[PATCH v2 11/14] drm/msm/dp: move/inline audio related functions

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Mon Dec 2 10:06:41 UTC 2024


Move audio-related functions to dp_audio.c, following up the cleanup
done by the rest of the submodules. Inline functions with simple
register access patterns.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
---
 drivers/gpu/drm/msm/dp/dp_audio.c   |  72 +++++++++++++++++++++----
 drivers/gpu/drm/msm/dp/dp_catalog.c | 105 ------------------------------------
 drivers/gpu/drm/msm/dp/dp_catalog.h |   6 ---
 3 files changed, 63 insertions(+), 120 deletions(-)

diff --git a/drivers/gpu/drm/msm/dp/dp_audio.c b/drivers/gpu/drm/msm/dp/dp_audio.c
index 24b62faa875437e184895c6d03df19884ebb1fd6..4eec0af178cbb190b4e9262dbe9a6e788a57c054 100644
--- a/drivers/gpu/drm/msm/dp/dp_audio.c
+++ b/drivers/gpu/drm/msm/dp/dp_audio.c
@@ -119,9 +119,41 @@ static void msm_dp_audio_isrc_sdp(struct msm_dp_audio_private *audio)
 	msm_dp_write_link(catalog, MMSS_DP_AUDIO_ISRC_1, header[1]);
 }
 
+static void msm_dp_audio_config_sdp(struct msm_dp_audio_private *audio)
+{
+	struct msm_dp_catalog *msm_dp_catalog = audio->catalog;
+	u32 sdp_cfg, sdp_cfg2;
+
+	sdp_cfg = msm_dp_read_link(msm_dp_catalog, MMSS_DP_SDP_CFG);
+	/* AUDIO_TIMESTAMP_SDP_EN */
+	sdp_cfg |= BIT(1);
+	/* AUDIO_STREAM_SDP_EN */
+	sdp_cfg |= BIT(2);
+	/* AUDIO_COPY_MANAGEMENT_SDP_EN */
+	sdp_cfg |= BIT(5);
+	/* AUDIO_ISRC_SDP_EN  */
+	sdp_cfg |= BIT(6);
+	/* AUDIO_INFOFRAME_SDP_EN  */
+	sdp_cfg |= BIT(20);
+
+	drm_dbg_dp(audio->drm_dev, "sdp_cfg = 0x%x\n", sdp_cfg);
+
+	msm_dp_write_link(msm_dp_catalog, MMSS_DP_SDP_CFG, sdp_cfg);
+
+	sdp_cfg2 = msm_dp_read_link(msm_dp_catalog, MMSS_DP_SDP_CFG2);
+	/* IFRM_REGSRC -> Do not use reg values */
+	sdp_cfg2 &= ~BIT(0);
+	/* AUDIO_STREAM_HB3_REGSRC-> Do not use reg values */
+	sdp_cfg2 &= ~BIT(1);
+
+	drm_dbg_dp(audio->drm_dev, "sdp_cfg2 = 0x%x\n", sdp_cfg2);
+
+	msm_dp_write_link(msm_dp_catalog, MMSS_DP_SDP_CFG2, sdp_cfg2);
+}
+
 static void msm_dp_audio_setup_sdp(struct msm_dp_audio_private *audio)
 {
-	msm_dp_catalog_audio_config_sdp(audio->catalog);
+	msm_dp_audio_config_sdp(audio);
 
 	msm_dp_audio_stream_sdp(audio);
 	msm_dp_audio_timestamp_sdp(audio);
@@ -132,8 +164,7 @@ static void msm_dp_audio_setup_sdp(struct msm_dp_audio_private *audio)
 
 static void msm_dp_audio_setup_acr(struct msm_dp_audio_private *audio)
 {
-	u32 select = 0;
-	struct msm_dp_catalog *catalog = audio->catalog;
+	u32 select, acr_ctrl;
 
 	switch (audio->msm_dp_audio.bw_code) {
 	case DP_LINK_BW_1_62:
@@ -154,13 +185,17 @@ static void msm_dp_audio_setup_acr(struct msm_dp_audio_private *audio)
 		break;
 	}
 
