diff options
author | Xinyu Chen <xinyu.chen@freescale.com> | 2012-07-25 16:54:33 +0800 |
---|---|---|
committer | Xinyu Chen <xinyu.chen@freescale.com> | 2012-07-25 16:54:33 +0800 |
commit | 10ca2f12149b8c3fde9af51da89736529892dc69 (patch) | |
tree | 1a5118db41796df0a40c20467f37542e957e87a0 /drivers/dma | |
parent | 3fb99edfabe05a47803eba7f39109b5eb86e25df (diff) | |
parent | cf3095062b75f6e518c6ef8a25b47a5b2ced7668 (diff) |
Merge remote branch 'fsl-linux-sdk/imx_3.0.35' into imx_3.0.35_android
Conflicts:
arch/arm/configs/imx6_defconfig
arch/arm/configs/imx6_updater_defconfig
arch/arm/configs/imx6s_defconfig
arch/arm/include/asm/dma-mapping.h
arch/arm/kernel/smp.c
arch/arm/mach-mx6/Kconfig
arch/arm/mach-mx6/board-mx6dl_arm2.h
arch/arm/mach-mx6/board-mx6dl_sabresd.h
arch/arm/mach-mx6/board-mx6q_arm2.c
arch/arm/mach-mx6/board-mx6q_arm2.h
arch/arm/mach-mx6/board-mx6q_sabreauto.c
arch/arm/mach-mx6/board-mx6q_sabreauto.h
arch/arm/mach-mx6/board-mx6q_sabrelite.c
arch/arm/mach-mx6/board-mx6q_sabresd.c
arch/arm/mach-mx6/board-mx6q_sabresd.h
arch/arm/mach-mx6/board-mx6sl_arm2.c
arch/arm/mach-mx6/board-mx6sl_arm2.h
arch/arm/mach-mx6/board-mx6solo_sabreauto.h
arch/arm/mach-mx6/bus_freq.c
arch/arm/mach-mx6/clock.c
arch/arm/mach-mx6/clock_mx6sl.c
arch/arm/mach-mx6/cpu.c
arch/arm/mach-mx6/crm_regs.h
arch/arm/mach-mx6/devices-imx6q.h
arch/arm/mach-mx6/devices.c
arch/arm/mach-mx6/mx6_anatop_regulator.c
arch/arm/mach-mx6/pcie.c
arch/arm/mach-mx6/system.c
arch/arm/mm/dma-mapping.c
arch/arm/plat-mxc/devices/Makefile
arch/arm/plat-mxc/devices/platform-imx-dcp.c
arch/arm/plat-mxc/devices/platform-imx-ocotp.c
arch/arm/plat-mxc/devices/platform-imx-rngb.c
arch/arm/plat-mxc/devices/platform-mxc_hdmi.c
arch/arm/plat-mxc/include/mach/devices-common.h
arch/arm/plat-mxc/include/mach/esdhc.h
arch/arm/plat-mxc/include/mach/iomux-mx6dl.h
arch/arm/plat-mxc/include/mach/iomux-mx6q.h
arch/arm/plat-mxc/include/mach/memory.h
arch/arm/plat-mxc/include/mach/mx6.h
arch/arm/plat-mxc/include/mach/mxc_edid.h
arch/arm/plat-mxc/include/mach/mxc_hdmi.h
arch/arm/plat-mxc/system.c
drivers/Kconfig
drivers/char/hw_random/fsl-rngc.c
drivers/cpufreq/Makefile
drivers/cpufreq/cpufreq_interactive.c
drivers/crypto/Kconfig
drivers/crypto/caam/caamalg.c
drivers/crypto/caam/compat.h
drivers/crypto/caam/ctrl.c
drivers/crypto/caam/desc_constr.h
drivers/crypto/caam/intern.h
drivers/crypto/dcp.c
drivers/dma/pch_dma.c
drivers/input/keyboard/gpio_keys.c
drivers/input/touchscreen/egalax_ts.c
drivers/input/touchscreen/max11801_ts.c
drivers/media/video/mxc/capture/Kconfig
drivers/media/video/mxc/capture/adv7180.c
drivers/media/video/mxc/capture/ipu_csi_enc.c
drivers/media/video/mxc/capture/ipu_prp_vf_sdc.c
drivers/media/video/mxc/capture/ipu_prp_vf_sdc_bg.c
drivers/media/video/mxc/capture/mxc_v4l2_capture.c
drivers/media/video/mxc/capture/ov5640_mipi.c
drivers/media/video/mxc/output/mxc_vout.c
