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| author | Edgar E. Iglesias | 2018-10-11 04:19:23 +0200 |
|---|---|---|
| committer | Peter Maydell | 2018-10-16 18:13:48 +0200 |
| commit | 8568313f3bdf4bc1de7ace0eb5b92343fc19f3c8 (patch) | |
| tree | 9efd2a4129aa29ad5a1a95657ba4cc3060be3928 /include/hw/net | |
| parent | net: cadence_gem: Use uint32_t for 32bit descriptor words (diff) | |
| download | qemu-8568313f3bdf4bc1de7ace0eb5b92343fc19f3c8.tar.gz qemu-8568313f3bdf4bc1de7ace0eb5b92343fc19f3c8.tar.xz qemu-8568313f3bdf4bc1de7ace0eb5b92343fc19f3c8.zip | |
net: cadence_gem: Add macro with max number of descriptor words
Add macro with max number of DMA descriptor words.
No functional change.
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 20181011021931.4249-5-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/net')
| -rw-r--r-- | include/hw/net/cadence_gem.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/hw/net/cadence_gem.h b/include/hw/net/cadence_gem.h index 633d564dc3..b33ef6513b 100644 --- a/include/hw/net/cadence_gem.h +++ b/include/hw/net/cadence_gem.h @@ -32,6 +32,9 @@ #define CADENCE_GEM_MAXREG (0x00000800 / 4) /* Last valid GEM address */ +/* Max number of words in a DMA descriptor. */ +#define DESC_MAX_NUM_WORDS 2 + #define MAX_PRIORITY_QUEUES 8 #define MAX_TYPE1_SCREENERS 16 #define MAX_TYPE2_SCREENERS 16 @@ -74,7 +77,7 @@ typedef struct CadenceGEMState { uint8_t can_rx_state; /* Debug only */ - uint32_t rx_desc[MAX_PRIORITY_QUEUES][2]; + uint32_t rx_desc[MAX_PRIORITY_QUEUES][DESC_MAX_NUM_WORDS]; bool sar_active[4]; } CadenceGEMState; |