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Mon, 14 Sep 2020 09:32:45 +0000 From: Daniel Baluta To: shawnguo@kernel.org, o.rempel@pengutronix.de Cc: kernel@pengutronix.de, s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RESEND PATCH 2/3] firmware: imx: Save channel name for further use Date: Mon, 14 Sep 2020 12:32:26 +0300 Message-Id: <20200914093227.5094-3-daniel.baluta@oss.nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200914093227.5094-1-daniel.baluta@oss.nxp.com> References: <20200914093227.5094-1-daniel.baluta@oss.nxp.com> Content-Type: text/plain X-ClientProxiedBy: AM0PR06CA0133.eurprd06.prod.outlook.com (2603:10a6:208:ab::38) To VI1PR0401MB2287.eurprd04.prod.outlook.com (2603:10a6:800:2e::19) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from fsr-ub1864-103.ro-buh02.nxp.com (83.217.231.2) by AM0PR06CA0133.eurprd06.prod.outlook.com (2603:10a6:208:ab::38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3370.16 via Frontend Transport; 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For this for each channel we save the name and use it to reference the channel later. Signed-off-by: Daniel Baluta --- drivers/firmware/imx/imx-dsp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c index a3a018c87b52..b6e95d6d34c0 100644 --- a/drivers/firmware/imx/imx-dsp.c +++ b/drivers/firmware/imx/imx-dsp.c @@ -79,6 +79,7 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) return -ENOMEM; dsp_chan = &dsp_ipc->chans[i]; + dsp_chan->name = chan_name; cl = &dsp_chan->cl; cl->dev = dev; cl->tx_block = false; @@ -97,16 +98,14 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) } dev_dbg(dev, "request mbox chan %s\n", chan_name); - /* chan_name is not used anymore by framework */ - kfree(chan_name); } return 0; out: - kfree(chan_name); for (j = 0; j < i; j++) { dsp_chan = &dsp_ipc->chans[j]; mbox_free_channel(dsp_chan->ch); + kfree(dsp_chan->name); } return ret; @@ -147,6 +146,7 @@ static int imx_dsp_remove(struct platform_device *pdev) for (i = 0; i < DSP_MU_CHAN_NUM; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Daniel Baluta We want to request / free channels on demand later in order to save power. For this for each channel we save the name and use it to reference the channel later. Signed-off-by: Daniel Baluta --- drivers/firmware/imx/imx-dsp.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c index a3a018c87b52..b6e95d6d34c0 100644 --- a/drivers/firmware/imx/imx-dsp.c +++ b/drivers/firmware/imx/imx-dsp.c @@ -79,6 +79,7 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) return -ENOMEM; dsp_chan = &dsp_ipc->chans[i]; + dsp_chan->name = chan_name; cl = &dsp_chan->cl; cl->dev = dev; cl->tx_block = false; @@ -97,16 +98,14 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) } dev_dbg(dev, "request mbox chan %s\n", chan_name); - /* chan_name is not used anymore by framework */ - kfree(chan_name); } return 0; out: - kfree(chan_name); for (j = 0; j < i; j++) { dsp_chan = &dsp_ipc->chans[j]; mbox_free_channel(dsp_chan->ch); + kfree(dsp_chan->name); } return ret; @@ -147,6 +146,7 @@ static int imx_dsp_remove(struct platform_device *pdev) for (i = 0; i < DSP_MU_CHAN_NUM; i++) { dsp_chan = &dsp_ipc->chans[i]; mbox_free_channel(dsp_chan->ch); + kfree(dsp_chan->name); } return 0; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel