mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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40d2070d98
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15011 3c298f89-4303-0410-b956-a3cf2f4a3e73
363 lines
12 KiB
Diff
363 lines
12 KiB
Diff
From f259d74e030faab15b95fb4bb56d7f424773c278 Mon Sep 17 00:00:00 2001
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From: Geoff Levand <geoffrey.levand@am.sony.com>
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Date: Tue, 6 Jan 2009 11:32:21 +0000
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Subject: [PATCH] mtd/ps3vram: Cleanup ps3vram driver messages
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Cleanup the ps3vram driver messages. Add a new struct device pointer
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variable dev to struct ps3vram_priv and use dev_dbg(), pr_dbg(), etc.
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where appropriate.
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Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
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Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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---
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drivers/mtd/devices/ps3vram.c | 116 ++++++++++++++++++++++++-----------------
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1 files changed, 68 insertions(+), 48 deletions(-)
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diff --git a/drivers/mtd/devices/ps3vram.c b/drivers/mtd/devices/ps3vram.c
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index 18ca521..f5cc290 100644
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--- a/drivers/mtd/devices/ps3vram.c
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+++ b/drivers/mtd/devices/ps3vram.c
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@@ -53,9 +53,6 @@ struct mtd_info ps3vram_mtd;
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#define CACHE_PAGE_PRESENT 1
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#define CACHE_PAGE_DIRTY 2
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-#define dbg(fmt, args...) \
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- pr_debug("%s:%d " fmt "\n", __func__, __LINE__, ## args)
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-
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struct ps3vram_tag {
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unsigned int address;
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unsigned int flags;
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@@ -78,6 +75,7 @@ struct ps3vram_priv {
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uint32_t *fifo_base;
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uint32_t *fifo_ptr;
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+ struct device *dev;
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struct ps3vram_cache cache;
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/* Used to serialize cache/DMA operations */
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@@ -148,8 +146,9 @@ static int ps3vram_wait_ring(struct mtd_info *mtd, int timeout)
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udelay(1);
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}
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if (timeout == 0) {
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- pr_err("FIFO timeout (%08x/%08x/%08x)\n", priv->ctrl[CTRL_PUT],
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- priv->ctrl[CTRL_GET], priv->ctrl[CTRL_TOP]);
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+ dev_dbg(priv->dev, "%s:%d: FIFO timeout (%08x/%08x/%08x)\n",
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+ __func__, __LINE__, priv->ctrl[CTRL_PUT],
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+ priv->ctrl[CTRL_GET], priv->ctrl[CTRL_TOP]);
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return -ETIMEDOUT;
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}
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@@ -181,7 +180,8 @@ static void ps3vram_rewind_ring(struct mtd_info *mtd)
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L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT,
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0, 0, 0, 0);
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if (status)
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- pr_err("ps3vram: lv1_gpu_context_attribute FB_BLIT failed\n");
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+ dev_err(priv->dev, "%s:%d: lv1_gpu_context_attribute failed\n",
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+ __func__, __LINE__);
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priv->fifo_ptr = priv->fifo_base;
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}
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@@ -201,11 +201,13 @@ static void ps3vram_fire_ring(struct mtd_info *mtd)
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L1GPU_CONTEXT_ATTRIBUTE_FB_BLIT,
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0, 0, 0, 0);
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if (status)
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- pr_err("ps3vram: lv1_gpu_context_attribute FB_BLIT failed\n");
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+ dev_err(priv->dev, "%s:%d: lv1_gpu_context_attribute failed\n",
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+ __func__, __LINE__);
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if ((priv->fifo_ptr - priv->fifo_base) * sizeof(uint32_t) >
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FIFO_SIZE - 1024) {
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- dbg("fifo full, rewinding");
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+ dev_dbg(priv->dev, "%s:%d: fifo full, rewinding\n", __func__,
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+ __LINE__);
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ps3vram_wait_ring(mtd, 200);
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ps3vram_rewind_ring(mtd);
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}
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@@ -258,7 +260,8 @@ static int ps3vram_upload(struct mtd_info *mtd, unsigned int src_offset,
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ps3vram_out_ring(priv, 0);
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ps3vram_fire_ring(mtd);
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if (ps3vram_notifier_wait(mtd, 200) < 0) {
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- pr_err("notifier timeout\n");
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+ dev_dbg(priv->dev, "%s:%d: notifier timeout\n", __func__,
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+ __LINE__);
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return -1;
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}
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@@ -289,7 +292,8 @@ static int ps3vram_download(struct mtd_info *mtd, unsigned int src_offset,
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ps3vram_out_ring(priv, 0);
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ps3vram_fire_ring(mtd);
