openwrt/target/linux/brcm2708/patches-4.4/0314-Revert-bcm2835-always-use-2-4-8-channels-for-multich.patch
Álvaro Fernández Rojas 011f2c26f1 brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2016-12-04 12:32:04 +01:00

136 lines
8.8 KiB
Diff

From 0a72daddfb78fe60ac0ce70aab010ba604158edd Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Fri, 29 Apr 2016 17:28:08 +0100
Subject: [PATCH] Revert "bcm2835: always use 2/4/8 channels for multichannel
layouts"
This reverts commit 06931f74092d86087144f070b06a4444df8b444b.
---
sound/arm/bcm2835-ctl.c | 89 ++++++++++++++++++++++++-------------------------
1 file changed, 44 insertions(+), 45 deletions(-)
--- a/sound/arm/bcm2835-ctl.c
+++ b/sound/arm/bcm2835-ctl.c
@@ -349,7 +349,6 @@ struct cea_channel_speaker_allocation {
#define FRW SNDRV_CHMAP_FRW
#define TC SNDRV_CHMAP_TC
#define FCH SNDRV_CHMAP_TFC
-#define NA SNDRV_CHMAP_NA
/*
* CEA-861 channel maps
@@ -357,69 +356,69 @@ struct cea_channel_speaker_allocation {
* Stolen from sound/pci/hda/patch_hdmi.c
* (unlike the source, this uses SNDRV_* constants directly, as by the
* map_tables array in patch_hdmi.c)
- * Entries which do not have a physical output channel use 0. Entries which
- * require userspace to output silence use NA (SNDRV_CHMAP_NA).
+ * Unknown entries use 0, which unfortunately is SNDRV_CHMAP_UNKNOWN instead
+ * of SNDRV_CHMAP_NA.
*/
static struct cea_channel_speaker_allocation channel_allocations[] = {
/* channel: 7 6 5 4 3 2 1 0 */
{ .ca_index = 0x00, .speakers = { 0, 0, 0, 0, 0, 0, FR, FL } },
/* 2.1 */
-{ .ca_index = 0x01, .speakers = { 0, 0, 0, 0, NA, LFE, FR, FL } },
+{ .ca_index = 0x01, .speakers = { 0, 0, 0, 0, 0, LFE, FR, FL } },
/* Dolby Surround */
-{ .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, NA, FR, FL } },
+{ .ca_index = 0x02, .speakers = { 0, 0, 0, 0, FC, 0, FR, FL } },
/* surround40 */
-{ .ca_index = 0x08, .speakers = { NA, NA, RR, RL, NA, NA, FR, FL } },
+{ .ca_index = 0x08, .speakers = { 0, 0, RR, RL, 0, 0, FR, FL } },
/* surround41 */
-{ .ca_index = 0x09, .speakers = { NA, NA, RR, RL, NA, LFE, FR, FL } },
+{ .ca_index = 0x09, .speakers = { 0, 0, RR, RL, 0, LFE, FR, FL } },
/* surround50 */
-{ .ca_index = 0x0a, .speakers = { NA, NA, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x0a, .speakers = { 0, 0, RR, RL, FC, 0, FR, FL } },
/* surround51 */
-{ .ca_index = 0x0b, .speakers = { NA, NA, RR, RL, FC, LFE, FR, FL } },
+{ .ca_index = 0x0b, .speakers = { 0, 0, RR, RL, FC, LFE, FR, FL } },
/* 6.1 */
-{ .ca_index = 0x0f, .speakers = { NA, RC, RR, RL, FC, LFE, FR, FL } },
+{ .ca_index = 0x0f, .speakers = { 0, RC, RR, RL, FC, LFE, FR, FL } },
/* surround71 */
{ .ca_index = 0x13, .speakers = { RRC, RLC, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x03, .speakers = { NA, NA, NA, NA, FC, LFE, FR, FL } },
-{ .ca_index = 0x04, .speakers = { NA, NA, NA, RC, NA, NA, FR, FL } },
-{ .ca_index = 0x05, .speakers = { NA, NA, NA, RC, NA, LFE, FR, FL } },
-{ .ca_index = 0x06, .speakers = { NA, NA, NA, RC, FC, NA, FR, FL } },
-{ .ca_index = 0x07, .speakers = { NA, NA, NA, RC, FC, LFE, FR, FL } },
-{ .ca_index = 0x0c, .speakers = { NA, RC, RR, RL, NA, NA, FR, FL } },
-{ .ca_index = 0x0d, .speakers = { NA, RC, RR, RL, NA, LFE, FR, FL } },
-{ .ca_index = 0x0e, .speakers = { NA, RC, RR, RL, FC, NA, FR, FL } },
-{ .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, NA, NA, FR, FL } },
-{ .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, NA, LFE, FR, FL } },
-{ .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, NA, FR, FL } },
-{ .ca_index = 0x14, .speakers = { FRC, FLC, NA, NA, NA, NA, FR, FL } },
-{ .ca_index = 0x15, .speakers = { FRC, FLC, NA, NA, NA, LFE, FR, FL } },
-{ .ca_index = 0x16, .speakers = { FRC, FLC, NA, NA, FC, NA, FR, FL } },
-{ .ca_index = 0x17, .speakers = { FRC, FLC, NA, NA, FC, LFE, FR, FL } },
-{ .ca_index = 0x18, .speakers = { FRC, FLC, NA, RC, NA, NA, FR, FL } },
-{ .ca_index = 0x19, .speakers = { FRC, FLC, NA, RC, NA, LFE, FR, FL } },
