diff options
73 files changed, 983 insertions, 439 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 3523ab000f1f..bd07f6c1890f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5667,7 +5667,6 @@ F: drivers/media/video/*7146* F: include/media/*7146* SAMSUNG AUDIO (ASoC) DRIVERS -M: Jassi Brar <jassisinghbrar@gmail.com> M: Sangbeom Kim <sbkim73@samsung.com> L: alsa-devel@alsa-project.org (moderated for non-subscribers) S: Supported diff --git a/arch/powerpc/boot/dts/p1023rds.dts b/arch/powerpc/boot/dts/p1023rds.dts index d9b776740a67..d3b478242ea9 100644 --- a/arch/powerpc/boot/dts/p1023rds.dts +++ b/arch/powerpc/boot/dts/p1023rds.dts @@ -449,6 +449,7 @@ interrupt-parent = <&mpic>; interrupts = <16 2>; interrupt-map-mask = <0xf800 0 0 7>; + /* IRQ[0:3] are pulled up on board, set to active-low */ interrupt-map = < /* IDSEL 0x0 */ 0000 0 0 1 &mpic 0 1 @@ -488,11 +489,15 @@ interrupt-parent = <&mpic>; interrupts = <16 2>; interrupt-map-mask = <0xf800 0 0 7>; + /* + * IRQ[4:6] only for PCIe, set to active-high, + * IRQ[7] is pulled up on board, set to active-low + */ interrupt-map = < /* IDSEL 0x0 */ - 0000 0 0 1 &mpic 4 1 - 0000 0 0 2 &mpic 5 1 - 0000 0 0 3 &mpic 6 1 + 0000 0 0 1 &mpic 4 2 + 0000 0 0 2 &mpic 5 2 + 0000 0 0 3 &mpic 6 2 0000 0 0 4 &mpic 7 1 >; ranges = <0x2000000 0x0 0xa0000000 @@ -527,12 +532,16 @@ interrupt-parent = <&mpic>; interrupts = <16 2>; interrupt-map-mask = <0xf800 0 0 7>; + /* + * IRQ[8:10] are pulled up on board, set to active-low + * IRQ[11] only for PCIe, set to active-high, + */ interrupt-map = < /* IDSEL 0x0 */ 0000 0 0 1 &mpic 8 1 0000 0 0 2 &mpic 9 1 0000 0 0 3 &mpic 10 1 - 0000 0 0 4 &mpic 11 1 + 0000 0 0 4 &mpic 11 2 >; ranges = <0x2000000 0x0 0x80000000 0x2000000 0x0 0x80000000 diff --git a/arch/powerpc/configs/ppc44x_defconfig b/arch/powerpc/configs/ppc44x_defconfig index 6cdf1c0d2c8a..3b98d7354341 100644 --- a/arch/powerpc/configs/ppc44x_defconfig +++ b/arch/powerpc/configs/ppc44x_defconfig @@ -52,6 +52,8 @@ CONFIG_MTD_CFI=y CONFIG_MTD_JEDECPROBE=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP_OF=y +CONFIG_MTD_NAND=m +CONFIG_MTD_NAND_NDFC=m CONFIG_MTD_UBI=m CONFIG_MTD_UBI_GLUEBI=m CONFIG_PROC_DEVICETREE=y diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 5964371303ac..8558b572e55d 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -15,6 +15,7 @@ #include <linux/of_fdt.h> #include <linux/memblock.h> #include <linux/bootmem.h> +#include <linux/moduleparam.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/tlb.h> diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index 45023e26aea3..d7946be298b6 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -203,7 +203,7 @@ config P3060_QDS select PPC_E500MC select PHYS_64BIT select SWIOTLB - select MPC8xxx_GPIO + select GPIO_MPC8XXX select HAS_RAPIDIO select PPC_EPAPR_HV_PIC help diff --git a/arch/powerpc/platforms/85xx/p3060_qds.c b/arch/powerpc/platforms/85xx/p3060_qds.c index 01dcf44871e9..081cf4ac1881 100644 --- a/arch/powerpc/platforms/85xx/p3060_qds.c +++ b/arch/powerpc/platforms/85xx/p3060_qds.c @@ -70,7 +70,7 @@ define_machine(p3060_qds) { .power_save = e500_idle, }; -machine_device_initcall(p3060_qds, declare_of_platform_devices); +machine_device_initcall(p3060_qds, corenet_ds_publish_devices); #ifdef CONFIG_SWIOTLB machine_arch_initcall(p3060_qds, swiotlb_setup_bus_notifier); diff --git a/arch/powerpc/sysdev/ehv_pic.c b/arch/powerpc/sysdev/ehv_pic.c index af1a5df46b3e..b6731e4a6646 100644 --- a/arch/powerpc/sysdev/ehv_pic.c +++ b/arch/powerpc/sysdev/ehv_pic.c @@ -280,6 +280,7 @@ void __init ehv_pic_init(void) if (!ehv_pic->irqhost) { of_node_put(np); + kfree(ehv_pic); return; } diff --git a/arch/powerpc/sysdev/fsl_lbc.c b/arch/powerpc/sysdev/fsl_lbc.c index c4d96fa32ba5..d5c3c90ee698 100644 --- a/arch/powerpc/sysdev/fsl_lbc.c +++ b/arch/powerpc/sysdev/fsl_lbc.c @@ -328,6 +328,7 @@ static int __devinit fsl_lbc_ctrl_probe(struct platform_device *dev) err: iounmap(fsl_lbc_ctrl_dev->regs); kfree(fsl_lbc_ctrl_dev); + fsl_lbc_ctrl_dev = NULL; return ret; } diff --git a/arch/powerpc/sysdev/qe_lib/qe.c b/arch/powerpc/sysdev/qe_lib/qe.c index 3363fbc964f8..ceb09cbd2329 100644 --- a/arch/powerpc/sysdev/qe_lib/qe.c +++ b/arch/powerpc/sysdev/qe_lib/qe.c @@ -216,7 +216,7 @@ int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier) /* Errata QE_General4, which affects some MPC832x and MPC836x SOCs, says that the BRG divisor must be even if you're not using divide-by-16 mode. */ - if (!div16 && (divisor & 1)) + if (!div16 && (divisor & 1) && (divisor > 3)) divisor++; tempval = ((divisor - 1) << QE_BRGC_DIVISOR_SHIFT) | diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c index 127408069ca7..631b9477b99c 100644 --- a/drivers/acpi/apei/erst.c +++ b/drivers/acpi/apei/erst.c @@ -932,7 +932,8 @@ static int erst_check_table(struct acpi_table_erst *erst_tab) static int erst_open_pstore(struct pstore_info *psi); static int erst_close_pstore(struct pstore_info *psi); static ssize_t erst_reader(u64 *id, enum pstore_type_id *type, - struct timespec *time, struct pstore_info *psi); + struct timespec *time, char **buf, + struct pstore_info *psi); static int erst_writer(enum pstore_type_id type, u64 *id, unsigned int part, size_t size, struct pstore_info *psi); static int erst_clearer(enum pstore_type_id type, u64 id, @@ -986,17 +987,23 @@ static int erst_close_pstore(struct pstore_info *psi) } static ssize_t erst_reader(u64 *id, enum pstore_type_id *type, - struct timespec *time, struct pstore_info *psi) + struct timespec *time, char **buf, + struct pstore_info *psi) { int rc; ssize_t len = 0; u64 record_id; - struct cper_pstore_record *rcd = (struct cper_pstore_record *) - (erst_info.buf - sizeof(*rcd)); + struct cper_pstore_record *rcd; + size_t rcd_len = sizeof(*rcd) + erst_info.bufsize; if (erst_disable) return -ENODEV; + rcd = kmalloc(rcd_len, GFP_KERNEL); + if (!rcd) { + rc = -ENOMEM; + goto out; + } skip: rc = erst_get_record_id_next(&reader_pos, &record_id); if (rc) @@ -1004,22 +1011,27 @@ skip: /* no more record */ if (record_id == APEI_ERST_INVALID_RECORD_ID) { - rc = -1; + rc = -EINVAL; goto out; } - len = erst_read(record_id, &rcd->hdr, sizeof(*rcd) + - erst_info.bufsize); + len = erst_read(record_id, &rcd->hdr, rcd_len); /* The record may be cleared by others, try read next record */ if (len == -ENOENT) goto skip; - else if (len < 0) { - rc = -1; + else if (len < sizeof(*rcd)) { + rc = -EIO; goto out; } if (uuid_le_cmp(rcd->hdr.creator_id, CPER_CREATOR_PSTORE) != 0) goto skip; + *buf = kmalloc(len, GFP_KERNEL); + if (*buf == NULL) { + rc = -ENOMEM; + goto out; + } + memcpy(*buf, rcd->data, len - sizeof(*rcd)); *id = record_id; if (uuid_le_cmp(rcd->sec_hdr.section_type, CPER_SECTION_TYPE_DMESG) == 0) @@ -1037,6 +1049,7 @@ skip: time->tv_nsec = 0; out: + kfree(rcd); return (rc < 0) ? rc : (len - sizeof(*rcd)); } diff --git a/drivers/crypto/mv_cesa.c b/drivers/crypto/mv_cesa.c index 5c6f56f21443..dcd8babae9eb 100644 --- a/drivers/crypto/mv_cesa.c +++ b/drivers/crypto/mv_cesa.c @@ -343,11 +343,13 @@ static void mv_process_hash_current(int first_block) else op.config |= CFG_MID_FRAG; - writel(req_ctx->state[0], cpg->reg + DIGEST_INITIAL_VAL_A); - writel(req_ctx->state[1], cpg->reg + DIGEST_INITIAL_VAL_B); - writel(req_ctx->state[2], cpg->reg + DIGEST_INITIAL_VAL_C); - writel(req_ctx->state[3], cpg->reg + DIGEST_INITIAL_VAL_D); - writel(req_ctx->state[4], cpg->reg + DIGEST_INITIAL_VAL_E); + if (first_block) { + writel(req_ctx->state[0], cpg->reg + DIGEST_INITIAL_VAL_A); + writel(req_ctx->state[1], cpg->reg + DIGEST_INITIAL_VAL_B); + writel(req_ctx->state[2], cpg->reg + DIGEST_INITIAL_VAL_C); + writel(req_ctx->state[3], cpg->reg + DIGEST_INITIAL_VAL_D); + writel(req_ctx->state[4], cpg->reg + DIGEST_INITIAL_VAL_E); + } } memcpy(cpg->sram + SRAM_CONFIG, &op, sizeof(struct sec_accel_config)); diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 8af8e864a9cf..73464a62adf7 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -1128,7 +1128,7 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = { { .compatible = "fsl,p1020-memory-controller", }, { .compatible = "fsl,p1021-memory-controller", }, { .compatible = "fsl,p2020-memory-controller", }, - { .compatible = "fsl,p4080-memory-controller", }, + { .compatible = "fsl,qoriq-memory-controller", }, {}, }; MODULE_DEVICE_TABLE(of, mpc85xx_mc_err_of_match); diff --git a/drivers/firmware/efivars.c b/drivers/firmware/efivars.c index 8370f72d87ff..b0a81173a268 100644 --- a/drivers/firmware/efivars.c +++ b/drivers/firmware/efivars.c @@ -457,7 +457,8 @@ static int efi_pstore_close(struct pstore_info *psi) } static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, - struct timespec *timespec, struct pstore_info *psi) + struct timespec *timespec, + char **buf, struct pstore_info *psi) { efi_guid_t vendor = LINUX_EFI_CRASH_GUID; struct efivars *efivars = psi->data; @@ -478,7 +479,11 @@ static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, timespec->tv_nsec = 0; get_var_data_locked(efivars, &efivars->walk_entry->var); size = efivars->walk_entry->var.DataSize; - memcpy(psi->buf, efivars->walk_entry->var.Data, size); + *buf = kmalloc(size, GFP_KERNEL); + if (*buf == NULL) + return -ENOMEM; + memcpy(*buf, efivars->walk_entry->var.Data, + size); efivars->walk_entry = list_entry(efivars->walk_entry->list.next, struct efivar_entry, list); return size; @@ -576,7 +581,8 @@ static int efi_pstore_close(struct pstore_info *psi) } static ssize_t efi_pstore_read(u64 *id, enum pstore_type_id *type, - struct timespec *time, struct pstore_info *psi) + struct timespec *timespec, + char **buf, struct pstore_info *psi) { return -1; } diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 147df8ae79db..d3f3e8f54561 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -546,7 +546,7 @@ static void pca953x_irq_teardown(struct pca953x_chip *chip) * Translate OpenFirmware node properties into platform_data * WARNING: This is DEPRECATED and will be removed eventually! */ -void +static void pca953x_get_alt_pdata(struct i2c_client *client, int *gpio_base, int *invert) { struct device_node *node; @@ -574,7 +574,7 @@ pca953x_get_alt_pdata(struct i2c_client *client, int *gpio_base, int *invert) *invert = *val; } #else -void +static void pca953x_get_alt_pdata(struct i2c_client *client, int *gpio_base, int *invert) { *gpio_base = -1; diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c index 6f8afea94fc9..2bb07bca511a 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c @@ -27,82 +27,84 @@ #include "drm.h" #include "exynos_drm_drv.h" +#include "exynos_drm_gem.h" #include "exynos_drm_buf.h" -static DEFINE_MUTEX(exynos_drm_buf_lock); - static int lowlevel_buffer_allocate(struct drm_device *dev, - struct exynos_drm_buf_entry *entry) + struct exynos_drm_gem_buf *buffer) { DRM_DEBUG_KMS("%s\n", __FILE__); - entry->vaddr = dma_alloc_writecombine(dev->dev, entry->size, - (dma_addr_t *)&entry->paddr, GFP_KERNEL); - if (!entry->paddr) { + buffer->kvaddr = dma_alloc_writecombine(dev->dev, buffer->size, + &buffer->dma_addr, GFP_KERNEL); + if (!buffer->kvaddr) { DRM_ERROR("failed to allocate buffer.\n"); return -ENOMEM; } - DRM_DEBUG_KMS("allocated : vaddr(0x%x), paddr(0x%x), size(0x%x)\n", - (unsigned int)entry->vaddr, entry->paddr, entry->size); + DRM_DEBUG_KMS("vaddr(0x%lx), dma_addr(0x%lx), size(0x%lx)\n", + (unsigned long)buffer->kvaddr, + (unsigned long)buffer->dma_addr, + buffer->size); return 0; } static void lowlevel_buffer_deallocate(struct drm_device *dev, - struct exynos_drm_buf_entry *entry) + struct exynos_drm_gem_buf *buffer) { DRM_DEBUG_KMS("%s.\n", __FILE__); - if (entry->paddr && entry->vaddr && entry->size) - dma_free_writecombine(dev->dev, entry->size, entry->vaddr, - entry->paddr); + if (buffer->dma_addr && buffer->size) + dma_free_writecombine(dev->dev, buffer->size, buffer->kvaddr, + (dma_addr_t)buffer->dma_addr); else - DRM_DEBUG_KMS("entry data is null.\n"); + DRM_DEBUG_KMS("buffer data are invalid.\n"); } -struct exynos_drm_buf_entry *exynos_drm_buf_create(struct drm_device *dev, +struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev, unsigned int size) { - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; DRM_DEBUG_KMS("%s.\n", __FILE__); + DRM_DEBUG_KMS("desired size = 0x%x\n", size); - entry = kzalloc(sizeof(*entry), GFP_KERNEL); - if (!entry) { - DRM_ERROR("failed to allocate exynos_drm_buf_entry.\n"); + buffer = kzalloc(sizeof(*buffer), GFP_KERNEL); + if (!buffer) { + DRM_ERROR("failed to allocate exynos_drm_gem_buf.\n"); return ERR_PTR(-ENOMEM); } - entry->size = size; + buffer->size = size; /* * allocate memory region with size and set the memory information - * to vaddr and paddr of a entry object. + * to vaddr and dma_addr of a buffer object. */ - if (lowlevel_buffer_allocate(dev, entry) < 0) { - kfree(entry); - entry = NULL; + if (lowlevel_buffer_allocate(dev, buffer) < 0) { + kfree(buffer); + buffer = NULL; return ERR_PTR(-ENOMEM); } - return entry; + return buffer; } void exynos_drm_buf_destroy(struct drm_device *dev, - struct exynos_drm_buf_entry *entry) + struct exynos_drm_gem_buf *buffer) { DRM_DEBUG_KMS("%s.\n", __FILE__); - if (!entry) { - DRM_DEBUG_KMS("entry is null.\n"); + if (!buffer) { + DRM_DEBUG_KMS("buffer is null.