drivers/misc/Kconfig
drivers/misc/Makefile
drivers/mmc/card/block.c
drivers/mmc/core/mmc.c
drivers/mmc/host/mmci.c
drivers/mmc/host/sdhci-esdhc-imx.c
drivers/mmc/host/sdhci.c
drivers/mmc/host/sdhci.h
drivers/mxc/Kconfig
drivers/mxc/Makefile
drivers/mxc/asrc/mxc_asrc.c
drivers/mxc/gpu-viv/arch/XAQ2/hal/kernel/gc_hal_kernel_context.c
drivers/mxc/gpu-viv/arch/XAQ2/hal/kernel/gc_hal_kernel_hardware.c
drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.c
drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel.h
drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_command.c
drivers/mxc/gpu-viv/hal/kernel/gc_hal_kernel_event.c
drivers/mxc/gpu-viv/hal/kernel/inc/gc_hal.h
drivers/mxc/gpu-viv/hal/kernel/inc/gc_hal_base.h
drivers/mxc/gpu-viv/hal/kernel/inc/gc_hal_options.h
drivers/mxc/gpu-viv/hal/os/linux/kernel/gc_hal_kernel_os.c
drivers/mxc/ipu3/ipu_device.c
drivers/mxc/vpu/mxc_vpu.c
drivers/net/fec.c
drivers/net/wireless/Makefile
drivers/power/sabresd_battery.c
drivers/regulator/core.c
drivers/tty/serial/imx.c
drivers/usb/core/hub.c
drivers/usb/gadget/arcotg_udc.c
drivers/usb/gadget/fsl_updater.c
drivers/usb/gadget/inode.c
drivers/usb/host/ehci-hub.c
drivers/video/mxc/ldb.c
drivers/video/mxc/mipi_dsi.c
drivers/video/mxc/mxc_dispdrv.c
drivers/video/mxc/mxc_dispdrv.h
drivers/video/mxc/mxc_edid.c
drivers/video/mxc/mxc_elcdif_fb.c
drivers/video/mxc/mxc_ipuv3_fb.c
drivers/video/mxc/mxc_spdc_fb.c
drivers/video/mxc_hdmi.c
drivers/watchdog/imx2_wdt.c
fs/proc/base.c
include/linux/mmc/host.h
include/linux/mmc/sdhci.h
include/linux/mxc_v4l2.h
kernel/power/main.c
sound/soc/codecs/mxc_hdmi.c
sound/soc/codecs/mxc_spdif.c
sound/soc/codecs/wm8962.c
sound/soc/imx/Kconfig
sound/soc/imx/Makefile
sound/soc/imx/imx-cs42888.c
sound/soc/imx/imx-esai.c
sound/soc/imx/imx-wm8958.c
sound/soc/imx/imx-wm8962.c
Diffstat (limited to 'drivers/dma')
-rw-r--r-- | drivers/dma/Kconfig | 13 | ||||
-rw-r--r-- | drivers/dma/at_hdmac.c | 8 | ||||
-rw-r--r-- | drivers/dma/at_hdmac_regs.h | 17 | ||||
-rw-r--r-- | drivers/dma/pch_dma.c | 137 |
4 files changed, 114 insertions, 61 deletions
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index fb0f8083b14d..fda11931eef4 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -215,18 +215,17 @@ config PL330_DMA platform_data for a dma-pl330 device. config PCH_DMA - tristate "Intel EG20T PCH / OKI Semi IOH(ML7213/ML7223) DMA support" + tristate "Intel EG20T PCH / OKI Semi IOH(ML7213/ML7223/ML7831) DMA support" depends on PCI && X86 select DMA_ENGINE help Enable support for Intel EG20T PCH DMA engine. - This driver also can be used for OKI SEMICONDUCTOR IOH(Input/ - Output Hub), ML7213 and ML7223. - ML7213 IOH is for IVI(In-Vehicle Infotainment) use and ML7223 IOH is - for MP(Media Phone) use. - ML7213/ML7223 is companion chip for Intel Atom E6xx series. - ML7213/ML7223 is completely compatible for Intel