From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/drivers/media/pci/ivtv/Kconfig | 3 ++ kernel/drivers/media/pci/ivtv/ivtv-alsa-main.c | 14 +++++- kernel/drivers/media/pci/ivtv/ivtv-controls.c | 12 ++--- kernel/drivers/media/pci/ivtv/ivtv-driver.h | 3 +- kernel/drivers/media/pci/ivtv/ivtv-gpio.c | 7 --- kernel/drivers/media/pci/ivtv/ivtv-ioctl.c | 15 ++++--- kernel/drivers/media/pci/ivtv/ivtv-yuv.c | 12 ++--- kernel/drivers/media/pci/ivtv/ivtvfb.c | 61 +++++++++++--------------- 8 files changed, 65 insertions(+), 62 deletions(-) (limited to 'kernel/drivers/media/pci/ivtv') diff --git a/kernel/drivers/media/pci/ivtv/Kconfig b/kernel/drivers/media/pci/ivtv/Kconfig index dd6ee57e3..6e5867c57 100644 --- a/kernel/drivers/media/pci/ivtv/Kconfig +++ b/kernel/drivers/media/pci/ivtv/Kconfig @@ -57,5 +57,8 @@ config VIDEO_FB_IVTV This is used in the Hauppauge PVR-350 card. There is a driver homepage at . + In order to use this module, you will need to boot with PAT disabled + on x86 systems, using the nopat kernel parameter. + To compile this driver as a module, choose M here: the module will be called ivtvfb. diff --git a/kernel/drivers/media/pci/ivtv/ivtv-alsa-main.c b/kernel/drivers/media/pci/ivtv/ivtv-alsa-main.c index 41fa21534..8a86b61a8 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-alsa-main.c +++ b/kernel/drivers/media/pci/ivtv/ivtv-alsa-main.c @@ -41,6 +41,7 @@ #include "ivtv-alsa-pcm.h" int ivtv_alsa_debug; +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; #define IVTV_DEBUG_ALSA_INFO(fmt, arg...) \ do { \ @@ -54,6 +55,10 @@ MODULE_PARM_DESC(debug, "\t\t\t 1/0x0001: warning\n" "\t\t\t 2/0x0002: info\n"); +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, + "Index value for IVTV ALSA capture interface(s).\n"); + MODULE_AUTHOR("Andy Walls"); MODULE_DESCRIPTION("CX23415/CX23416 ALSA Interface"); MODULE_SUPPORTED_DEVICE("CX23415/CX23416 MPEG2 encoder"); @@ -137,7 +142,7 @@ static int snd_ivtv_init(struct v4l2_device *v4l2_dev) struct ivtv *itv = to_ivtv(v4l2_dev); struct snd_card *sc = NULL; struct snd_ivtv_card *itvsc; - int ret; + int ret, idx; /* Numbrs steps from "Writing an ALSA Driver" by Takashi Iwai */ @@ -145,8 +150,10 @@ static int snd_ivtv_init(struct v4l2_device *v4l2_dev) /* This is a no-op for us. We'll use the itv->instance */ /* (2) Create a card instance */ + /* use first available id if not specified otherwise*/ + idx = index[itv->instance] == -1 ? SNDRV_DEFAULT_IDX1 : index[itv->instance]; ret = snd_card_new(&itv->pdev->dev, - SNDRV_DEFAULT_IDX1, /* use first available id */ + idx, SNDRV_DEFAULT_STR1, /* xid from end of shortname*/ THIS_MODULE, 0, &sc); if (ret) { @@ -196,6 +203,9 @@ static int snd_ivtv_init(struct v4l2_device *v4l2_dev) goto err_exit_free; } + IVTV_ALSA_INFO("%s: Instance %d registered as ALSA card %d\n", + __func__, itv->instance, sc->number); + return 0; err_exit_free: diff --git a/kernel/drivers/media/pci/ivtv/ivtv-controls.c b/kernel/drivers/media/pci/ivtv/ivtv-controls.c index ccf548c25..8a55ccb8f 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-controls.c +++ b/kernel/drivers/media/pci/ivtv/ivtv-controls.c @@ -64,13 +64,15 @@ static int ivtv_s_video_encoding(struct cx2341x_handler *cxhdl, u32 val) { struct ivtv *itv = container_of(cxhdl, struct ivtv, cxhdl); int is_mpeg1 = val == V4L2_MPEG_VIDEO_ENCODING_MPEG_1; - struct v4l2_mbus_framefmt fmt; + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; /* fix videodecoder resolution */ - fmt.width = cxhdl->width / (is_mpeg1 ? 2 : 1); - fmt.height = cxhdl->height; - fmt.code = MEDIA_BUS_FMT_FIXED; - v4l2_subdev_call(itv->sd_video, video, s_mbus_fmt, &fmt); + format.format.width = cxhdl->width / (is_mpeg1 ? 