Merge branch 'staging/host1x' into staging/master

5 files changed, 48 insertions, 21 deletions

diff --git a/drivers/gpu/host1x/debug.c b/drivers/gpu/host1x/debug.c
index ee3d12b51c5..1696bd23e02 100644
--- a/drivers/gpu/host1x/debug.c
+++ b/drivers/gpu/host1x/debug.c
@@ -39,7 +39,7 @@ void host1x_debug_output(struct output *o, const char *fmt, ...)
 	va_start(args, fmt);
 	len = vsnprintf(o->buf, sizeof(o->buf), fmt, args);
 	va_end(args);
-	o->fn(o->ctx, o->buf, len);
+	o->fn(o, o->buf, len);
 }
 
 static int show_channels(struct host1x_channel *ch, void *data, bool show_fifo)
diff --git a/drivers/gpu/host1x/debug.h b/drivers/gpu/host1x/debug.h
index 4595b2e0799..3a7b57ff169 100644
--- a/drivers/gpu/host1x/debug.h
+++ b/drivers/gpu/host1x/debug.h
@@ -23,20 +23,28 @@
 
 struct host1x;
 
+#define HOST1X_OUTPUT_CONT (1 << 0)
+
 struct output {
-	void (*fn)(void *ctx, const char *str, size_t len);
+	void (*fn)(struct output *output, const char *str, size_t len);
+	unsigned long flags;
 	void *ctx;
 	char buf[256];
 };
 
-static inline void write_to_seqfile(void *ctx, const char *str, size_t len)
+static inline void write_to_seqfile(struct output *output, const char *str, size_t len)
 {
-	seq_write((struct seq_file *)ctx, str, len);
+	struct seq_file *s = output->ctx;
+
+	seq_write(s, str, len);
 }
 
-static inline void write_to_printk(void *ctx, const char *str, size_t len)
+static inline void write_to_printk(struct output *output, const char *str, size_t len)
 {
-	pr_info("%s", str);
+	if (output->flags & HOST1X_OUTPUT_CONT)
+		pr_cont("%s", str);
+	else
+		pr_info("%s", str);
 }
 
 void __printf(2, 3) host1x_debug_output(struct output *o, const char *fmt, ...);
diff --git a/drivers/gpu/host1x/hw/debug_hw.c b/drivers/gpu/host1x/hw/debug_hw.c
index f72c873eff8..f5993cba675 100644
--- a/drivers/gpu/host1x/hw/debug_hw.c
+++ b/drivers/gpu/host1x/hw/debug_hw.c
@@ -40,9 +40,12 @@ enum {
 
 static unsigned int show_channel_command(struct output *o, u32 val)
 {
+	unsigned int ret = 0;
 	unsigned mask;
 	unsigned subop;
 
+	o->flags |= HOST1X_OUTPUT_CONT;
+
 	switch (val >> 28) {
 	case HOST1X_OPCODE_SETCLASS:
 		mask = val & 0x3f;
@@ -50,43 +53,47 @@ static unsigned int show_channel_command(struct output *o, u32 val)
 			host1x_debug_output(o, "SETCL(class=%03x, offset=%03x, mask=%02x, [",
 					    val >> 6 & 0x3ff,
 					    val >> 16 & 0xfff, mask);
-			return hweight8(mask);
+			ret = hweight8(mask);
 		} else {
 			host1x_debug_output(o, "SETCL(class=%03x)\n",
 					    val >> 6 & 0x3ff);
-			return 0;
 		}
+		break;
 
 	case HOST1X_OPCODE_INCR:
 		host1x_debug_output(o, "INCR(offset=%03x, [",
 				    val >> 16 & 0xfff);
-		return val & 0xffff;
+		ret = val & 0xffff;
+		break;
 
 	case HOST1X_OPCODE_NONINCR:
 		host1x_debug_output(o, "NONINCR(offset=%03x, [",
 				    val >> 16 & 0xfff);
-		return val & 0xffff;
+		ret = val & 0xffff;
+		break;
 