-{ .ca_index = 0x1a, .speakers = { FRC, FLC, NA, RC, FC, NA, FR, FL } },
-{ .ca_index = 0x1b, .speakers = { FRC, FLC, NA, RC, FC, LFE, FR, FL } },
-{ .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, NA, NA, FR, FL } },
-{ .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, NA, LFE, FR, FL } },
-{ .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x03, .speakers = { 0, 0, 0, 0, FC, LFE, FR, FL } },
+{ .ca_index = 0x04, .speakers = { 0, 0, 0, RC, 0, 0, FR, FL } },
+{ .ca_index = 0x05, .speakers = { 0, 0, 0, RC, 0, LFE, FR, FL } },
+{ .ca_index = 0x06, .speakers = { 0, 0, 0, RC, FC, 0, FR, FL } },
+{ .ca_index = 0x07, .speakers = { 0, 0, 0, RC, FC, LFE, FR, FL } },
+{ .ca_index = 0x0c, .speakers = { 0, RC, RR, RL, 0, 0, FR, FL } },
+{ .ca_index = 0x0d, .speakers = { 0, RC, RR, RL, 0, LFE, FR, FL } },
+{ .ca_index = 0x0e, .speakers = { 0, RC, RR, RL, FC, 0, FR, FL } },
+{ .ca_index = 0x10, .speakers = { RRC, RLC, RR, RL, 0, 0, FR, FL } },
+{ .ca_index = 0x11, .speakers = { RRC, RLC, RR, RL, 0, LFE, FR, FL } },
+{ .ca_index = 0x12, .speakers = { RRC, RLC, RR, RL, FC, 0, FR, FL } },
+{ .ca_index = 0x14, .speakers = { FRC, FLC, 0, 0, 0, 0, FR, FL } },
+{ .ca_index = 0x15, .speakers = { FRC, FLC, 0, 0, 0, LFE, FR, FL } },
+{ .ca_index = 0x16, .speakers = { FRC, FLC, 0, 0, FC, 0, FR, FL } },
+{ .ca_index = 0x17, .speakers = { FRC, FLC, 0, 0, FC, LFE, FR, FL } },
+{ .ca_index = 0x18, .speakers = { FRC, FLC, 0, RC, 0, 0, FR, FL } },
+{ .ca_index = 0x19, .speakers = { FRC, FLC, 0, RC, 0, LFE, FR, FL } },
+{ .ca_index = 0x1a, .speakers = { FRC, FLC, 0, RC, FC, 0, FR, FL } },
+{ .ca_index = 0x1b, .speakers = { FRC, FLC, 0, RC, FC, LFE, FR, FL } },
+{ .ca_index = 0x1c, .speakers = { FRC, FLC, RR, RL, 0, 0, FR, FL } },
+{ .ca_index = 0x1d, .speakers = { FRC, FLC, RR, RL, 0, LFE, FR, FL } },
+{ .ca_index = 0x1e, .speakers = { FRC, FLC, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x1f, .speakers = { FRC, FLC, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x20, .speakers = { NA, FCH, RR, RL, FC, NA, FR, FL } },
-{ .ca_index = 0x21, .speakers = { NA, FCH, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x22, .speakers = { TC, NA, RR, RL, FC, NA, FR, FL } },
-{ .ca_index = 0x23, .speakers = { TC, NA, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, NA, NA, FR, FL } },
-{ .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, NA, LFE, FR, FL } },
-{ .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, NA, NA, FR, FL } },
-{ .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, NA, LFE, FR, FL } },
-{ .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x20, .speakers = { 0, FCH, RR, RL, FC, 0, FR, FL } },
+{ .ca_index = 0x21, .speakers = { 0, FCH, RR, RL, FC, LFE, FR, FL } },
+{ .ca_index = 0x22, .speakers = { TC, 0, RR, RL, FC, 0, FR, FL } },
+{ .ca_index = 0x23, .speakers = { TC, 0, RR, RL, FC, LFE, FR, FL } },
+{ .ca_index = 0x24, .speakers = { FRH, FLH, RR, RL, 0, 0, FR, FL } },
+{ .ca_index = 0x25, .speakers = { FRH, FLH, RR, RL, 0, LFE, FR, FL } },
+{ .ca_index = 0x26, .speakers = { FRW, FLW, RR, RL, 0, 0, FR, FL } },
+{ .ca_index = 0x27, .speakers = { FRW, FLW, RR, RL, 0, LFE, FR, FL } },
+{ .ca_index = 0x28, .speakers = { TC, RC, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x29, .speakers = { TC, RC, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x2a, .speakers = { FCH, RC, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x2b, .speakers = { FCH, RC, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x2c, .speakers = { TC, FCH, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x2d, .speakers = { TC, FCH, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x2e, .speakers = { FRH, FLH, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x2f, .speakers = { FRH, FLH, RR, RL, FC, LFE, FR, FL } },
-{ .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, NA, FR, FL } },
+{ .ca_index = 0x30, .speakers = { FRW, FLW, RR, RL, FC, 0, FR, FL } },
{ .ca_index = 0x31, .speakers = { FRW, FLW, RR, RL, FC, LFE, FR, FL } },
};