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if (ps3vram_notifier_wait(mtd, 200) < 0) {
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- pr_err("notifier timeout\n");
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+ dev_dbg(priv->dev, "%s:%d: notifier timeout\n", __func__,
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+ __LINE__);
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return -1;
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}
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@@ -302,16 +306,17 @@ static void ps3vram_cache_evict(struct mtd_info *mtd, int entry)
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struct ps3vram_cache *cache = &priv->cache;
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if (cache->tags[entry].flags & CACHE_PAGE_DIRTY) {
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- dbg("flushing %d : 0x%08x", entry, cache->tags[entry].address);
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+ dev_dbg(priv->dev, "%s:%d: flushing %d : 0x%08x\n", __func__,
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+ __LINE__, entry, cache->tags[entry].address);
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if (ps3vram_upload(mtd,
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CACHE_OFFSET + entry * cache->page_size,
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cache->tags[entry].address,
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DMA_PAGE_SIZE,
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cache->page_size / DMA_PAGE_SIZE) < 0) {
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- pr_err("failed to upload from 0x%x to 0x%x size 0x%x\n",
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- entry * cache->page_size,
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- cache->tags[entry].address,
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- cache->page_size);
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+ dev_dbg(priv->dev, "%s:%d: failed to upload from "
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+ "0x%x to 0x%x size 0x%x\n", __func__, __LINE__,
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+ entry * cache->page_size,
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+ cache->tags[entry].address, cache->page_size);
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}
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cache->tags[entry].flags &= ~CACHE_PAGE_DIRTY;
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}
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@@ -323,16 +328,16 @@ static void ps3vram_cache_load(struct mtd_info *mtd, int entry,
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struct ps3vram_priv *priv = mtd->priv;
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struct ps3vram_cache *cache = &priv->cache;
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- dbg("fetching %d : 0x%08x", entry, address);
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+ dev_dbg(priv->dev, "%s:%d: fetching %d : 0x%08x\n", __func__, __LINE__,
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+ entry, address);
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if (ps3vram_download(mtd,
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address,
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CACHE_OFFSET + entry * cache->page_size,
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DMA_PAGE_SIZE,
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cache->page_size / DMA_PAGE_SIZE) < 0) {
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- pr_err("failed to download from 0x%x to 0x%x size 0x%x\n",
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- address,
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- entry * cache->page_size,
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- cache->page_size);
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+ dev_err(priv->dev, "%s:%d: failed to download from "
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+ "0x%x to 0x%x size 0x%x\n", __func__, __LINE__, address,
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+ entry * cache->page_size, cache->page_size);
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}
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cache->tags[entry].address = address;
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@@ -346,7 +351,7 @@ static void ps3vram_cache_flush(struct mtd_info *mtd)
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struct ps3vram_cache *cache = &priv->cache;
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int i;
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- dbg("FLUSH");
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+ dev_dbg(priv->dev, "%s:%d: FLUSH\n", __func__, __LINE__);
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for (i = 0; i < cache->page_count; i++) {
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ps3vram_cache_evict(mtd, i);
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cache->tags[i].flags = 0;
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@@ -369,15 +374,15 @@ static unsigned int ps3vram_cache_match(struct mtd_info *mtd, loff_t address)
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for (i = 0; i < cache->page_count; i++) {
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if ((cache->tags[i].flags & CACHE_PAGE_PRESENT) &&
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cache->tags[i].address == base) {
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- dbg("found entry %d : 0x%08x",
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- i, cache->tags[i].address);
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+ dev_dbg(priv->dev, "%s:%d: found entry %d : 0x%08x\n",
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+ __func__, __LINE__, i, cache->tags[i].address);
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return i;
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}
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}
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/* choose a random entry */
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i = (jiffies + (counter++)) % cache->page_count;
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- dbg("using cache entry %d", i);
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+ dev_dbg(priv->dev, "%s:%d: using entry %d\n", __func__, __LINE__, i);
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ps3vram_cache_evict(mtd, i);
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ps3vram_cache_load(mtd, i, base);
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@@ -389,18 +394,19 @@ static int ps3vram_cache_init(struct mtd_info *mtd)
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{
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struct ps3vram_priv *priv = mtd->priv;
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- pr_info("creating cache: %d entries, %d bytes pages\n",
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- CACHE_PAGE_COUNT, CACHE_PAGE_SIZE);
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-
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priv->cache.page_count = CACHE_PAGE_COUNT;
