On Wed, Jul 8, 2020 at 3:12 AM Simon Glass sjg@chromium.org wrote:
More complex device properties can be provided to drivers via a device-specific data (_DSD) object.
To create this we need to build it up in a separate data structure and then generate the ACPI code, due to its recursive nature.
Add an implementation of this.
Signed-off-by: Simon Glass sjg@chromium.org Reviewed-by: Wolfgang Wallner wolfgang.wallner@br-automation.com
Changes in v4:
- Drop embedded // comments in file comment
- Correct return value comment in acpi_dp_add_child()
- Rename acpi_dp_write_() to acpi_dp_write_internal() and make static
- Use a #define for the test context size
- Add a header file for test to allow sharing the context init function
- Rename and get_length() into a shared test file
- Add missing arg to comment for acpi_dp_write()
Changes in v3:
- Allow the name parameter to be NULL
- Add error checking to acpi_dp_add_integer_array()
- Fix 'acpi_device.v' typo
- Drop unused ACPI_CPU_STRING
include/acpi/acpi_dp.h | 217 +++++++++++++++++++++++ include/acpi/acpigen.h | 1 + lib/acpi/Makefile | 1 + lib/acpi/acpi_dp.c | 323 ++++++++++++++++++++++++++++++++++ test/dm/Makefile | 1 + test/dm/acpi.h | 29 ++++ test/dm/acpi_dp.c | 385 +++++++++++++++++++++++++++++++++++++++++ test/dm/acpigen.c | 39 ++--- 8 files changed, 974 insertions(+), 22 deletions(-) create mode 100644 include/acpi/acpi_dp.h create mode 100644 lib/acpi/acpi_dp.c create mode 100644 test/dm/acpi.h create mode 100644 test/dm/acpi_dp.c
Reviewed-by: Bin Meng bmeng.cn@gmail.com