-	msm_dp_catalog_audio_config_acr(catalog, select);
+	acr_ctrl = select << 4 | BIT(31) | BIT(8) | BIT(14);
+
+	drm_dbg_dp(audio->drm_dev, "select: %#x, acr_ctrl: %#x\n",
+		   select, acr_ctrl);
+
+	msm_dp_write_link(audio->catalog, MMSS_DP_AUDIO_ACR_CTRL, acr_ctrl);
 }
 
 static void msm_dp_audio_safe_to_exit_level(struct msm_dp_audio_private *audio)
 {
-	struct msm_dp_catalog *catalog = audio->catalog;
-	u32 safe_to_exit_level = 0;
+	u32 safe_to_exit_level, mainlink_levels;
 
 	switch (audio->msm_dp_audio.lane_count) {
 	case 1:
@@ -180,14 +215,33 @@ static void msm_dp_audio_safe_to_exit_level(struct msm_dp_audio_private *audio)
 		break;
 	}
 
-	msm_dp_catalog_audio_sfe_level(catalog, safe_to_exit_level);
+	mainlink_levels = msm_dp_read_link(audio->catalog, REG_DP_MAINLINK_LEVELS);
+	mainlink_levels &= 0xFE0;
+	mainlink_levels |= safe_to_exit_level;
+
+	drm_dbg_dp(audio->drm_dev,
+		   "mainlink_level = 0x%x, safe_to_exit_level = 0x%x\n",
+		   mainlink_levels, safe_to_exit_level);
+
+	msm_dp_write_link(audio->catalog, REG_DP_MAINLINK_LEVELS, mainlink_levels);
 }
 
 static void msm_dp_audio_enable(struct msm_dp_audio_private *audio, bool enable)
 {
-	struct msm_dp_catalog *catalog = audio->catalog;
+	u32 audio_ctrl;
+
+	audio_ctrl = msm_dp_read_link(audio->catalog, MMSS_DP_AUDIO_CFG);
+
+	if (enable)
+		audio_ctrl |= BIT(0);
+	else
+		audio_ctrl &= ~BIT(0);
+
+	drm_dbg_dp(audio->drm_dev, "dp_audio_cfg = 0x%x\n", audio_ctrl);
 
-	msm_dp_catalog_audio_enable(catalog, enable);
+	msm_dp_write_link(audio->catalog, MMSS_DP_AUDIO_CFG, audio_ctrl);
+	/* make sure audio engine is disabled */
+	wmb();
 }
 
 static struct msm_dp_audio_private *msm_dp_audio_get_data(struct platform_device *pdev)
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c
index 5071c86fd219cb1c933b32104a396982c5cc8ace..60ba6e0a204f536fd050591e891add17d286fb2d 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.c
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.c
@@ -298,108 +298,3 @@ struct msm_dp_catalog *msm_dp_catalog_get(struct device *dev)
 
