enic: Add new firmware devcmds
Add new firmware devcmds - CMD_PROXY_BY_BDF, CMD_PACKET_FILTER_ALL, CMD_ENABLE_WAIT. Signed-off-by: Scott Feldman <scofeldm@cisco.com> Signed-off-by: Vasanthy Kolluri <vkolluri@cisco.com> Signed-off-by: Roopa Prabhu <roprabhu@cisco.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -30,6 +30,11 @@
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#include "vnic_dev.h"
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#include "vnic_stats.h"
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enum vnic_proxy_type {
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PROXY_NONE,
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PROXY_BY_BDF,
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};
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struct vnic_res {
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void __iomem *vaddr;
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dma_addr_t bus_addr;
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@ -55,6 +60,9 @@ struct vnic_dev {
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struct vnic_devcmd_fw_info *fw_info;
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dma_addr_t fw_info_pa;
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u32 cap_flags;
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enum vnic_proxy_type proxy;
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u32 proxy_index;
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u64 args[VNIC_DEVCMD_NARGS];
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};
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#define VNIC_MAX_RES_HDR_SIZE \
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@ -257,10 +265,11 @@ void vnic_dev_free_desc_ring(struct vnic_dev *vdev, struct vnic_dev_ring *ring)
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}
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}
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int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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u64 *a0, u64 *a1, int wait)
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static int _vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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int wait)
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{
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struct vnic_devcmd __iomem *devcmd = vdev->devcmd;
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unsigned int i;
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int delay;
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u32 status;
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int err;
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@ -272,8 +281,8 @@ int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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}
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if (_CMD_DIR(cmd) & _CMD_DIR_WRITE) {
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writeq(*a0, &devcmd->args[0]);
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writeq(*a1, &devcmd->args[1]);
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for (i = 0; i < VNIC_DEVCMD_NARGS; i++)
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writeq(vdev->args[i], &devcmd->args[i]);
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wmb();
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}
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@ -287,6 +296,7 @@ int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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udelay(100);
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status = ioread32(&devcmd->status);
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if (!(status & STAT_BUSY)) {
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if (status & STAT_ERROR) {
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@ -300,8 +310,8 @@ int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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if (_CMD_DIR(cmd) & _CMD_DIR_READ) {
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rmb();
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*a0 = readq(&devcmd->args[0]);
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*a1 = readq(&devcmd->args[1]);
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for (i = 0; i < VNIC_DEVCMD_NARGS; i++)
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vdev->args[i] = readq(&devcmd->args[i]);
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}
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return 0;
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@ -312,6 +322,80 @@ int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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return -ETIMEDOUT;
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}
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static int vnic_dev_cmd_proxy_by_bdf(struct vnic_dev *vdev,
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enum vnic_devcmd_cmd cmd, u64 *a0, u64 *a1, int wait)
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{
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u32 status;
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int err;
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memset(vdev->args, 0, sizeof(vdev->args));
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vdev->args[0] = vdev->proxy_index; /* bdf */
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vdev->args[1] = cmd;
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vdev->args[2] = *a0;
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vdev->args[3] = *a1;
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err = _vnic_dev_cmd(vdev, CMD_PROXY_BY_BDF, wait);
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if (err)
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return err;
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status = (u32)vdev->args[0];
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if (status & STAT_ERROR) {
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err = (int)vdev->args[1];
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if (err != ERR_ECMDUNKNOWN ||
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cmd != CMD_CAPABILITY)
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pr_err("Error %d proxy devcmd %d\n", err, _CMD_N(cmd));
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return err;
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}
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*a0 = vdev->args[1];
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*a1 = vdev->args[2];
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return 0;
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}
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static int vnic_dev_cmd_no_proxy(struct vnic_dev *vdev,
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enum vnic_devcmd_cmd cmd, u64 *a0, u64 *a1, int wait)
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{
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int err;
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vdev->args[0] = *a0;
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vdev->args[1] = *a1;
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err = _vnic_dev_cmd(vdev, cmd, wait);
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*a0 = vdev->args[0];
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*a1 = vdev->args[1];
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return err;
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}
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void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf)
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{
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vdev->proxy = PROXY_BY_BDF;
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vdev->proxy_index = bdf;
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}
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void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev)
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{
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vdev->proxy = PROXY_NONE;
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vdev->proxy_index = 0;
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}
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int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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u64 *a0, u64 *a1, int wait)
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{
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memset(vdev->args, 0, sizeof(vdev->args));
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switch (vdev->proxy) {
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case PROXY_BY_BDF:
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return vnic_dev_cmd_proxy_by_bdf(vdev, cmd, a0, a1, wait);
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case PROXY_NONE:
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default:
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return vnic_dev_cmd_no_proxy(vdev, cmd, a0, a1, wait);
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}
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}
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static int vnic_dev_capable(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd)
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{
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u64 a0 = (u32)cmd, a1 = 0;
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@ -430,6 +514,19 @@ int vnic_dev_enable(struct vnic_dev *vdev)
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return vnic_dev_cmd(vdev, CMD_ENABLE, &a0, &a1, wait);