\n"); return; } - lowlevel_buffer_deallocate(dev, entry); + lowlevel_buffer_deallocate(dev, buffer); - kfree(entry); - entry = NULL; + kfree(buffer); + buffer = NULL; } MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h index 045d59eab01a..6e91f9caa5db 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.h +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.h @@ -26,28 +26,15 @@ #ifndef _EXYNOS_DRM_BUF_H_ #define _EXYNOS_DRM_BUF_H_ -/* - * exynos drm buffer entry structure. - * - * @paddr: physical address of allocated memory. - * @vaddr: kernel virtual address of allocated memory. - * @size: size of allocated memory. - */ -struct exynos_drm_buf_entry { - dma_addr_t paddr; - void __iomem *vaddr; - unsigned int size; -}; - /* allocate physical memory. */ -struct exynos_drm_buf_entry *exynos_drm_buf_create(struct drm_device *dev, +struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev, unsigned int size); -/* get physical memory information of a drm framebuffer. */ -struct exynos_drm_buf_entry *exynos_drm_fb_get_buf(struct drm_framebuffer *fb); +/* get memory information of a drm framebuffer. */ +struct exynos_drm_gem_buf *exynos_drm_fb_get_buf(struct drm_framebuffer *fb); /* remove allocated physical memory. */ void exynos_drm_buf_destroy(struct drm_device *dev, - struct exynos_drm_buf_entry *entry); + struct exynos_drm_gem_buf *buffer); #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c index 985d9e768728..d620b0784257 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_connector.c +++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c @@ -37,6 +37,8 @@ struct exynos_drm_connector { struct drm_connector drm_connector; + uint32_t encoder_id; + struct exynos_drm_manager *manager; }; /* convert exynos_video_timings to drm_display_mode */ @@ -47,6 +49,7 @@ convert_to_display_mode(struct drm_display_mode *mode, DRM_DEBUG_KMS("%s\n", __FILE__); mode->clock = timing->pixclock / 1000; + mode->vrefresh = timing->refresh; mode->hdisplay = timing->xres; mode->hsync_start = mode->hdisplay + timing->left_margin; @@ -57,6 +60,12 @@ convert_to_display_mode(struct drm_display_mode *mode, mode->vsync_start = mode->vdisplay + timing->upper_margin; mode->vsync_end = mode->vsync_start + timing->vsync_len; mode->vtotal = mode->vsync_end + timing->lower_margin; + + if (timing->vmode & FB_VMODE_INTERLACED) + mode->flags |= DRM_MODE_FLAG_INTERLACE; + + if (timing->vmode & FB_VMODE_DOUBLE) + mode->flags |= DRM_MODE_FLAG_DBLSCAN; } /* convert drm_display_mode to exynos_video_timings */ @@ -69,7 +78,7 @@ convert_to_video_timing(struct fb_videomode *timing, memset(timing, 0, sizeof(*timing)); timing->pixclock = mode->clock * 1000; - timing->refresh = mode->vrefresh; + timing->refresh = drm_mode_vrefresh(mode); timing->xres = mode->hdisplay; timing->left_margin = mode->hsync_start - mode->hdisplay; @@ -92,15 +101,16 @@ convert_to_video_timing(struct fb_videomode *timing, static int exynos_drm_connector_get_modes(struct drm_connector *connector) { - struct exynos_drm_manager *manager = - exynos_drm_get_manager(connector->encoder); - struct exynos_drm_display *display = manager->display; + struct exynos_drm_connector *exynos_connector = + to_exynos_connector(connector); + struct exynos_drm_manager *manager = exynos_connector->manager; + struct exynos_drm_display_ops *display_ops = manager->display_ops; unsigned int count; DRM_DEBUG_KMS("%s\n", __FILE__); - if (!display) { - DRM_DEBUG_KMS("display is null.\n"); + if (!display_ops) { + DRM_DEBUG_KMS("display_ops is null.\n"); return 0; } @@ -112,7 +122,7 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector) * P.S. in case of lcd panel, count is always 1 if success * because lcd panel has only one mode. */ - if (display->get_edid) { + if (display_ops->get_edid) { int ret; void *edid; @@ -122,7 +132,7 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector) return 0; } - ret = display->get_edid(manager->dev, connector, + ret = display_ops->get_edid(manager->dev, connector, edid, MAX_EDID); if (ret < 0) { DRM_ERROR("failed to get edid data.\n"); @@ -140,8 +150,8 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector) struct drm_display_mode *mode = drm_mode_create(connector->dev); struct fb_videomode *timing; - if (display->get_timing) - timing = display->get_timing(manager->dev); + if (display_ops->get_timing) + timing = display_ops->get_timing(manager->dev); else { drm_mode_destroy(connector->dev, mode); return 0; @@ -162,9 +172,10 @@ static int exynos_drm_connector_get_modes(struct drm_connector *connector) static int exynos_drm_connector_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { - struct exynos_drm_manager *manager = - exynos_drm_get_manager(connector->encoder); - struct exynos_drm_display *display = manager->display; + struct exynos_drm_connector *exynos_connector = + to_exynos_connector(connector); + struct exynos_drm_manager *manager = exynos_connector->manager; + struct exynos_drm_display_ops *display_ops = manager->display_ops; struct fb_videomode timing; int ret = MODE_BAD; @@ -172,8 +183,8 @@ static int exynos_drm_connector_mode_valid(struct drm_connector *connector, convert_to_video_timing(&timing, mode); - if (display && display->check_timing) - if (!display->check_timing(manager->dev, (void *)&timing)) + if (display_ops && display_ops->check_timing) + if (!display_ops->check_timing(manager->dev, (void *)&timing)) ret = MODE_OK; return ret; @@ -181,9 +192,25 @@ static int exynos_drm_connector_mode_valid(struct drm_connector *connector, struct drm_encoder *exynos_drm_best_encoder(struct drm_connector *connector) { + struct drm_device *dev = connector->dev; + struct exynos_drm_connector *exynos_connector = + to_exynos_connector(connector); + struct drm_mode_object *obj; + struct drm_encoder *encoder; + DRM_DEBUG_KMS("%s\n", __FILE__); - return connector->encoder; + obj = drm_mode_object_find(dev, exynos_connector->encoder_id, + DRM_MODE_OBJECT_ENCODER); + if (!obj) { + DRM_DEBUG_KMS("Unknown ENCODER ID %d\n", + exynos_connector->encoder_id); + return NULL; + } + + encoder = obj_to_encoder(obj); + + return encoder; } static struct drm_connector_helper_funcs exynos_connector_helper_funcs = { @@ -196,15 +223,17 @@ static struct drm_connector_helper_funcs exynos_connector_helper_funcs = { static enum drm_connector_status exynos_drm_connector_detect(struct drm_connector *connector, bool force) { - struct exynos_drm_manager *manager = - exynos_drm_get_manager(connector->encoder); - struct exynos_drm_display *display = manager->display; + struct exynos_drm_connector *exynos_connector = + to_exynos_connector(connector); + struct exynos_drm_manager *manager = exynos_connector->manager; + struct exynos_drm_display_ops *display_ops = + manager->display_ops; enum drm_connector_status status = connector_status_disconnected; DRM_DEBUG_KMS("%s\n", __FILE__); - if (display && display->is_connected) { - if (display->is_connected(manager->dev)) + if (display_ops && display_ops->is_connected) { + if (display_ops->is_connected(manager->dev)) status = connector_status_connected; else status = connector_status_disconnected; @@ -251,9 +280,11 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev, connector = &exynos_connector->drm_connector; - switch (manager->display->type) { + switch (manager->display_ops->type) { case EXYNOS_DISPLAY_TYPE_HDMI: type = DRM_MODE_CONNECTOR_HDMIA; + connector->interlace_allowed = true; + connector->polled = DRM_CONNECTOR_POLL_HPD; break; default: type = DRM_MODE_CONNECTOR_Unknown; @@ -267,7 +298,10 @@ struct drm_connector *exynos_drm_connector_create(struct drm_device *dev, if (err) goto err_connector; + exynos_connector->encoder_id = encoder->base.id; + exynos_connector->manager = manager; connector->encoder = encoder; + err = drm_mode_connector_attach_encoder(connector, encoder); if (err) { DRM_ERROR("failed to attach a connector to a encoder\n"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 9337e5e2dbb6..ee43cc220853 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -29,36 +29,17 @@ #include "drmP.h" #include "drm_crtc_helper.h" +#include "exynos_drm_crtc.h" #include "exynos_drm_drv.h" #include "exynos_drm_fb.h" #include "exynos_drm_encoder.h" +#include "exynos_drm_gem.h" #include "exynos_drm_buf.h" #define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc,\ drm_crtc) /* - * Exynos specific crtc postion structure. - * - * @fb_x: offset x on a framebuffer to be displyed - * - the unit is screen coordinates. - * @fb_y: offset y on a framebuffer to be displayed - * - the unit is screen coordinates. - * @crtc_x: offset x on hardware screen. - * @crtc_y: offset y on hardware screen. - * @crtc_w: width of hardware screen. - * @crtc_h: height of hardware screen. - */ -struct exynos_drm_crtc_pos { - unsigned int fb_x; - unsigned int fb_y; - unsigned int crtc_x; - unsigned int crtc_y; - unsigned int crtc_w; - unsigned int crtc_h; -}; - -/* * Exynos specific crtc structure. * * @drm_crtc: crtc object. @@ -85,30 +66,31 @@ static void exynos_drm_crtc_apply(struct drm_crtc *crtc) exynos_drm_fn_encoder(crtc, overlay, exynos_drm_encoder_crtc_mode_set); - exynos_drm_fn_encoder(crtc, NULL, exynos_drm_encoder_crtc_commit); + exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe, + exynos_drm_encoder_crtc_commit); } -static int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay, - struct drm_framebuffer *fb, - struct drm_display_mode *mode, - struct exynos_drm_crtc_pos *pos) +int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay, + struct drm_framebuffer *fb, + struct drm_display_mode *mode, + struct exynos_drm_crtc_pos *pos) { - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; unsigned int actual_w; unsigned int actual_h; - entry = exynos_drm_fb_get_buf(fb); - if (!entry) { - DRM_LOG_KMS("entry is null.\n"); + buffer = exynos_drm_fb_get_buf(fb); + if (!buffer) { + DRM_LOG_KMS("buffer is null.\n"); return -EFAULT; } - overlay->paddr = entry->paddr; - overlay->vaddr = entry->vaddr; + overlay->dma_addr = buffer->dma_addr; + overlay->vaddr = buffer->kvaddr; - DRM_DEBUG_KMS("vaddr = 0x%lx, paddr = 0x%lx\n", + DRM_DEBUG_KMS("vaddr = 0x%lx, dma_addr = 0x%lx\n", (unsigned long)overlay->vaddr, - (unsigned long)overlay->paddr); + (unsigned long)overlay->dma_addr); actual_w = min((mode->hdisplay - pos->crtc_x), pos->crtc_w); actual_h = min((mode->vdisplay - pos->crtc_y), pos->crtc_h); @@ -171,9 +153,26 @@ static int exynos_drm_crtc_update(struct drm_crtc *crtc) static void exynos_drm_crtc_dpms(struct drm_crtc *crtc, int mode) { - DRM_DEBUG_KMS("%s\n", __FILE__); + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); - /* TODO */ + DRM_DEBUG_KMS("crtc[%d] mode[%d]\n", crtc->base.id, mode); + + switch (mode) { + case DRM_MODE_DPMS_ON: + exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe, + exynos_drm_encoder_crtc_commit); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + /* TODO */ + exynos_drm_fn_encoder(crtc, NULL, + exynos_drm_encoder_crtc_disable); + break; + default: + DRM_DEBUG_KMS("unspecified mode %d\n", mode); + break; + } } static void exynos_drm_crtc_prepare(struct drm_crtc *crtc) @@ -185,9 +184,12 @@ static void exynos_drm_crtc_prepare(struct drm_crtc *crtc) static void exynos_drm_crtc_commit(struct drm_crtc *crtc) { + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + DRM_DEBUG_KMS("%s\n", __FILE__); - /* drm framework doesn't check NULL. */ + exynos_drm_fn_encoder(crtc, &exynos_crtc->pipe, + exynos_drm_encoder_crtc_commit); } static bool diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h index c584042d6d2c..25f72a62cb88 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.h @@ -35,4 +35,29 @@ int exynos_drm_crtc_create(struct drm_device *dev, unsigned int nr); int exynos_drm_crtc_enable_vblank(struct drm_device *dev, int crtc); void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc); +/* + * Exynos specific crtc postion structure. + * + * @fb_x: offset x on a framebuffer to be displyed + * - the unit is screen coordinates. + * @fb_y: offset y on a framebuffer to be displayed + * - the unit is screen coordinates. + * @crtc_x: offset x on hardware screen. + * @crtc_y: offset y on hardware screen. + * @crtc_w: width of hardware screen. + * @crtc_h: height of hardware screen. + */ +struct exynos_drm_crtc_pos { + unsigned int fb_x; + unsigned int fb_y; + unsigned int crtc_x; + unsigned int crtc_y; + unsigned int crtc_w; + unsigned int crtc_h; +}; + +int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay, + struct drm_framebuffer *fb, + struct drm_display_mode *mode, + struct exynos_drm_crtc_pos *pos); #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 83810cbe3c17..53e2216de61d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -27,6 +27,7 @@ #include "drmP.h" #include "drm.h" +#include "drm_crtc_helper.h" #include <drm/exynos_drm.h> @@ -61,6 +62,9 @@ static int exynos_drm_load(struct drm_device *dev, unsigned long flags) drm_mode_config_init(dev); + /* init kms poll for handling hpd */ + drm_kms_helper_poll_init(dev); + exynos_drm_mode_config_init(dev); /* @@ -116,6 +120,7 @@ static int exynos_drm_unload(struct drm_device *dev) exynos_drm_fbdev_fini(dev); exynos_drm_device_unregister(dev); drm_vblank_cleanup(dev); + drm_kms_helper_poll_fini(dev); drm_mode_config_cleanup(dev); kfree(dev->dev_private); diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index c03683f2ae72..5e02e6ecc2e0 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -29,6 +29,7 @@ #ifndef _EXYNOS_DRM_DRV_H_ #define _EXYNOS_DRM_DRV_H_ +#include <linux/module.h> #include "drm.h" #define MAX_CRTC 2 @@ -79,8 +80,8 @@ struct exynos_drm_overlay_ops { * @scan_flag: interlace or progressive way. * (it could be DRM_MODE_FLAG_*) * @bpp: pixel size.