From: Boojin Kim <boojin.kim@samsung.com> To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org Cc: Vinod Koul <vinod.koul@intel.com>, Kukjin Kim <kgene.kim@samsung.com>, Dan Williams <dan.j.williams@intel.com>, Jassi Brar <jassisinghbrar@gmail.com>, Mark Brown <broonie@opensource.wolfsonmicro.com>, Grant Likely <grant.likely@secretlab.ca>, Russell King <linux@arm.linux.org.uk>, Linus Walleij <linus.walleij@linaro.org>, Boojin Kim <boojin.kim@samsung.com> Subject: [PATCH v7 12/15] spi/s3c64xx: Add support DMA engine API Date: Thu, 25 Aug 2011 11:13:42 +0900 [thread overview] Message-ID: <1314238425-6480-13-git-send-email-boojin.kim@samsung.com> (raw) In-Reply-To: <1314238425-6480-1-git-send-email-boojin.kim@samsung.com> This patch adds to support DMA generic API to transfer raw SPI data. Basiclly the spi driver uses DMA generic API if architecture supports it. Otherwise, uses Samsung specific S3C-PL330 APIs. Signed-off-by: Boojin Kim <boojin.kim@samsung.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> --- drivers/spi/spi-s3c64xx.c | 141 ++++++++++++++++++++++----------------------- 1 files changed, 69 insertions(+), 72 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 595dacc..24f4903 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -171,6 +171,9 @@ struct s3c64xx_spi_driver_data { unsigned state; unsigned cur_mode, cur_bpw; unsigned cur_speed; + unsigned rx_ch; + unsigned tx_ch; + struct samsung_dma_ops *ops; }; static struct s3c2410_dma_client s3c64xx_spi_dma_client = { @@ -226,6 +229,38 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd) writel(val, regs + S3C64XX_SPI_CH_CFG); } +static void s3c64xx_spi_dma_rxcb(void *data) +{ + struct s3c64xx_spi_driver_data *sdd + = (struct s3c64xx_spi_driver_data *)data; + unsigned long flags; + + spin_lock_irqsave(&sdd->lock, flags); + + sdd->state &= ~RXBUSY; + /* If the other done */ + if (!(sdd->state & TXBUSY)) + complete(&sdd->xfer_completion); + + spin_unlock_irqrestore(&sdd->lock, flags); +} + +static void s3c64xx_spi_dma_txcb(void *data) +{ + struct s3c64xx_spi_driver_data *sdd + = (struct s3c64xx_spi_driver_data *)data; + unsigned long flags; + + spin_lock_irqsave(&sdd->lock, flags); + + sdd->state &= ~TXBUSY; + /* If the other done */ + if (!(sdd->state & RXBUSY)) + complete(&sdd->xfer_completion); + + spin_unlock_irqrestore(&sdd->lock, flags); +} + static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, struct spi_device *spi, struct spi_transfer *xfer, int dma_mode) @@ -233,6 +268,7 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, struct s3c64xx_spi_info *sci = sdd->cntrlr_info; void __iomem *regs = sdd->regs; u32 modecfg, chcfg; + struct samsung_dma_prep_info info; modecfg = readl(regs + S3C64XX_SPI_MODE_CFG); modecfg &= ~(S3C64XX_SPI_MODE_TXDMA_ON | S3C64XX_SPI_MODE_RXDMA_ON); @@ -258,10 +294,14 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, chcfg |= S3C64XX_SPI_CH_TXCH_ON; if (dma_mode) { modecfg |= S3C64XX_SPI_MODE_TXDMA_ON; - s3c2410_dma_config(sdd->tx_dmach, sdd->cur_bpw / 8); - s3c2410_dma_enqueue(sdd->tx_dmach, (void *)sdd, - xfer->tx_dma, xfer->len); - s3c2410_dma_ctrl(sdd->tx_dmach, S3C2410_DMAOP_START); + info.cap = DMA_SLAVE; + info.direction = DMA_TO_DEVICE; + info.buf = xfer->tx_dma; + info.len = xfer->len; + info.fp = s3c64xx_spi_dma_txcb; + info.fp_param = sdd; + sdd->ops->prepare(sdd->tx_ch, &info); + sdd->ops->trigger(sdd->tx_ch); } else { switch (sdd->cur_bpw) { case 32: @@ -293,10 +333,14 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, writel(((xfer->len * 8 / sdd->cur_bpw) & 0xffff) | S3C64XX_SPI_PACKET_CNT_EN, regs + S3C64XX_SPI_PACKET_CNT); - s3c2410_dma_config(sdd->rx_dmach, sdd->cur_bpw / 8); - s3c2410_dma_enqueue(sdd->rx_dmach, (void *)sdd, - xfer->rx_dma, xfer->len); - s3c2410_dma_ctrl(sdd->rx_dmach, S3C2410_DMAOP_START); + info.cap = DMA_SLAVE; + info.direction = DMA_FROM_DEVICE; + info.buf = xfer->rx_dma; + info.len = xfer->len; + info.fp = s3c64xx_spi_dma_rxcb; + info.fp_param = sdd; + sdd->ops->prepare(sdd->rx_ch, &info); + sdd->ops->trigger(sdd->rx_ch); } } @@ -482,46 +526,6 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd) } } -static void s3c64xx_spi_dma_rxcb(struct s3c2410_dma_chan *chan, void *buf_id, - int size, enum s3c2410_dma_buffresult res) -{ - struct s3c64xx_spi_driver_data *sdd = buf_id; - unsigned long flags; - - spin_lock_irqsave(&sdd->lock, flags); - - if (res == S3C2410_RES_OK) - sdd->state &= ~RXBUSY; - else - dev_err(&sdd->pdev->dev, "DmaAbrtRx-%d\n", size); - - /* If the other done */ - if (!(sdd->state & TXBUSY)) - complete(&sdd->xfer_completion); - - spin_unlock_irqrestore(&sdd->lock, flags); -} - -static void s3c64xx_spi_dma_txcb(struct s3c2410_dma_chan *chan, void *buf_id, - int size, enum s3c2410_dma_buffresult res) -{ - struct s3c64xx_spi_driver_data *sdd = buf_id; - unsigned long flags; - - spin_lock_irqsave(&sdd->lock, flags); - - if (res == S3C2410_RES_OK) - sdd->state &= ~TXBUSY; - else - dev_err(&sdd->pdev->dev, "DmaAbrtTx-%d \n", size); - - /* If the other done */ - if (!(sdd->state & RXBUSY)) - complete(&sdd->xfer_completion); - - spin_unlock_irqrestore(&sdd->lock, flags); -} - #define XFER_DMAADDR_INVALID DMA_BIT_MASK(32) static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd, @@ -696,12 +700,10 @@ static void handle_msg(struct s3c64xx_spi_driver_data *sdd, if (use_dma) { if (xfer->tx_buf != NULL && (sdd->state & TXBUSY)) - s3c2410_dma_ctrl(sdd->tx_dmach, - S3C2410_DMAOP_FLUSH); + sdd->ops->stop(sdd->tx_ch); if (xfer->rx_buf != NULL && (sdd->state & RXBUSY)) - s3c2410_dma_ctrl(sdd->rx_dmach, - S3C2410_DMAOP_FLUSH); + sdd->ops->stop(sdd->rx_ch); } goto out; @@ -741,24 +743,19 @@ out: static int acquire_dma(struct s3c64xx_spi_driver_data *sdd) { - if (s3c2410_dma_request(sdd->rx_dmach, - &s3c64xx_spi_dma_client, NULL) < 0) { - dev_err(&sdd->pdev->dev, "cannot get RxDMA\n"); - return 0; - } - s3c2410_dma_set_buffdone_fn(sdd->rx_dmach, s3c64xx_spi_dma_rxcb); - s3c2410_dma_devconfig(sdd->rx_dmach, S3C2410_DMASRC_HW, - sdd->sfr_start + S3C64XX_SPI_RX_DATA); - - if (s3c2410_dma_request(sdd->tx_dmach, - &s3c64xx_spi_dma_client, NULL) < 0) { - dev_err(&sdd->pdev->dev, "cannot get TxDMA\n"); - s3c2410_dma_free(sdd->rx_dmach, &s3c64xx_spi_dma_client); - return 0; - } - s3c2410_dma_set_buffdone_fn(sdd->tx_dmach, s3c64xx_spi_dma_txcb); - s3c2410_dma_devconfig(sdd->tx_dmach, S3C2410_DMASRC_MEM, - sdd->sfr_start + S3C64XX_SPI_TX_DATA); + + struct samsung_dma_info info; + sdd->ops = samsung_dma_get_ops(); + + info.cap = DMA_SLAVE; + info.client = &s3c64xx_spi_dma_client; + info.direction = DMA_FROM_DEVICE; + info.fifo = sdd->sfr_start + S3C64XX_SPI_RX_DATA; + info.width = sdd->cur_bpw / 8; + sdd->rx_ch = sdd->ops->request(sdd->rx_dmach, &info); + info.direction = DMA_TO_DEVICE; + info.fifo = sdd->sfr_start + S3C64XX_SPI_TX_DATA; + sdd->tx_ch = sdd->ops->request(sdd->tx_dmach, &info); return 1; } @@ -799,8 +796,8 @@ static void s3c64xx_spi_work(struct work_struct *work) spin_unlock_irqrestore(&sdd->lock, flags); /* Free DMA channels */ - s3c2410_dma_free(sdd->tx_dmach, &s3c64xx_spi_dma_client); - s3c2410_dma_free(sdd->rx_dmach, &s3c64xx_spi_dma_client); + sdd->ops->release(sdd->rx_ch, &s3c64xx_spi_dma_client); + sdd->ops->release(sdd->tx_ch, &s3c64xx_spi_dma_client); } static int s3c64xx_spi_transfer(struct spi_device *spi, -- 1.7.1
