Differential D18105 Diff 50702 sys/dev/sfxge/common/ef10_rx.c

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sys/dev/sfxge/common/ef10_rx.c

Show First 20 Lines • Show All 43 Lines • ▼ Show 20 Lines	efx_mcdi_init_rxq(
__in uint32_t size,		__in uint32_t size,
__in uint32_t target_evq,		__in uint32_t target_evq,
__in uint32_t label,		__in uint32_t label,
__in uint32_t instance,		__in uint32_t instance,
__in efsys_mem_t *esmp,		__in efsys_mem_t *esmp,
__in boolean_t disable_scatter,		__in boolean_t disable_scatter,
__in uint32_t ps_bufsize)		__in uint32_t ps_bufsize)
{		{
		efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_req_t req;		efx_mcdi_req_t req;
uint8_t payload[MAX(MC_CMD_INIT_RXQ_EXT_IN_LEN,		uint8_t payload[MAX(MC_CMD_INIT_RXQ_EXT_IN_LEN,
MC_CMD_INIT_RXQ_EXT_OUT_LEN)];		MC_CMD_INIT_RXQ_EXT_OUT_LEN)];
int npages = EFX_RXQ_NBUFS(size);		int npages = EFX_RXQ_NBUFS(size);
int i;		int i;
efx_qword_t *dma_addr;		efx_qword_t *dma_addr;
uint64_t addr;		uint64_t addr;
efx_rc_t rc;		efx_rc_t rc;
uint32_t dma_mode;		uint32_t dma_mode;
		boolean_t want_outer_classes;

/* If this changes, then the payload size might need to change. */		/* If this changes, then the payload size might need to change. */
EFSYS_ASSERT3U(MC_CMD_INIT_RXQ_OUT_LEN, ==, 0);		EFSYS_ASSERT3U(MC_CMD_INIT_RXQ_OUT_LEN, ==, 0);
EFSYS_ASSERT3U(size, <=, EFX_RXQ_MAXNDESCS);		EFSYS_ASSERT3U(size, <=, EFX_RXQ_MAXNDESCS);

if (ps_bufsize > 0)		if (ps_bufsize > 0)
dma_mode = MC_CMD_INIT_RXQ_EXT_IN_PACKED_STREAM;		dma_mode = MC_CMD_INIT_RXQ_EXT_IN_PACKED_STREAM;
else		else
dma_mode = MC_CMD_INIT_RXQ_EXT_IN_SINGLE_PACKET;		dma_mode = MC_CMD_INIT_RXQ_EXT_IN_SINGLE_PACKET;

		if (encp->enc_tunnel_encapsulations_supported != 0) {
		/*
		* WANT_OUTER_CLASSES can only be specified on hardware which
		* supports tunnel encapsulation offloads, even though it is
		* effectively the behaviour the hardware gives.
		*
		* Also, on hardware which does support such offloads, older
		* firmware rejects the flag if the offloads are not supported
		* by the current firmware variant, which means this may fail if
		* the capabilities are not updated when the firmware variant
		* changes. This is not an issue on newer firmware, as it was
		* changed in bug 69842 (v6.4.2.1007) to permit this flag to be
		* specified on all firmware variants.
		*/
		want_outer_classes = B_TRUE;
		} else {
		want_outer_classes = B_FALSE;
		}

(void) memset(payload, 0, sizeof (payload));		(void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_INIT_RXQ;		req.emr_cmd = MC_CMD_INIT_RXQ;
req.emr_in_buf = payload;		req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_INIT_RXQ_EXT_IN_LEN;		req.emr_in_length = MC_CMD_INIT_RXQ_EXT_IN_LEN;
req.emr_out_buf = payload;		req.emr_out_buf = payload;
req.emr_out_length = MC_CMD_INIT_RXQ_EXT_OUT_LEN;		req.emr_out_length = MC_CMD_INIT_RXQ_EXT_OUT_LEN;

MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_SIZE, size);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_SIZE, size);
MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_TARGET_EVQ, target_evq);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_TARGET_EVQ, target_evq);
MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_LABEL, label);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_LABEL, label);
MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_INSTANCE, instance);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_INSTANCE, instance);
MCDI_IN_POPULATE_DWORD_8(req, INIT_RXQ_EXT_IN_FLAGS,		MCDI_IN_POPULATE_DWORD_9(req, INIT_RXQ_EXT_IN_FLAGS,
INIT_RXQ_EXT_IN_FLAG_BUFF_MODE, 0,		INIT_RXQ_EXT_IN_FLAG_BUFF_MODE, 0,
INIT_RXQ_EXT_IN_FLAG_HDR_SPLIT, 0,		INIT_RXQ_EXT_IN_FLAG_HDR_SPLIT, 0,
INIT_RXQ_EXT_IN_FLAG_TIMESTAMP, 0,		INIT_RXQ_EXT_IN_FLAG_TIMESTAMP, 0,
INIT_RXQ_EXT_IN_CRC_MODE, 0,		INIT_RXQ_EXT_IN_CRC_MODE, 0,
INIT_RXQ_EXT_IN_FLAG_PREFIX, 1,		INIT_RXQ_EXT_IN_FLAG_PREFIX, 1,
INIT_RXQ_EXT_IN_FLAG_DISABLE_SCATTER, disable_scatter,		INIT_RXQ_EXT_IN_FLAG_DISABLE_SCATTER, disable_scatter,
INIT_RXQ_EXT_IN_DMA_MODE,		INIT_RXQ_EXT_IN_DMA_MODE,
dma_mode,		dma_mode,
INIT_RXQ_EXT_IN_PACKED_STREAM_BUFF_SIZE, ps_bufsize);		INIT_RXQ_EXT_IN_PACKED_STREAM_BUFF_SIZE, ps_bufsize,
		INIT_RXQ_EXT_IN_FLAG_WANT_OUTER_CLASSES, want_outer_classes);
MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_OWNER_ID, 0);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_OWNER_ID, 0);
MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_PORT_ID, EVB_PORT_ID_ASSIGNED);		MCDI_IN_SET_DWORD(req, INIT_RXQ_EXT_IN_PORT_ID, EVB_PORT_ID_ASSIGNED);

dma_addr = MCDI_IN2(req, efx_qword_t, INIT_RXQ_IN_DMA_ADDR);		dma_addr = MCDI_IN2(req, efx_qword_t, INIT_RXQ_IN_DMA_ADDR);
addr = EFSYS_MEM_ADDR(esmp);		addr = EFSYS_MEM_ADDR(esmp);

for (i = 0; i < npages; i++) {		for (i = 0; i < npages; i++) {
EFX_POPULATE_QWORD_2(*dma_addr,		EFX_POPULATE_QWORD_2(*dma_addr,
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