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usb: f_gsi: Update connection parameters for GSI channels

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Stage 1 SMMU enablement on IPA requires that the USB
driver pass physical and virtual addresses to IPA for
addresses that GSI hardware will write to. Update the
connection params for GSI channels to pass this info
to IPA driver.

Change-Id: Ibeedeef900b069b3a113b2daabf461797f28287b
Signed-off-by: Devdutt Patnaik <dpatnaik@codeaurora.org>
This commit is contained in:
Devdutt Patnaik 2016-06-03 15:48:14 -07:00 • committed by Skylar Chang
parent a5dd060414
commit 8b42db2259
1 changed files with 13 additions and 1 deletions
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14
drivers/usb/gadget/function/f_gsi.c
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@ -257,7 +257,13 @@ static int ipa_connect_channels(struct gsi_data_port *d_port)
in_params->xfer_ring_len = gsi_channel_info.xfer_ring_len;
in_params->xfer_ring_base_addr = gsi_channel_info.xfer_ring_base_addr;
in_params->xfer_scratch.last_trb_addr_iova =
d_port->in_last_trb_addr = gsi_channel_info.last_trb_addr;
gsi_channel_info.last_trb_addr;
in_params->xfer_ring_base_addr = in_params->xfer_ring_base_addr_iova =
gsi_channel_info.xfer_ring_base_addr;
in_params->data_buff_base_len = d_port->in_request.buf_len *
d_port->in_request.num_bufs;
in_params->data_buff_base_addr = in_params->data_buff_base_addr_iova =
d_port->in_request.dma;
in_params->xfer_scratch.const_buffer_size =
gsi_channel_info.const_buffer_size;
in_params->xfer_scratch.depcmd_low_addr =
@ -289,7 +295,13 @@ static int ipa_connect_channels(struct gsi_data_port *d_port)
out_params->xfer_ring_len =
gsi_channel_info.xfer_ring_len;
out_params->xfer_ring_base_addr =
out_params->xfer_ring_base_addr_iova =
gsi_channel_info.xfer_ring_base_addr;
out_params->data_buff_base_len = d_port->out_request.buf_len *
d_port->out_request.num_bufs;
out_params->data_buff_base_addr =
out_params->data_buff_base_addr_iova =
d_port->out_request.dma;
out_params->xfer_scratch.last_trb_addr_iova =
gsi_channel_info.last_trb_addr;
out_params->xfer_scratch.const_buffer_size =