(in bit) - * @paddr: bus(accessed by dma) physical memory address to this overlay - * and this is physically continuous. + * @dma_addr: bus(accessed by dma) address to the memory region allocated + * for a overlay. * @vaddr: virtual memory addresss to this overlay. * @default_win: a window to be enabled. * @color_key: color key on or off. @@ -108,7 +109,7 @@ struct exynos_drm_overlay { unsigned int scan_flag; unsigned int bpp; unsigned int pitch; - dma_addr_t paddr; + dma_addr_t dma_addr; void __iomem *vaddr; bool default_win; @@ -130,7 +131,7 @@ struct exynos_drm_overlay { * @check_timing: check if timing is valid or not. * @power_on: display device on or off. */ -struct exynos_drm_display { +struct exynos_drm_display_ops { enum exynos_drm_output_type type; bool (*is_connected)(struct device *dev); int (*get_edid)(struct device *dev, struct drm_connector *connector, @@ -146,12 +147,14 @@ struct exynos_drm_display { * @mode_set: convert drm_display_mode to hw specific display mode and * would be called by encoder->mode_set(). * @commit: set current hw specific display mode to hw. + * @disable: disable hardware specific display mode. * @enable_vblank: specific driver callback for enabling vblank interrupt. * @disable_vblank: specific driver callback for disabling vblank interrupt. */ struct exynos_drm_manager_ops { void (*mode_set)(struct device *subdrv_dev, void *mode); void (*commit)(struct device *subdrv_dev); + void (*disable)(struct device *subdrv_dev); int (*enable_vblank)(struct device *subdrv_dev); void (*disable_vblank)(struct device *subdrv_dev); }; @@ -178,7 +181,7 @@ struct exynos_drm_manager { int pipe; struct exynos_drm_manager_ops *ops; struct exynos_drm_overlay_ops *overlay_ops; - struct exynos_drm_display *display; + struct exynos_drm_display_ops *display_ops; }; /* diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.c b/drivers/gpu/drm/exynos/exynos_drm_encoder.c index 7cf6fa86a67e..153061415baf 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.c +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.c @@ -53,15 +53,36 @@ static void exynos_drm_encoder_dpms(struct drm_encoder *encoder, int mode) struct drm_device *dev = encoder->dev; struct drm_connector *connector; struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder); + struct exynos_drm_manager_ops *manager_ops = manager->ops; DRM_DEBUG_KMS("%s, encoder dpms: %d\n", __FILE__, mode); + switch (mode) { + case DRM_MODE_DPMS_ON: + if (manager_ops && manager_ops->commit) + manager_ops->commit(manager->dev); + break; + case DRM_MODE_DPMS_STANDBY: + case DRM_MODE_DPMS_SUSPEND: + case DRM_MODE_DPMS_OFF: + /* TODO */ + if (manager_ops && manager_ops->disable) + manager_ops->disable(manager->dev); + break; + default: + DRM_ERROR("unspecified mode %d\n", mode); + break; + } + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { if (connector->encoder == encoder) { - struct exynos_drm_display *display = manager->display; + struct exynos_drm_display_ops *display_ops = + manager->display_ops; - if (display && display->power_on) - display->power_on(manager->dev, mode); + DRM_DEBUG_KMS("connector[%d] dpms[%d]\n", + connector->base.id, mode); + if (display_ops && display_ops->power_on) + display_ops->power_on(manager->dev, mode); } } } @@ -116,15 +137,11 @@ static void exynos_drm_encoder_commit(struct drm_encoder *encoder) { struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder); struct exynos_drm_manager_ops *manager_ops = manager->ops; - struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops; DRM_DEBUG_KMS("%s\n", __FILE__); if (manager_ops && manager_ops->commit) manager_ops->commit(manager->dev); - - if (overlay_ops && overlay_ops->commit) - overlay_ops->commit(manager->dev); } static struct drm_crtc * @@ -208,10 +225,23 @@ void exynos_drm_fn_encoder(struct drm_crtc *crtc, void *data, { struct drm_device *dev = crtc->dev; struct drm_encoder *encoder; + struct exynos_drm_private *private = dev->dev_private; + struct exynos_drm_manager *manager; list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc != crtc) - continue; + /* + * if crtc is detached from encoder, check pipe, + * otherwise check crtc attached to encoder + */ + if (!encoder->crtc) { + manager = to_exynos_encoder(encoder)->manager; + if (manager->pipe < 0 || + private->crtc[manager->pipe] != crtc) + continue; + } else { + if (encoder->crtc != crtc) + continue; + } fn(encoder, data); } @@ -250,8 +280,18 @@ void exynos_drm_encoder_crtc_commit(struct drm_encoder *encoder, void *data) struct exynos_drm_manager *manager = to_exynos_encoder(encoder)->manager; struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops; + int crtc = *(int *)data; + + DRM_DEBUG_KMS("%s\n", __FILE__); + + /* + * when crtc is detached from encoder, this pipe is used + * to select manager operation + */ + manager->pipe = crtc; - overlay_ops->commit(manager->dev); + if (overlay_ops && overlay_ops->commit) + overlay_ops->commit(manager->dev); } void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data) @@ -261,7 +301,28 @@ void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data) struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops; struct exynos_drm_overlay *overlay = data; - overlay_ops->mode_set(manager->dev, overlay); + if (overlay_ops && overlay_ops->mode_set) + overlay_ops->mode_set(manager->dev, overlay); +} + +void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data) +{ + struct exynos_drm_manager *manager = + to_exynos_encoder(encoder)->manager; + struct exynos_drm_overlay_ops *overlay_ops = manager->overlay_ops; + + DRM_DEBUG_KMS("\n"); + + if (overlay_ops && overlay_ops->disable) + overlay_ops->disable(manager->dev); + + /* + * crtc is already detached from encoder and last + * function for detaching is properly done, so + * clear pipe from manager to prevent repeated call + */ + if (!encoder->crtc) + manager->pipe = -1; } MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_encoder.h b/drivers/gpu/drm/exynos/exynos_drm_encoder.h index 5ecd645d06a9..a22acfbf0e4e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_encoder.h +++ b/drivers/gpu/drm/exynos/exynos_drm_encoder.h @@ -41,5 +41,6 @@ void exynos_drm_enable_vblank(struct drm_encoder *encoder, void *data); void exynos_drm_disable_vblank(struct drm_encoder *encoder, void *data); void exynos_drm_encoder_crtc_commit(struct drm_encoder *encoder, void *data); void exynos_drm_encoder_crtc_mode_set(struct drm_encoder *encoder, void *data); +void exynos_drm_encoder_crtc_disable(struct drm_encoder *encoder, void *data); #endif diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c index 48d29cfd5240..5bf4a1ac7f82 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fb.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c @@ -29,7 +29,9 @@ #include "drmP.h" #include "drm_crtc.h" #include "drm_crtc_helper.h" +#include "drm_fb_helper.h" +#include "exynos_drm_drv.h" #include "exynos_drm_fb.h" #include "exynos_drm_buf.h" #include "exynos_drm_gem.h" @@ -41,14 +43,14 @@ * * @fb: drm framebuffer obejct. * @exynos_gem_obj: exynos specific gem object containing a gem object. - * @entry: pointer to exynos drm buffer entry object. - * - containing only the information to physically continuous memory - * region allocated at default framebuffer creation. + * @buffer: pointer to exynos_drm_gem_buffer object. + * - contain the memory information to memory region allocated + * at default framebuffer creation. */ struct exynos_drm_fb { struct drm_framebuffer fb; struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; }; static void exynos_drm_fb_destroy(struct drm_framebuffer *fb) @@ -63,8 +65,8 @@ static void exynos_drm_fb_destroy(struct drm_framebuffer *fb) * default framebuffer has no gem object so * a buffer of the default framebuffer should be released at here. */ - if (!exynos_fb->exynos_gem_obj && exynos_fb->entry) - exynos_drm_buf_destroy(fb->dev, exynos_fb->entry); + if (!exynos_fb->exynos_gem_obj && exynos_fb->buffer) + exynos_drm_buf_destroy(fb->dev, exynos_fb->buffer); kfree(exynos_fb); exynos_fb = NULL; @@ -143,29 +145,29 @@ exynos_drm_fb_init(struct drm_file *file_priv, struct drm_device *dev, */ if (!mode_cmd->handle) { if (!file_priv) { - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; /* * in case that file_priv is NULL, it allocates * only buffer and this buffer would be used * for default framebuffer. */ - entry = exynos_drm_buf_create(dev, size); - if (IS_ERR(entry)) { - ret = PTR_ERR(entry); + buffer = exynos_drm_buf_create(dev, size); + if (IS_ERR(buffer)) { + ret = PTR_ERR(buffer); goto err_buffer; } - exynos_fb->entry = entry; + exynos_fb->buffer = buffer; - DRM_LOG_KMS("default fb: paddr = 0x%lx, size = 0x%x\n", - (unsigned long)entry->paddr, size); + DRM_LOG_KMS("default: dma_addr = 0x%lx, size = 0x%x\n", + (unsigned long)buffer->dma_addr, size); goto out; } else { - exynos_gem_obj = exynos_drm_gem_create(file_priv, dev, - size, - &mode_cmd->handle); + exynos_gem_obj = exynos_drm_gem_create(dev, file_priv, + &mode_cmd->handle, + size); if (IS_ERR(exynos_gem_obj)) { ret = PTR_ERR(exynos_gem_obj); goto err_buffer; @@ -189,10 +191,10 @@ exynos_drm_fb_init(struct drm_file *file_priv, struct drm_device *dev, * so that default framebuffer has no its own gem object, * only its own buffer object. */ - exynos_fb->entry = exynos_gem_obj->entry; + exynos_fb->buffer = exynos_gem_obj->buffer; - DRM_LOG_KMS("paddr = 0x%lx, size = 0x%x, gem object = 0x%x\n", - (unsigned long)exynos_fb->entry->paddr, size, + DRM_LOG_KMS("dma_addr = 0x%lx, size = 0x%x, gem object = 0x%x\n", + (unsigned long)exynos_fb->buffer->dma_addr, size, (unsigned int)&exynos_gem_obj->base); out: @@ -220,26 +222,36 @@ struct drm_framebuffer *exynos_drm_fb_create(struct drm_device *dev, return exynos_drm_fb_init(file_priv, dev, mode_cmd); } -struct exynos_drm_buf_entry *exynos_drm_fb_get_buf(struct drm_framebuffer *fb) +struct exynos_drm_gem_buf *exynos_drm_fb_get_buf(struct drm_framebuffer *fb) { struct exynos_drm_fb *exynos_fb = to_exynos_fb(fb); - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; DRM_DEBUG_KMS("%s\n", __FILE__); - entry = exynos_fb->entry; - if (!entry) + buffer = exynos_fb->buffer; + if (!buffer) return NULL; - DRM_DEBUG_KMS("vaddr = 0x%lx, paddr = 0x%lx\n", - (unsigned long)entry->vaddr, - (unsigned long)entry->paddr); + DRM_DEBUG_KMS("vaddr = 0x%lx, dma_addr = 0x%lx\n", + (unsigned long)buffer->kvaddr, + (unsigned long)buffer->dma_addr); - return entry; + return buffer; +} + +static void exynos_drm_output_poll_changed(struct drm_device *dev) +{ + struct exynos_drm_private *private = dev->dev_private; + struct drm_fb_helper *fb_helper = private->fb_helper; + + if (fb_helper) + drm_fb_helper_hotplug_event(fb_helper); } static struct drm_mode_config_funcs exynos_drm_mode_config_funcs = { .fb_create = exynos_drm_fb_create, + .output_poll_changed = exynos_drm_output_poll_changed, }; void exynos_drm_mode_config_init(struct drm_device *dev) diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index 1f4b3d1a7713..836f41008187 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -33,6 +33,7 @@ #include "exynos_drm_drv.h" #include "exynos_drm_fb.h" +#include "exynos_drm_gem.h" #include "exynos_drm_buf.h" #define MAX_CONNECTOR 4 @@ -85,15 +86,13 @@ static struct fb_ops exynos_drm_fb_ops = { }; static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, - struct drm_framebuffer *fb, - unsigned int fb_width, - unsigned int fb_height) + struct drm_framebuffer *fb) { struct fb_info *fbi = helper->fbdev; struct drm_device *dev = helper->dev; struct exynos_drm_fbdev *exynos_fb = to_exynos_fbdev(helper); - struct exynos_drm_buf_entry *entry; - unsigned int size = fb_width * fb_height * (fb->bits_per_pixel >> 3); + struct exynos_drm_gem_buf *buffer; + unsigned int size = fb->width * fb->height * (fb->bits_per_pixel >> 3); unsigned long offset; DRM_DEBUG_KMS("%s\n", __FILE__); @@ -101,20 +100,20 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, exynos_fb->fb = fb; drm_fb_helper_fill_fix(fbi, fb->pitch, fb->depth); - drm_fb_helper_fill_var(fbi, helper, fb_width, fb_height); + drm_fb_helper_fill_var(fbi, helper, fb->width, fb->height); - entry = exynos_drm_fb_get_buf(fb); - if (!entry) { - DRM_LOG_KMS("entry is null.\n"); + buffer = exynos_drm_fb_get_buf(fb); + if (!buffer) { + DRM_LOG_KMS("buffer is null.\n"); return -EFAULT; } offset = fbi->var.xoffset * (fb->bits_per_pixel >> 3); offset += fbi->var.yoffset * fb->pitch; - dev->mode_config.fb_base = entry->paddr; - fbi->screen_base = entry->vaddr + offset; - fbi->fix.smem_start = entry->paddr + offset; + dev->mode_config.fb_base = (resource_size_t)buffer->dma_addr; + fbi->screen_base = buffer->kvaddr + offset; + fbi->fix.smem_start = (unsigned long)(buffer->dma_addr + offset); fbi->screen_size = size; fbi->fix.smem_len = size; @@ -171,8 +170,7 @@ static int exynos_drm_fbdev_create(struct drm_fb_helper *helper, goto out; } - ret = exynos_drm_fbdev_update(helper, helper->fb, sizes->fb_width, - sizes->fb_height); + ret = exynos_drm_fbdev_update(helper, helper->fb); if (ret < 0) fb_dealloc_cmap(&fbi->cmap); @@ -235,8 +233,7 @@ static int exynos_drm_fbdev_recreate(struct drm_fb_helper *helper, } helper->fb = exynos_fbdev->fb; - return exynos_drm_fbdev_update(helper, helper->fb, sizes->fb_width, - sizes->fb_height); + return exynos_drm_fbdev_update(helper, helper->fb); } static int exynos_drm_fbdev_probe(struct drm_fb_helper *helper, @@ -405,6 +402,18 @@ int exynos_drm_fbdev_reinit(struct drm_device *dev) fb_helper = private->fb_helper; if (fb_helper) { + struct list_head temp_list; + + INIT_LIST_HEAD(&temp_list); + + /* + * fb_helper is reintialized but kernel fb is reused + * so kernel_fb_list need to be backuped and restored + */ + if (!list_empty(&fb_helper->kernel_fb_list)) + list_replace_init(&fb_helper->kernel_fb_list, + &temp_list); + drm_fb_helper_fini(fb_helper); ret = drm_fb_helper_init(dev, fb_helper, @@ -414,6 +423,9 @@ int exynos_drm_fbdev_reinit(struct drm_device *dev) return ret; } + if (!list_empty(&temp_list)) + list_replace(&temp_list, &fb_helper->kernel_fb_list); + ret = drm_fb_helper_single_add_all_connectors(fb_helper); if (ret < 0) { DRM_ERROR("failed to add fb helper to connectors\n"); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 4659c88cdd9b..db3b3d9e731d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -64,7 +64,7 @@ struct fimd_win_data { unsigned int fb_width; unsigned int fb_height; unsigned int bpp; - dma_addr_t paddr; + dma_addr_t dma_addr; void __iomem *vaddr; unsigned int buf_offsize; unsigned int line_size; /* bytes */ @@ -124,7 +124,7 @@ static int fimd_display_power_on(struct device *dev, int mode) return 0; } -static struct exynos_drm_display fimd_display = { +static struct exynos_drm_display_ops fimd_display_ops = { .type = EXYNOS_DISPLAY_TYPE_LCD, .is_connected = fimd_display_is_connected, .get_timing = fimd_get_timing, @@ -177,6 +177,40 @@ static void fimd_commit(struct device *dev) writel(val, ctx->regs + VIDCON0); } +static void fimd_disable(struct device *dev) +{ + struct fimd_context *ctx = get_fimd_context(dev); + struct exynos_drm_subdrv *subdrv = &ctx->subdrv; + struct drm_device *drm_dev = subdrv->drm_dev; + struct exynos_drm_manager *manager = &subdrv->manager; + u32 val; + + DRM_DEBUG_KMS("%s\n", __FILE__); + + /* fimd dma off */ + val = readl(ctx->regs + VIDCON0); + val &= ~(VIDCON0_ENVID | VIDCON0_ENVID_F); + writel(val, ctx->regs + VIDCON0); + + /* + * if vblank is enabled status with dma off then + * it disables vsync interrupt. + */ + if (drm_dev->vblank_enabled[manager->pipe] && + atomic_read(&drm_dev->vblank_refcount[manager->pipe])) { + drm_vblank_put(drm_dev, manager->pipe); + + /* + * if vblank_disable_allowed is 0 then disable + * vsync interrupt right now else the vsync interrupt + * would be disabled by drm timer once a current process + * gives up ownershop of vblank event. + */ + if (!drm_dev->vblank_disable_allowed) + drm_vblank_off(drm_dev, manager->pipe); + } +} + static int fimd_enable_vblank(struct device *dev) { struct fimd_context *ctx = get_fimd_context(dev); @@ -220,6 +254,7 @@ static void fimd_disable_vblank(struct device *dev) static struct exynos_drm_manager_ops fimd_manager_ops = { .commit = fimd_commit, + .disable = fimd_disable, .enable_vblank = fimd_enable_vblank, .disable_vblank = fimd_disable_vblank, }; @@ -251,7 +286,7 @@ static void fimd_win_mode_set(struct device *dev, win_data->ovl_height = overlay->crtc_height; win_data->fb_width = overlay->fb_width; win_data->fb_height = overlay->fb_height; - win_data->paddr = overlay->paddr + offset; + win_data->dma_addr = overlay->dma_addr + offset; win_data->vaddr = overlay->vaddr + offset; win_data->bpp = overlay->bpp; win_data->buf_offsize = (overlay->fb_width - overlay->crtc_width) * @@ -263,7 +298,7 @@ static void fimd_win_mode_set(struct device *dev, DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", win_data->ovl_width, win_data->ovl_height); DRM_DEBUG_KMS("paddr = 0x%lx, vaddr = 0x%lx\n", - (unsigned long)win_data->paddr, + (unsigned long)win_data->dma_addr, (unsigned long)win_data->vaddr); DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n", overlay->fb_width, overlay->crtc_width); @@ -376,16 +411,16 @@ static void fimd_win_commit(struct device *dev) writel(val, ctx->regs + SHADOWCON); /* buffer start address */ - val = win_data->paddr; + val = (unsigned long)win_data->dma_addr; writel(val, ctx->regs + VIDWx_BUF_START(win, 0)); /* buffer end address */ size = win_data->fb_width * win_data->ovl_height * (win_data->bpp >> 3); - val = win_data->paddr + size; + val = (unsigned long)(win_data->dma_addr + size); writel(val, ctx->regs + VIDWx_BUF_END(win, 0)); DRM_DEBUG_KMS("start addr = 0x%lx, end addr = 0x%lx, size = 0x%lx\n", - (unsigned long)win_data->paddr, val, size); + (unsigned long)win_data->dma_addr, val, size); DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n", win_data->ovl_width, win_data->ovl_height); @@ -447,7 +482,6 @@ static void fimd_win_commit(struct device *dev) static void fimd_win_disable(struct device *dev) { struct fimd_context *ctx = get_fimd_context(dev); - struct fimd_win_data *win_data; int win = ctx->default_win; u32 val; @@ -456,8 +490,6 @@ static void fimd_win_disable(struct device *dev) if (win < 0 || win > WINDOWS_NR) return; - win_data = &ctx->win_data[win]; - /* protect windows */ val = readl(ctx->regs + SHADOWCON); val |= SHADOWCON_WINx_PROTECT(win); @@ -528,6 +560,16 @@ static irqreturn_t fimd_irq_handler(int irq, void *dev_id) /* VSYNC interrupt */ writel(VIDINTCON1_INT_FRAME, ctx->regs + VIDINTCON1); + /* + * in case that vblank_disable_allowed is 1, it could induce + * the problem that manager->pipe could be -1 because with + * disable callback, vsync interrupt isn't disabled and at this moment, + * vsync interrupt could occur. the vsync interrupt would be disabled + * by timer handler later. + */ + if (manager->pipe == -1) + return IRQ_HANDLED; + drm_handle_vblank(drm_dev, manager->pipe); fimd_finish_pageflip(drm_dev, manager->pipe); @@ -548,13 +590,6 @@ static int fimd_subdrv_probe(struct drm_device *drm_dev, struct device *dev) */ drm_dev->irq_enabled = 1; - /* - * with vblank_disable_allowed = 1, vblank interrupt will be disabled - * by drm timer once a current process gives up ownership of - * vblank event.(drm_vblank_put function was called) - */ - drm_dev->vblank_disable_allowed = 1; - return 0; } @@ -731,7 +766,7 @@ static int __devinit fimd_probe(struct platform_device *pdev) subdrv->manager.pipe = -1; subdrv->manager.ops = &fimd_manager_ops; subdrv->manager.overlay_ops = &fimd_overlay_ops; - subdrv->manager.display = &fimd_display; + subdrv->manager.display_ops = &fimd_display_ops; subdrv->manager.dev = dev; platform_set_drvdata(pdev, ctx); diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index a8e7a88906ed..aba0fe47f7ea 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -62,40 +62,28 @@ static unsigned int get_gem_mmap_offset(struct drm_gem_object *obj) return (unsigned int)obj->map_list.hash.key << PAGE_SHIFT; } -struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_file *file_priv, - struct drm_device *dev, unsigned int size, - unsigned int *handle) +static struct exynos_drm_gem_obj + *exynos_drm_gem_init(struct drm_device *drm_dev, + struct drm_file *file_priv, unsigned int *handle, + unsigned int size) { struct exynos_drm_gem_obj *exynos_gem_obj; - struct exynos_drm_buf_entry *entry; struct drm_gem_object *obj; int ret; - DRM_DEBUG_KMS("%s\n", __FILE__); - - size = roundup(size, PAGE_SIZE); - exynos_gem_obj = kzalloc(sizeof(*exynos_gem_obj), GFP_KERNEL); if (!exynos_gem_obj) { DRM_ERROR("failed to allocate exynos gem object.\n"); return ERR_PTR(-ENOMEM); } - /* allocate the new buffer object and memory region. */ - entry = exynos_drm_buf_create(dev, size); - if (!entry) { - kfree(exynos_gem_obj); - return ERR_PTR(-ENOMEM); - } - - exynos_gem_obj->entry = entry; - obj = &exynos_gem_obj->base; - ret = drm_gem_object_init(dev, obj, size); + ret = drm_gem_object_init(drm_dev, obj, size); if (ret < 0) { - DRM_ERROR("failed to initailize gem object.\n"); - goto err_obj_init; + DRM_ERROR("failed to initialize gem object.\n"); + ret = -EINVAL; + goto err_object_init; } DRM_DEBUG_KMS("created file object = 0x%x\n", (unsigned int)obj->filp); @@ -127,24 +115,50 @@ err_handle_create: err_create_mmap_offset: drm_gem_object_release(obj); -err_obj_init: - exynos_drm_buf_destroy(dev, exynos_gem_obj->entry); - +err_object_init: kfree(exynos_gem_obj); return ERR_PTR(ret); } +struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_device *dev, + struct drm_file *file_priv, + unsigned int *handle, unsigned long size) +{ + + struct exynos_drm_gem_obj *exynos_gem_obj = NULL; + struct exynos_drm_gem_buf *buffer; + + size = roundup(size, PAGE_SIZE); + + DRM_DEBUG_KMS("%s: size = 0x%lx\n", __FILE__, size); + + buffer = exynos_drm_buf_create(dev, size); + if (IS_ERR(buffer)) { + return ERR_CAST(buffer); + } + + exynos_gem_obj = exynos_drm_gem_init(dev, file_priv, handle, size); + if (IS_ERR(exynos_gem_obj)) { + exynos_drm_buf_destroy(dev, buffer); + return exynos_gem_obj; + } + + exynos_gem_obj->buffer = buffer; + + return exynos_gem_obj; +} + int exynos_drm_gem_create_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv) + struct drm_file *file_priv) { struct drm_exynos_gem_create *args = data; - struct exynos_drm_gem_obj *exynos_gem_obj; + struct exynos_drm_gem_obj *exynos_gem_obj = NULL; - DRM_DEBUG_KMS("%s : size = 0x%x\n", __FILE__, args->size); + DRM_DEBUG_KMS("%s\n", __FILE__); - exynos_gem_obj = exynos_drm_gem_create(file_priv, dev, args->size, - &args->handle); + exynos_gem_obj = exynos_drm_gem_create(dev, file_priv, + &args->handle, args->size); if (IS_ERR(exynos_gem_obj)) return PTR_ERR(exynos_gem_obj); @@ -175,7 +189,7 @@ static int exynos_drm_gem_mmap_buffer(struct file *filp, { struct drm_gem_object *obj = filp->private_data; struct exynos_drm_gem_obj *exynos_gem_obj = to_exynos_gem_obj(obj); - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; unsigned long pfn, vm_size; DRM_DEBUG_KMS("%s\n", __FILE__); @@ -187,20 +201,20 @@ static int exynos_drm_gem_mmap_buffer(struct file *filp, vm_size = vma->vm_end - vma->vm_start; /* - * a entry contains information to physically continuous memory + * a buffer contains information to physically continuous memory * allocated by user request or at framebuffer creation. */ - entry = exynos_gem_obj->entry; + buffer = exynos_gem_obj->buffer; /* check if user-requested size is valid. */ - if (vm_size > entry->size) + if (vm_size > buffer->size) return -EINVAL; /* * get page frame number to physical memory to be mapped * to user space. */ - pfn = exynos_gem_obj->entry->paddr >> PAGE_SHIFT; + pfn = ((unsigned long)exynos_gem_obj->buffer->dma_addr) >> PAGE_SHIFT; DRM_DEBUG_KMS("pfn = 0x%lx\n", pfn); @@ -281,7 +295,7 @@ void exynos_drm_gem_free_object(struct drm_gem_object *gem_obj) exynos_gem_obj = to_exynos_gem_obj(gem_obj); - exynos_drm_buf_destroy(gem_obj->dev, exynos_gem_obj->entry); + exynos_drm_buf_destroy(gem_obj->dev, exynos_gem_obj->buffer); kfree(exynos_gem_obj); } @@ -302,8 +316,8 @@ int exynos_drm_gem_dumb_create(struct drm_file *file_priv, args->pitch = args->width * args->bpp >> 3; args->size = args->pitch * args->height; - exynos_gem_obj = exynos_drm_gem_create(file_priv, dev, args->size, - &args->handle); + exynos_gem_obj = exynos_drm_gem_create(dev, file_priv, &args->handle, + args->size); if (IS_ERR(exynos_gem_obj)) return PTR_ERR(exynos_gem_obj); @@ -360,7 +374,8 @@ int exynos_drm_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf) mutex_lock(&dev->struct_mutex); - pfn = (exynos_gem_obj->entry->paddr >> PAGE_SHIFT) + page_offset; + pfn = (((unsigned long)exynos_gem_obj->buffer->dma_addr) >> + PAGE_SHIFT) + page_offset; ret = vm_insert_mixed(vma, (unsigned long)vmf->virtual_address, pfn); diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index e5fc0148277b..ef8797334e6d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -30,13 +30,29 @@ struct exynos_drm_gem_obj, base) /* + * exynos drm gem buffer structure. + * + * @kvaddr: kernel virtual address to allocated memory region. + * @dma_addr: bus address(accessed by dma) to allocated memory region. + * - this address could be physical address without IOMMU and + * device address with IOMMU. + * @size: size of allocated memory region. + */ +struct exynos_drm_gem_buf { + void __iomem *kvaddr; + dma_addr_t dma_addr; + unsigned long size; +}; + +/* * exynos drm buffer structure. * * @base: a gem object. * - a new handle to this gem object would be created * by drm_gem_handle_create(). - * @entry: pointer to exynos drm buffer entry object. - * - containing the information to physically + * @buffer: a pointer to exynos_drm_gem_buffer object. + * - contain the information to memory region allocated + * by user request or at framebuffer creation. * continuous memory region allocated by user request * or at framebuffer creation. * @@ -45,13 +61,13 @@ */ struct exynos_drm_gem_obj { struct drm_gem_object base; - struct exynos_drm_buf_entry *entry; + struct exynos_drm_gem_buf *buffer; }; /* create a new buffer and get a new gem handle. */ -struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_file *file_priv, - struct drm_device *dev, unsigned int size, - unsigned int *handle); +struct exynos_drm_gem_obj *exynos_drm_gem_create(struct drm_device *dev, + struct drm_file *file_priv, + unsigned int *handle, unsigned long size); /* * request gem object creation and buffer allocation as the size diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 2f91acccb7db..8873c6e6fb96 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1827,7 +1827,8 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip) } /* Clear Bit 14 of AR_WA after putting chip into Full Sleep mode. */ - REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE); + if (AR_SREV_9300_20_OR_LATER(ah)) + REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE); } /* diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c index 26564094e33b..aec9311b108c 100644 --- a/drivers/staging/iio/industrialio-core.c +++ b/drivers/staging/iio/industrialio-core.c @@ -242,25 +242,24 @@ static const struct file_operations iio_event_chrdev_fileops = { static int iio_event_getfd(struct iio_dev *indio_dev) { + struct iio_event_interface *ev_int = indio_dev->event_interface; int fd; - if (indio_dev->event_interface == NULL) + if (ev_int == NULL) return -ENODEV; - mutex_lock(&indio_dev->event_interface->event_list_lock); - if (test_and_set_bit(IIO_BUSY_BIT_POS, - &indio_dev->event_interface->flags)) { - mutex_unlock(&indio_dev->event_interface->event_list_lock); + mutex_lock(&ev_int->event_list_lock); + if (test_and_set_bit(IIO_BUSY_BIT_POS, &ev_int->flags)) { + mutex_unlock(&ev_int->event_list_lock); return -EBUSY; } - mutex_unlock(&indio_dev->event_interface->event_list_lock); + mutex_unlock(&ev_int->event_list_lock); fd = anon_inode_getfd("iio:event", - &iio_event_chrdev_fileops, - indio_dev->event_interface, O_RDONLY); + &iio_event_chrdev_fileops, ev_int, O_RDONLY); if (fd < 0) { - mutex_lock(&indio_dev->event_interface->event_list_lock); + mutex_lock(&ev_int->event_list_lock); clear_bit(IIO_BUSY_BIT_POS, &ev_int->flags); - mutex_unlock(&indio_dev->event_interface->event_list_lock); + mutex_unlock(&ev_int->event_list_lock); } return fd; } diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 55f91d9ab00b..29577bf1f559 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -116,6 +116,7 @@ /* Clock registers available only on Version 2 */ #define LCD_CLK_ENABLE_REG 0x6c #define LCD_CLK_RESET_REG 0x70 +#define LCD_CLK_MAIN_RESET BIT(3) #define LCD_NUM_BUFFERS 2 @@ -244,6 +245,10 @@ static inline void lcd_enable_raster(void) { u32 reg; + /* Bring LCDC out of reset */ + if (lcd_revision == LCD_VERSION_2) + lcdc_write(0, LCD_CLK_RESET_REG); + reg = lcdc_read(LCD_RASTER_CTRL_REG); if (!