EG20T PCH. + Output Hub), ML7213, ML7223 and ML7831. + ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is + for MP(Media Phone) use and ML7831 IOH is for general purpose use. + ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. + ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. config IMX_SDMA tristate "i.MX SDMA support" diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 600cf4916b52..cdd07e4d9803 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -237,10 +237,6 @@ static void atc_dostart(struct at_dma_chan *atchan, struct at_desc *first) vdbg_dump_regs(atchan); - /* clear any pending interrupt */ - while (dma_readl(atdma, EBCISR)) - cpu_relax(); - channel_writel(atchan, SADDR, 0); channel_writel(atchan, DADDR, 0); channel_writel(atchan, CTRLA, 0); @@ -1279,7 +1275,7 @@ static int __init at_dma_probe(struct platform_device *pdev) tasklet_init(&atchan->tasklet, atc_tasklet, (unsigned long)atchan); - atc_enable_irq(atchan); + atc_enable_chan_irq(atdma, i); } /* set base routines */ @@ -1348,7 +1344,7 @@ static int __exit at_dma_remove(struct platform_device *pdev) struct at_dma_chan *atchan = to_at_dma_chan(chan); /* Disable interrupts */ - atc_disable_irq(atchan); + atc_disable_chan_irq(atdma, chan->chan_id); tasklet_disable(&atchan->tasklet); tasklet_kill(&atchan->tasklet); diff --git a/drivers/dma/at_hdmac_regs.h b/drivers/dma/at_hdmac_regs.h index 087dbf1dd39c..19ed47056da8 100644 --- a/drivers/dma/at_hdmac_regs.h +++ b/drivers/dma/at_hdmac_regs.h @@ -319,28 +319,27 @@ static void atc_dump_lli(struct at_dma_chan *atchan, struct at_lli *lli) } -static void atc_setup_irq(struct at_dma_chan *atchan, int on) +static void atc_setup_irq(struct at_dma *atdma, int chan_id, int on) { - struct at_dma *atdma = to_at_dma(atchan->chan_common.device); - u32 ebci; + u32 ebci; /* enable interrupts on buffer transfer completion & error */ - ebci = AT_DMA_BTC(atchan->chan_common.chan_id) - | AT_DMA_ERR(atchan->chan_common.chan_id); + ebci = AT_DMA_BTC(chan_id) + | AT_DMA_ERR(chan_id); if (on) dma_writel(atdma, EBCIER, ebci); else dma_writel(atdma, EBCIDR, ebci); } -static inline void atc_enable_irq(struct at_dma_chan *atchan) +static void atc_enable_chan_irq(struct at_dma *atdma, int chan_id) { - atc_setup_irq(atchan, 1); + atc_setup_irq(atdma, chan_id, 1); } -static inline void atc_disable_irq(struct at_dma_chan *atchan) +static void atc_disable_chan_irq(struct at_dma *atdma, int chan_id) { - atc_setup_irq(atchan, 0); + atc_setup_irq(atdma, chan_id, 0); } diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c index 11c3e27473f4..3dd2e6a8a93b 100644 --- a/drivers/dma/pch_dma.c +++ b/drivers/dma/pch_dma.c @@ -45,7 +45,8 @@ #define DMA_STATUS_MASK_BITS 0x3 #define DMA_STATUS_SHIFT_BITS 16 #define DMA_STATUS_IRQ(x) (0x1 << (x)) -#define DMA_STATUS_ERR(x) (0x1 << ((x) + 8)) +#define DMA_STATUS0_ERR(x) (0x1 << ((x) + 