u-boot.git/drivers/soc/qcom/cmd-db.c, branch master Unnamed repository; edit this file 'description' to name the repository. soc: qcom: cmd-db: Add cmd_db_read_slave_id() & cmd_db_read_aux_data() functions 2025-11-18T08:29:34+00:00 Aswin Murugan aswin.murugan@oss.qualcomm.com 2025-11-13T11:34:23+00:00 a264c0454b8ddd8c5ac0ed29623c72f65ec4d53f Partially reverted commit "soc: qcom: cmd-db: drop unused functions" by restoring only the cmd_db_read_slave_id() and cmd_db_read_aux_data() functions, which were removed in that commit. These functions are required for the RPMH Power Domain Driver. Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Reviewed-by: Casey Connolly <casey.connolly@linaro.org> Signed-off-by: Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com> Signed-off-by: Aswin Murugan <aswin.murugan@oss.qualcomm.com> Reviewed-by: Casey Connolly <casey.connolly@linaro.org>> --- Link: https://patch.msgid.link/20251113113427.2218045-2-aswin.murugan@oss.qualcomm.com Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> 
Partially reverted commit "soc: qcom: cmd-db: drop unused
functions" by restoring only the cmd_db_read_slave_id() and
cmd_db_read_aux_data() functions, which were removed in that
commit. These functions are required for the RPMH Power Domain
Driver.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Casey Connolly <casey.connolly@linaro.org>
Signed-off-by: Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com>
Signed-off-by: Aswin Murugan <aswin.murugan@oss.qualcomm.com>
Reviewed-by: Casey Connolly <casey.connolly@linaro.org>> ---
Link: https://patch.msgid.link/20251113113427.2218045-2-aswin.murugan@oss.qualcomm.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
soc: qcom: cmd-db: map cmd-db region 2024-09-06T08:47:46+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-08-08T23:59:33+00:00 a9cbf76e4dd3c3295ed975a14ae4dfb258aefd4b On at least SM8650 this region might not be included in the memory map. Use the new mmu_map_region() helper to map it during bind(). Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
On at least SM8650 this region might not be included in the memory map.
Use the new mmu_map_region() helper to map it during bind().

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: cmd-db: use strncmp() instead of memcmp() 2024-09-06T08:47:46+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-08-08T23:59:32+00:00 75acc51189117b9c42232d0ea5c75cf72e39a4d8 memcmp() can cause aborts on some platforms and generally seems to be the wrong approach here. Use strncmp() instead which is more correct. Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
memcmp() can cause aborts on some platforms and generally seems to be
the wrong approach here. Use strncmp() instead which is more correct.

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: cmd-db: adjust for U-Boot API 2024-07-25T23:28:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-07-15T10:08:06+00:00 fb0fd32a4d0337dc107cea52247029ed5cc6a4c2 Keep the header pointer in the .data section so we don't initialize it again after relocation, adjust cmd_db_get_header() to work with the U-Boot API, and skip validating the header since all cmd-db users are children of the rpmh-rsc and those children will only probe if cmd-db initializes successfully. Acked-by: Sumit Garg <sumit.garg@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
Keep the header pointer in the .data section so we don't initialize it
again after relocation, adjust cmd_db_get_header() to work with the
U-Boot API, and skip validating the header since all cmd-db users are
children of the rpmh-rsc and those children will only probe if cmd-db
initializes successfully.

Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: cmd-db: adjust probe for U-Boot 2024-07-25T23:28:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-07-15T10:08:05+00:00 1a2df137aad97d0021ccbf4be5497414159babbd Integrate cmd-db into the U-Boot driver model. This is just a wrapper around an in-memory database, so we just need to get the address and validate that cmd-db is there. Since cmd_db_header will be stored in the .data section we can skip bind if it's already set. Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
Integrate cmd-db into the U-Boot driver model.

This is just a wrapper around an in-memory database, so we just need to
get the address and validate that cmd-db is there.

Since cmd_db_header will be stored in the .data section we can skip
bind if it's already set.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: cmd-db: drop unused functions 2024-07-25T23:28:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-07-15T10:08:04+00:00 bb991ab7a9bb0d070728fd5c9876f84cbe8bd325 Due to our simpler rpmh-rsc driver and lack of debugfs, we don't need quite a few cmd-db functions, just drop them. Acked-by: Sumit Garg <sumit.garg@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
Due to our simpler rpmh-rsc driver and lack of debugfs, we don't need
quite a few cmd-db functions, just drop them.

Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: cmd-db: adjust headers for U-Boot 2024-07-25T23:28:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-07-15T10:08:03+00:00 5f791b81187d2cec34d03b031700827056b27c47 Replace unused/unsupported Linux headers with appropriate U-Boot alternatives. Acked-by: Sumit Garg <sumit.garg@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
Replace unused/unsupported Linux headers with appropriate U-Boot
alternatives.

Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
soc: qcom: import rpmh and cmd-db drivers from Linux 2024-07-25T23:28:10+00:00 Caleb Connolly caleb.connolly@linaro.org 2024-07-15T10:08:02+00:00 6716e2211f09551b7bf5ddae0634e388e906b219 Import RPMh and cmd-db framework from Linux 6.10-rc6. Acked-by: Sumit Garg <sumit.garg@linaro.org> Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org> 
Import RPMh and cmd-db framework from Linux 6.10-rc6.

Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>