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[178.201.166.123]) by mx.google.com with ESMTPSA id nx9sm1299601lbb.23.2014.09.13.01.50.57 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 13 Sep 2014 01:50:57 -0700 (PDT) From: =?UTF-8?q?Frank=20Sch=C3=A4fer?= To: m.chehab@samsung.com Cc: linux-media@vger.kernel.org, =?UTF-8?q?Frank=20Sch=C3=A4fer?= Subject: [PATCH 1/4] em28xx: remove some unnecessary fields from struct em28xx_audio_mode Date: Sat, 13 Sep 2014 10:52:19 +0200 Message-Id: <1410598342-31094-1-git-send-email-fschaefer.oss@googlemail.com> X-Mailer: git-send-email 1.8.4.5 MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-9.3 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, T_DKIM_INVALID, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Fields "ac97_feat", "ac97_vendor_id" and "i2s_samplerates" of struct em28xx_audio_mode are used nowhere, except in function em28xx_audio_setup(). So get rid of them and use local variables instead. Signed-off-by: Frank Schäfer --- drivers/media/usb/em28xx/em28xx-core.c | 14 ++++++-------- drivers/media/usb/em28xx/em28xx.h | 6 ------ 2 files changed, 6 insertions(+), 14 deletions(-) diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index 2f82e92..0fe05ff 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -505,6 +505,7 @@ int em28xx_audio_setup(struct em28xx *dev) { int vid1, vid2, feat, cfg; u32 vid; + u8 i2s_samplerates; if (dev->chip_id == CHIP_ID_EM2870 || dev->chip_id == CHIP_ID_EM2874 || @@ -534,15 +535,15 @@ int em28xx_audio_setup(struct em28xx *dev) if (dev->chip_id < CHIP_ID_EM2860 && (cfg & EM28XX_CHIPCFG_AUDIOMASK) == EM2820_CHIPCFG_I2S_1_SAMPRATE) - dev->audio_mode.i2s_samplerates = 1; + i2s_samplerates = 1; else if (dev->chip_id >= CHIP_ID_EM2860 && (cfg & EM28XX_CHIPCFG_AUDIOMASK) == EM2860_CHIPCFG_I2S_5_SAMPRATES) - dev->audio_mode.i2s_samplerates = 5; + i2s_samplerates = 5; else - dev->audio_mode.i2s_samplerates = 3; + i2s_samplerates = 3; em28xx_info("I2S Audio (%d sample rate(s))\n", - dev->audio_mode.i2s_samplerates); + i2s_samplerates); /* Skip the code that does AC97 vendor detection */ dev->audio_mode.ac97 = EM28XX_NO_AC97; goto init_audio; @@ -569,15 +570,12 @@ int em28xx_audio_setup(struct em28xx *dev) goto init_audio; vid = vid1 << 16 | vid2; - - dev->audio_mode.ac97_vendor_id = vid; em28xx_warn("AC97 vendor ID = 0x%08x\n", vid); feat = em28xx_read_ac97(dev, AC97_RESET); if (feat < 0) goto init_audio; - dev->audio_mode.ac97_feat = feat; em28xx_warn("AC97 features = 0x%04x\n", feat); /* Try to identify what audio processor we have */ @@ -597,7 +595,7 @@ init_audio: break; case EM28XX_AC97_SIGMATEL: - em28xx_info("Sigmatel audio processor detected(stac 97%02x)\n", - dev->audio_mode.ac97_vendor_id & 0xff); + em28xx_info("Sigmatel audio processor detected (stac 97%02x)\n", + vid & 0xff); break; case EM28XX_AC97_OTHER: em28xx_warn("Unknown AC97 audio processor detected!\n"); diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h index 84ef8ef..1f38163 100644 --- a/drivers/media/usb/em28xx/em28xx.h +++ b/drivers/media/usb/em28xx/em28xx.h @@ -309,13 +309,7 @@ enum em28xx_ac97_mode { struct em28xx_audio_mode { enum em28xx_ac97_mode ac97; - - u16 ac97_feat; - u32 ac97_vendor_id; - unsigned int has_audio:1; - - u8 i2s_samplerates; }; /* em28xx has two audio inputs: tuner and line in.