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From: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Cc: Vijendar Mukunda <Vijendar.Mukunda@amd.com>,
	Liam Girdwood <lgirdwood@gmail.com>,
	Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>,
	Takashi Iwai <tiwai@suse.com>,
	Alex Deucher <alexander.deucher@amd.com>,
	Akshu Agrawal <akshu.agrawal@amd.com>,
	"Jason Clinton" <jclinton@chromium.org>,
	Guenter Roeck <linux@roeck-us.net>,
	"Kate Stewart" <kstewart@linuxfoundation.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	"moderated list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER
	MANAGEM..." <alsa-devel@alsa-project.org>,
	open list <linux-kernel@vger.kernel.org>
Subject: [PATCH 06/11] ASoC: amd: sram bank update changes
Date: Thu, 26 Apr 2018 16:45:52 +0530	[thread overview]
Message-ID: <1524741374-13523-6-git-send-email-Vijendar.Mukunda@amd.com> (raw)
In-Reply-To: <1524741374-13523-1-git-send-email-Vijendar.Mukunda@amd.com>

Added sram bank variable to audio_substream_data structure.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
---
 sound/soc/amd/acp-pcm-dma.c | 20 +++++---------------
 sound/soc/amd/acp.h         | 20 ++++++++++++++------
 2 files changed, 19 insertions(+), 21 deletions(-)

diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c
index cb22653..b7bffc7 100644
--- a/sound/soc/amd/acp-pcm-dma.c
+++ b/sound/soc/amd/acp-pcm-dma.c
@@ -320,29 +320,16 @@ static void config_acp_dma(void __iomem *acp_mmio,
 			   struct audio_substream_data *rtd,
 			   u32 asic_type)
 {
-	u32 sram_bank;
-
-	if (rtd->direction == SNDRV_PCM_STREAM_PLAYBACK)
-		sram_bank = ACP_SHARED_RAM_BANK_1_ADDRESS;
-	else {
-		switch (asic_type) {
-		case CHIP_STONEY:
-			sram_bank = ACP_SHARED_RAM_BANK_3_ADDRESS;
-			break;
-		default:
-			sram_bank = ACP_SHARED_RAM_BANK_5_ADDRESS;
-		}
-	}
 	acp_pte_config(acp_mmio, rtd->pg, rtd->num_of_pages,
 		       rtd->pte_offset);
 	/* Configure System memory <-> ACP SRAM DMA descriptors */
 	set_acp_sysmem_dma_descriptors(acp_mmio, rtd->size,
 				       rtd->direction, rtd->pte_offset,
-				       rtd->ch1, sram_bank,
+				       rtd->ch1, rtd->sram_bank,
 				       rtd->dma_dscr_idx_1, asic_type);
 	/* Configure ACP SRAM <-> I2S DMA descriptors */
 	set_acp_to_i2s_dma_descriptors(acp_mmio, rtd->size,
-				       rtd->direction, sram_bank,
+				       rtd->direction, rtd->sram_bank,
 				       rtd->destination, rtd->ch2,
 				       rtd->dma_dscr_idx_2, asic_type);
 }
@@ -795,6 +782,7 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
 		}
 		rtd->ch1 = SYSRAM_TO_ACP_CH_NUM;
 		rtd->ch2 = ACP_TO_I2S_DMA_CH_NUM;
+		rtd->sram_bank = ACP_SRAM_BANK_1_ADDRESS;
 		rtd->destination = TO_ACP_I2S_1;
 		rtd->dma_dscr_idx_1 = PLAYBACK_START_DMA_DESCR_CH12;
 		rtd->dma_dscr_idx_2 = PLAYBACK_START_DMA_DESCR_CH13;
@@ -805,9 +793,11 @@ static int acp_dma_hw_params(struct snd_pcm_substream *substream,
 		switch (adata->asic_type) {
 		case CHIP_STONEY:
 			rtd->pte_offset = ACP_ST_CAPTURE_PTE_OFFSET;
+			rtd->sram_bank = ACP_SRAM_BANK_2_ADDRESS;
 			break;
 		default:
 			rtd->pte_offset = ACP_CAPTURE_PTE_OFFSET;
+			rtd->sram_bank = ACP_SRAM_BANK_5_ADDRESS;
 		}
 		rtd->ch1 = SYSRAM_TO_ACP_CH_NUM;
 		rtd->ch2 = ACP_TO_I2S_DMA_CH_NUM;
diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h
index 2f48d1d..62695ed 100644
--- a/sound/soc/amd/acp.h
+++ b/sound/soc/amd/acp.h
@@ -19,12 +19,19 @@
 
