From: Robert Jarzmik <robert.jarzmik@free.fr> To: Samuel Ortiz <samuel@sortiz.org> Cc: Arnd Bergmann <arnd@arndb.de>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 09/15] net: irda: pxaficp_ir: remove the dmaengine compat need Date: Sat, 21 Apr 2018 21:30:19 +0200 [thread overview] Message-ID: <87wox0xsqc.fsf@belgarion.home> (raw) In-Reply-To: <20180402142656.26815-10-robert.jarzmik@free.fr> (Robert Jarzmik's message of "Mon, 2 Apr 2018 16:26:50 +0200") Robert Jarzmik <robert.jarzmik@free.fr> writes: > As the pxa architecture switched towards the dmaengine slave map, the > old compatibility mechanism to acquire the dma requestor line number and > priority are not needed anymore. > > This patch simplifies the dma resource acquisition, using the more > generic function dma_request_slave_channel(). > > Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Samuel, could I have your ack please ? Cheers. -- Robert PS: The submitted patch > --- > drivers/staging/irda/drivers/pxaficp_ir.c | 14 ++------------ > 1 file changed, 2 insertions(+), 12 deletions(-) > > diff --git a/drivers/staging/irda/drivers/pxaficp_ir.c b/drivers/staging/irda/drivers/pxaficp_ir.c > index 2ea00a6531f9..9dd6e21dc11e 100644 > --- a/drivers/staging/irda/drivers/pxaficp_ir.c > +++ b/drivers/staging/irda/drivers/pxaficp_ir.c > @@ -20,7 +20,6 @@ > #include <linux/clk.h> > #include <linux/dmaengine.h> > #include <linux/dma-mapping.h> > -#include <linux/dma/pxa-dma.h> > #include <linux/gpio.h> > #include <linux/slab.h> > #include <linux/sched/clock.h> > @@ -735,9 +734,7 @@ static void pxa_irda_shutdown(struct pxa_irda *si) > static int pxa_irda_start(struct net_device *dev) > { > struct pxa_irda *si = netdev_priv(dev); > - dma_cap_mask_t mask; > struct dma_slave_config config; > - struct pxad_param param; > int err; > > si->speed = 9600; > @@ -757,9 +754,6 @@ static int pxa_irda_start(struct net_device *dev) > disable_irq(si->icp_irq); > > err = -EBUSY; > - dma_cap_zero(mask); > - dma_cap_set(DMA_SLAVE, mask); > - param.prio = PXAD_PRIO_LOWEST; > > memset(&config, 0, sizeof(config)); > config.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE; > @@ -769,15 +763,11 @@ static int pxa_irda_start(struct net_device *dev) > config.src_maxburst = 32; > config.dst_maxburst = 32; > > - param.drcmr = si->drcmr_rx; > - si->rxdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, > - ¶m, &dev->dev, "rx"); > + si->rxdma = dma_request_slave_channel(&dev->dev, "rx"); > if (!si->rxdma) > goto err_rx_dma; > > - param.drcmr = si->drcmr_tx; > - si->txdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, > - ¶m, &dev->dev, "tx"); > + si->txdma = dma_request_slave_channel(&dev->dev, "tx"); > if (!si->txdma) > goto err_tx_dma;
WARNING: multiple messages have this Message-ID (diff)
From: robert.jarzmik@free.fr (Robert Jarzmik) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 09/15] net: irda: pxaficp_ir: remove the dmaengine compat need Date: Sat, 21 Apr 2018 21:30:19 +0200 [thread overview] Message-ID: <87wox0xsqc.fsf@belgarion.home> (raw) In-Reply-To: <20180402142656.26815-10-robert.jarzmik@free.fr> (Robert Jarzmik's message of "Mon, 2 Apr 2018 16:26:50 +0200") Robert Jarzmik <robert.jarzmik@free.fr> writes: > As the pxa architecture switched towards the dmaengine slave map, the > old compatibility mechanism to acquire the dma requestor line number and > priority are not needed