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authorPatrick McHardy <kaber@trash.net>2010-05-10 18:39:28 +0200
committerPatrick McHardy <kaber@trash.net>2010-05-10 18:39:28 +0200
commit1e4b1057121bc756b91758a434b504d2010f6088 (patch)
treeb016cf2c728289c7e36d9e4e488f30ab0bd0ae6e /drivers/net/wireless/iwlwifi/iwl-3945.c
parentnetfilter: nf_conntrack_proto: fix warning with CONFIG_PROVE_RCU (diff)
parentipv4: remove ip_rt_secret timer (v4) (diff)
downloadlinux-dev-1e4b1057121bc756b91758a434b504d2010f6088.tar.xz
linux-dev-1e4b1057121bc756b91758a434b504d2010f6088.zip
Merge branch 'master' of /repos/git/net-next-2.6
Conflicts: net/bridge/br_device.c net/bridge/br_forward.c Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945.c74
1 files changed, 73 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index bde3b4cbab9d..17197a78d894 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -50,6 +50,7 @@
#include "iwl-helpers.h"
#include "iwl-led.h"
#include "iwl-3945-led.h"
+#include "iwl-3945-debugfs.h"
#define IWL_DECLARE_RATE_INFO(r, ip, in, rp, rn, pp, np) \
[IWL_RATE_##r##M_INDEX] = { IWL_RATE_##r##M_PLCP, \
@@ -293,7 +294,7 @@ static void iwl3945_tx_queue_reclaim(struct iwl_priv *priv,
* iwl3945_rx_reply_tx - Handle Tx response
*/
static void iwl3945_rx_reply_tx(struct iwl_priv *priv,
- struct iwl_rx_mem_buffer *rxb)
+ struct iwl_rx_mem_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
u16 sequence = le16_to_cpu(pkt->hdr.sequence);
@@ -351,18 +352,81 @@ static void iwl3945_rx_reply_tx(struct iwl_priv *priv,
* RX handler implementations
*
*****************************************************************************/
+#ifdef CONFIG_IWLWIFI_DEBUG
+/*
+ * based on the assumption of all statistics counter are in DWORD
+ * FIXME: This function is for debugging, do not deal with
+ * the case of counters roll-over.
+ */
+static void iwl3945_accumulative_statistics(struct iwl_priv *priv,
+ __le32 *stats)
+{
+ int i;
+ __le32 *prev_stats;
+ u32 *accum_stats;
+ u32 *delta, *max_delta;
+
+ prev_stats = (__le32 *)&priv->_3945.statistics;
+ accum_stats = (u32 *)&priv->_3945.accum_statistics;
+ delta = (u32 *)&priv->_3945.delta_statistics;
+ max_delta = (u32 *)&priv->_3945.max_delta;
+
+ for (i = sizeof(__le32); i < sizeof(struct iwl3945_notif_statistics);
+ i += sizeof(__le32), stats++, prev_stats++, delta++,
+ max_delta++, accum_stats++) {
+ if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats)) {
+ *delta = (le32_to_cpu(*stats) -
+ le32_to_cpu(*prev_stats));
+ *accum_stats += *delta;
+ if (*delta > *max_delta)
+ *max_delta = *delta;
+ }
+ }
+
+ /* reset accumulative statistics for "no-counter" type statistics */
+ priv->_3945.accum_statistics.general.temperature =
+ priv->_3945.statistics.general.temperature;
+ priv->_3945.accum_statistics.general.ttl_timestamp =
+ priv->_3945.statistics.general.ttl_timestamp;
+}
+#endif
void iwl3945_hw_rx_statistics(struct iwl_priv *priv,
struct iwl_rx_mem_buffer *rxb)
{
struct iwl_rx_packet *pkt = rxb_addr(rxb);
+
IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n",
(int)sizeof(struct iwl3945_notif_statistics),
le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK);
+#ifdef CONFIG_IWLWIFI_DEBUG
+ iwl3945_accumulative_statistics(priv, (__le32 *)&pkt->u.raw);
+#endif
memcpy(&priv->_3945.statistics, pkt->u.raw, sizeof(priv->_3945.statistics));
}
+void iwl3945_reply_statistics(struct iwl_priv *priv,
+ struct iwl_rx_mem_buffer *rxb)
+{
+ struct iwl_rx_packet *pkt = rxb_addr(rxb);
+ __le32 *flag = (__le32 *)&pkt->u.raw;
+
+ if (le32_to_cpu(*flag) & UCODE_STATISTICS_CLEAR_MSK) {
+#ifdef CONFIG_IWLWIFI_DEBUG
+ memset(&priv->_3945.accum_statistics, 0,
+ sizeof(struct iwl3945_notif_statistics));
+ memset(&priv->_3945.delta_statistics, 0,
+ sizeof(struct iwl3945_notif_statistics));
+ memset(&priv->_3945.max_delta, 0,
+ sizeof(struct iwl3945_notif_statistics));
+#endif
+ IWL_DEBUG_RX(priv, "Statistics have been cleared\n");
+ }
+ iwl3945_hw_rx_statistics(priv, rxb);
+}
+
+
/******************************************************************************
*
* Misc. internal state and helper functions
@@ -2688,6 +2752,7 @@ IWL3945_UCODE_GET(boot_size);
static struct iwl_hcmd_ops iwl3945_hcmd = {
.rxon_assoc = iwl3945_send_rxon_assoc,
.commit_rxon = iwl3945_commit_rxon,
+ .send_bt_config = iwl_send_bt_config,
};
static struct iwl_ucode_ops iwl3945_ucode = {
@@ -2735,12 +2800,19 @@ static struct iwl_lib_ops iwl3945_lib = {
.isr = iwl_isr_legacy,
.config_ap = iwl3945_config_ap,
.add_bcast_station = iwl3945_add_bcast_station,
+
+ .debugfs_ops = {
+ .rx_stats_read = iwl3945_ucode_rx_stats_read,
+ .tx_stats_read = iwl3945_ucode_tx_stats_read,
+ .general_stats_read = iwl3945_ucode_general_stats_read,
+ },
};
static struct iwl_hcmd_utils_ops iwl3945_hcmd_utils = {
.get_hcmd_size = iwl3945_get_hcmd_size,
.build_addsta_hcmd = iwl3945_build_addsta_hcmd,
.rts_tx_cmd_flag = iwlcore_rts_tx_cmd_flag,
+ .request_scan = iwl3945_request_scan,
};
static const struct iwl_ops iwl3945_ops = {