 #define ACP_PHYSICAL_BASE			0x14000
 
-/* Playback SRAM address (as a destination in dma descriptor) */
-#define ACP_SHARED_RAM_BANK_1_ADDRESS		0x4002000
-
-/* Capture SRAM address (as a source in dma descriptor) */
-#define ACP_SHARED_RAM_BANK_5_ADDRESS		0x400A000
-#define ACP_SHARED_RAM_BANK_3_ADDRESS		0x4006000
+/*
+ * In case of I2S SP controller instance, Stoney uses SRAM bank 1 for
+ * playback and SRAM Bank 2 for capture where as in case of BT I2S
+ * Instance, Stoney uses SRAM Bank 3 for playback & SRAM Bank 4 will
+ * be used for capture. Carrizo uses I2S SP controller instance. SRAM Banks
+ * 1, 2, 3, 4 will be used for playback & SRAM Banks 5, 6, 7, 8 will be used
+ * for capture scenario.
+ */
+#define ACP_SRAM_BANK_1_ADDRESS		0x4002000
+#define ACP_SRAM_BANK_2_ADDRESS		0x4004000
+#define ACP_SRAM_BANK_3_ADDRESS		0x4006000
+#define ACP_SRAM_BANK_4_ADDRESS		0x4008000
+#define ACP_SRAM_BANK_5_ADDRESS		0x400A000
 
 #define ACP_DMA_RESET_TIME			10000
 #define ACP_CLOCK_EN_TIME_OUT_VALUE		0x000000FF
@@ -95,6 +102,7 @@ struct audio_substream_data {
 	u16 dma_dscr_idx_1;
 	u16 dma_dscr_idx_2;
 	u32 pte_offset;
+	u32 sram_bank;
 	u32 byte_cnt_high_reg_offset;
 	u32 byte_cnt_low_reg_offset;
 	uint64_t size;
-- 
2.7.4

  parent reply	other threads:[~2018-04-26 11:15 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-26 11:15 [PATCH 01/11] ASoC: amd: rename audio_substream_data variable Vijendar Mukunda
2018-04-26 11:15 ` [PATCH 02/11] ASoC: amd: dma config parameters changes Vijendar Mukunda
2018-04-29 21:49   ` Daniel Kurtz
2018-04-30  8:09     ` Mukunda,Vijendar
2018-04-26 11:15 ` [PATCH 03/11] ASoC: amd: added byte count register offset variables to rtd Vijendar Mukunda
2018-04-29 21:39   ` Daniel Kurtz
2018-04-30  7:24     ` Mukunda,Vijendar
2018-04-26 11:15 ` [PATCH 04/11] ASoC: amd: removed separate byte count variables for playback and capture Vijendar Mukunda
2018-04-29 21:41   ` Daniel Kurtz
2018-04-30  7:25     ` Mukunda,Vijendar
2018-04-26 11:15 ` [PATCH 05/11] ASoC: amd: pte offset related dma driver changes Vijendar Mukunda
2018-04-29 21:48   ` Daniel Kurtz
2018-04-30  8:19     ` Mukunda,Vijendar
2018-04-26 11:15 ` Vijendar Mukunda [this message]
2018-04-29 21:47   ` [PATCH 06/11] ASoC: amd: sram bank update changes Daniel Kurtz
2018-04-30  8:17     ` Mukunda,Vijendar
2018-04-26 11:15 ` [PATCH 07/11] ASoC: amd: memory freeing for rtd structure Vijendar Mukunda
2018-05-21 15:48   ` Applied "ASoC: amd: memory release for rtd structure" to the asoc tree Mark Brown
2018-04-26 11:15 ` [PATCH 08/11] ASoC: AMD: Move clk enable from hw_params/free to startup/shutdown Vijendar Mukunda
2018-05-21 15:48   ` Applied "ASoC: AMD: Move clk enable from hw_params/free to startup/shutdown" to the asoc tree Mark Brown
2018-04-26 11:15 ` [PATCH 09/11] ASoC: AMD: Fix clocks in CZ DA7219 machine driver Vijendar Mukunda
2018-04-29 21:51   ` Daniel Kurtz
2018-05-21 15:48   ` Applied "ASoC: AMD: Fix clocks in CZ DA7219 machine driver" to the asoc tree Mark Brown
2018-04-26 11:15 ` [PATCH 10/11] ASoC: AMD: Add const to snd_soc_ops instances Vijendar Mukunda
2018-04-29 21:52   ` Daniel Kurtz
2018-05-21 15:48   ` Applied "ASoC: AMD: Add const to snd_soc_ops instances" to the asoc tree Mark Brown
2018-04-26 11:15 ` [PATCH v2 11/11] ASoC: amd: dma driver changes for bt i2s instance Vijendar Mukunda
2018-04-26 14:19 ` Applied "ASoC: amd: rename audio_substream_data variable" to the asoc tree Mark Brown

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