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}
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int vnic_dev_enable_wait(struct vnic_dev *vdev)
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{
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u64 a0 = 0, a1 = 0;
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int wait = 1000;
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int err;
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err = vnic_dev_cmd(vdev, CMD_ENABLE_WAIT, &a0, &a1, wait);
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if (err == ERR_ECMDUNKNOWN)
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return vnic_dev_cmd(vdev, CMD_ENABLE, &a0, &a1, wait);
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return err;
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}
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int vnic_dev_disable(struct vnic_dev *vdev)
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{
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u64 a0 = 0, a1 = 0;
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@ -569,6 +666,26 @@ int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
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return err;
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}
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int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed,
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int multicast, int broadcast, int promisc, int allmulti)
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{
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u64 a0, a1 = 0;
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int wait = 1000;
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int err;
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a0 = (directed ? CMD_PFILTER_DIRECTED : 0) |
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(multicast ? CMD_PFILTER_MULTICAST : 0) |
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(broadcast ? CMD_PFILTER_BROADCAST : 0) |
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(promisc ? CMD_PFILTER_PROMISCUOUS : 0) |
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(allmulti ? CMD_PFILTER_ALL_MULTICAST : 0);
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err = vnic_dev_cmd(vdev, CMD_PACKET_FILTER_ALL, &a0, &a1, wait);
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if (err)
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pr_err("Can't set packet filter\n");
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return err;
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}
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int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr)
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{
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u64 a0 = 0, a1 = 0;
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@ -731,8 +848,9 @@ int vnic_dev_init(struct vnic_dev *vdev, int arg)
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else {
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vnic_dev_cmd(vdev, CMD_INIT_v1, &a0, &a1, wait);
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if (a0 & CMD_INITF_DEFAULT_MAC) {
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// Emulate these for old CMD_INIT_v1 which
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// didn't pass a0 so no CMD_INITF_*.
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/* Emulate these for old CMD_INIT_v1 which
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* didn't pass a0 so no CMD_INITF_*.
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*/
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vnic_dev_cmd(vdev, CMD_MAC_ADDR, &a0, &a1, wait);
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vnic_dev_cmd(vdev, CMD_ADDR_ADD, &a0, &a1, wait);
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}
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@ -754,7 +872,7 @@ int vnic_dev_init_done(struct vnic_dev *vdev, int *done, int *err)
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*done = (a0 == 0);
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*err = (a0 == 0) ? a1 : 0;
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*err = (a0 == 0) ? (int)a1:0;
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return 0;
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}
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@ -95,6 +95,8 @@ void vnic_dev_free_desc_ring(struct vnic_dev *vdev,
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struct vnic_dev_ring *ring);
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int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
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u64 *a0, u64 *a1, int wait);
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void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf);
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void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev);
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int vnic_dev_fw_info(struct vnic_dev *vdev,
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struct vnic_devcmd_fw_info **fw_info);
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int vnic_dev_hw_version(struct vnic_dev *vdev,
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@ -106,6 +108,8 @@ int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
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int vnic_dev_hang_notify(struct vnic_dev *vdev);
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int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
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int broadcast, int promisc, int allmulti);
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int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed,
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int multicast, int broadcast, int promisc, int allmulti);
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int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
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int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
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int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
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@ -124,6 +128,7 @@ u32 vnic_dev_notify_status(struct vnic_dev *vdev);
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u32 vnic_dev_uif(struct vnic_dev *vdev);
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int vnic_dev_close(struct vnic_dev *vdev);
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int vnic_dev_enable(struct vnic_dev *vdev);
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int vnic_dev_enable_wait(struct vnic_dev *vdev);
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int vnic_dev_disable(struct vnic_dev *vdev);
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int vnic_dev_open(struct vnic_dev *vdev, int arg);
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int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
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@ -98,6 +98,9 @@ enum vnic_devcmd_cmd {
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/* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */
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CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7),
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/* set Rx packet filter for all: (u32)a0=filters (see CMD_PFILTER_*) */
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CMD_PACKET_FILTER_ALL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7),
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/* hang detection notification */
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CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8),
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@ -171,6 +174,9 @@ enum vnic_devcmd_cmd {
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/* enable virtual link */
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CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),
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/* enable virtual link, waiting variant. */
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CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28),
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/* disable virtual link */
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CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29),
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@ -224,6 +230,14 @@ enum vnic_devcmd_cmd {
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* in: (u32)a0=new vlan rewrite mode
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* out: (u32)a0=old vlan rewrite mode */
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CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41),
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/*
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* in: (u16)a0=bdf of target vnic
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* (u32)a1=cmd to proxy
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* a2-a15=args to cmd in a1
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* out: (u32)a0=status of proxied cmd
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* a1-a15=out args of proxied cmd */
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CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42),
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};
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/* flags for CMD_OPEN */
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