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spi: spi-msm-geni: Bypass hw_version read for SVM

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QUP common registers should not be accessed from SVM as that
memory is assigned to PVM. So, bypass the reading of hw version
registers and rely on PVM for the specific HW initialization done
based on different hw versions.

Change-Id: I1f18c80aaf143daf4da1402aa617d3b8f52f9b95
Signed-off-by: Vipin Deep Kaur <vkaur@codeaurora.org>
This commit is contained in:
Vipin Deep Kaur 2020-11-27 12:14:35 +05:30 • committed by Gerrit - the friendly Code Review server
commit aad84d1d48
1 changed files with 11 additions and 0 deletions
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11
drivers/spi/spi-msm-geni.c
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@ -1147,6 +1147,17 @@ setup_ipc:
mas->tx_fifo_width);
if (!mas->shared_ee)
mas->setup = true;
/*
* Bypass hw_version read for LE. QUP common registers
* should not be accessed from SVM as that memory is
* assigned to PVM. So, bypass the reading of hw version
* registers and rely on PVM for the specific HW initialization
* done based on different hw versions.
*/
if (mas->is_le_vm)
return ret;
hw_ver = geni_se_qupv3_hw_version(mas->wrapper_dev, &major,
&minor, &step);
if (hw_ver)