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authorSteve Hodgson <shodgson@solarflare.com>2009-01-29 12:48:10 -0500
committerDavid S. Miller <davem@davemloft.net>2009-01-30 17:06:27 -0500
commit869b5b3888fbd2024af632e3648c00860ba3cca6 (patch)
treea7dacec43aa66e418c44c0597ab305f061e049c0
parenta11da890e4c9850411303efcf6514f048ca880ee (diff)
sfc: SFT9001: Enable robust link training
Enable a firmware option that appears to be necessary for reliable operation. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/sfc/tenxpress.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index 9ecb77da9545..19cfc318954c 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -67,6 +67,8 @@
67#define PMA_PMD_EXT_CLK312_WIDTH 1 67#define PMA_PMD_EXT_CLK312_WIDTH 1
68#define PMA_PMD_EXT_LPOWER_LBN 12 68#define PMA_PMD_EXT_LPOWER_LBN 12
69#define PMA_PMD_EXT_LPOWER_WIDTH 1 69#define PMA_PMD_EXT_LPOWER_WIDTH 1
70#define PMA_PMD_EXT_ROBUST_LBN 14
71#define PMA_PMD_EXT_ROBUST_WIDTH 1
70#define PMA_PMD_EXT_SSR_LBN 15 72#define PMA_PMD_EXT_SSR_LBN 15
71#define PMA_PMD_EXT_SSR_WIDTH 1 73#define PMA_PMD_EXT_SSR_WIDTH 1
72 74
@@ -284,7 +286,9 @@ static int tenxpress_init(struct efx_nic *efx)
284 PMA_PMD_XCONTROL_REG); 286 PMA_PMD_XCONTROL_REG);
285 reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) | 287 reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) |
286 (1 << PMA_PMD_EXT_CLK_OUT_LBN) | 288 (1 << PMA_PMD_EXT_CLK_OUT_LBN) |
287 (1 << PMA_PMD_EXT_CLK312_LBN)); 289 (1 << PMA_PMD_EXT_CLK312_LBN) |
290 (1 << PMA_PMD_EXT_ROBUST_LBN));
291
288 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD, 292 mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
289 PMA_PMD_XCONTROL_REG, reg); 293 PMA_PMD_XCONTROL_REG, reg);
290 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT, 294 mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,