 	return &catalog->msm_dp_catalog;
 }
-
-void msm_dp_catalog_audio_config_acr(struct msm_dp_catalog *msm_dp_catalog, u32 select)
-{
-	struct msm_dp_catalog_private *catalog;
-	u32 acr_ctrl;
-
-	if (!msm_dp_catalog)
-		return;
-
-	catalog = container_of(msm_dp_catalog,
-		struct msm_dp_catalog_private, msm_dp_catalog);
-
-	acr_ctrl = select << 4 | BIT(31) | BIT(8) | BIT(14);
-
-	drm_dbg_dp(catalog->drm_dev, "select: %#x, acr_ctrl: %#x\n",
-					select, acr_ctrl);
-
-	msm_dp_write_link(msm_dp_catalog, MMSS_DP_AUDIO_ACR_CTRL, acr_ctrl);
-}
-
-void msm_dp_catalog_audio_enable(struct msm_dp_catalog *msm_dp_catalog, bool enable)
-{
-	struct msm_dp_catalog_private *catalog;
-	u32 audio_ctrl;
-
-	if (!msm_dp_catalog)
-		return;
-
-	catalog = container_of(msm_dp_catalog,
-		struct msm_dp_catalog_private, msm_dp_catalog);
-
-	audio_ctrl = msm_dp_read_link(msm_dp_catalog, MMSS_DP_AUDIO_CFG);
-
-	if (enable)
-		audio_ctrl |= BIT(0);
-	else
-		audio_ctrl &= ~BIT(0);
-
-	drm_dbg_dp(catalog->drm_dev, "dp_audio_cfg = 0x%x\n", audio_ctrl);
-
-	msm_dp_write_link(msm_dp_catalog, MMSS_DP_AUDIO_CFG, audio_ctrl);
-	/* make sure audio engine is disabled */
-	wmb();
-}
-
-void msm_dp_catalog_audio_config_sdp(struct msm_dp_catalog *msm_dp_catalog)
-{
-	struct msm_dp_catalog_private *catalog;
-	u32 sdp_cfg = 0;
-	u32 sdp_cfg2 = 0;
-
-	if (!msm_dp_catalog)
-		return;
-
-	catalog = container_of(msm_dp_catalog,
-		struct msm_dp_catalog_private, msm_dp_catalog);
-
-	sdp_cfg = msm_dp_read_link(msm_dp_catalog, MMSS_DP_SDP_CFG);
-	/* AUDIO_TIMESTAMP_SDP_EN */
-	sdp_cfg |= BIT(1);
-	/* AUDIO_STREAM_SDP_EN */
-	sdp_cfg |= BIT(2);
-	/* AUDIO_COPY_MANAGEMENT_SDP_EN */
-	sdp_cfg |= BIT(5);
-	/* AUDIO_ISRC_SDP_EN  */
-	sdp_cfg |= BIT(6);
-	/* AUDIO_INFOFRAME_SDP_EN  */
-	sdp_cfg |= BIT(20);
-
-	drm_dbg_dp(catalog->drm_dev, "sdp_cfg = 0x%x\n", sdp_cfg);
-
-	msm_dp_write_link(msm_dp_catalog, MMSS_DP_SDP_CFG, sdp_cfg);
-
-	sdp_cfg2 = msm_dp_read_link(msm_dp_catalog, MMSS_DP_SDP_CFG2);
-	/* IFRM_REGSRC -> Do not use reg values */
-	sdp_cfg2 &= ~BIT(0);
-	/* AUDIO_STREAM_HB3_REGSRC-> Do not use reg values */
-	sdp_cfg2 &= ~BIT(1);
-
-	drm_dbg_dp(catalog->drm_dev, "sdp_cfg2 = 0x%x\n", sdp_cfg2);
-
-	msm_dp_write_link(msm_dp_catalog, MMSS_DP_SDP_CFG2, sdp_cfg2);
-}
-
-void msm_dp_catalog_audio_sfe_level(struct msm_dp_catalog *msm_dp_catalog, u32 safe_to_exit_level)
-{
-	struct msm_dp_catalog_private *catalog;
-	u32 mainlink_levels;
-
-	if (!msm_dp_catalog)
-		return;
-
-	catalog = container_of(msm_dp_catalog,
-		struct msm_dp_catalog_private, msm_dp_catalog);
-
-	mainlink_levels = msm_dp_read_link(msm_dp_catalog, REG_DP_MAINLINK_LEVELS);
-	mainlink_levels &= 0xFE0;
-	mainlink_levels |= safe_to_exit_level;
-
-	drm_dbg_dp(catalog->drm_dev,
-			"mainlink_level = 0x%x, safe_to_exit_level = 0x%x\n",
-			 mainlink_levels, safe_to_exit_level);
-
-	msm_dp_write_link(msm_dp_catalog, REG_DP_MAINLINK_LEVELS, mainlink_levels);
-}
diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.h b/drivers/gpu/drm/msm/dp/dp_catalog.h
index 24f1cf4ed5150c4e0e80880588641a01bb6a1596..e2fdccc332f874458709593c68a1d1a46b6cc406 100644
--- a/drivers/gpu/drm/msm/dp/dp_catalog.h
+++ b/drivers/gpu/drm/msm/dp/dp_catalog.h
@@ -134,10 +134,4 @@ u32 msm_dp_catalog_ctrl_read_psr_interrupt_status(struct msm_dp_catalog *msm_dp_
 
 struct msm_dp_catalog *msm_dp_catalog_get(struct device *dev);
 
-/* DP Audio APIs */
-void msm_dp_catalog_audio_config_acr(struct msm_dp_catalog *catalog, u32 select);
-void msm_dp_catalog_audio_enable(struct msm_dp_catalog *catalog, bool enable);
-void msm_dp_catalog_audio_config_sdp(struct msm_dp_catalog *catalog);
-void msm_dp_catalog_audio_sfe_level(struct msm_dp_catalog *catalog, u32 safe_to_exit_level);
-
 #endif /* _DP_CATALOG_H_ */

-- 
2.39.5



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