diff options
| author | Luca Weiss <luca@z3ntu.xyz> | 2023-05-29 10:41:15 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-09-19 12:20:10 +0200 |
| commit | 1356531e9249a1276f881c85f2ee1d9797ffe749 (patch) | |
| tree | 4c592aadce73c7320c8aec6df79a39a57eaae0c2 /drivers/soc | |
| parent | 4bf179f536942d1e59df50db1bc5ffc9a5fa50eb (diff) | |
| download | linux-1356531e9249a1276f881c85f2ee1d9797ffe749.tar.gz linux-1356531e9249a1276f881c85f2ee1d9797ffe749.tar.bz2 linux-1356531e9249a1276f881c85f2ee1d9797ffe749.zip | |
soc: qcom: ocmem: Add OCMEM hardware version print
[ Upstream commit e81a16e77259294cd4ff0a9c1fbe5aa0e311a47d ]
It might be useful to know what hardware version of the OCMEM block the
SoC contains. Add a debug print for that.
Signed-off-by: Luca Weiss <luca@z3ntu.xyz>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230509-ocmem-hwver-v3-1-e51f3488e0f4@z3ntu.xyz
Stable-dep-of: a7b484b1c933 ("soc: qcom: ocmem: Fix NUM_PORTS & NUM_MACROS macros")
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/qcom/ocmem.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/soc/qcom/ocmem.c b/drivers/soc/qcom/ocmem.c index 1dfdd0b9ba24..ae023bef81b6 100644 --- a/drivers/soc/qcom/ocmem.c +++ b/drivers/soc/qcom/ocmem.c @@ -76,6 +76,10 @@ struct ocmem { #define OCMEM_REG_GFX_MPU_START 0x00001004 #define OCMEM_REG_GFX_MPU_END 0x00001008 +#define OCMEM_HW_VERSION_MAJOR(val) FIELD_GET(GENMASK(31, 28), val) +#define OCMEM_HW_VERSION_MINOR(val) FIELD_GET(GENMASK(27, 16), val) +#define OCMEM_HW_VERSION_STEP(val) FIELD_GET(GENMASK(15, 0), val) + #define OCMEM_HW_PROFILE_NUM_PORTS(val) FIELD_PREP(0x0000000f, (val)) #define OCMEM_HW_PROFILE_NUM_MACROS(val) FIELD_PREP(0x00003f00, (val)) @@ -357,6 +361,12 @@ static int ocmem_dev_probe(struct platform_device *pdev) } } + reg = ocmem_read(ocmem, OCMEM_REG_HW_VERSION); + dev_dbg(dev, "OCMEM hardware version: %lu.%lu.%lu\n", + OCMEM_HW_VERSION_MAJOR(reg), + OCMEM_HW_VERSION_MINOR(reg), + OCMEM_HW_VERSION_STEP(reg)); + reg = ocmem_read(ocmem, OCMEM_REG_HW_PROFILE); ocmem->num_ports = OCMEM_HW_PROFILE_NUM_PORTS(reg); ocmem->num_macros = OCMEM_HW_PROFILE_NUM_MACROS(reg); |