Minas Harutyunyan 9273083a15 usb: dwc2: Fix TxFIFOn sizes and total TxFIFO size issues
In host mode reading from DPTXSIZn returning invalid value in
dwc2_check_param_tx_fifo_sizes function.

In total TxFIFO size calculations unnecessarily reducing by ep_info.
hw->total_fifo_size can be fully allocated for FIFO's.

Added num_dev_in_eps member in dwc2_hw_params structure to save number
of IN EPs.

Added g_tx_fifo_size array in dwc2_hw_params structure to store power
on reset values of DPTXSIZn registers in forced device mode.

Updated dwc2_hsotg_tx_fifo_count() function to get TxFIFO count from
num_dev_in_eps.

Updated dwc2_get_dev_hwparams() function to store DPTXFSIZn in
g_tx_fifo_size array.

dwc2_get_host/dev_hwparams() functions call moved after num_dev_in_eps
set from hwcfg4.

Modified dwc2_check_param_tx_fifo_sizes() function to check TxFIFOn
sizes based on g_tx_fifo_size array.

Removed ep_info subtraction during calculation of tx_addr_max in
dwc2_hsotg_tx_fifo_total_depth() function. Also removed
dwc2_hsotg_ep_info_size() function as no more need.

Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gevorg Sahakyan <sahakyan@synopsys.com>
Signed-off-by: Minas Harutyunyan <hminas@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
2017-12-11 12:35:37 +02:00
2017-12-08 13:40:17 -08:00
2017-12-08 13:40:17 -08:00
2017-12-06 16:10:34 +01:00
2005-09-10 10:06:29 -07:00
2017-12-10 17:56:26 -08:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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