anymore. > > This patch simplifies the dma resource acquisition, using the more > generic function dma_request_slave_channel(). > > Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr> Samuel, could I have your ack please ? Cheers. -- Robert PS: The submitted patch > --- > drivers/staging/irda/drivers/pxaficp_ir.c | 14 ++------------ > 1 file changed, 2 insertions(+), 12 deletions(-) > > diff --git a/drivers/staging/irda/drivers/pxaficp_ir.c b/drivers/staging/irda/drivers/pxaficp_ir.c > index 2ea00a6531f9..9dd6e21dc11e 100644 > --- a/drivers/staging/irda/drivers/pxaficp_ir.c > +++ b/drivers/staging/irda/drivers/pxaficp_ir.c > @@ -20,7 +20,6 @@ > #include <linux/clk.h> > #include <linux/dmaengine.h> > #include <linux/dma-mapping.h> > -#include <linux/dma/pxa-dma.h> > #include <linux/gpio.h> > #include <linux/slab.h> > #include <linux/sched/clock.h> > @@ -735,9 +734,7 @@ static void pxa_irda_shutdown(struct pxa_irda *si) > static int pxa_irda_start(struct net_device *dev) > { > struct pxa_irda *si = netdev_priv(dev); > - dma_cap_mask_t mask; > struct dma_slave_config config; > - struct pxad_param param; > int err; > > si->speed = 9600; > @@ -757,9 +754,6 @@ static int pxa_irda_start(struct net_device *dev) > disable_irq(si->icp_irq); > > err = -EBUSY; > - dma_cap_zero(mask); > - dma_cap_set(DMA_SLAVE, mask); > - param.prio = PXAD_PRIO_LOWEST; > > memset(&config, 0, sizeof(config)); > config.src_addr_width = DMA_SLAVE_BUSWIDTH_1_BYTE; > @@ -769,15 +763,11 @@ static int pxa_irda_start(struct net_device *dev) > config.src_maxburst = 32; > config.dst_maxburst = 32; > > - param.drcmr = si->drcmr_rx; > - si->rxdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, > - ¶m, &dev->dev, "rx"); > + si->rxdma = dma_request_slave_channel(&dev->dev, "rx"); > if (!si->rxdma) > goto err_rx_dma; > > - param.drcmr = si->drcmr_tx; > - si->txdma = dma_request_slave_channel_compat(mask, pxad_filter_fn, > - ¶m, &dev->dev, "tx"); > + si->txdma = dma_request_slave_channel(&dev->dev, "tx"); > if (!si->txdma) > goto err_tx_dma;
next prev parent reply other threads:[~2018-04-21 19:30 UTC|newest] Thread overview: 218+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-04-02 14:26 [PATCH 00/15] ARM: pxa: switch to DMA slave maps Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` [01/15] dmaengine: pxa: use a dma slave map Robert Jarzmik 2018-04-02 14:26 ` [PATCH 01/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-21 19:23 ` Robert Jarzmik 2018-04-02 14:26 ` [04/15] media: pxa_camera: remove the dmaengine compat need Robert Jarzmik 2018-04-02 14:26 ` [PATCH 04/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-21 19:27 ` Robert Jarzmik 2018-04-21 19:27 ` Robert Jarzmik 2018-04-22 11:06 ` Hans Verkuil 2018-04-22 11:06 ` Hans Verkuil 2018-04-02 14:26 ` [05/15] mtd: nand: pxa3xx: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 05/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-03 7:33 ` Miquel Raynal 2018-04-03 15:19 ` Robert Jarzmik 2018-04-02 14:26 ` [09/15] net: irda: pxaficp_ir: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 09/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-21 19:30 ` Robert Jarzmik [this message] 2018-04-21 19:30 ` Robert Jarzmik 2018-04-02 14:26 ` [10/15] ata: pata_pxa: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 10/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-21 19:32 ` Robert Jarzmik 2018-04-21 