This series contains a wild collection of improvements for the
qca_spi driver. This is a follow-up series to the recent bugfixes [1].

Patch 1 & 2 in this series is the initially intended rework of
netdev_open/close. Patch 3 & 9 are minor functional improvements and
the rest is clean-up.

Changes in V2:
- rebase on net-next-20231218
- improve cover letter

[1] - https://lore.kernel.org/netdev/20231206141222.52029-1-wahrenst@gmx.net/T/#u

Stefan Wahren (12):
  qca_spi: Improve SPI thread creation
  qca_spi: Improve SPI IRQ handling
  qca_spi: Avoid skb_copy_expand in TX path
  qca_7k_common: Drop unnecessary function description
  qca_7k_common: Drop unused len from qcafrm_handle
  qca_spi: Add QCASPI prefix to ring defines
  qca_spi: Introduce QCASPI_RX_MAX_FRAMES
  qca_spi: Improve calculation of RX buffer size
  qca_spi: Log expected signature in error case
  qca_spi: Adjust log of SPI_REG_RDBUF_BYTE_AVA
  qca_7k: Replace BSD boilerplate with SPDX
  qca_7k: Replace old mail address

 drivers/net/ethernet/qualcomm/qca_7k.c        | 17 +---
 drivers/net/ethernet/qualcomm/qca_7k.h        | 16 +---
 drivers/net/ethernet/qualcomm/qca_7k_common.c | 17 +---
 drivers/net/ethernet/qualcomm/qca_7k_common.h | 29 +------
 drivers/net/ethernet/qualcomm/qca_debug.c     | 21 +----
 drivers/net/ethernet/qualcomm/qca_debug.h     | 15 +---
 drivers/net/ethernet/qualcomm/qca_spi.c       | 86 +++++++++----------
 drivers/net/ethernet/qualcomm/qca_spi.h       | 22 ++---
 drivers/net/ethernet/qualcomm/qca_uart.c      | 17 +---
 9 files changed, 57 insertions(+), 183 deletions(-)

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2.34.1