WARNING: multiple messages have this Message-ID (diff)
From: boojin.kim@samsung.com (Boojin Kim) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v7 12/15] spi/s3c64xx: Add support DMA engine API Date: Thu, 25 Aug 2011 11:13:42 +0900 [thread overview] Message-ID: <1314238425-6480-13-git-send-email-boojin.kim@samsung.com> (raw) In-Reply-To: <1314238425-6480-1-git-send-email-boojin.kim@samsung.com> This patch adds to support DMA generic API to transfer raw SPI data. Basiclly the spi driver uses DMA generic API if architecture supports it. Otherwise, uses Samsung specific S3C-PL330 APIs. Signed-off-by: Boojin Kim <boojin.kim@samsung.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> --- drivers/spi/spi-s3c64xx.c | 141 ++++++++++++++++++++++----------------------- 1 files changed, 69 insertions(+), 72 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 595dacc..24f4903 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -171,6 +171,9 @@ struct s3c64xx_spi_driver_data { unsigned state; unsigned cur_mode, cur_bpw; unsigned cur_speed; + unsigned rx_ch; + unsigned tx_ch; + struct samsung_dma_ops *ops; }; static struct s3c2410_dma_client s3c64xx_spi_dma_client = { @@ -226,6 +229,38 @@ static void flush_fifo(struct s3c64xx_spi_driver_data *sdd) writel(val, regs + S3C64XX_SPI_CH_CFG); } +static void s3c64xx_spi_dma_rxcb(void *data) +{ + struct s3c64xx_spi_driver_data *sdd + = (struct s3c64xx_spi_driver_data *)data; + unsigned long flags; + + spin_lock_irqsave(&sdd->lock, flags); + + sdd->state &= ~RXBUSY; + /* If the other done */ + if (!(sdd->state & TXBUSY)) + complete(&sdd->xfer_completion); + + spin_unlock_irqrestore(&sdd->lock, flags); +} + +static void s3c64xx_spi_dma_txcb(void *data) +{ + struct s3c64xx_spi_driver_data *sdd + = (struct s3c64xx_spi_driver_data *)data; + unsigned long flags; + + spin_lock_irqsave(&sdd->lock, flags); + + sdd->state &= ~TXBUSY; + /* If the other done */ + if (!(sdd->state & RXBUSY)) + complete(&sdd->xfer_completion); + + spin_unlock_irqrestore(&sdd->lock, flags); +} + static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, struct spi_device *spi, struct spi_transfer *xfer, int dma_mode) @@ -233,6 +268,7 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, struct s3c64xx_spi_info *sci = sdd->cntrlr_info; void __iomem *regs = sdd->regs; u32 modecfg, chcfg; + struct samsung_dma_prep_info info; modecfg = readl(regs + S3C64XX_SPI_MODE_CFG); modecfg &= ~(S3C64XX_SPI_MODE_TXDMA_ON | S3C64XX_SPI_MODE_RXDMA_ON); @@ -258,10 +294,14 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, chcfg |= S3C64XX_SPI_CH_TXCH_ON; if (dma_mode) { modecfg |= S3C64XX_SPI_MODE_TXDMA_ON; - s3c2410_dma_config(sdd->tx_dmach, sdd->cur_bpw / 8); - s3c2410_dma_enqueue(sdd->tx_dmach, (void *)sdd, - xfer->tx_dma, xfer->len); - s3c2410_dma_ctrl(sdd->tx_dmach, S3C2410_DMAOP_START); + info.cap = DMA_SLAVE; + info.direction = DMA_TO_DEVICE; + info.buf = xfer->tx_dma; + info.len = xfer->len; + info.fp = s3c64xx_spi_dma_txcb; + info.fp_param = sdd; + sdd->ops->prepare(sdd->tx_ch, &info); + sdd->ops->trigger(sdd->tx_ch); } else { switch (sdd->cur_bpw) { case 32: @@ -293,10 +333,14 @@ static void enable_datapath(struct s3c64xx_spi_driver_data *sdd, writel(((xfer->len * 8 / sdd->cur_bpw) & 0xffff) | S3C64XX_SPI_PACKET_CNT_EN, regs + S3C64XX_SPI_PACKET_CNT); - s3c2410_dma_config(sdd->rx_dmach, sdd->cur_bpw / 8); - s3c2410_dma_enqueue(sdd->rx_dmach, (void *)sdd, - xfer->rx_dma, xfer->len); - s3c2410_dma_ctrl(sdd->rx_dmach, S3C2410_DMAOP_START); + info.cap = DMA_SLAVE; + info.direction = DMA_FROM_DEVICE; + info.buf = xfer->rx_dma; + info.len = xfer->len; + info.fp = s3c64xx_spi_dma_rxcb; + info.fp_param = sdd; + sdd->ops->prepare(sdd->rx_ch, &info); + sdd->ops->trigger(sdd->rx_ch); } } @@ -482,46 +526,6 @@ static void s3c64xx_spi_config(struct s3c64xx_spi_driver_data *sdd) } } -static void s3c64xx_spi_dma_rxcb(struct s3c2410_dma_chan *chan, void *buf_id, - int size, enum s3c2410_dma_buffresult res) -{ - struct s3c64xx_spi_driver_data *sdd = buf_id; - unsigned long flags; - - spin_lock_irqsave(&sdd->lock, flags); - - if (res == S3C2410_RES_OK) - sdd->state &= ~RXBUSY; - else - dev_err(&sdd->pdev->dev, "DmaAbrtRx-%d\n", size); - - /* If the other done */ - if (!(sdd->state & TXBUSY)) - complete(&sdd->xfer_completion); - - spin_unlock_irqrestore(&sdd->lock, flags); -} - -static void s3c64xx_spi_dma_txcb(struct s3c2410_dma_chan *chan, void *buf_id, - int size, enum s3c2410_dma_buffresult res) -{ - struct s3c64xx_spi_driver_data *sdd = buf_id; - unsigned long flags; - - spin_lock_irqsave(&sdd->lock, flags); - - if (res == S3C2410_RES_OK) - sdd->state &= ~TXBUSY; - else - dev_err(&sdd->pdev->dev, "DmaAbrtTx-%d \n", size); - - /* If the other done */ - if (!(sdd->state & RXBUSY)) - complete(&sdd->xfer_completion); - - spin_unlock_irqrestore(&sdd->lock, flags); -} - #define XFER_DMAADDR_INVALID DMA_BIT_MASK(32) static int s3c64xx_spi_map_mssg(struct s3c64xx_spi_driver_data *sdd, @@ -696,12 +700,10 @@ static void handle_msg(struct s3c64xx_spi_driver_data *sdd, if (use_dma) { if (xfer->tx_buf != NULL && (sdd->state & TXBUSY)) - s3c2410_dma_ctrl(sdd->tx_dmach, - S3C2410_DMAOP_FLUSH); + sdd->ops->stop(sdd->tx_ch); if (xfer->rx_buf != NULL && (sdd->state & RXBUSY)) - s3c2410_dma_ctrl(sdd->rx_dmach, - S3C2410_DMAOP_FLUSH); + sdd->ops->stop(sdd->rx_ch); } goto out; @@ -741,24 +743,19 @@ out: static int acquire_dma(struct s3c64xx_spi_driver_data *sdd) { - if (s3c2410_dma_request(sdd->rx_dmach, - &s3c64xx_spi_dma_client, NULL) < 0) { - dev_err(&sdd->pdev->dev, "cannot get RxDMA\n"); - return 0; - } - s3c2410_dma_set_buffdone_fn(sdd->rx_dmach, s3c64xx_spi_dma_rxcb); - s3c2410_dma_devconfig(sdd->rx_dmach, S3C2410_DMASRC_HW, - sdd->sfr_start + S3C64XX_SPI_RX_DATA); - - if (s3c2410_dma_request(sdd->tx_dmach, - &s3c64xx_spi_dma_client, NULL) < 0) { - dev_err(&sdd->pdev->dev, "cannot get TxDMA\n"); - s3c2410_dma_free(sdd->rx_dmach, &s3c64xx_spi_dma_client); - return 0; - } - s3c2410_dma_set_buffdone_fn(sdd->tx_dmach, s3c64xx_spi_dma_txcb); - s3c2410_dma_devconfig(sdd->tx_dmach, S3C2410_DMASRC_MEM, - sdd->sfr_start + S3C64XX_SPI_TX_DATA); + + struct samsung_dma_info info; + sdd->ops = samsung_dma_get_ops(); + + info.cap = DMA_SLAVE; + info.client = &s3c64xx_spi_dma_client; + info.direction = DMA_FROM_DEVICE; + info.fifo = sdd->sfr_start + S3C64XX_SPI_RX_DATA; + info.width = sdd->cur_bpw / 8; + sdd->rx_ch = sdd->ops->request(sdd->rx_dmach, &info); + info.direction = DMA_TO_DEVICE; + info.fifo = sdd->sfr_start + S3C64XX_SPI_TX_DATA; + sdd->tx_ch = sdd->ops->request(sdd->tx_dmach, &info); return 1; } @@ -799,8 +796,8 @@ static void s3c64xx_spi_work(struct work_struct *work) spin_unlock_irqrestore(&sdd->lock, flags); /* Free DMA channels */ - s3c2410_dma_free(sdd->tx_dmach, &s3c64xx_spi_dma_client); - s3c2410_dma_free(sdd->rx_dmach, &s3c64xx_spi_dma_client); + sdd->ops->release(sdd->rx_ch, &s3c64xx_spi_dma_client); + sdd->ops->release(sdd->tx_ch, &s3c64xx_spi_dma_client); } static int s3c64xx_spi_transfer(struct spi_device *spi, -- 1.7.1
next prev parent reply other threads:[~2011-08-25 3:18 UTC|newest] Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-08-25 2:13 To use DMA generic APIs for Samsung DMA Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 01/15] DMA: PL330: Add support runtime PM for PL330 DMAC Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 02/15] DMA: PL330: Update PL330 DMA API driver Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-26 14:48 ` Jassi Brar 2011-08-26 14:48 ` Jassi Brar 2011-08-29 13:55 ` Vinod Koul 2011-08-29 13:55 ` Vinod Koul 2011-08-29 14:22 ` Vinod Koul 2011-08-29 14:22 ` Vinod Koul 2011-08-29 14:25 ` Vinod Koul 2011-08-29 14:25 ` Vinod Koul 2011-08-25 2:13 ` [PATCH v7 03/15] DMA: PL330: Modify device_control() Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-26 15:19 ` Jassi Brar 2011-08-26 15:19 ` Jassi Brar 2011-08-25 2:13 ` [PATCH v7 04/15] DMA: PL330: Add DMA_CYCLIC capability Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-26 15:25 ` Jassi Brar 2011-08-26 15:25 ` Jassi Brar 2011-08-25 2:13 ` [PATCH v7 05/15] ARM: SAMSUNG: Update to use PL330-DMA driver Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 06/15] ARM: SAMSUNG: Add common DMA operations Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 07/15] ARM: EXYNOS4: Use generic DMA PL330 driver Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 08/15] ARM: S5PV210: " Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 09/15] ARM: S5PC100: " Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 10/15] ARM: S5P64X0: " Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 11/15] ARM: SAMSUNG: Remove S3C-PL330-DMA driver Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` Boojin Kim [this message] 2011-08-25 2:13 ` [PATCH v7 12/15] spi/s3c64xx: Add support DMA engine API Boojin Kim 2011-08-25 2:13 ` [PATCH v7 13/15] spi/s3c64xx: Merge dma control code Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 14/15] ASoC: Samsung: Update DMA interface Boojin Kim 2011-08-25 2:13 ` Boojin Kim 2011-08-25 2:13 ` [PATCH v7 15/15] ARM: SAMSUNG: Remove Samsung specific enum type for dma direction Boojin Kim 2011-08-25 2:13 ` Boojin Kim
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=1314238425-6480-13-git-send-email-boojin.kim@samsung.com \ --to=boojin.kim@samsung.com \ --cc=broonie@opensource.wolfsonmicro.com \ --cc=dan.j.williams@intel.com \ --cc=grant.likely@secretlab.ca \ --cc=jassisinghbrar@gmail.com \ --cc=kgene.kim@samsung.com \ --cc=linus.walleij@linaro.org \ --cc=linux-arm-kernel@lists.infradead.org \ --cc=linux-samsung-soc@vger.kernel.org \ --cc=linux@arm.linux.org.uk \ --cc=vinod.koul@intel.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.