uclass_id uclass_id = device_get_uclass_id(dev);
if (uclass_id == UCLASS_ROOT)
vdp = buf;
else
vdp = dp_fill(buf, dev->parent);
struct efi_device_path_udevice *vdp = buf;
vdp->dp.type = DEVICE_PATH_TYPE_HARDWARE_DEVICE;
vdp->dp.sub_type = DEVICE_PATH_SUB_TYPE_VENDOR;