Messages in this thread | | | Subject | Re: [PATCH net] can: m_can: pci: fix iomap_read_fifo() and iomap_write_fifo() | From | Jarkko Nikula <> | Date | Thu, 18 Nov 2021 17:09:35 +0200 |
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On 11/18/21 4:40 PM, Matthias Schiffer wrote: > The same fix that was previously done in m_can_platform in commit > 99d173fbe894 ("can: m_can: fix iomap_read_fifo() and iomap_write_fifo()") > is required in m_can_pci as well to make iomap_read_fifo() and > iomap_write_fifo() work for val_count > 1. > > Fixes: 812270e5445b ("can: m_can: Batch FIFO writes during CAN transmit") > Fixes: 1aa6772f64b4 ("can: m_can: Batch FIFO reads during CAN receive") > Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com> > --- > drivers/net/can/m_can/m_can_pci.c | 14 ++++++++++++-- > 1 file changed, 12 insertions(+), 2 deletions(-) > I tested this on top of plain v5.15 (v5.16-rc1 has some rootfs regression on my EHL HW) where my test case was receiving zeros and this makes it working again like in v5.14 and earlier.
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
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