From 490c3c9bf986545bdd99dcd4b0045c747564be39 Mon Sep 17 00:00:00 2001 From: Eilon Greenstein Date: Mon, 2 Mar 2009 07:59:52 +0000 Subject: bnx2x: Using DMA engine Using DMA engine (DMAE) to initialize large consecutive memories in the chip Signed-off-by: Eilon Greenstein Signed-off-by: David S. Miller --- drivers/net/bnx2x_init.h | 36 ++++++++++++++++++---------------- drivers/net/bnx2x_main.c | 51 ++++++++++++------------------------------------ 2 files changed, 31 insertions(+), 56 deletions(-) diff --git a/drivers/net/bnx2x_init.h b/drivers/net/bnx2x_init.h index 8af27573afe..5362d5a42ac 100644 --- a/drivers/net/bnx2x_init.h +++ b/drivers/net/bnx2x_init.h @@ -22,12 +22,15 @@ #define INIT_ASIC 0x4 #define INIT_HARDWARE 0x7 -#define STORM_INTMEM_SIZE_E1 (0x5800 / 4) -#define STORM_INTMEM_SIZE_E1H (0x10000 / 4) -#define TSTORM_INTMEM_ADDR 0x1a0000 -#define CSTORM_INTMEM_ADDR 0x220000 -#define XSTORM_INTMEM_ADDR 0x2a0000 -#define USTORM_INTMEM_ADDR 0x320000 +#define TSTORM_INTMEM_ADDR TSEM_REG_FAST_MEMORY +#define CSTORM_INTMEM_ADDR CSEM_REG_FAST_MEMORY +#define XSTORM_INTMEM_ADDR XSEM_REG_FAST_MEMORY +#define USTORM_INTMEM_ADDR USEM_REG_FAST_MEMORY +/* RAM0 size in bytes */ +#define STORM_INTMEM_SIZE_E1 0x5800 +#define STORM_INTMEM_SIZE_E1H 0x10000 +#define STORM_INTMEM_SIZE(bp) ((CHIP_IS_E1H(bp) ? STORM_INTMEM_SIZE_E1H : \ + STORM_INTMEM_SIZE_E1) / 4) /* Init operation types and structures */ @@ -150,7 +153,6 @@ static void bnx2x_init_ind_wr(struct bnx2x *bp, u32 addr, const u32 *data, static void bnx2x_write_big_buf(struct bnx2x *bp, u32 addr, u32 len) { -#ifdef USE_DMAE int offset = 0; if (bp->dmae_ready) { @@ -164,21 +166,21 @@ static void bnx2x_write_big_buf(struct bnx2x *bp, u32 addr, u32 len) addr + offset, len); } else bnx2x_init_str_wr(bp, addr, bp->gunzip_buf, len); -#else - bnx2x_init_str_wr(bp, addr, bp->gunzip_buf, len); -#endif } static void bnx2x_init_fill(struct bnx2x *bp, u32 addr, int fill, u32 len) { - if ((len * 4) > FW_BUF_SIZE) { - BNX2X_ERR("LARGE DMAE OPERATION ! addr 0x%x len 0x%x\n", - addr, len*4); - return; - } - memset(bp->gunzip_buf, fill, len * 4); + u32 buf_len = (((len * 4) > FW_BUF_SIZE) ? FW_BUF_SIZE : (len * 4)); + u32 buf_len32 = buf_len / 4; + int i; - bnx2x_write_big_buf(bp, addr, len); + memset(bp->gunzip_buf, fill, buf_len); + + for (i = 0; i < len; i += buf_len32) { + u32 cur_len = min(buf_len32, len - i); + + bnx2x_write_big_buf(bp, addr + i * 4, cur_len); + } } static void bnx2x_init_wr_64(struct bnx2x *bp, u32 addr, const u32 *data, diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c index 46e2492fc9d..3ef24b9eab3 100644 --- a/drivers/net/bnx2x_main.c +++ b/drivers/net/bnx2x_main.c @@ -4223,10 +4223,10 @@ static void bnx2x_zero_sb(struct bnx2x *bp, int sb_id) { int port = BP_PORT(bp); - bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + + bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + USTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, sizeof(struct ustorm_status_block)/4); - bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + + bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + CSTORM_SB_HOST_STATUS_BLOCK_OFFSET(port, sb_id), 0, sizeof(struct cstorm_status_block)/4); } @@ -4280,18 +4280,18 @@ static void bnx2x_zero_def_sb(struct bnx2x *bp) { int func = BP_FUNC(bp); - bnx2x_init_fill(bp, BAR_USTRORM_INTMEM + + bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR + + TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, + sizeof(struct tstorm_def_status_block)/4); + bnx2x_init_fill(bp, USTORM_INTMEM_ADDR + USTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, sizeof(struct ustorm_def_status_block)/4); - bnx2x_init_fill(bp, BAR_CSTRORM_INTMEM + + bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR + CSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, sizeof(struct cstorm_def_status_block)/4); - bnx2x_init_fill(bp, BAR_XSTRORM_INTMEM + + bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR + XSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, sizeof(struct xstorm_def_status_block)/4); - bnx2x_init_fill(bp, BAR_TSTRORM_INTMEM + - TSTORM_DEF_SB_HOST_STATUS_BLOCK_OFFSET(func), 0, - sizeof(struct tstorm_def_status_block)/4); } static void bnx2x_init_def_sb(struct bnx2x *bp, @@ -5615,37 +5615,10 @@ static int bnx2x_init_common(struct bnx2x *bp) bnx2x_init_block(bp, USDM_COMMON_START, USDM_COMMON_END); bnx2x_init_block(bp, XSDM_COMMON_START, XSDM_COMMON_END); - if (CHIP_IS_E1H(bp)) { - bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, - TSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, - 0, STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, - CSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, - 0, STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, - XSTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, - 0, STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1H/2); - bnx2x_init_fill(bp, - USTORM_INTMEM_ADDR + STORM_INTMEM_SIZE_E1H/2, - 0, STORM_INTMEM_SIZE_E1H/2); - } else { /* E1 */ - bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1); - bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1); - bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1); - bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, - STORM_INTMEM_SIZE_E1); - } + bnx2x_init_fill(bp, TSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); + bnx2x_init_fill(bp, USTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); + bnx2x_init_fill(bp, CSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); + bnx2x_init_fill(bp, XSTORM_INTMEM_ADDR, 0, STORM_INTMEM_SIZE(bp)); bnx2x_init_block(bp, TSEM_COMMON_START, TSEM_COMMON_END); bnx2x_init_block(bp, USEM_COMMON_START, USEM_COMMON_END); -- cgit v1.2.3