From 6191a86bf2de5413cc9100e1450b541e5dfcb8f9 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Thu, 19 Nov 2015 03:19:51 +0100
Subject: Support setting payload size

---
 pcilib/pci.c | 7 +++++++
 pcilib/pci.h | 1 +
 2 files changed, 8 insertions(+)

(limited to 'pcilib')

diff --git a/pcilib/pci.c b/pcilib/pci.c
index 26dfdbf..eaf41ac 100644
--- a/pcilib/pci.c
+++ b/pcilib/pci.c
@@ -483,3 +483,10 @@ int pcilib_set_dma_mask(pcilib_t *ctx, int mask) {
 
     return 0;
 }
+
+int pcilib_set_mps(pcilib_t *ctx, int mps) {
+    if (ioctl(ctx->handle, PCIDRIVER_IOC_MPS, mps) < 0)
+	return PCILIB_ERROR_FAILED;
+
+    return 0;
+}
diff --git a/pcilib/pci.h b/pcilib/pci.h
index b81d295..43de485 100644
--- a/pcilib/pci.h
+++ b/pcilib/pci.h
@@ -124,6 +124,7 @@ int pcilib_map_register_space(pcilib_t *ctx);
 int pcilib_map_data_space(pcilib_t *ctx, uintptr_t addr);
 
 int pcilib_set_dma_mask(pcilib_t *ctx, int mask);
+int pcilib_set_mps(pcilib_t *ctx, int mps);
 
 #ifdef __cplusplus
 }
-- 
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