(reg & LCD_RASTER_ENABLE)) lcdc_write(reg | LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG); @@ -257,6 +262,10 @@ static inline void lcd_disable_raster(void) reg = lcdc_read(LCD_RASTER_CTRL_REG); if (reg & LCD_RASTER_ENABLE) lcdc_write(reg & ~LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG); + + if (lcd_revision == LCD_VERSION_2) + /* Write 1 to reset LCDC */ + lcdc_write(LCD_CLK_MAIN_RESET, LCD_CLK_RESET_REG); } static void lcd_blit(int load_mode, struct da8xx_fb_par *par) @@ -584,8 +593,12 @@ static void lcd_reset(struct da8xx_fb_par *par) lcdc_write(0, LCD_DMA_CTRL_REG); lcdc_write(0, LCD_RASTER_CTRL_REG); - if (lcd_revision == LCD_VERSION_2) + if (lcd_revision == LCD_VERSION_2) { lcdc_write(0, LCD_INT_ENABLE_SET_REG); + /* Write 1 to reset */ + lcdc_write(LCD_CLK_MAIN_RESET, LCD_CLK_RESET_REG); + lcdc_write(0, LCD_CLK_RESET_REG); + } } static void lcd_calc_clk_divider(struct da8xx_fb_par *par) diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index 0ccd7adf47bb..6f61e781f15a 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -19,6 +19,7 @@ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <linux/kernel.h> +#include <linux/module.h> #include <linux/dma-mapping.h> #include <linux/mm.h> #include <linux/vmalloc.h> diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index 3532782551cb..5c81533eacaa 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -1720,12 +1720,11 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane, const int maxdownscale = dss_feat_get_param_max(FEAT_PARAM_DOWNSCALE); unsigned long fclk = 0; - if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) { - if (width != out_width || height != out_height) - return -EINVAL; - else - return 0; - } + if (width == out_width && height == out_height) + return 0; + + if ((ovl->caps & OMAP_DSS_OVL_CAP_SCALE) == 0) + return -EINVAL; if (out_width < width / maxdownscale || out_width > width * 8) diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c index 3262f0f1fa35..c56378c555b0 100644 --- a/drivers/video/omap2/dss/hdmi.c +++ b/drivers/video/omap2/dss/hdmi.c @@ -269,7 +269,7 @@ static void update_hdmi_timings(struct hdmi_config *cfg, unsigned long hdmi_get_pixel_clock(void) { /* HDMI Pixel Clock in Mhz */ - return hdmi.ip_data.cfg.timings.timings.pixel_clock * 10000; + return hdmi.ip_data.cfg.timings.timings.pixel_clock * 1000; } static void hdmi_compute_pll(struct omap_dss_device *dssdev, int phy, diff --git a/drivers/video/via/share.h b/drivers/video/via/share.h index 69d882cbe709..c01c1c162726 100644 --- a/drivers/video/via/share.h +++ b/drivers/video/via/share.h @@ -559,8 +559,8 @@ #define M1200X720_R60_VSP POSITIVE /* 1200x900@60 Sync Polarity (DCON) */ -#define M1200X900_R60_HSP NEGATIVE -#define M1200X900_R60_VSP NEGATIVE +#define M1200X900_R60_HSP POSITIVE +#define M1200X900_R60_VSP POSITIVE /* 1280x600@60 Sync Polarity (GTF Mode) */ #define M1280x600_R60_HSP NEGATIVE diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 2bd620f0d796..57bbf9078ac8 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -167,6 +167,7 @@ int pstore_register(struct pstore_info *psi) } psinfo = psi; + mutex_init(&psinfo->read_mutex); spin_unlock(&pstore_lock); if (owner && !try_module_get(owner)) { @@ -195,30 +196,32 @@ EXPORT_SYMBOL_GPL(pstore_register); void pstore_get_records(int quiet) { struct pstore_info *psi = psinfo; + char *buf = NULL; ssize_t size; u64 id; enum pstore_type_id type; struct timespec time; int failed = 0, rc; - unsigned long flags; if (!psi) return; - spin_lock_irqsave(&psinfo->buf_lock, flags); + mutex_lock(&psi->read_mutex); rc = psi->open(psi); if (rc) goto out; - while ((size = psi->read(&id, &type, &time, psi)) > 0) { - rc = pstore_mkfile(type, psi->name, id, psi->buf, (size_t)size, + while ((size = psi->read(&id, &type, &time, &buf, psi)) > 0) { + rc = pstore_mkfile(type, psi->name, id, buf, (size_t)size, time, psi); + kfree(buf); + buf = NULL; if (rc && (rc != -EEXIST || !quiet)) failed++; } psi->close(psi); out: - spin_unlock_irqrestore(&psinfo->buf_lock, flags); + mutex_unlock(&psi->read_mutex); if (failed) printk(KERN_WARNING "pstore: failed to load %d record(s) from '%s'\n", diff --git a/include/drm/exynos_drm.h b/include/drm/exynos_drm.h index 1d161cb3aca5..12050434d57a 100644 --- a/include/drm/exynos_drm.h +++ b/include/drm/exynos_drm.h @@ -32,17 +32,16 @@ /** * User-desired buffer creation information structure. * - * @size: requested size for the object. + * @size: user-desired memory allocation size. * - this size value would be page-aligned internally. * @flags: user request for setting memory type or cache attributes. - * @handle: returned handle for the object. - * @pad: just padding to be 64-bit aligned. + * @handle: returned a handle to created gem object. + * - this handle will be set by gem module of kernel side. */ struct drm_exynos_gem_create { - unsigned int size; + uint64_t size; unsigned int flags; unsigned int handle; - unsigned int pad; }; /** diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 139c4db55f17..c86c940d1de3 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -156,6 +156,7 @@ extern u64 timecounter_cyc2time(struct timecounter *tc, * @mult: cycle to nanosecond multiplier * @shift: cycle to nanosecond divisor (power of two) * @max_idle_ns: max idle time permitted by the clocksource (nsecs) + * @maxadj maximum adjustment value to mult (~11%) * @flags: flags describing special properties * @archdata: arch-specific data * @suspend: suspend function for the clocksource, if necessary @@ -172,7 +173,7 @@ struct clocksource { u32 mult; u32 shift; u64 max_idle_ns; - + u32 maxadj; #ifdef CONFIG_ARCH_CLOCKSOURCE_DATA struct arch_clocksource_data archdata; #endif diff --git a/include/linux/pstore.h b/include/linux/pstore.h index ea567321ae3c..2ca8cde5459d 100644 --- a/include/linux/pstore.h +++ b/include/linux/pstore.h @@ -35,10 +35,12 @@ struct pstore_info { spinlock_t buf_lock; /* serialize access to 'buf' */ char *buf; size_t bufsize; + struct mutex read_mutex; /* serialize open/read/close */ int (*open)(struct pstore_info *psi); int (*close)(struct pstore_info *psi); ssize_t (*read)(u64 *id, enum pstore_type_id *type, - struct timespec *time, struct pstore_info *psi); + struct timespec *time, char **buf, + struct pstore_info *psi); int (*write)(enum pstore_type_id type, u64 *id, unsigned int part, size_t size, struct pstore_info *psi); int (*erase)(enum pstore_type_id type, u64 id, diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c index 5e828a2ca8e6..213c0351dad8 100644 --- a/kernel/cgroup_freezer.c +++ b/kernel/cgroup_freezer.c @@ -153,6 +153,13 @@ static void freezer_destroy(struct cgroup_subsys *ss, kfree(cgroup_freezer(cgroup)); } +/* task is frozen or will freeze immediately when next it gets woken */ +static bool is_task_frozen_enough(struct task_struct *task) +{ + return frozen(task) || + (task_is_stopped_or_traced(task) && freezing(task)); +} + /* * The call to cgroup_lock() in the freezer.state write method prevents * a write to that file racing against an attach, and hence the @@ -231,7 +238,7 @@ static void update_if_frozen(struct cgroup *cgroup, cgroup_iter_start(cgroup, &it); while ((task = cgroup_iter_next(cgroup, &it))) { ntotal++; - if (frozen(task)) + if (is_task_frozen_enough(task)) nfrozen++; } @@ -284,7 +291,7 @@ static int try_to_freeze_cgroup(struct cgroup *cgroup, struct freezer *freezer) while ((task = cgroup_iter_next(cgroup, &it))) { if (!freeze_task(task, true)) continue; - if (frozen(task)) + if (is_task_frozen_enough(task)) continue; if (!freezing(task) && !freezer_should_skip(task)) num_cant_freeze_now++; diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 422e567eecf6..ae34bf51682b 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -885,10 +885,13 @@ static void __remove_hrtimer(struct hrtimer *timer, struct hrtimer_clock_base *base, unsigned long newstate, int reprogram) { + struct timerqueue_node *next_timer; if (!(timer->state & HRTIMER_STATE_ENQUEUED)) goto out; - if (&timer->node == timerqueue_getnext(&base->active)) { + next_timer = timerqueue_getnext(&base->active); + timerqueue_del(&base->active, &timer->node); + if (&timer->node == next_timer) { #ifdef CONFIG_HIGH_RES_TIMERS /* Reprogram the clock event device. if enabled */ if (reprogram && hrtimer_hres_active()) { @@ -901,7 +904,6 @@ static void __remove_hrtimer(struct hrtimer *timer, } #endif } - timerqueue_del(&base->active, &timer->node); if (!timerqueue_getnext(&base->active)) base->cpu_base->active_bases &= ~(1 << base->index); out: diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 67ce837ae52c..0e2b179bc7b3 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -1596,7 +1596,7 @@ int request_percpu_irq(unsigned int irq, irq_handler_t handler, return -ENOMEM; action->handler = handler; - action->flags = IRQF_PERCPU; + action->flags = IRQF_PERCPU | IRQF_NO_SUSPEND; action->name = devname; action->percpu_dev_id = dev_id; diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index b5f4742693c0..dc813a948be2 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -84,7 +84,9 @@ static int try_one_irq(int irq, struct irq_desc *desc, bool force) */ action = desc->action; if (!action || !(action->flags & IRQF_SHARED) || - (action->flags & __IRQF_TIMER) || !action->next) + (action->flags & __IRQF_TIMER) || + (action->handler(irq, action->dev_id) == IRQ_HANDLED) || + !action->next) goto out; /* Already running on another processor */ diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index cf52fda2e096..cfc65e1eb9fb 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -492,6 +492,22 @@ void clocksource_touch_watchdog(void) } /** + * clocksource_max_adjustment- Returns max adjustment amount + * @cs: Pointer to clocksource + * + */ +static u32 clocksource_max_adjustment(struct clocksource *cs) +{ + u64 ret; + /* + * We won't try to correct for more then 11% adjustments (110,000 ppm), + */ + ret = (u64)cs->mult * 11; + do_div(ret,100); + return (u32)ret; +} + +/** * clocksource_max_deferment - Returns max time the clocksource can be deferred * @cs: Pointer to clocksource * @@ -503,25 +519,28 @@ static u64 clocksource_max_deferment(struct clocksource *cs) /* * Calculate the maximum number of cycles that we can pass to the * cyc2ns function without overflowing a 64-bit signed result. The - * maximum number of cycles is equal to ULLONG_MAX/cs->mult which - * is equivalent to the below. - * max_cycles < (2^63)/cs->mult - * max_cycles < 2^(log2((2^63)/cs->mult)) - * max_cycles < 2^(log2(2^63) - log2(cs->mult)) - * max_cycles < 2^(63 - log2(cs->mult)) - * max_cycles < 1 << (63 - log2(cs->mult)) + * maximum number of cycles is equal to ULLONG_MAX/(cs->mult+cs->maxadj) + * which is equivalent to the below. + * max_cycles < (2^63)/(cs->mult + cs->maxadj) + * max_cycles < 2^(log2((2^63)/(cs->mult + cs->maxadj))) + * max_cycles < 2^(log2(2^63) - log2(cs->mult + cs->maxadj)) + * max_cycles < 2^(63 - log2(cs->mult + cs->maxadj)) + * max_cycles < 1 << (63 - log2(cs->mult + cs->maxadj)) * Please note that we add 1 to the result of the log2 to account for * any rounding errors, ensure the above inequality is satisfied and * no overflow will occur. */ - max_cycles = 1ULL << (63 - (ilog2(cs->mult) + 1)); + max_cycles = 1ULL << (63 - (ilog2(cs->mult + cs->maxadj) + 1)); /* * The actual maximum number of cycles we can defer the clocksource is * determined by the minimum of max_cycles and cs->mask. + * Note: Here we subtract the maxadj to make sure we don't sleep for + * too long if there's a large negative adjustment. */ max_cycles = min_t(u64, max_cycles, (u64) cs->mask); - max_nsecs = clocksource_cyc2ns(max_cycles, cs->mult, cs->shift); + max_nsecs = clocksource_cyc2ns(max_cycles, cs->mult - cs->maxadj, + cs->shift); /* * To ensure that the clocksource does not wrap whilst we are idle, @@ -640,7 +659,6 @@ static void clocksource_enqueue(struct clocksource *cs) void __clocksource_updatefreq_scale(struct clocksource *cs, u32 scale, u32 freq) { u64 sec; - /* * Calc the maximum number of seconds which we can run before * wrapping around. For clocksources which have a mask > 32bit @@ -661,6 +679,20 @@ void __clocksource_updatefreq_scale(struct clocksource *cs, u32 scale, u32 freq) clocks_calc_mult_shift(&cs->mult, &cs->shift, freq, NSEC_PER_SEC / scale, sec * scale); + + /* + * for clocksources that have large mults, to avoid overflow. + * Since mult may be adjusted by ntp, add an safety extra margin + * + */ + cs->maxadj = clocksource_max_adjustment(cs); + while ((cs->mult + cs->maxadj < cs->mult) + || (cs->mult - cs->maxadj > cs->mult)) { + cs->mult >>= 1; + cs->shift--; + cs->maxadj = clocksource_max_adjustment(cs); + } + cs->max_idle_ns = clocksource_max_deferment(cs); } EXPORT_SYMBOL_GPL(__clocksource_updatefreq_scale); @@ -701,6 +733,12 @@ EXPORT_SYMBOL_GPL(__clocksource_register_scale); */ int clocksource_register(struct clocksource *cs) { + /* calculate max adjustment for given mult/shift */ + cs->maxadj = clocksource_max_adjustment(cs); + WARN_ONCE(cs->mult + cs->maxadj < cs->mult, + "Clocksource %s might overflow on 11%% adjustment\n", + cs->name); + /* calculate max idle time permitted for this clocksource */ cs->max_idle_ns = clocksource_max_deferment(cs); diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c index 2b021b0e8507..237841378c03 100644 --- a/kernel/time/timekeeping.c +++ b/kernel/time/timekeeping.c @@ -249,6 +249,8 @@ ktime_t ktime_get(void) secs = xtime.tv_sec + wall_to_monotonic.tv_sec; nsecs = xtime.tv_nsec + wall_to_monotonic.tv_nsec; nsecs += timekeeping_get_ns(); + /* If arch requires, add in gettimeoffset() */ + nsecs += arch_gettimeoffset(); } while (read_seqretry(&xtime_lock, seq)); /* @@ -280,6 +282,8 @@ void ktime_get_ts(struct timespec *ts) *ts = xtime; tomono = wall_to_monotonic; nsecs = timekeeping_get_ns(); + /* If arch