 	case HOST1X_OPCODE_MASK:
 		mask = val & 0xffff;
 		host1x_debug_output(o, "MASK(offset=%03x, mask=%03x, [",
 				    val >> 16 & 0xfff, mask);
-		return hweight16(mask);
+		ret = hweight16(mask);
+		break;
 
 	case HOST1X_OPCODE_IMM:
 		host1x_debug_output(o, "IMM(offset=%03x, data=%03x)\n",
 				    val >> 16 & 0xfff, val & 0xffff);
-		return 0;
+		break;
 
 	case HOST1X_OPCODE_RESTART:
 		host1x_debug_output(o, "RESTART(offset=%08x)\n", val << 4);
-		return 0;
+		break;
 
 	case HOST1X_OPCODE_GATHER:
 		host1x_debug_output(o, "GATHER(offset=%03x, insert=%d, type=%d, count=%04x, addr=[",
 				    val >> 16 & 0xfff, val >> 15 & 0x1,
 				    val >> 14 & 0x1, val & 0x3fff);
-		return 1;
+		ret = 1;
+		break;
 
 	case HOST1X_OPCODE_EXTEND:
 		subop = val >> 24 & 0xf;
@@ -98,11 +105,16 @@ static unsigned int show_channel_command(struct output *o, u32 val)
 					    val & 0xff);
 		else
 			host1x_debug_output(o, "EXTEND_UNKNOWN(%08x)\n", val);
-		return 0;
+
+		break;
 
 	default:
-		return 0;
+		break;
 	}
+
+	o->flags &= ~HOST1X_OUTPUT_CONT;
+
+	return ret;
 }
 
 static void show_gather(struct output *o, phys_addr_t phys_addr,
@@ -128,7 +140,7 @@ static void show_gather(struct output *o, phys_addr_t phys_addr,
 		u32 val = *(map_addr + offset / 4 + i);
 
 		if (!data_count) {
-			host1x_debug_output(o, "%08x: %08x:", addr, val);
+			host1x_debug_output(o, "%08x: %08x - ", addr, val);
 			data_count = show_channel_command(o, val);
 		} else {
 			host1x_debug_output(o, "%08x%s", val,
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index 112f27e51bc..6f72b6e01d3 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -507,12 +507,16 @@ static inline int copy_gathers(struct host1x_job *job, struct device *dev)
 
 int host1x_job_pin(struct host1x_job *job, struct device *dev)
 {
-	int err;
-	unsigned int i, j;
 	struct host1x *host = dev_get_drvdata(dev->parent);
-	DECLARE_BITMAP(waitchk_mask, host1x_syncpt_nb_pts(host));
+	unsigned int num = host1x_syncpt_nb_pts(host);
+	unsigned long *waitchk_mask;
+	unsigned int i, j;
+	int err;
+
+	waitchk_mask = kcalloc(sizeof(*waitchk_mask), num, GFP_KERNEL);
+	if (!waitchk_mask)
+		return -ENOMEM;
 
-	bitmap_zero(waitchk_mask, host1x_syncpt_nb_pts(host));
 	for (i = 0; i < job->num_waitchk; i++) {
 		u32 syncpt_id = job->waitchk[i].syncpt_id;
 		if (syncpt_id < host1x_syncpt_nb_pts(host))
@@ -523,6 +527,8 @@ int host1x_job_pin(struct host1x_job *job, struct device *dev)
 	for_each_set_bit(i, waitchk_mask, host1x_syncpt_nb_pts(host))
 		host1x_syncpt_load(host->syncpt + i);
 
+	kfree(waitchk_mask);
+
 	/* pin memory */
 	err = pin_job(job);
 	if (!err)
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index d2b52999e77..b432b3ddbc1 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -27,6 +27,7 @@ enum host1x_class {
 	HOST1X_CLASS_GR2D = 0x51,
 	HOST1X_CLASS_GR2D_SB = 0x52,
 	HOST1X_CLASS_GR3D = 0x60,
+	HOST1X_CLASS_GPU = 0x61,
 };
 
 struct host1x_client;