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Date: Thu, 23 Apr 2009 23:05:47 -0400
From: "Ramkrishna Vepa" <Ramkrishna.Vepa@...erion.com>
To: "Alexander Beregalov" <a.beregalov@...il.com>,
<netdev@...r.kernel.org>, "David Miller" <davem@...emloft.net>
Subject: RE: [PATCH] vxge: use max() instead of VXGE_HW_SET_LEVEL
Thanks! Changes look good.
Ram
> -----Original Message-----
> From: Alexander Beregalov [mailto:a.beregalov@...il.com]
> Sent: Thursday, April 23, 2009 6:53 PM
> To: Ramkrishna Vepa; netdev@...r.kernel.org
> Cc: Alexander Beregalov
> Subject: [PATCH] vxge: use max() instead of VXGE_HW_SET_LEVEL
>
>
> Signed-off-by: Alexander Beregalov <a.beregalov@...il.com>
> ---
> drivers/net/vxge/vxge-traffic.c | 55
++++++++++++++++------------------
> ----
> drivers/net/vxge/vxge-traffic.h | 2 -
> 2 files changed, 23 insertions(+), 34 deletions(-)
>
> diff --git a/drivers/net/vxge/vxge-traffic.c b/drivers/net/vxge/vxge-
> traffic.c
> index 506625b..cf4ebb5 100644
> --- a/drivers/net/vxge/vxge-traffic.c
> +++ b/drivers/net/vxge/vxge-traffic.c
> @@ -505,7 +505,7 @@ enum vxge_hw_status
vxge_hw_device_begin_irq(struct
> __vxge_hw_device *hldev,
> ret = __vxge_hw_vpath_alarm_process(
> &hldev->virtual_paths[i], skip_alarms);
>
> - error_level = VXGE_HW_SET_LEVEL(ret,
error_level);
> + error_level = max(ret, error_level);
>
> if (unlikely((ret == VXGE_HW_ERR_CRITICAL) ||
> (ret == VXGE_HW_ERR_SLOT_FREEZE)))
> @@ -1921,7 +1921,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> struct vxge_hw_vpath_reg __iomem *vp_reg;
>
> if (vpath == NULL) {
> - alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
> + alarm_event = max(VXGE_HW_EVENT_UNKNOWN,
> alarm_event);
> goto out2;
> }
> @@ -1931,7 +1931,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> alarm_status = readq(&vp_reg->vpath_general_int_status);
>
> if (alarm_status == VXGE_HW_ALL_FOXES) {
> - alarm_event =
VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_SLOT_FREEZE,
> + alarm_event = max(VXGE_HW_EVENT_SLOT_FREEZE,
> alarm_event);
> goto out;
> }
> @@ -1945,7 +1945,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> VXGE_HW_VPATH_GENERAL_INT_STATUS_XMAC_INT)) {
> sw_stats->error_stats.unknown_alarms++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(VXGE_HW_EVENT_UNKNOWN,
> + alarm_event = max(VXGE_HW_EVENT_UNKNOWN,
> alarm_event);
> goto out;
> }
> @@ -1975,8 +1975,8 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> &vp_reg->asic_ntwk_vp_err_mask);
>
>
__vxge_hw_device_handle_link_down_ind(hldev);
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_LINK_DOWN,
alarm_event);
> + alarm_event =
max(VXGE_HW_EVENT_LINK_DOWN,
> + alarm_event);
> }
>
> if (((val64 &
> @@ -1996,15 +1996,15 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> &vp_reg->asic_ntwk_vp_err_mask);
>
>
__vxge_hw_device_handle_link_up_ind(hldev);
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_LINK_UP,
alarm_event);
> + alarm_event = max(VXGE_HW_EVENT_LINK_UP,
> + alarm_event);
> }
>
> writeq(VXGE_HW_INTR_MASK_ALL,
> &vp_reg->asic_ntwk_vp_err_reg);
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_ALARM_CLEARED,
alarm_event);
> + alarm_event = max(VXGE_HW_EVENT_ALARM_CLEARED,
> + alarm_event);
>
> if (skip_alarms)
> return VXGE_HW_OK;
> @@ -2026,8 +2026,8 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
