From: YC Hung <yc.hung@mediatek.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Peter Ujfalusi <peter.ujfalusi@linux.intel.com>,
Bard Liao <yung-chuan.liao@linux.intel.com>,
Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
Kai Vehmanen <kai.vehmanen@linux.intel.com>,
Daniel Baluta <daniel.baluta@nxp.com>,
Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>,
Takashi Iwai <tiwai@suse.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
YC Hung <yc.hung@mediatek.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Chunxu Li <chunxu.li@mediatek.com>,
Allen-KH Cheng <Allen-KH.Cheng@mediatek.com>,
<sound-open-firmware@alsa-project.org>,
<alsa-devel@alsa-project.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>,
Curtis Malainey <cujomalainey@chromium.org>
Subject: [PATCH] ASoC: SOF: mediatek: mt8195: remove a redundant comparison of sram
Date: Thu, 15 Dec 2022 14:10:46 +0800 [thread overview]
Message-ID: <20221215061046.16934-1-yc.hung@mediatek.com> (raw)
DSP SRAM is not used for audio shared buffer between host and DSP so
TOTAL_SIZE_SHARED_SRAM_FROM_TAIL is zero. Remove the definition and
redundant comparison to fix coverity "unsigned compared against 0".
Signed-off-by: YC Hung <yc.hung@mediatek.com>
---
sound/soc/sof/mediatek/mt8195/mt8195.c | 5 -----
sound/soc/sof/mediatek/mt8195/mt8195.h | 2 --
2 files changed, 7 deletions(-)
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195.c b/sound/soc/sof/mediatek/mt8195/mt8195.c
index 3c81e84fcecf..7c831e18483c 100644
--- a/sound/soc/sof/mediatek/mt8195/mt8195.c
+++ b/sound/soc/sof/mediatek/mt8195/mt8195.c
@@ -215,11 +215,6 @@ static int platform_parse_resource(struct platform_device *pdev, void *data)
adsp->pa_sram = (phys_addr_t)mmio->start;
adsp->sramsize = resource_size(mmio);
- if (adsp->sramsize < TOTAL_SIZE_SHARED_SRAM_FROM_TAIL) {
- dev_err(dev, "adsp SRAM(%#x) is not enough for share\n",
- adsp->sramsize);
- return -EINVAL;
- }
dev_dbg(dev, "sram pbase=%pa,%#x\n", &adsp->pa_sram, adsp->sramsize);
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195.h b/sound/soc/sof/mediatek/mt8195/mt8195.h
index 7ffd523f936c..b4229170049f 100644
--- a/sound/soc/sof/mediatek/mt8195/mt8195.h
+++ b/sound/soc/sof/mediatek/mt8195/mt8195.h
@@ -139,8 +139,6 @@ struct snd_sof_dev;
#define DSP_MBOX1_BAR 6
#define DSP_MBOX2_BAR 7
-#define TOTAL_SIZE_SHARED_SRAM_FROM_TAIL 0x0
-
#define SIZE_SHARED_DRAM_DL 0x40000 /*Shared buffer for Downlink*/
#define SIZE_SHARED_DRAM_UL 0x40000 /*Shared buffer for Uplink*/
--
2.18.0
next reply other threads:[~2022-12-15 6:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-15 6:10 YC Hung [this message]
2022-12-15 10:31 ` AngeloGioacchino Del Regno
2022-12-27 11:57 ` Mark Brown
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