19:32 ` Robert Jarzmik 2018-04-24 11:04 ` Bartlomiej Zolnierkiewicz 2018-04-24 11:04 ` Bartlomiej Zolnierkiewicz 2018-04-02 14:26 ` [14/15] ARM: pxa: change SSP devices allocation Robert Jarzmik 2018-04-02 14:26 ` [PATCH 14/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-03 7:06 ` [14/15] " Arnd Bergmann 2018-04-03 7:06 ` [PATCH 14/15] " Arnd Bergmann 2018-04-03 7:06 ` Arnd Bergmann 2018-04-03 7:06 ` Arnd Bergmann 2018-04-03 7:06 ` Arnd Bergmann 2018-04-03 7:06 ` Arnd Bergmann 2018-04-03 15:32 ` Robert Jarzmik 2018-04-03 15:32 ` Robert Jarzmik 2018-04-03 15:53 ` Arnd Bergmann 2018-04-03 15:53 ` Arnd Bergmann 2018-04-05 6:51 ` Robert Jarzmik 2018-04-05 6:51 ` Robert Jarzmik 2018-04-05 7:29 ` Arnd Bergmann 2018-04-05 7:29 ` Arnd Bergmann 2018-04-08 12:16 ` Robert Jarzmik 2018-04-08 12:16 ` Robert Jarzmik 2018-04-08 12:16 ` Robert Jarzmik 2018-04-03 7:15 ` [PATCH 00/15] ARM: pxa: switch to DMA slave maps Arnd Bergmann 2018-04-03 7:15 ` Arnd Bergmann 2018-04-03 7:15 ` Arnd Bergmann 2018-04-03 7:15 ` Arnd Bergmann 2018-04-03 7:15 ` Arnd Bergmann 2018-04-03 15:08 ` Ulf Hansson 2018-04-03 15:08 ` Ulf Hansson 2018-04-03 15:08 ` Ulf Hansson 2018-04-03 15:08 ` Ulf Hansson 2018-04-04 19:49 ` Robert Jarzmik 2018-04-04 19:49 ` Robert Jarzmik 2018-04-04 19:49 ` Robert Jarzmik 2018-04-04 19:49 ` Robert Jarzmik 2018-04-04 19:56 ` Boris Brezillon 2018-04-04 19:56 ` Boris Brezillon 2018-04-04 19:56 ` Boris Brezillon 2018-04-04 19:56 ` Boris Brezillon 2018-04-04 19:56 ` Boris Brezillon 2018-04-05 6:29 ` Ulf Hansson 2018-04-05 6:29 ` Ulf Hansson 2018-04-05 6:29 ` Ulf Hansson 2018-04-05 6:29 ` Ulf Hansson 2018-04-05 6:50 ` Arnd Bergmann 2018-04-05 6:50 ` Arnd Bergmann 2018-04-05 6:50 ` Arnd Bergmann 2018-04-05 6:50 ` Arnd Bergmann 2018-04-02 14:26 [02/15] ARM: pxa: add dma slave map Robert Jarzmik 2018-04-02 14:26 ` [PATCH 02/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [03/15] mmc: pxamci: remove the dmaengine compat need Robert Jarzmik 2018-04-02 14:26 ` [PATCH 03/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [06/15] net: smc911x: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 06/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [07/15] net: smc91x: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 07/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [08/15] ASoC: pxa: " Robert Jarzmik 2018-04-02 14:26 ` [PATCH 08/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [11/15] dmaengine: pxa: document pxad_param Robert Jarzmik 2018-04-02 14:26 ` [PATCH 11/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [12/15] dmaengine: pxa: make the filter function internal Robert Jarzmik 2018-04-02 14:26 ` [PATCH 12/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [13/15] ARM: pxa: remove the DMA IO resources Robert Jarzmik 2018-04-02 14:26 ` [PATCH 13/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 [15/15] ARM: pxa: change SSP DMA channels allocation Robert Jarzmik 2018-04-02 14:26 ` [PATCH 15/15] " Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 14:26 ` Robert Jarzmik 2018-04-02 16:25 [12/15] dmaengine: pxa: make the filter function internal kbuild test robot 2018-04-02 16:25 ` [PATCH 12/15] " kbuild test robot 2018-04-02 16:25 ` kbuild test robot 2018-04-02 16:25 ` kbuild test robot 2018-04-02 16:25 ` kbuild test robot 2018-04-02 16:35 [12/15] " kbuild test robot 2018-04-02 16:35 ` [PATCH 12/15] " kbuild test