Merge tag 'asoc-v5.1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next

ASoC: Updates for v5.1

Lots and lots of new drivers so far, a highlight being the MediaTek
BTCVSD which is a driver for a Bluetooth radio chip - the first such
driver we've had upstream.  Hopefully we will soon also see a baseband
with an upstream driver!

 - Support for only powering up channels that are actively being used.
 - Quite a few improvements to simplify the generic card drivers,
   especially the merge of the SCU cards into the main generic drivers.
 - Lots of fixes for probing on Intel systems, trying to rationalize
   things to look more standard from a framework point of view.
 - New drivers for Asahi Kasei Microdevices AK4497, Cirrus Logic CS4341,
   Google ChromeOS embedded controllers, Ingenic JZ4725B, MediaTek
   BTCVSD, MT8183 and MT6358, NXP MICFIL, Rockchip RK3328, Spreadtrum
   DMA controllers, Qualcomm WCD9335, Xilinx S/PDIF and PCM formatters.

1 files changed, 45 insertions, 12 deletions

diff --git a/lib/test_xarray.c b/lib/test_xarray.c
index 4676c0a1eeca..c596a957f764 100644
--- a/lib/test_xarray.c
+++ b/lib/test_xarray.c
@@ -199,7 +199,7 @@ static noinline void check_xa_mark_1(struct xarray *xa, unsigned long index)
 		XA_BUG_ON(xa, xa_store_index(xa, index + 1, GFP_KERNEL));
 		xa_set_mark(xa, index + 1, XA_MARK_0);
 		XA_BUG_ON(xa, xa_store_index(xa, index + 2, GFP_KERNEL));
-		xa_set_mark(xa, index + 2, XA_MARK_1);
+		xa_set_mark(xa, index + 2, XA_MARK_2);
 		XA_BUG_ON(xa, xa_store_index(xa, next, GFP_KERNEL));
 		xa_store_order(xa, index, order, xa_mk_index(index),
 				GFP_KERNEL);
@@ -209,8 +209,8 @@ static noinline void check_xa_mark_1(struct xarray *xa, unsigned long index)
 			void *entry;
 
 			XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_0));
-			XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_1));
-			XA_BUG_ON(xa, xa_get_mark(xa, i, XA_MARK_2));
+			XA_BUG_ON(xa, xa_get_mark(xa, i, XA_MARK_1));
+			XA_BUG_ON(xa, !xa_get_mark(xa, i, XA_MARK_2));
 
 			/* We should see two elements in the array */
 			rcu_read_lock();
@@ -357,7 +357,7 @@ static noinline void check_cmpxchg(struct xarray *xa)
 static noinline void check_reserve(struct xarray *xa)
 {
 	void *entry;
-	unsigned long index = 0;
+	unsigned long index;
 
 	/* An array with a reserved entry is not empty */
 	XA_BUG_ON(xa, !xa_empty(xa));
@@ -382,10 +382,12 @@ static noinline void check_reserve(struct xarray *xa)
 	xa_erase_index(xa, 12345678);
 	XA_BUG_ON(xa, !xa_empty(xa));
 
-	/* And so does xa_insert */
+	/* But xa_insert does not */
 	xa_reserve(xa, 12345678, GFP_KERNEL);
-	XA_BUG_ON(xa, xa_insert(xa, 12345678, xa_mk_value(12345678), 0) != 0);
-	xa_erase_index(xa, 12345678);
+	XA_BUG_ON(xa, xa_insert(xa, 12345678, xa_mk_value(12345678), 0) !=
+			-EEXIST);
+	XA_BUG_ON(xa, xa_empty(xa));
+	XA_BUG_ON(xa, xa_erase(xa, 12345678) != NULL);
 	XA_BUG_ON(xa, !xa_empty(xa));
 
 	/* Can iterate through a reserved entry */
@@ -393,7 +395,7 @@ static noinline void check_reserve(struct xarray *xa)
 	xa_reserve(xa, 6, GFP_KERNEL);
 	xa_store_index(xa, 7, GFP_KERNEL);
 
-	xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) {
+	xa_for_each(xa, index, entry) {
 		XA_BUG_ON(xa, index != 5 && index != 7);
 	}
 	xa_destroy(xa);
@@ -812,17 +814,16 @@ static noinline void check_find_1(struct xarray *xa)
 static noinline void check_find_2(struct xarray *xa)
 {
 	void *entry;
-	unsigned long i, j, index = 0;
+	unsigned long i, j, index;
 
-	xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) {
+	xa_for_each(xa, index, entry) {
 		XA_BUG_ON(xa, true);
 	}
 
 	for (i = 0; i < 1024; i++) {
 		xa_store_index(xa, index, GFP_KERNEL);
 		j = 0;
-		index = 0;
-		xa_for_each(xa, entry, index, ULONG_MAX, XA_PRESENT) {
+		xa_for_each(xa, index, entry) {
 			XA_BUG_ON(xa, xa_mk_index(index) != entry);
 			XA_BUG_ON(xa, index != j++);
 		}
@@ -839,6 +840,7 @@ static noinline void check_find_3(struct xarray *xa)
 
 	for (i = 0; i < 100; i++) {
 		for (j = 0; j < 100; j++) {
+			rcu_read_lock();
 			for (k = 0; k < 100; k++) {
 				xas_set(&xas, j);
 				xas_for_each_marked(&xas, entry, k, XA_MARK_0)
@@ -847,6 +849,7 @@ static noinline void check_find_3(struct xarray *xa)
 					XA_BUG_ON(xa,
 						xas.xa_node != XAS_RESTART);
 			}
+			rcu_read_unlock();
 		}
 		xa_store_index(xa, i, GFP_KERNEL);
 		xa_set_mark(xa, i, XA_MARK_0);
@@ -1183,6 +1186,35 @@ static noinline void check_store_range(struct xarray *xa)
 	}
 }
 
+static void check_align_1(struct xarray *xa, char *name)
+{
+	int i;
+	unsigned int id;
+	unsigned long index;
+	void *entry;
+
+	for (i = 0; i < 8; i++) {
+		id = 0;
+		XA_BUG_ON(xa, xa_alloc(xa, &id, UINT_MAX, name + i, GFP_KERNEL)
+				!= 0);
+		XA_BUG_ON(xa, id != i);
+	}
+	xa_for_each(xa, index, entry)
+		XA_BUG_ON(xa, xa_is_err(entry));
+	xa_destroy(xa);
+}
+
+static noinline void check_align(struct xarray *xa)
+{
+	char name[] = "Motorola 68000";
+
+	check_align_1(xa, name);
+	check_align_1(xa, name + 1);
+	check_align_1(xa, name + 2);
+	check_align_1(xa, name + 3);
+//	check_align_2(xa, name);
+}
+
 static LIST_HEAD(shadow_nodes);
 
 static void test_update_node(struct xa_node *node)
@@ -1332,6 +1364,7 @@ static int xarray_checks(void)
 	check_create_range(&array);
 	check_store_range(&array);
 	check_store_iter(&array);
+	check_align(&xa0);
 
 	check_workingset(&array, 0);
 	check_workingset(&array, 64);