[net-next-2.6 PATCH 3/9] vxge: Removed accessing non-supported registers.
From: Sreenivasa Honnur <hidden>
Date: 2009-10-05 11:59:25
- Removed accessing GENDMA_INT register - This allowed the firmware to perform a generic DMA write to host memory. This feature is not supported by the ASIC, this patch removes access to GENDMA_INT register. Signed-off-by: Sreenivasa Honnur <redacted> --- diff -urpN patch2/drivers/net/vxge/vxge-config.c patch3/drivers/net/vxge/vxge-config.c
--- patch2/drivers/net/vxge/vxge-config.c 2009-09-04 01:17:22.000000000 -0700
+++ patch3/drivers/net/vxge/vxge-config.c 2009-09-04 01:19:53.000000000 -0700@@ -4106,8 +4106,6 @@ __vxge_hw_vpath_initialize(struct __vxge if (status != VXGE_HW_OK) goto exit; - writeq(0, &vp_reg->gendma_int); - val64 = readq(&vp_reg->rtdma_rd_optimization_ctrl); /* Get MRRS value from device control */
diff -urpN patch2/drivers/net/vxge/vxge-reg.h patch3/drivers/net/vxge/vxge-reg.h
--- patch2/drivers/net/vxge/vxge-reg.h 2009-09-04 01:17:22.000000000 -0700
+++ patch3/drivers/net/vxge/vxge-reg.h 2009-09-04 01:20:26.000000000 -0700@@ -4326,10 +4326,6 @@ struct vxge_hw_vpath_reg { /*0x011e0*/ u64 umq_bwr_init_byte; #define VXGE_HW_UMQ_BWR_INIT_BYTE_COUNT(val) vxge_vBIT(val, 0, 32) /*0x011e8*/ u64 gendma_int; -#define VXGE_HW_GENDMA_INT_IMMED_ENABLE vxge_mBIT(6) -#define VXGE_HW_GENDMA_INT_EVENT_ENABLE vxge_mBIT(7) -#define VXGE_HW_GENDMA_INT_NUMBER(val) vxge_vBIT(val, 9, 7) -#define VXGE_HW_GENDMA_INT_BITMAP(val) vxge_vBIT(val, 16, 16) /*0x011f0*/ u64 umqdmq_ir_init_notify; #define VXGE_HW_UMQDMQ_IR_INIT_NOTIFY_PULSE vxge_mBIT(3) /*0x011f8*/ u64 dmq_init_notify;