robot 2018-04-02 16:35 ` kbuild test robot 2018-04-02 16:35 ` kbuild test robot 2018-04-02 16:35 ` kbuild test robot 2018-04-02 16:35 ` kbuild test robot 2018-04-02 18:46 [15/15] ARM: pxa: change SSP DMA channels allocation kbuild test robot 2018-04-02 18:46 ` [PATCH 15/15] " kbuild test robot 2018-04-02 18:46 ` kbuild test robot 2018-04-02 18:46 ` kbuild test robot 2018-04-02 18:46 ` kbuild test robot 2018-04-03 6:51 [02/15] ARM: pxa: add dma slave map Arnd Bergmann 2018-04-03 6:51 ` [PATCH 02/15] " Arnd Bergmann 2018-04-03 6:51 ` Arnd Bergmann 2018-04-03 6:51 ` Arnd Bergmann 2018-04-03 6:51 ` Arnd Bergmann 2018-04-03 6:51 ` Arnd Bergmann 2018-04-03 7:13 [12/15] dmaengine: pxa: make the filter function internal Arnd Bergmann 2018-04-03 7:13 ` [PATCH 12/15] " Arnd Bergmann 2018-04-03 7:13 ` Arnd Bergmann 2018-04-03 7:13 ` Arnd Bergmann 2018-04-03 7:13 ` Arnd Bergmann 2018-04-03 7:13 ` Arnd Bergmann 2018-04-03 15:18 [02/15] ARM: pxa: add dma slave map Robert Jarzmik 2018-04-03 15:18 ` [PATCH 02/15] " Robert Jarzmik 2018-04-03 15:18 ` Robert Jarzmik 2018-04-03 15:18 ` Robert Jarzmik 2018-04-03 15:18 ` Robert Jarzmik 2018-04-03 15:39 [02/15] " Arnd Bergmann 2018-04-03 15:39 ` [PATCH 02/15] " Arnd Bergmann 2018-04-03 15:39 ` Arnd Bergmann 2018-04-03 15:39 ` Arnd Bergmann 2018-04-03 15:39 ` Arnd Bergmann 2018-04-03 15:39 ` Arnd Bergmann 2018-04-03 20:19 [02/15] " Robert Jarzmik 2018-04-03 20:19 ` [PATCH 02/15] " Robert Jarzmik 2018-04-03 20:19 ` Robert Jarzmik 2018-04-04 10:18 [02/15] " Arnd Bergmann 2018-04-04 10:18 ` [PATCH 02/15] " Arnd Bergmann 2018-04-04 10:18 ` Arnd Bergmann 2018-04-04 19:21 [02/15] " Robert Jarzmik 2018-04-04 19:21 ` [PATCH 02/15] " Robert Jarzmik 2018-04-04 19:21 ` Robert Jarzmik 2018-04-12 15:26 [08/15] ASoC: pxa: remove the dmaengine compat need Mark Brown 2018-04-12 15:26 ` [PATCH 08/15] " Mark Brown 2018-04-12 15:26 ` Mark Brown 2018-04-12 15:26 ` Mark Brown 2018-04-12 15:26 ` Mark Brown 2018-04-12 15:26 ` Mark Brown 2018-04-12 16:55 [08/15] " Robert Jarzmik 2018-04-12 16:55 ` [PATCH 08/15] " Robert Jarzmik 2018-04-12 16:55 ` Robert Jarzmik 2018-04-12 16:55 ` Robert Jarzmik 2018-04-12 16:55 ` Robert Jarzmik 2018-04-12 16:55 ` Robert Jarzmik 2018-04-22 6:13 [01/15] dmaengine: pxa: use a dma slave map Vinod Koul 2018-04-22 6:13 ` [PATCH 01/15] " Vinod Koul 2018-04-22 6:13 ` Vinod Koul 2018-04-22 11:06 [04/15] media: pxa_camera: remove the dmaengine compat need Hans Verkuil 2018-04-22 11:06 ` [PATCH 04/15] " Hans Verkuil 2018-04-22 11:06 ` Hans Verkuil 2018-04-22 11:06 ` Hans Verkuil 2018-04-23 8:37 [09/15] net: irda: pxaficp_ir: " Greg Kroah-Hartman 2018-04-23 8:37 ` [PATCH 09/15] " Greg Kroah-Hartman 2018-04-23 8:37 ` Greg Kroah-Hartman 2018-04-23 8:37 ` Greg Kroah-Hartman 2018-04-23 8:37 ` Greg Kroah-Hartman 2018-05-04 19:29 [04/15] media: pxa_camera: " Mauro Carvalho Chehab 2018-05-04 19:29 ` [PATCH 04/15] " Mauro Carvalho Chehab 2018-05-04 19:29 ` Mauro Carvalho Chehab 2018-05-04 19:29 ` Mauro Carvalho Chehab 2018-05-04 19:29 ` Mauro Carvalho Chehab 2018-05-18 21:31 [05/15] mtd: nand: pxa3xx: " Daniel Mack 2018-05-18 21:31 ` [PATCH 05/15] " Daniel Mack 2018-05-18 21:31 ` Daniel Mack 2018-05-18 21:31 ` Daniel Mack 2018-05-23 21:54 [05/15] " Daniel Mack 2018-05-23 21:54 ` [PATCH 05/15] " Daniel Mack 2018-05-23 21:54 ` Daniel Mack 2018-05-23 21:54 ` Daniel Mack
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