8)) +#define DMA_STATUS2_ERR(x) (0x1 << (x)) #define DMA_DESC_WIDTH_SHIFT_BITS 12 #define DMA_DESC_WIDTH_1_BYTE (0x3 << DMA_DESC_WIDTH_SHIFT_BITS) @@ -59,7 +60,10 @@ #define DMA_DESC_FOLLOW_WITHOUT_IRQ 0x2 #define DMA_DESC_FOLLOW_WITH_IRQ 0x3 -#define MAX_CHAN_NR 8 +#define MAX_CHAN_NR 12 + +#define DMA_MASK_CTL0_MODE 0x33333333 +#define DMA_MASK_CTL2_MODE 0x00003333 static unsigned int init_nr_desc_per_channel = 64; module_param(init_nr_desc_per_channel, uint, 0644); @@ -133,6 +137,7 @@ struct pch_dma { #define PCH_DMA_CTL3 0x0C #define PCH_DMA_STS0 0x10 #define PCH_DMA_STS1 0x14 +#define PCH_DMA_STS2 0x18 #define dma_readl(pd, name) \ readl((pd)->membase + PCH_DMA_##name) @@ -183,13 +188,19 @@ static void pdc_enable_irq(struct dma_chan *chan, int enable) { struct pch_dma *pd = to_pd(chan->device); u32 val; + int pos; + + if (chan->chan_id < 8) + pos = chan->chan_id; + else + pos = chan->chan_id + 8; val = dma_readl(pd, CTL2); if (enable) - val |= 0x1 << chan->chan_id; + val |= 0x1 << pos; else - val &= ~(0x1 << chan->chan_id); + val &= ~(0x1 << pos); dma_writel(pd, CTL2, val); @@ -202,35 +213,42 @@ static void pdc_set_dir(struct dma_chan *chan) struct pch_dma_chan *pd_chan = to_pd_chan(chan); struct pch_dma *pd = to_pd(chan->device); u32 val; + u32 mask_mode; + u32 mask_ctl; if (chan->chan_id < 8) { val = dma_readl(pd, CTL0); - if (pd_chan->dir == DMA_MEM_TO_DEV) + mask_mode = DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id); + mask_ctl = DMA_MASK_CTL0_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + val &= mask_mode; + if (pd_chan->dir == DMA_TO_DEVICE) val |= 0x1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id + DMA_CTL0_DIR_SHIFT_BITS); else val &= ~(0x1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id + DMA_CTL0_DIR_SHIFT_BITS)); + val |= mask_ctl; dma_writel(pd, CTL0, val); } else { int ch = chan->chan_id - 8; /* ch8-->0 ch9-->1 ... ch11->3 */ val = dma_readl(pd, CTL3); - if (pd_chan->dir == DMA_TO_DEVICE) mask_mode = DMA_CTL0_MODE_MASK_BITS << (DMA_CTL0_BITS_PER_CH * ch); mask_ctl = DMA_MASK_CTL2_MODE & ~(DMA_CTL0_MODE_MASK_BITS << (DMA_CTL0_BITS_PER_CH * ch)); val &= mask_mode; - if (pd_chan->dir == DMA_MEM_TO_DEV) + if (pd_chan->dir == DMA_TO_DEVICE) val |= 0x1 << (DMA_CTL0_BITS_PER_CH * ch + DMA_CTL0_DIR_SHIFT_BITS); else val &= ~(0x1 << (DMA_CTL0_BITS_PER_CH * ch + DMA_CTL0_DIR_SHIFT_BITS)); - + val |= mask_ctl; dma_writel(pd, CTL3, val); } @@ -242,33 +260,37 @@ static void pdc_set_mode(struct dma_chan *chan, u32 mode) { struct pch_dma *pd = to_pd(chan->device); u32 val; + u32 mask_ctl; + u32 mask_dir; if (chan->chan_id < 8) { + mask_ctl = DMA_MASK_CTL0_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + mask_dir = 1 << (DMA_CTL0_BITS_PER_CH * chan->chan_id +\ + DMA_CTL0_DIR_SHIFT_BITS); val = dma_readl(pd, CTL0); - - val &= ~(DMA_CTL0_MODE_MASK_BITS << - (DMA_CTL0_BITS_PER_CH * chan->chan_id)); + val &= mask_dir; val |= mode << (DMA_CTL0_BITS_PER_CH * chan->chan_id); - + val |= mask_ctl; dma_writel(pd, CTL0, val); } else { int ch = chan->chan_id - 8; /* ch8-->0 ch9-->1 ... ch11->3 */ - + mask_ctl = DMA_MASK_CTL2_MODE & ~(DMA_CTL0_MODE_MASK_BITS << + (DMA_CTL0_BITS_PER_CH * ch)); + mask_dir = 1 << (DMA_CTL0_BITS_PER_CH * ch +\ + DMA_CTL0_DIR_SHIFT_BITS); val = dma_readl(pd, CTL3); - - val &= ~(DMA_CTL0_MODE_MASK_BITS << - (DMA_CTL0_BITS_PER_CH * ch)); + val &= mask_dir; val |= mode << (DMA_CTL0_BITS_PER_CH * ch); - + val |= mask_ctl; dma_writel(pd, CTL3, val); - } dev_dbg(chan2dev(chan), "pdc_set_mode: chan %d -> %x\n", chan->chan_id, val); } -static u32 pdc_get_status(struct pch_dma_chan *pd_chan) +static u32 pdc_get_status0(struct pch_dma_chan *pd_chan) { struct pch_dma *pd = to_pd(pd_chan->chan.device); u32 val; @@ -278,9 +300,27 @@ static u32 pdc_get_status(struct pch_dma_chan *pd_chan) DMA_STATUS_BITS_PER_CH * pd_chan->chan.chan_id)); } +static u32 pdc_get_status2(struct pch_dma_chan *pd_chan) +{ + struct pch_dma *pd = to_pd(pd_chan->chan.device); + u32 val; + + val = dma_readl(pd, STS2); + return DMA_STATUS_MASK_BITS & (val >> (DMA_STATUS_SHIFT_BITS + + DMA_STATUS_BITS_PER_CH * (pd_chan->chan.chan_id - 8))); +} + static bool pdc_is_idle(struct pch_dma_chan *pd_chan) { - if (pdc_get_status(pd_chan) == DMA_STATUS_IDLE) + u32 sts; + + if (pd_chan->chan.chan_id < 8) + sts = pdc_get_status0(pd_chan); + else + sts = pdc_get_status2(pd_chan); + + + if (sts == DMA_STATUS_IDLE) return true; else return false; @@ -501,11 +541,11 @@ static int pd_alloc_chan_resources(struct dma_chan *chan) list_add_tail(&desc->desc_node, &tmp_list); } - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); list_splice(&tmp_list, &pd_chan->free_list); pd_chan->descs_allocated = i; pd_chan->completed_cookie = chan->cookie = 1; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); pdc_enable_irq(chan, 1); @@ -523,10 +563,10 @@ static void pd_free_chan_resources(struct dma_chan *chan) BUG_ON(!list_empty(&pd_chan->active_list)); BUG_ON(!list_empty(&pd_chan->queue)); - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); list_splice_init(&pd_chan->free_list, &tmp_list); pd_chan->descs_allocated = 0; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); list_for_each_entry_safe(desc, _d, &tmp_list, desc_node) pci_pool_free(pd->pool, desc, desc->txd.phys); @@ -542,10 +582,10 @@ static enum dma_status pd_tx_status(struct dma_chan *chan, dma_cookie_t cookie, dma_cookie_t last_completed; int ret; - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); last_completed = pd_chan->completed_cookie; last_used = chan->cookie; - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); ret = dma_async_is_complete(cookie, last_completed, last_used); @@ -660,7 +700,7 @@ static int pd_device_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, if (cmd != DMA_TERMINATE_ALL) return -ENXIO; - spin_lock_bh(&pd_chan->lock); + spin_lock_irq(&pd_chan->lock); pdc_set_mode(&pd_chan->chan, DMA_CTL0_DISABLE); @@ -670,7 +710,7 @@ static int pd_device_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, list_for_each_entry_safe(desc, _d, &list, desc_node) pdc_chain_complete(pd_chan, desc); - spin_unlock_bh(&pd_chan->lock); + spin_unlock_irq(&pd_chan->lock); return 0; } @@ -699,30 +739,45 @@ static irqreturn_t pd_irq(int irq, void *devid) struct pch_dma *pd = (struct pch_dma *)devid; struct pch_dma_chan *pd_chan; u32 sts0; + u32 sts2; int i; - int ret = IRQ_NONE; + int ret0 = IRQ_NONE; + int ret2 = IRQ_NONE; sts0 = dma_readl(pd, STS0); + sts2 = dma_readl(pd, STS2); dev_dbg(pd->dma.dev, "pd_irq sts0: %x\n", sts0); for (i = 0; i < pd->dma.chancnt; i++) { pd_chan = &pd->channels[i]; - if (sts0 & DMA_STATUS_IRQ(i)) { - if (sts0 & DMA_STATUS_ERR(i)) - set_bit(0, &pd_chan->err_status); + if (i < 8) { + if (sts0 & DMA_STATUS_IRQ(i)) { + if (sts0 & DMA_STATUS0_ERR(i)) + set_bit(0, &pd_chan->err_status); - tasklet_schedule(&pd_chan->tasklet); - ret = IRQ_HANDLED; - } + tasklet_schedule(&pd_chan->tasklet); + ret0 = IRQ_HANDLED; + } + } else { + if (sts2 & DMA_STATUS_IRQ(i - 8)) { + if (sts2 & DMA_STATUS2_ERR(i)) + set_bit(0, &pd_chan->err_status); + tasklet_schedule(&pd_chan->tasklet); + ret2 = IRQ_HANDLED; + } + } } /* clear interrupt bits in status register */ - dma_writel(pd, STS0, sts0); + if (ret0) + dma_writel(pd, STS0, sts0); + if (ret2) + dma_writel(pd, STS2, sts2); - return ret; + return ret0 | ret2; } #ifdef CONFIG_PM @@ -966,6 +1021,8 @@ static void __devexit pch_dma_remove(struct pci_dev *pdev) #define PCI_DEVICE_ID_ML7223_DMA2_4CH 0x800E #define PCI_DEVICE_ID_ML7223_DMA3_4CH 0x8017 #define PCI_DEVICE_ID_ML7223_DMA4_4CH 0x803B +#define PCI_DEVICE_ID_ML7831_DMA1_8CH 0x8810 +#define PCI_DEVICE_ID_ML7831_DMA2_4CH 0x8815 DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_EG20T_PCH_DMA_8CH), 8 }, @@ -978,6 +1035,8 @@ DEFINE_PCI_DEVICE_TABLE(pch_dma_id_table) = { { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA2_4CH), 4}, /* Video SPI */ { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA3_4CH), 4}, /* Security */ { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7223_DMA4_4CH), 4}, /* FPGA */ + { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA1_8CH), 8}, /* UART */ + { PCI_VDEVICE(ROHM, PCI_DEVICE_ID_ML7831_DMA2_4CH), 4}, /* SPI */ { 0, }, }; @@ -1005,7 +1064,7 @@ static void __exit pch_dma_exit(void) module_init(pch_dma_init); module_exit(pch_dma_exit); -MODULE_DESCRIPTION("Intel EG20T PCH / OKI SEMICONDUCTOR ML7213 IOH " - "DMA controller driver"); +MODULE_DESCRIPTION("Intel EG20T PCH / OKI SEMICON ML7213/ML7223/ML7831 IOH" + "DMA controller driver"); MODULE_AUTHOR("Yong Wang <yong.y.wang@intel.com>"); MODULE_LICENSE("GPL v2"); |