> sw_stats->error_stats.ini_serr_det++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_SERR,
alarm_event);
> + alarm_event = max(VXGE_HW_EVENT_SERR,
> + alarm_event);
> }
>
> if ((val64 &
> @@ -2035,8 +2035,8 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
>
sw_stats->error_stats.dblgen_fifo0_overflow++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_FIFO_ERR,
alarm_event);
> + alarm_event =
max(VXGE_HW_EVENT_FIFO_ERR,
> + alarm_event);
> }
>
> if ((val64 &
> @@ -2057,8 +2057,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> if (!skip_alarms) {
> writeq(VXGE_HW_INTR_MASK_ALL,
> &vp_reg->general_errors_reg);
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_ALARM_CLEARED,
> + alarm_event =
max(VXGE_HW_EVENT_ALARM_CLEARED,
> alarm_event);
> }
> }
> @@ -2074,8 +2073,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
>
sw_stats->error_stats.kdfcctl_fifo0_overwrite++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_FIFO_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_FIFO_ERR,
> alarm_event);
> }
>
> @@ -2084,8 +2082,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
>
sw_stats->error_stats.kdfcctl_fifo0_poison++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_FIFO_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_FIFO_ERR,
> alarm_event);
> }
>
> @@ -2094,16 +2091,14 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
>
sw_stats->error_stats.kdfcctl_fifo0_dma_error++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_FIFO_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_FIFO_ERR,
> alarm_event);
> }
>
> if (!skip_alarms) {
> writeq(VXGE_HW_INTR_MASK_ALL,
> &vp_reg->kdfcctl_errors_reg);
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_ALARM_CLEARED,
> + alarm_event =
max(VXGE_HW_EVENT_ALARM_CLEARED,
> alarm_event);
> }
> }
> @@ -2127,8 +2122,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> ~mask64) {
>
sw_stats->error_stats.prc_rxdcm_sc_err++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_VPATH_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_VPATH_ERR,
> alarm_event);
> }
>
> @@ -2136,8 +2130,7 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> & ~mask64) {
>
sw_stats->error_stats.prc_rxdcm_sc_abort++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_VPATH_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_VPATH_ERR,
> alarm_event);
> }
>
> @@ -2145,16 +2138,14 @@ enum vxge_hw_status
__vxge_hw_vpath_alarm_process(
> & ~mask64) {
>
sw_stats->error_stats.prc_quanta_size_err++;
>
> - alarm_event = VXGE_HW_SET_LEVEL(
> - VXGE_HW_EVENT_VPATH_ERR,
> + alarm_event =
max(VXGE_HW_EVENT_VPATH_ERR,
> alarm_event);
> }
>
> if (!skip_alarms) {
> writeq(VXGE_HW_INTR_MASK_ALL,
> &vp_reg->prc_alarm_reg);
> - alarm_event = VXGE_HW_SET_LEVEL(
> -
VXGE_HW_EVENT_ALARM_CLEARED,
> + alarm_event =
max(VXGE_HW_EVENT_ALARM_CLEARED,
> alarm_event);
> }
> }
> diff --git a/drivers/net/vxge/vxge-traffic.h b/drivers/net/vxge/vxge-
> traffic.h
> index 7567a11..d03f3d3 100644
> --- a/drivers/net/vxge/vxge-traffic.h
> +++ b/drivers/net/vxge/vxge-traffic.h
> @@ -110,8 +110,6 @@ enum vxge_hw_event {
> VXGE_HW_EVENT_SLOT_FREEZE = VXGE_HW_EVENT_BASE + 14,
> };
>
> -#define VXGE_HW_SET_LEVEL(a, b) (((a) > (b)) ? (a) : (b))
> -
> /*
> * struct vxge_hw_mempool_dma - Represents DMA objects passed to the
> caller.
> --
> 1.6.2.3
--
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