requires, add in gettimeoffset() */ + nsecs += arch_gettimeoffset(); } while (read_seqretry(&xtime_lock, seq)); @@ -802,14 +806,44 @@ static void timekeeping_adjust(s64 offset) s64 error, interval = timekeeper.cycle_interval; int adj; + /* + * The point of this is to check if the error is greater then half + * an interval. + * + * First we shift it down from NTP_SHIFT to clocksource->shifted nsecs. + * + * Note we subtract one in the shift, so that error is really error*2. + * This "saves" dividing(shifting) intererval twice, but keeps the + * (error > interval) comparision as still measuring if error is + * larger then half an interval. + * + * Note: It does not "save" on aggrivation when reading the code. + */ error = timekeeper.ntp_error >> (timekeeper.ntp_error_shift - 1); if (error > interval) { + /* + * We now divide error by 4(via shift), which checks if + * the error is greater then twice the interval. + * If it is greater, we need a bigadjust, if its smaller, + * we can adjust by 1. + */ error >>= 2; + /* + * XXX - In update_wall_time, we round up to the next + * nanosecond, and store the amount rounded up into + * the error. This causes the likely below to be unlikely. + * + * The properfix is to avoid rounding up by using + * the high precision timekeeper.xtime_nsec instead of + * xtime.tv_nsec everywhere. Fixing this will take some + * time. + */ if (likely(error <= interval)) adj = 1; else adj = timekeeping_bigadjust(error, &interval, &offset); } else if (error < -interval) { + /* See comment above, this is just switched for the negative */ error >>= 2; if (likely(error >= -interval)) { adj = -1; @@ -817,9 +851,65 @@ static void timekeeping_adjust(s64 offset) offset = -offset; } else adj = timekeeping_bigadjust(error, &interval, &offset); - } else + } else /* No adjustment needed */ return; + WARN_ONCE(timekeeper.clock->maxadj && + (timekeeper.mult + adj > timekeeper.clock->mult + + timekeeper.clock->maxadj), + "Adjusting %s more then 11%% (%ld vs %ld)\n", + timekeeper.clock->name, (long)timekeeper.mult + adj, + (long)timekeeper.clock->mult + + timekeeper.clock->maxadj); + /* + * So the following can be confusing. + * + * To keep things simple, lets assume adj == 1 for now. + * + * When adj != 1, remember that the interval and offset values + * have been appropriately scaled so the math is the same. + * + * The basic idea here is that we're increasing the multiplier + * by one, this causes the xtime_interval to be incremented by + * one cycle_interval. This is because: + * xtime_interval = cycle_interval * mult + * So if mult is being incremented by one: + * xtime_interval = cycle_interval * (mult + 1) + * Its the same as: + * xtime_interval = (cycle_interval * mult) + cycle_interval + * Which can be shortened to: + * xtime_interval += cycle_interval + * + * So offset stores the non-accumulated cycles. Thus the current + * time (in shifted nanoseconds) is: + * now = (offset * adj) + xtime_nsec + * Now, even though we're adjusting the clock frequency, we have + * to keep time consistent. In other words, we can't jump back + * in time, and we also want to avoid jumping forward in time. + * + * So given the same offset value, we need the time to be the same + * both before and after the freq adjustment. + * now = (offset * adj_1) + xtime_nsec_1 + * now = (offset * adj_2) + xtime_nsec_2 + * So: + * (offset * adj_1) + xtime_nsec_1 = + * (offset * adj_2) + xtime_nsec_2 + * And we know: + * adj_2 = adj_1 + 1 + * So: + * (offset * adj_1) + xtime_nsec_1 = + * (offset * (adj_1+1)) + xtime_nsec_2 + * (offset * adj_1) + xtime_nsec_1 = + * (offset * adj_1) + offset + xtime_nsec_2 + * Canceling the sides: + * xtime_nsec_1 = offset + xtime_nsec_2 + * Which gives us: + * xtime_nsec_2 = xtime_nsec_1 - offset + * Which simplfies to: + * xtime_nsec -= offset + * + * XXX - TODO: Doc ntp_error calculation. + */ timekeeper.mult += adj; timekeeper.xtime_interval += interval; timekeeper.xtime_nsec -= offset; diff --git a/mm/percpu-vm.c b/mm/percpu-vm.c index ea534960a04b..12a48a88c0d8 100644 --- a/mm/percpu-vm.c +++ b/mm/percpu-vm.c @@ -50,14 +50,13 @@ static struct page **pcpu_get_pages_and_bitmap(struct pcpu_chunk *chunk, if (!pages || !bitmap) { if (may_alloc && !pages) - pages = pcpu_mem_alloc(pages_size); + pages = pcpu_mem_zalloc(pages_size); if (may_alloc && !bitmap) - bitmap = pcpu_mem_alloc(bitmap_size); + bitmap = pcpu_mem_zalloc(bitmap_size); if (!pages || !bitmap) return NULL; } - memset(pages, 0, pages_size); bitmap_copy(bitmap, chunk->populated, pcpu_unit_pages); *bitmapp = bitmap; @@ -143,8 +142,8 @@ static void pcpu_pre_unmap_flush(struct pcpu_chunk *chunk, int page_start, int page_end) { flush_cache_vunmap( - pcpu_chunk_addr(chunk, pcpu_first_unit_cpu, page_start), - pcpu_chunk_addr(chunk, pcpu_last_unit_cpu, page_end)); + pcpu_chunk_addr(chunk, pcpu_low_unit_cpu, page_start), + pcpu_chunk_addr(chunk, pcpu_high_unit_cpu, page_end)); } static void __pcpu_unmap_pages(unsigned long addr, int nr_pages) @@ -206,8 +205,8 @@ static void pcpu_post_unmap_tlb_flush(struct pcpu_chunk *chunk, int page_start, int page_end) { flush_tlb_kernel_range( - pcpu_chunk_addr(chunk, pcpu_first_unit_cpu, page_start), - pcpu_chunk_addr(chunk, pcpu_last_unit_cpu, page_end)); + pcpu_chunk_addr(chunk, pcpu_low_unit_cpu, page_start), + pcpu_chunk_addr(chunk, pcpu_high_unit_cpu, page_end)); } static int __pcpu_map_pages(unsigned long addr, struct page **pages, @@ -284,8 +283,8 @@ static void pcpu_post_map_flush(struct pcpu_chunk *chunk, int page_start, int page_end) { flush_cache_vmap( - pcpu_chunk_addr(chunk, pcpu_first_unit_cpu, page_start), - pcpu_chunk_addr(chunk, pcpu_last_unit_cpu, page_end)); + pcpu_chunk_addr(chunk, pcpu_low_unit_cpu, page_start), + pcpu_chunk_addr(chunk, pcpu_high_unit_cpu, page_end)); } /** diff --git a/mm/percpu.c b/mm/percpu.c index bf80e55dbed7..3bb810a72006 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -116,9 +116,9 @@ static int pcpu_atom_size __read_mostly; static int pcpu_nr_slots __read_mostly; static size_t pcpu_chunk_struct_size __read_mostly; -/* cpus with the lowest and highest unit numbers */ -static unsigned int pcpu_first_unit_cpu __read_mostly; -static unsigned int pcpu_last_unit_cpu __read_mostly; +/* cpus with the lowest and highest unit addresses */ +static unsigned int pcpu_low_unit_cpu __read_mostly; +static unsigned int pcpu_high_unit_cpu __read_mostly; /* the address of the first chunk which starts with the kernel static area */ void *pcpu_base_addr __read_mostly; @@ -273,11 +273,11 @@ static void __maybe_unused pcpu_next_pop(struct pcpu_chunk *chunk, (rs) = (re) + 1, pcpu_next_pop((chunk), &(rs), &(re), (end))) /** - * pcpu_mem_alloc - allocate memory + * pcpu_mem_zalloc - allocate memory * @size: bytes to allocate * * Allocate @size bytes. If @size is smaller than PAGE_SIZE, - * kzalloc() is used; otherwise, vmalloc() is used. The returned + * kzalloc() is used; otherwise, vzalloc() is used. The returned * memory is always zeroed. * * CONTEXT: @@ -286,7 +286,7 @@ static void __maybe_unused pcpu_next_pop(struct pcpu_chunk *chunk, * RETURNS: * Pointer to the allocated area on success, NULL on failure. */ -static void *pcpu_mem_alloc(size_t size) +static void *pcpu_mem_zalloc(size_t size) { if (WARN_ON_ONCE(!slab_is_available())) return NULL; @@ -302,7 +302,7 @@ static void *pcpu_mem_alloc(size_t size) * @ptr: memory to free * @size: size of the area * - * Free @ptr. @ptr should have been allocated using pcpu_mem_alloc(). + * Free @ptr. @ptr should have been allocated using pcpu_mem_zalloc(). */ static void pcpu_mem_free(void *ptr, size_t size) { @@ -384,7 +384,7 @@ static int pcpu_extend_area_map(struct pcpu_chunk *chunk, int new_alloc) size_t old_size = 0, new_size = new_alloc * sizeof(new[0]); unsigned long flags; - new = pcpu_mem_alloc(new_size); + new = pcpu_mem_zalloc(new_size); if (!new) return -ENOMEM; @@ -604,11 +604,12 @@ static struct pcpu_chunk *pcpu_alloc_chunk(void) { struct pcpu_chunk *chunk; - chunk = pcpu_mem_alloc(pcpu_chunk_struct_size); + chunk = pcpu_mem_zalloc(pcpu_chunk_struct_size); if (!chunk) return NULL; - chunk->map = pcpu_mem_alloc(PCPU_DFL_MAP_ALLOC * sizeof(chunk->map[0])); + chunk->map = pcpu_mem_zalloc(PCPU_DFL_MAP_ALLOC * + sizeof(chunk->map[0])); if (!chunk->map) { kfree(chunk); return NULL; @@ -977,6 +978,17 @@ bool is_kernel_percpu_address(unsigned long addr) * address. The caller is responsible for ensuring @addr stays valid * until this function finishes. * + * percpu allocator has special setup for the first chunk, which currently + * supports either embedding in linear address space or vmalloc mapping, + * and, from the second one, the backing allocator (currently either vm or + * km) provides translation. + * + * The addr can be tranlated simply without checking if it falls into the + * first chunk. But the current code reflects better how percpu allocator + * actually works, and the verification can discover both bugs in percpu + * allocator itself and per_cpu_ptr_to_phys() callers. So we keep current + * code. + * * RETURNS: * The physical address for @addr. */ @@ -984,19 +996,19 @@ phys_addr_t per_cpu_ptr_to_phys(void *addr) { void __percpu *base = __addr_to_pcpu_ptr(pcpu_base_addr); bool in_first_chunk = false; - unsigned long first_start, first_end; + unsigned long first_low, first_high; unsigned int cpu; /* - * The following test on first_start/end isn't strictly + * The following test on unit_low/high isn't strictly * necessary but will speed up lookups of addresses which * aren't in the first chunk. */ - first_start = pcpu_chunk_addr(pcpu_first_chunk, pcpu_first_unit_cpu, 0); - first_end = pcpu_chunk_addr(pcpu_first_chunk, pcpu_last_unit_cpu, - pcpu_unit_pages); - if ((unsigned long)addr >= first_start && - (unsigned long)addr < first_end) { + first_low = pcpu_chunk_addr(pcpu_first_chunk, pcpu_low_unit_cpu, 0); + first_high = pcpu_chunk_addr(pcpu_first_chunk, pcpu_high_unit_cpu, + pcpu_unit_pages); + if ((unsigned long)addr >= first_low && + (unsigned long)addr < first_high) { for_each_possible_cpu(cpu) { void *start = per_cpu_ptr(base, cpu); @@ -1233,7 +1245,9 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, for (cpu = 0; cpu < nr_cpu_ids; cpu++) unit_map[cpu] = UINT_MAX; - pcpu_first_unit_cpu = NR_CPUS; + + pcpu_low_unit_cpu = NR_CPUS; + pcpu_high_unit_cpu = NR_CPUS; for (group = 0, unit = 0; group < ai->nr_groups; group++, unit += i) { const struct pcpu_group_info *gi = &ai->groups[group]; @@ -1253,9 +1267,13 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, unit_map[cpu] = unit + i; unit_off[cpu] = gi->base_offset + i * ai->unit_size; - if (pcpu_first_unit_cpu == NR_CPUS) - pcpu_first_unit_cpu = cpu; - pcpu_last_unit_cpu = cpu; + /* determine low/high unit_cpu */ + if (pcpu_low_unit_cpu == NR_CPUS || + unit_off[cpu] < unit_off[pcpu_low_unit_cpu]) + pcpu_low_unit_cpu = cpu; + if (pcpu_high_unit_cpu == NR_CPUS || + unit_off[cpu] > unit_off[pcpu_high_unit_cpu]) + pcpu_high_unit_cpu = cpu; } } pcpu_nr_units = unit; @@ -1889,7 +1907,7 @@ void __init percpu_init_late(void) BUILD_BUG_ON(size > PAGE_SIZE); - map = pcpu_mem_alloc(size); + map = pcpu_mem_zalloc(size); BUG_ON(!map); spin_lock_irqsave(&pcpu_lock, flags); diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 2d78d95955ab..55472c48825e 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -496,7 +496,7 @@ static int xs_nospace(struct rpc_task *task) struct rpc_rqst *req = task->tk_rqstp; struct rpc_xprt *xprt = req->rq_xprt; struct sock_xprt *transport = container_of(xprt, struct sock_xprt, xprt); - int ret = 0; + int ret = -EAGAIN; dprintk("RPC: %5u xmit incomplete (%u left of %u)\n", task->tk_pid, req->rq_slen - req->rq_bytes_sent, @@ -508,7 +508,6 @@ static int xs_nospace(struct rpc_task *task) /* Don't race with disconnect */ if (xprt_connected(xprt)) { if (test_bit(SOCK_ASYNC_NOSPACE, &transport->sock->flags)) { - ret = -EAGAIN; /* * Notify TCP that we're limited by the application * window size diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c index e083122ca55a..dbf94b189e75 100644 --- a/sound/pci/cs5535audio/cs5535audio_pcm.c +++ b/sound/pci/cs5535audio/cs5535audio_pcm.c @@ -148,7 +148,7 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au, struct cs5535audio_dma_desc *desc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i]; desc->addr = cpu_to_le32(addr); - desc->size = cpu_to_le32(period_bytes); + desc->size = cpu_to_le16(period_bytes); desc->ctlreserved = cpu_to_le16(PRD_EOP); desc_addr += sizeof(struct cs5535audio_dma_desc); addr += period_bytes; diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index e44b107fdc75..4562e9de6a1a 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -4046,9 +4046,9 @@ int snd_hda_check_board_codec_sid_config(struct hda_codec *codec, /* Search for codec ID */ for (q = tbl; q->subvendor; q++) { - unsigned long vendorid = (q->subdevice) | (q->subvendor << 16); - - if (vendorid == codec->subsystem_id) + unsigned int mask = 0xffff0000 | q->subdevice_mask; + unsigned int id = (q->subdevice | (q->subvendor << 16)) & mask; + if ((codec->subsystem_id & mask) == id) break; } diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c index 7ae7578bdcc0..c1da422e085a 100644 --- a/sound/pci/hda/hda_eld.c +++ b/sound/pci/hda/hda_eld.c @@ -347,18 +347,28 @@ int snd_hdmi_get_eld(struct hdmi_eld *eld, for (i = 0; i < size; i++) { unsigned int val = hdmi_get_eld_data(codec, nid, i); + /* + * Graphics driver might be writing to ELD buffer right now. + * Just abort. The caller will repoll after a while. + */ if (!