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priv->cache.page_size = CACHE_PAGE_SIZE;
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priv->cache.tags = kzalloc(sizeof(struct ps3vram_tag) *
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CACHE_PAGE_COUNT, GFP_KERNEL);
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if (priv->cache.tags == NULL) {
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- pr_err("could not allocate cache tags\n");
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+ dev_err(priv->dev, "%s:%d: could not allocate cache tags\n",
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+ __func__, __LINE__);
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return -ENOMEM;
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}
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+ dev_info(priv->dev, "created ram cache: %d entries, %d KiB each\n",
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+ CACHE_PAGE_COUNT, CACHE_PAGE_SIZE / 1024);
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+
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return 0;
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}
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@@ -434,14 +440,14 @@ static int ps3vram_erase(struct mtd_info *mtd, struct erase_info *instr)
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return 0;
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}
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-
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static int ps3vram_read(struct mtd_info *mtd, loff_t from, size_t len,
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size_t *retlen, u_char *buf)
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{
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struct ps3vram_priv *priv = mtd->priv;
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unsigned int cached, count;
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- dbg("from = 0x%08x len = 0x%zx", (unsigned int) from, len);
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+ dev_dbg(priv->dev, "%s:%d: from=0x%08x len=0x%zx\n", __func__, __LINE__,
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+ (unsigned int)from, len);
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if (from >= mtd->size)
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return -EINVAL;
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@@ -463,8 +469,9 @@ static int ps3vram_read(struct mtd_info *mtd, loff_t from, size_t len,
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entry = ps3vram_cache_match(mtd, from);
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cached = CACHE_OFFSET + entry * priv->cache.page_size + offset;
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- dbg("from=%08x cached=%08x offset=%08x avail=%08x count=%08x",
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- (unsigned)from, cached, offset, avail, count);
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+ dev_dbg(priv->dev, "%s:%d: from=%08x cached=%08x offset=%08x "
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+ "avail=%08x count=%08x\n", __func__, __LINE__,
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+ (unsigned int)from, cached, offset, avail, count);
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if (avail > count)
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avail = count;
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@@ -507,8 +514,9 @@ static int ps3vram_write(struct mtd_info *mtd, loff_t to, size_t len,
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entry = ps3vram_cache_match(mtd, to);
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cached = CACHE_OFFSET + entry * priv->cache.page_size + offset;
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- dbg("to=%08x cached=%08x offset=%08x avail=%08x count=%08x",
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- (unsigned) to, cached, offset, avail, count);
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+ dev_dbg(priv->dev, "%s:%d: to=%08x cached=%08x offset=%08x "
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+ "avail=%08x count=%08x\n", __func__, __LINE__,
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+ (unsigned int)to, cached, offset, avail, count);
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if (avail > count)
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avail = count;
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@@ -544,12 +552,14 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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priv = ps3vram_mtd.priv;
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mutex_init(&priv->lock);
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+ priv->dev = &dev->core;
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/* Allocate XDR buffer (1MiB aligned) */
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priv->xdr_buf = (uint8_t *) __get_free_pages(GFP_KERNEL,
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get_order(XDR_BUF_SIZE));
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if (priv->xdr_buf == NULL) {
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- pr_err("ps3vram: could not allocate XDR buffer\n");
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+ dev_dbg(&dev->core, "%s:%d: could not allocate XDR buffer\n",
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+ __func__, __LINE__);
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ret = -ENOMEM;
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goto out_free_priv;
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}
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@@ -560,7 +570,8 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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/* XXX: Need to open GPU, in case ps3fb or snd_ps3 aren't loaded */
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if (ps3_open_hv_device(dev)) {
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- pr_err("ps3vram: ps3_open_hv_device failed\n");
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+ dev_err(&dev->core, "%s:%d: ps3_open_hv_device failed\n",
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+ __func__, __LINE__);
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ret = -EAGAIN;
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goto out_close_gpu;
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}
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@@ -572,7 +583,8 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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ddr_size -= ps3fb_videomemory.size;
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ddr_size = ALIGN(ddr_size, 1024*1024);
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if (ddr_size <= 0) {
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- printk(KERN_ERR "ps3vram: specified size is too small\n");
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+ dev_err(&dev->core, "%s:%d: specified size is too small\n",
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+ __func__, __LINE__);
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ret = -EINVAL;
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goto out_close_gpu;
