diff mbox series

[06/10] net: cadence_gem: Add support for jumbo frames

Message ID 1588441994-21447-7-git-send-email-sai.pavan.boddu@xilinx.com (mailing list archive)
State New, archived
Headers show
Series Cadence GEM Fixes | expand

Commit Message

Sai Pavan Boddu May 2, 2020, 5:53 p.m. UTC 
Jumbo frames of size 10240 bytes is added.

Signed-off-by: Sai Pavan Boddu <sai.pavan.boddu@xilinx.com>
---
 hw/net/cadence_gem.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
index cc9e735..75fdb00 100644
--- a/hw/net/cadence_gem.c
+++ b/hw/net/cadence_gem.c
@@ -313,6 +313,7 @@ 
 #define DESC_1_RX_EOF 0x00008000
 
 #define GEM_MODID_VALUE 0x00020118
+#define MAX_TX_FRAME_SIZE 10240
 
 static inline uint64_t tx_desc_get_buffer(CadenceGEMState *s, uint32_t *desc)
 {
@@ -1142,7 +1143,7 @@  static void gem_transmit(CadenceGEMState *s)
 {
     uint32_t desc[DESC_MAX_NUM_WORDS];
     hwaddr packet_desc_addr;
-    uint8_t     tx_packet[2048];
+    uint8_t     tx_packet[MAX_TX_FRAME_SIZE];
     uint8_t     *p;
     unsigned    total_bytes;
     int q = 0;
@@ -1343,7 +1344,7 @@  static void gem_reset(DeviceState *d)
     s->regs[GEM_RXPARTIALSF] = 0x000003ff;
     s->regs[GEM_MODID] = s->revision;
     s->regs[GEM_DESCONF] = 0x02500111;
-    s->regs[GEM_DESCONF2] = 0x2ab13fff;
+    s->regs[GEM_DESCONF2] = 0x2ab12800;
     s->regs[GEM_DESCONF5] = 0x002f2045;
     s->regs[GEM_DESCONF6] = GEM_DESCONF6_64B_MASK;