(val & AC_ELDD_ELD_VALID)) { - if (!i) { - snd_printd(KERN_INFO - "HDMI: invalid ELD data\n"); - ret = -EINVAL; - goto error; - } snd_printd(KERN_INFO "HDMI: invalid ELD data byte %d\n", i); - val = 0; - } else - val &= AC_ELDD_ELD_DATA; + ret = -EINVAL; + goto error; + } + val &= AC_ELDD_ELD_DATA; + /* + * The first byte cannot be zero. This can happen on some DVI + * connections. Some Intel chips may also need some 250ms delay + * to return non-zero ELD data, even when the graphics driver + * correctly writes ELD content before setting ELD_valid bit. + */ + if (!val && !i) { + snd_printdd(KERN_INFO "HDMI: 0 ELD data\n"); + ret = -EINVAL; + goto error; + } buf[i] = val; } diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c index 2fbab8e29576..70a7abda7e22 100644 --- a/sound/pci/hda/patch_cirrus.c +++ b/sound/pci/hda/patch_cirrus.c @@ -58,6 +58,8 @@ struct cs_spec { unsigned int gpio_mask; unsigned int gpio_dir; unsigned int gpio_data; + unsigned int gpio_eapd_hp; /* EAPD GPIO bit for headphones */ + unsigned int gpio_eapd_speaker; /* EAPD GPIO bit for speakers */ struct hda_pcm pcm_rec[2]; /* PCM information */ @@ -76,6 +78,7 @@ enum { CS420X_MBP53, CS420X_MBP55, CS420X_IMAC27, + CS420X_APPLE, CS420X_AUTO, CS420X_MODELS }; @@ -928,10 +931,9 @@ static void cs_automute(struct hda_codec *codec) spdif_present ? 0 : PIN_OUT); } } - if (spec->board_config == CS420X_MBP53 || - spec->board_config == CS420X_MBP55 || - spec->board_config == CS420X_IMAC27) { - unsigned int gpio = hp_present ? 0x02 : 0x08; + if (spec->gpio_eapd_hp) { + unsigned int gpio = hp_present ? + spec->gpio_eapd_hp : spec->gpio_eapd_speaker; snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA, gpio); } @@ -1276,6 +1278,7 @@ static const char * const cs420x_models[CS420X_MODELS] = { [CS420X_MBP53] = "mbp53", [CS420X_MBP55] = "mbp55", [CS420X_IMAC27] = "imac27", + [CS420X_APPLE] = "apple", [CS420X_AUTO] = "auto", }; @@ -1285,7 +1288,13 @@ static const struct snd_pci_quirk cs420x_cfg_tbl[] = { SND_PCI_QUIRK(0x10de, 0x0d94, "MacBookAir 3,1(2)", CS420X_MBP55), SND_PCI_QUIRK(0x10de, 0xcb79, "MacBookPro 5,5", CS420X_MBP55), SND_PCI_QUIRK(0x10de, 0xcb89, "MacBookPro 7,1", CS420X_MBP55), - SND_PCI_QUIRK(0x8086, 0x7270, "IMac 27 Inch", CS420X_IMAC27), + /* this conflicts with too many other models */ + /*SND_PCI_QUIRK(0x8086, 0x7270, "IMac 27 Inch", CS420X_IMAC27),*/ + {} /* terminator */ +}; + +static const struct snd_pci_quirk cs420x_codec_cfg_tbl[] = { + SND_PCI_QUIRK_VENDOR(0x106b, "Apple", CS420X_APPLE), {} /* terminator */ }; @@ -1367,6 +1376,10 @@ static int patch_cs420x(struct hda_codec *codec) spec->board_config = snd_hda_check_board_config(codec, CS420X_MODELS, cs420x_models, cs420x_cfg_tbl); + if (spec->board_config < 0) + spec->board_config = + snd_hda_check_board_codec_sid_config(codec, + CS420X_MODELS, NULL, cs420x_codec_cfg_tbl); if (spec->board_config >= 0) fix_pincfg(codec, spec->board_config, cs_pincfgs); @@ -1374,10 +1387,11 @@ static int patch_cs420x(struct hda_codec *codec) case CS420X_IMAC27: case CS420X_MBP53: case CS420X_MBP55: - /* GPIO1 = headphones */ - /* GPIO3 = speakers */ - spec->gpio_mask = 0x0a; - spec->gpio_dir = 0x0a; + case CS420X_APPLE: + spec->gpio_eapd_hp = 2; /* GPIO1 = headphones */ + spec->gpio_eapd_speaker = 8; /* GPIO3 = speakers */ + spec->gpio_mask = spec->gpio_dir = + spec->gpio_eapd_hp | spec->gpio_eapd_speaker; break; } diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 9850c5b481ea..c505fd5d338c 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -69,6 +69,7 @@ struct hdmi_spec_per_pin { struct hda_codec *codec; struct hdmi_eld sink_eld; struct delayed_work work; + int repoll_count; }; struct hdmi_spec { @@ -748,7 +749,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx, * Unsolicited events */ -static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, bool retry); +static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll); static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res) { @@ -766,7 +767,7 @@ static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res) if (pin_idx < 0) return; - hdmi_present_sense(&spec->pins[pin_idx], true); + hdmi_present_sense(&spec->pins[pin_idx], 1); } static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res) @@ -960,7 +961,7 @@ static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx) return 0; } -static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, bool retry) +static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll) { struct hda_codec *codec = per_pin->codec; struct hdmi_eld *eld = &per_pin->sink_eld; @@ -989,7 +990,7 @@ static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, bool retry) if (eld_valid) { if (!snd_hdmi_get_eld(eld, codec, pin_nid)) snd_hdmi_show_eld(eld); - else if (retry) { + else if (repoll) { queue_delayed_work(codec->bus->workq, &per_pin->work, msecs_to_jiffies(300)); @@ -1004,7 +1005,10 @@ static void hdmi_repoll_eld(struct work_struct *work) struct hdmi_spec_per_pin *per_pin = container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work); - hdmi_present_sense(per_pin, false); + if (per_pin->repoll_count++ > 6) + per_pin->repoll_count = 0; + + hdmi_present_sense(per_pin, per_pin->repoll_count); } static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid) @@ -1235,7 +1239,7 @@ static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx) if (err < 0) return err; - hdmi_present_sense(per_pin, false); + hdmi_present_sense(per_pin, 0); return 0; } diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 336d14eb72af..cbde019d3d52 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -277,6 +277,12 @@ static bool alc_dyn_adc_pcm_resetup(struct hda_codec *codec, int cur) return false; } +static inline hda_nid_t get_capsrc(struct alc_spec *spec, int idx) +{ + return spec->capsrc_nids ? + spec->capsrc_nids[idx] : spec->adc_nids[idx]; +} + /* select the given imux item; either unmute exclusively or select the route */ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx, unsigned int idx, bool force) @@ -303,8 +309,7 @@ static int alc_mux_select(struct hda_codec *codec, unsigned int adc_idx, adc_idx = spec->dyn_adc_idx[idx]; } - nid = spec->capsrc_nids ? - spec->capsrc_nids[adc_idx] : spec->adc_nids[adc_idx]; + nid = get_capsrc(spec, adc_idx); /* no selection? */ num_conns = snd_hda_get_conn_list(codec, nid, NULL); @@ -1054,8 +1059,19 @@ static bool alc_rebuild_imux_for_auto_mic(struct hda_codec *codec) spec->imux_pins[2] = spec->dock_mic_pin; for (i = 0; i < 3; i++) { strcpy(imux->items[i].label, texts[i]); - if (spec->imux_pins[i]) + if (spec->imux_pins[i]) { + hda_nid_t pin = spec->imux_pins[i]; + int c; + for (c = 0; c < spec->num_adc_nids; c++) { + hda_nid_t cap = get_capsrc(spec, c); + int idx = get_connection_index(codec, cap, pin); + if (idx >= 0) { + imux->items[i].index = idx; + break; + } + } imux->num_items = i + 1; + } } spec->num_mux_defs = 1; spec->input_mux = imux; @@ -1957,10 +1973,8 @@ static int alc_build_controls(struct hda_codec *codec) if (!kctl) kctl = snd_hda_find_mixer_ctl(codec, "Input Source"); for (i = 0; kctl && i < kctl->count; i++) { - const hda_nid_t *nids = spec->capsrc_nids; - if (!nids) - nids = spec->adc_nids; - err = snd_hda_add_nid(codec, kctl, i, nids[i]); + err = snd_hda_add_nid(codec, kctl, i, + get_capsrc(spec, i)); if (err < 0) return err; } @@ -2747,8 +2761,7 @@ static int alc_auto_create_input_ctls(struct hda_codec *codec) } for (c = 0; c < num_adcs; c++) { - hda_nid_t cap = spec->capsrc_nids ? - spec->capsrc_nids[c] : spec->adc_nids[c]; + hda_nid_t cap = get_capsrc(spec, c); idx = get_connection_index(codec, cap, pin); if (idx >= 0) { spec->imux_pins[imux->num_items] = pin; @@ -3694,8 +3707,7 @@ static int init_capsrc_for_pin(struct hda_codec *codec, hda_nid_t pin) if (!pin) return 0; for (i = 0; i < spec->num_adc_nids; i++) { - hda_nid_t cap = spec->capsrc_nids ? - spec->capsrc_nids[i] : spec->adc_nids[i]; + hda_nid_t cap = get_capsrc(spec, i); int idx; idx = get_connection_index(codec, cap, pin); diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index 470f6f286e81..f3658658548e 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1641,6 +1641,8 @@ static const struct snd_pci_quirk stac92hd73xx_codec_id_cfg_tbl[] = { "Alienware M17x", STAC_ALIENWARE_M17X), SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x043a, "Alienware M17x", STAC_ALIENWARE_M17X), + SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0490, + "Alienware M17x", STAC_ALIENWARE_M17X), {} /* terminator */ }; diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c index 431c0d417eeb..b5137629f8e9 100644 --- a/sound/pci/hda/patch_via.c +++ b/sound/pci/hda/patch_via.c @@ -208,6 +208,7 @@ struct via_spec { /* work to check hp jack state */ struct hda_codec *codec; struct delayed_work vt1708_hp_work; + int hp_work_active; int vt1708_jack_detect; int vt1708_hp_present; @@ -305,27 +306,35 @@ enum { static void analog_low_current_mode(struct hda_codec *codec); static bool is_aa_path_mute(struct hda_codec *codec); -static void vt1708_start_hp_work(struct via_spec *spec) +#define hp_detect_with_aa(codec) \ + (snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1 && \ + !is_aa_path_mute(codec)) + +static void vt1708_stop_hp_work(struct via_spec *spec) { if (spec->codec_type != VT1708 || spec->autocfg.hp_pins[0] == 0) return; - snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, - !spec->vt1708_jack_detect); - if (!delayed_work_pending(&spec->vt1708_hp_work)) - schedule_delayed_work(&spec->vt1708_hp_work, - msecs_to_jiffies(100)); + if (spec->hp_work_active) { + snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, 1); + cancel_delayed_work_sync(&spec->vt1708_hp_work); + spec->hp_work_active = 0; + } } -static void vt1708_stop_hp_work(struct via_spec *spec) +static void vt1708_update_hp_work(struct via_spec *spec) { if (spec->codec_type != VT1708 || spec->autocfg.hp_pins[0] == 0) return; - if (snd_hda_get_bool_hint(spec->codec, "analog_loopback_hp_detect") == 1 - && !is_aa_path_mute(spec->codec)) - return; - snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, - !spec->vt1708_jack_detect); - cancel_delayed_work_sync(&spec->vt1708_hp_work); + if (spec->vt1708_jack_detect && + (spec->active_streams || hp_detect_with_aa(spec->codec))) { + if (!spec->hp_work_active) { + snd_hda_codec_write(spec->codec, 0x1, 0, 0xf81, 0); + schedule_delayed_work(&spec->vt1708_hp_work, + msecs_to_jiffies(100)); + spec->hp_work_active = 1; + } + } else if (!hp_detect_with_aa(spec->codec)) + vt1708_stop_hp_work(spec); } static void set_widgets_power_state(struct hda_codec *codec) @@ -343,12 +352,7 @@ static int analog_input_switch_put(struct snd_kcontrol *kcontrol, set_widgets_power_state(codec); analog_low_current_mode(snd_kcontrol_chip(kcontrol)); - if (snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") == 1) { - if (is_aa_path_mute(codec)) - vt1708_start_hp_work(codec->spec); - else - vt1708_stop_hp_work(codec->spec); - } + vt1708_update_hp_work(codec->spec); return change; } @@ -1154,7 +1158,7 @@ static int via_playback_multi_pcm_prepare(struct hda_pcm_stream *hinfo, spec->cur_dac_stream_tag = stream_tag; spec->cur_dac_format = format; mutex_unlock(&spec->config_mutex); - vt1708_start_hp_work(spec); + vt1708_update_hp_work(spec); return 0; } @@ -1174,7 +1178,7 @@ static int via_playback_hp_pcm_prepare(struct hda_pcm_stream *hinfo, spec->cur_hp_stream_tag = stream_tag; spec->cur_hp_format = format; mutex_unlock(&spec->config_mutex); - vt1708_start_hp_work(spec); + vt1708_update_hp_work(spec); return 0; } @@ -1188,7 +1192,7 @@ static int via_playback_multi_pcm_cleanup(struct hda_pcm_stream *hinfo, snd_hda_multi_out_analog_cleanup(codec, &spec->multiout); spec->active_streams &= ~STREAM_MULTI_OUT; mutex_unlock(&spec->config_mutex); - vt1708_stop_hp_work(spec); + vt1708_update_hp_work(spec); return 0; } @@ -1203,7 +1207,7 @@ static int via_playback_hp_pcm_cleanup(struct hda_pcm_stream *hinfo, snd_hda_codec_setup_stream(codec, spec->hp_dac_nid, 0, 0, 0); spec->active_streams &= ~STREAM_INDEP_HP; mutex_unlock(&spec->config_mutex); - vt1708_stop_hp_work(spec); + vt1708_update_hp_work(spec); return 0; } @@ -1645,7 +1649,8 @@ static void via_hp_automute(struct hda_codec *codec) int nums; struct via_spec *spec = codec->spec; - if (!spec->hp_independent_mode && spec->autocfg.hp_pins[0]) + if (!spec->hp_independent_mode && spec->autocfg.hp_pins[0] && + (spec->codec_type != VT1708 || spec->vt1708_jack_detect)) present = snd_hda_jack_detect(codec, spec->autocfg.hp_pins[0]); if (spec->smart51_enabled) @@ -2612,8 +2617,6 @@ static int vt1708_jack_detect_get(struct snd_kcontrol *kcontrol, if (spec->codec_type != VT1708) return 0; - spec->vt1708_jack_detect = - !