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}
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@@ -586,12 +598,11 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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ddr_size -= 1024*1024;
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}
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if (status != 0 || ddr_size <= 0) {
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- pr_err("ps3vram: lv1_gpu_memory_allocate failed\n");
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+ dev_err(&dev->core, "%s:%d: lv1_gpu_memory_allocate failed\n",
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+ __func__, __LINE__);
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ret = -ENOMEM;
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goto out_free_xdr_buf;
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}
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- pr_info("ps3vram: allocated %u MiB of DDR memory\n",
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- (unsigned int) (ddr_size / 1024 / 1024));
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/* Request context */
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status = lv1_gpu_context_allocate(priv->memory_handle,
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@@ -602,7 +613,8 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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&reports_lpar,
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&reports_size);
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if (status) {
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- pr_err("ps3vram: lv1_gpu_context_allocate failed\n");
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+ dev_err(&dev->core, "%s:%d: lv1_gpu_context_allocate failed\n",
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+ __func__, __LINE__);
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ret = -ENOMEM;
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goto out_free_memory;
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}
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@@ -612,28 +624,32 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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ps3_mm_phys_to_lpar(__pa(priv->xdr_buf)),
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XDR_BUF_SIZE, 0);
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if (status) {
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- pr_err("ps3vram: lv1_gpu_context_iomap failed\n");
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+ dev_err(&dev->core, "%s:%d: lv1_gpu_context_iomap failed\n",
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+ __func__, __LINE__);
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ret = -ENOMEM;
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goto out_free_context;
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}
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priv->base = ioremap(ddr_lpar, ddr_size);
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if (!priv->base) {
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- pr_err("ps3vram: ioremap failed\n");
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+ dev_err(&dev->core, "%s:%d: ioremap failed\n", __func__,
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+ __LINE__);
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ret = -ENOMEM;
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goto out_free_context;
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}
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priv->ctrl = ioremap(ctrl_lpar, 64 * 1024);
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if (!priv->ctrl) {
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- pr_err("ps3vram: ioremap failed\n");
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+ dev_err(&dev->core, "%s:%d: ioremap failed\n", __func__,
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+ __LINE__);
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ret = -ENOMEM;
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goto out_unmap_vram;
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}
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priv->reports = ioremap(reports_lpar, reports_size);
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if (!priv->reports) {
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- pr_err("ps3vram: ioremap failed\n");
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+ dev_err(&dev->core, "%s:%d: ioremap failed\n", __func__,
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+ __LINE__);
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ret = -ENOMEM;
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goto out_unmap_ctrl;
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}
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@@ -661,7 +677,8 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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ret = ps3vram_wait_ring(&ps3vram_mtd, 100);
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mutex_unlock(&ps3_gpu_mutex);
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if (ret < 0) {
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- pr_err("failed to initialize channels\n");
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+ dev_err(&dev->core, "%s:%d: failed to initialize channels\n",
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+ __func__, __LINE__);
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ret = -ETIMEDOUT;
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goto out_unmap_reports;
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}
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@@ -669,12 +686,15 @@ static int __devinit ps3vram_probe(struct ps3_system_bus_device *dev)
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ps3vram_cache_init(&ps3vram_mtd);
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if (add_mtd_device(&ps3vram_mtd)) {
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- pr_err("ps3vram: failed to register device\n");
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+ dev_err(&dev->core, "%s:%d: add_mtd_device failed\n",
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+ __func__, __LINE__);
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ret = -EAGAIN;
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goto out_cache_cleanup;
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}
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- pr_info("ps3vram mtd device registered, %lu bytes\n", ddr_size);
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+ dev_info(&dev->core, "reserved %u MiB of gpu memory\n",
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+ (unsigned int)(ddr_size / 1024 / 1024));
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+
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return 0;
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out_cache_cleanup:
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--
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1.6.0.4
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