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| author | Chalapathi V <chalapathi.v@linux.ibm.com> | 2025-03-03 08:13:25 -0600 |
|---|---|---|
| committer | Nicholas Piggin <npiggin@gmail.com> | 2025-03-11 22:43:31 +1000 |
| commit | 17befecda85d585c5b0186af3c4e74fb8b82cbce (patch) | |
| tree | b694b3218bf063f9ffc74ff11efe342ea5103463 /include/hw/ssi/pnv_spi.h | |
| parent | ffc2cabeb536bc595543845c5fe6147d4f9718d3 (diff) | |
| download | focaccia-qemu-17befecda85d585c5b0186af3c4e74fb8b82cbce.tar.gz focaccia-qemu-17befecda85d585c5b0186af3c4e74fb8b82cbce.zip | |
hw/ssi/pnv_spi: Replace PnvXferBuffer with Fifo8 structure
In PnvXferBuffer dynamically allocating and freeing is a process overhead. Hence used an existing Fifo8 buffer with capacity of 16 bytes. Signed-off-by: Chalapathi V <chalapathi.v@linux.ibm.com> Message-ID: <20250303141328.23991-2-chalapathi.v@linux.ibm.com> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Diffstat (limited to '')
| -rw-r--r-- | include/hw/ssi/pnv_spi.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/hw/ssi/pnv_spi.h b/include/hw/ssi/pnv_spi.h index 8815f67d45..9878d9a25f 100644 --- a/include/hw/ssi/pnv_spi.h +++ b/include/hw/ssi/pnv_spi.h @@ -23,6 +23,7 @@ #include "hw/ssi/ssi.h" #include "hw/sysbus.h" +#include "qemu/fifo8.h" #define TYPE_PNV_SPI "pnv-spi" OBJECT_DECLARE_SIMPLE_TYPE(PnvSpi, PNV_SPI) @@ -37,6 +38,8 @@ typedef struct PnvSpi { SSIBus *ssi_bus; qemu_irq *cs_line; MemoryRegion xscom_spic_regs; + Fifo8 tx_fifo; + Fifo8 rx_fifo; /* SPI object number */ uint32_t spic_num; uint8_t transfer_len; |