((snd_hda_codec_read(codec, 0x1, 0, 0xf84, 0) >> 8) & 0x1); ucontrol->value.integer.value[0] = spec->vt1708_jack_detect; return 0; } @@ -2623,18 +2626,22 @@ static int vt1708_jack_detect_put(struct snd_kcontrol *kcontrol, { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct via_spec *spec = codec->spec; - int change; + int val; if (spec->codec_type != VT1708) return 0; - spec->vt1708_jack_detect = ucontrol->value.integer.value[0]; - change = (0x1 & (snd_hda_codec_read(codec, 0x1, 0, 0xf84, 0) >> 8)) - == !spec->vt1708_jack_detect; - if (spec->vt1708_jack_detect) { + val = !!ucontrol->value.integer.value[0]; + if (spec->vt1708_jack_detect == val) + return 0; + spec->vt1708_jack_detect = val; + if (spec->vt1708_jack_detect && + snd_hda_get_bool_hint(codec, "analog_loopback_hp_detect") != 1) { mute_aa_path(codec, 1); notify_aa_path_ctls(codec); } - return change; + via_hp_automute(codec); + vt1708_update_hp_work(spec); + return 1; } static const struct snd_kcontrol_new vt1708_jack_detect_ctl = { @@ -2771,6 +2778,7 @@ static int via_init(struct hda_codec *codec) via_auto_init_unsol_event(codec); via_hp_automute(codec); + vt1708_update_hp_work(spec); return 0; } @@ -2787,7 +2795,9 @@ static void vt1708_update_hp_jack_state(struct work_struct *work) spec->vt1708_hp_present ^= 1; via_hp_automute(spec->codec); } - vt1708_start_hp_work(spec); + if (spec->vt1708_jack_detect) + schedule_delayed_work(&spec->vt1708_hp_work, + msecs_to_jiffies(100)); } static int get_mux_nids(struct hda_codec *codec) diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c index 5c8717e29eeb..8c3e7fcefd99 100644 --- a/sound/pci/lx6464es/lx_core.c +++ b/sound/pci/lx6464es/lx_core.c @@ -78,10 +78,15 @@ unsigned long lx_dsp_reg_read(struct lx6464es *chip, int port) return ioread32(address); } -void lx_dsp_reg_readbuf(struct lx6464es *chip, int port, u32 *data, u32 len) +static void lx_dsp_reg_readbuf(struct lx6464es *chip, int port, u32 *data, + u32 len) { - void __iomem *address = lx_dsp_register(chip, port); - memcpy_fromio(data, address, len*sizeof(u32)); + u32 __iomem *address = lx_dsp_register(chip, port); + int i; + + /* we cannot use memcpy_fromio */ + for (i = 0; i != len; ++i) + data[i] = ioread32(address + i); } @@ -91,11 +96,15 @@ void lx_dsp_reg_write(struct lx6464es *chip, int port, unsigned data) iowrite32(data, address); } -void lx_dsp_reg_writebuf(struct lx6464es *chip, int port, const u32 *data, - u32 len) +static void lx_dsp_reg_writebuf(struct lx6464es *chip, int port, + const u32 *data, u32 len) { - void __iomem *address = lx_dsp_register(chip, port); - memcpy_toio(address, data, len*sizeof(u32)); + u32 __iomem *address = lx_dsp_register(chip, port); + int i; + + /* we cannot use memcpy_to */ + for (i = 0; i != len; ++i) + iowrite32(data[i], address + i); } diff --git a/sound/pci/lx6464es/lx_core.h b/sound/pci/lx6464es/lx_core.h index 1dd562980b6c..4d7ff797a646 100644 --- a/sound/pci/lx6464es/lx_core.h +++ b/sound/pci/lx6464es/lx_core.h @@ -72,10 +72,7 @@ enum { }; unsigned long lx_dsp_reg_read(struct lx6464es *chip, int port); -void lx_dsp_reg_readbuf(struct lx6464es *chip, int port, u32 *data, u32 len); void lx_dsp_reg_write(struct lx6464es *chip, int port, unsigned data); -void lx_dsp_reg_writebuf(struct lx6464es *chip, int port, const u32 *data, - u32 len); /* plx register access */ enum { diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index e760adad9523..19ee2203cbb5 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -6518,7 +6518,7 @@ static int __devinit snd_hdspm_create(struct snd_card *card, hdspm->io_type = AES32; hdspm->card_name = "RME AES32"; hdspm->midiPorts = 2; - } else if ((hdspm->firmware_rev == 0xd5) || + } else if ((hdspm->firmware_rev == 0xd2) || ((hdspm->firmware_rev >= 0xc8) && (hdspm->firmware_rev <= 0xcf))) { hdspm->io_type = MADI; diff --git a/sound/soc/codecs/adau1373.c b/sound/soc/codecs/adau1373.c index 1ccf8dd47576..45c63028b40d 100644 --- a/sound/soc/codecs/adau1373.c +++ b/sound/soc/codecs/adau1373.c @@ -245,7 +245,7 @@ static const char *adau1373_bass_hpf_cutoff_text[] = { }; static const unsigned int adau1373_bass_tlv[] = { - TLV_DB_RANGE_HEAD(4), + TLV_DB_RANGE_HEAD(3), 0, 2, TLV_DB_SCALE_ITEM(-600, 600, 1), 3, 4, TLV_DB_SCALE_ITEM(950, 250, 0), 5, 7, TLV_DB_SCALE_ITEM(1400, 150, 0), diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c index 23d1bd5dadda..69fde1506fe1 100644 --- a/sound/soc/codecs/cs4271.c +++ b/sound/soc/codecs/cs4271.c @@ -434,7 +434,8 @@ static int cs4271_soc_suspend(struct snd_soc_codec *codec, pm_message_t mesg) { int ret; /* Set power-down bit */ - ret = snd_soc_update_bits(codec, CS4271_MODE2, 0, CS4271_MODE2_PDN); + ret = snd_soc_update_bits(codec, CS4271_MODE2, CS4271_MODE2_PDN, + CS4271_MODE2_PDN); if (ret < 0) return ret; return 0; @@ -501,8 +502,9 @@ static int cs4271_probe(struct snd_soc_codec *codec) return ret; } - ret = snd_soc_update_bits(codec, CS4271_MODE2, 0, - CS4271_MODE2_PDN | CS4271_MODE2_CPEN); + ret = snd_soc_update_bits(codec, CS4271_MODE2, + CS4271_MODE2_PDN | CS4271_MODE2_CPEN, + CS4271_MODE2_PDN | CS4271_MODE2_CPEN); if (ret < 0) return ret; ret = snd_soc_update_bits(codec, CS4271_MODE2, CS4271_MODE2_PDN, 0); diff --git a/sound/soc/codecs/rt5631.c b/sound/soc/codecs/rt5631.c index 27a078cbb6eb..4646e808b90a 100644 --- a/sound/soc/codecs/rt5631.c +++ b/sound/soc/codecs/rt5631.c @@ -177,7 +177,7 @@ static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -95625, 375, 0); static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0); /* {0, +20, +24, +30, +35, +40, +44, +50, +52}dB */ static unsigned int mic_bst_tlv[] = { - TLV_DB_RANGE_HEAD(6), + TLV_DB_RANGE_HEAD(7), 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0), 1, 1, TLV_DB_SCALE_ITEM(2000, 0, 0), 2, 2, TLV_DB_SCALE_ITEM(2400, 0, 0), diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c index d15695d1c273..bbcf921166f7 100644 --- a/sound/soc/codecs/sgtl5000.c +++ b/sound/soc/codecs/sgtl5000.c @@ -365,7 +365,7 @@ static const DECLARE_TLV_DB_SCALE(capture_6db_attenuate, -600, 600, 0); /* tlv for mic gain, 0db 20db 30db 40db */ static const unsigned int mic_gain_tlv[] = { - TLV_DB_RANGE_HEAD(4), + TLV_DB_RANGE_HEAD(2), 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0), 1, 3, TLV_DB_SCALE_ITEM(2000, 1000, 0), }; diff --git a/sound/soc/codecs/sta32x.c b/sound/soc/codecs/sta32x.c index bb82408ab8e1..d2f37152f940 100644 --- a/sound/soc/codecs/sta32x.c +++ b/sound/soc/codecs/sta32x.c @@ -76,6 +76,8 @@ struct sta32x_priv { unsigned int mclk; unsigned int format; + + u32 coef_shadow[STA32X_COEF_COUNT]; }; static const DECLARE_TLV_DB_SCALE(mvol_tlv, -12700, 50, 1); @@ -227,6 +229,7 @@ static int sta32x_coefficient_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct sta32x_priv *sta32x = snd_soc_codec_get_drvdata(codec); int numcoef = kcontrol->private_value >> 16; int index = kcontrol->private_value & 0xffff; unsigned int cfud; @@ -239,6 +242,11 @@ static int sta32x_coefficient_put(struct snd_kcontrol *kcontrol, snd_soc_write(codec, STA32X_CFUD, cfud); snd_soc_write(codec, STA32X_CFADDR2, index); + for (i = 0; i < numcoef && (index + i < STA32X_COEF_COUNT); i++) + sta32x->coef_shadow[index + i] = + (ucontrol->value.bytes.data[3 * i] << 16) + | (ucontrol->value.bytes.data[3 * i + 1] << 8) + | (ucontrol->value.bytes.data[3 * i + 2]); for (i = 0; i < 3 * numcoef; i++) snd_soc_write(codec, STA32X_B1CF1 + i, ucontrol->value.bytes.data[i]); @@ -252,6 +260,48 @@ static int sta32x_coefficient_put(struct snd_kcontrol *kcontrol, return 0; } +int sta32x_sync_coef_shadow(struct snd_soc_codec *codec) +{ + struct sta32x_priv *sta32x = snd_soc_codec_get_drvdata(codec); + unsigned int cfud; + int i; + + /* preserve reserved bits in STA32X_CFUD */ + cfud = snd_soc_read(codec, STA32X_CFUD) & 0xf0; + + for (i = 0; i < STA32X_COEF_COUNT; i++) { + snd_soc_write(codec, STA32X_CFADDR2, i); + snd_soc_write(codec, STA32X_B1CF1, + (sta32x->coef_shadow[i] >> 16) & 0xff); + snd_soc_write(codec, STA32X_B1CF2, + (sta32x->coef_shadow[i] >> 8) & 0xff); + snd_soc_write(codec, STA32X_B1CF3, + (sta32x->coef_shadow[i]) & 0xff); + /* chip documentation does not say if the bits are + * self-clearing, so do it explicitly */ + snd_soc_write(codec, STA32X_CFUD, cfud); + snd_soc_write(codec, STA32X_CFUD, cfud | 0x01); + } + return 0; +} + +int sta32x_cache_sync(struct snd_soc_codec *codec) +{ + unsigned int mute; + int rc; + + if (!codec->cache_sync) + return 0; + + /* mute during register sync */ + mute = snd_soc_read(codec, STA32X_MMUTE); + snd_soc_write(codec, STA32X_MMUTE, mute | STA32X_MMUTE_MMUTE); + sta32x_sync_coef_shadow(codec); + rc = snd_soc_cache_sync(codec); + snd_soc_write(codec, STA32X_MMUTE, mute); + return rc; +} + #define SINGLE_COEF(xname, index) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = sta32x_coefficient_info, \ @@ -661,7 +711,7 @@ static int sta32x_set_bias_level(struct snd_soc_codec *codec, return ret; } - snd_soc_cache_sync(codec); + sta32x_cache_sync(codec); } /* Power up to mute */ @@ -790,6 +840,17 @@ static int sta32x_probe(struct snd_soc_codec *codec) STA32X_CxCFG_OM_MASK, 2 << STA32X_CxCFG_OM_SHIFT); + /* initialize coefficient shadow RAM with reset values */ + for (i = 4; i <= 49; i += 5) + sta32x->coef_shadow[i] = 0x400000; + for (i = 50; i <= 54; i++) + sta32x->coef_shadow[i] = 0x7fffff; + sta32x->coef_shadow[55] = 0x5a9df7; + sta32x->coef_shadow[56] = 0x7fffff; + sta32x->coef_shadow[59] = 0x7fffff; + sta32x->coef_shadow[60] = 0x400000; + sta32x->coef_shadow[61] = 0x400000; + sta32x_set_bias_level(codec, SND_SOC_BIAS_STANDBY); /* Bias level configuration will have done an extra enable */ regulator_bulk_disable(ARRAY_SIZE(sta32x->supplies), sta32x->supplies); diff --git a/sound/soc/codecs/sta32x.h b/sound/soc/codecs/sta32x.h index b97ee5a75667..d8e32a6262ee 100644 --- a/sound/soc/codecs/sta32x.h +++ b/sound/soc/codecs/sta32x.h @@ -19,6 +19,7 @@ /* STA326 register addresses */ #define STA32X_REGISTER_COUNT 0x2d +#define STA32X_COEF_COUNT 62 #define STA32X_CONFA 0x00 #define STA32X_CONFB 0x01 diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c index 7e5ec03f6f8d..a7c9ae17fc7e 100644 --- a/sound/soc/codecs/wm8731.c +++ b/sound/soc/codecs/wm8731.c @@ -453,6 +453,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec, snd_soc_write(codec, WM8731_PWR, 0xffff); regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies), wm8731->supplies); + codec->cache_sync = 1; break; } codec->dapm.bias_level = level; diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c index a9504710bb69..3a629d0d690e 100644 --- a/sound/soc/codecs/wm8753.c +++ b/sound/soc/codecs/wm8753.c @@ -190,6 +190,9 @@ static int wm8753_set_dai(struct snd_kcontrol *kcontrol, struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); u16 ioctl; + if (wm8753->dai_func == ucontrol->value.integer.value[0]) + return 0; + if (codec->active) return -EBUSY; diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index 91d3c6dbeba3..53edd9a8c758 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -1973,7 +1973,7 @@ static int wm8962_reset(struct snd_soc_codec *codec) static const DECLARE_TLV_DB_SCALE(inpga_tlv, -2325, 75, 0); static const DECLARE_TLV_DB_SCALE(mixin_tlv, -1500, 300, 0); static const unsigned int mixinpga_tlv[] = { - TLV_DB_RANGE_HEAD(7), + TLV_DB_RANGE_HEAD(5), 0, 1, TLV_DB_SCALE_ITEM(0, 600, 0), 2, 2, TLV_DB_SCALE_ITEM(1300, 1300, 0), 3, 4, TLV_DB_SCALE_ITEM(1800, 200, 0), @@ -1988,7 +1988,7 @@ static const DECLARE_TLV_DB_SCALE(bypass_tlv, -1500, 300, 0); static const DECLARE_TLV_DB_SCALE(out_tlv, -12100, 100, 1); static const DECLARE_TLV_DB_SCALE(hp_tlv, -700, 100, 0); static const unsigned int classd_tlv[] = { - TLV_DB_RANGE_HEAD(7), + TLV_DB_RANGE_HEAD(2), 0, 6, TLV_DB_SCALE_ITEM(0, 150, 0), 7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0), }; diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c index eec8e1435116..d1a142f48b09 100644 --- a/sound/soc/codecs/wm8993.c +++ b/sound/soc/codecs/wm8993.c @@ -512,7 +512,7 @@ static const DECLARE_TLV_DB_SCALE(drc_comp_threash, -4500, 75, 0); static const DECLARE_TLV_DB_SCALE(drc_comp_amp, -2250, 75, 0); static const DECLARE_TLV_DB_SCALE(drc_min_tlv, -1800, 600, 0); static const unsigned int drc_max_tlv[] = { - TLV_DB_RANGE_HEAD(4), + TLV_DB_RANGE_HEAD(2), 0, 2, TLV_DB_SCALE_ITEM(1200, 600, 0), 3, 3, TLV_DB_SCALE_ITEM(3600, 0, 0), }; diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c index 3cd35a02c28c..4a398c3bfe84 100644 --- a/sound/soc/codecs/wm9081.c +++ b/sound/soc/codecs/wm9081.c @@ -807,7 +807,6 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, mdelay(100); /* Normal bias enable & soft start off */ - reg |= WM9081_BIAS_ENA; reg &= ~WM9081_VMID_RAMP; snd_soc_write(codec, WM9081_VMID_CONTROL, reg); @@ -818,7 +817,7 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, } /* VMID 2*240k */ - reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1); + reg = snd_soc_read(codec, WM9081_VMID_CONTROL); reg &= ~WM9081_VMID_SEL_MASK; reg |= 0x04; snd_soc_write(codec, WM9081_VMID_CONTROL, reg); @@ -830,14 +829,15 @@ static int wm9081_set_bias_level(struct snd_soc_codec *codec, break; case SND_SOC_BIAS_OFF: - /* Startup bias source */ + /* Startup bias source and disable bias */ reg = snd_soc_read(codec, WM9081_BIAS_CONTROL_1); reg |= WM9081_BIAS_SRC; + reg &= ~WM9081_BIAS_ENA; snd_soc_write(codec, WM9081_BIAS_CONTROL_1, reg); - /* Disable VMID and biases with soft ramping */ + /* Disable VMID with soft ramping */ reg = snd_soc_read(codec, WM9081_VMID_CONTROL); - reg &= ~(WM9081_VMID_SEL_MASK | WM9081_BIAS_ENA); + reg &= ~WM9081_VMID_SEL_MASK; reg |= WM9081_VMID_RAMP; snd_soc_write(codec, WM9081_VMID_CONTROL, reg); diff --git a/sound/soc/codecs/wm9090.c b/sound/soc/codecs/wm9090.c index 2b5252c9e377..f94c06057c64 100644 --- a/sound/soc/codecs/wm9090.c +++ b/sound/soc/codecs/wm9090.c @@ -177,19 +177,19 @@ static void wait_for_dc_servo(struct snd_soc_codec *codec) } static const unsigned int in_tlv[] = { - TLV_DB_RANGE_HEAD(6), + TLV_DB_RANGE_HEAD(3), 0, 0, TLV_DB_SCALE_ITEM(-600, 0, 0), 1, 3, TLV_DB_SCALE_ITEM(-350, 350, 0), 4, 6, TLV_DB_SCALE_ITEM(600, 600, 0), }; static const unsigned int mix_tlv[] = { - TLV_DB_RANGE_HEAD(4), + TLV_DB_RANGE_HEAD(2), 0, 2, TLV_DB_SCALE_ITEM(-1200, 300, 0), 3, 3, TLV_DB_SCALE_ITEM(0, 0, 0), }; static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0); static const unsigned int spkboost_tlv[] = { - TLV_DB_RANGE_HEAD(7), + TLV_DB_RANGE_HEAD(2), 0, 6, TLV_DB_SCALE_ITEM(0, 150, 0), 7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0), }; diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c index 84f33d4ea2cd..48e61e912400 100644 --- a/sound/soc/codecs/wm_hubs.c +++ b/sound/soc/codecs/wm_hubs.c @@ -40,7 +40,7 @@ static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0); static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1); static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0); static const unsigned int spkboost_tlv[] = { - TLV_DB_RANGE_HEAD(7), + TLV_DB_RANGE_HEAD(2), 0, 6, TLV_DB_SCALE_ITEM(0, 150, 0), 7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0), }; diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 0268cf989736..83c4bd5b2dd7 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -694,6 +694,7 @@ static int __devinit fsl_ssi_probe(struct platform_device *pdev) /* Initialize the the device_attribute structure */ dev_attr = &ssi_private->dev_attr; + sysfs_attr_init(&dev_attr->attr); dev_attr->attr.name = "statistics"; dev_attr->attr.mode = S_IRUGO; dev_attr->show = fsl_sysfs_ssi_show; |