2 : 1); + format.format.height = cxhdl->height; + format.format.code = MEDIA_BUS_FMT_FIXED; + v4l2_subdev_call(itv->sd_video, pad, set_fmt, NULL, &format); return 0; } diff --git a/kernel/drivers/media/pci/ivtv/ivtv-driver.h b/kernel/drivers/media/pci/ivtv/ivtv-driver.h index e8b6c7ad2..ee0ef6e48 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-driver.h +++ b/kernel/drivers/media/pci/ivtv/ivtv-driver.h @@ -830,7 +830,8 @@ static inline int ivtv_raw_vbi(const struct ivtv *itv) do { \ struct v4l2_subdev *__sd; \ __v4l2_device_call_subdevs_p(&(itv)->v4l2_dev, __sd, \ - !(hw) || (__sd->grp_id & (hw)), o, f , ##args); \ + !(hw) ? true : (__sd->grp_id & (hw)), \ + o, f, ##args); \ } while (0) #define ivtv_call_all(itv, o, f, args...) ivtv_call_hw(itv, 0, o, f , ##args) diff --git a/kernel/drivers/media/pci/ivtv/ivtv-gpio.c b/kernel/drivers/media/pci/ivtv/ivtv-gpio.c index af52def70..f752f3993 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-gpio.c +++ b/kernel/drivers/media/pci/ivtv/ivtv-gpio.c @@ -313,13 +313,6 @@ static const struct v4l2_ctrl_ops gpio_ctrl_ops = { static const struct v4l2_subdev_core_ops subdev_core_ops = { .log_status = subdev_log_status, - .g_ext_ctrls = v4l2_subdev_g_ext_ctrls, - .try_ext_ctrls = v4l2_subdev_try_ext_ctrls, - .s_ext_ctrls = v4l2_subdev_s_ext_ctrls, - .g_ctrl = v4l2_subdev_g_ctrl, - .s_ctrl = v4l2_subdev_s_ctrl, - .queryctrl = v4l2_subdev_queryctrl, - .querymenu = v4l2_subdev_querymenu, }; static const struct v4l2_subdev_tuner_ops subdev_tuner_ops = { diff --git a/kernel/drivers/media/pci/ivtv/ivtv-ioctl.c b/kernel/drivers/media/pci/ivtv/ivtv-ioctl.c index 6fe6c4a0e..9a21c17fc 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-ioctl.c +++ b/kernel/drivers/media/pci/ivtv/ivtv-ioctl.c @@ -581,7 +581,9 @@ static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f { struct ivtv_open_id *id = fh2id(fh); struct ivtv *itv = id->itv; - struct v4l2_mbus_framefmt mbus_fmt; + struct v4l2_subdev_format format = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; int ret = ivtv_try_fmt_vid_cap(file, fh, fmt); int w = fmt->fmt.pix.width; int h = fmt->fmt.pix.height; @@ -599,10 +601,10 @@ static int ivtv_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f itv->cxhdl.height = h; if (v4l2_ctrl_g_ctrl(itv->cxhdl.video_encoding) == V4L2_MPEG_VIDEO_ENCODING_MPEG_1) fmt->fmt.pix.width /= 2; - mbus_fmt.width = fmt->fmt.pix.width; - mbus_fmt.height = h; - mbus_fmt.code = MEDIA_BUS_FMT_FIXED; - v4l2_subdev_call(itv->sd_video, video, s_mbus_fmt, &mbus_fmt); + format.format.width = fmt->fmt.pix.width; + format.format.height = h; + format.format.code = MEDIA_BUS_FMT_FIXED; + v4l2_subdev_call(itv->sd_video, pad, set_fmt, NULL, &format); return ivtv_g_fmt_vid_cap(file, fh, fmt); } @@ -1529,7 +1531,8 @@ static int ivtv_log_status(struct file *file, void *fh) ivtv_get_audio_input(itv, itv->audio_input, &audin); IVTV_INFO("Video Input: %s\n", vidin.name); IVTV_INFO("Audio Input: %s%s\n", audin.name, - (itv->dualwatch_stereo_mode & ~0x300) == 0x200 ? " (Bilingual)" : ""); + itv->dualwatch_stereo_mode == V4L2_MPEG_AUDIO_MODE_DUAL ? + " (Bilingual)" : ""); if (has_output) { struct v4l2_output vidout; struct v4l2_audioout audout; diff --git a/kernel/drivers/media/pci/ivtv/ivtv-yuv.c b/kernel/drivers/media/pci/ivtv/ivtv-yuv.c index 2ad65eb29..2b8e7b2f2 100644 --- a/kernel/drivers/media/pci/ivtv/ivtv-yuv.c +++ b/kernel/drivers/media/pci/ivtv/ivtv-yuv.c @@ -75,15 +75,15 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma, ivtv_udma_get_page_info (&uv_dma, (unsigned long)args->uv_source, 360 * uv_decode_height); /* Get user pages for DMA Xfer */ - down_read(¤t->mm->mmap_sem); - y_pages = get_user_pages(current, current->mm, y_dma.uaddr, y_dma.page_count, 0, 1, &dma->map[0], NULL); + y_pages = get_user_pages_unlocked(current, current->mm, + y_dma.uaddr, y_dma.page_count, 0, 1, + &dma->map[0]); uv_pages = 0; /* silence gcc. value is set and consumed only if: */ if (y_pages == y_dma.page_count) { - uv_pages = get_user_pages(current, current->mm, - uv_dma.uaddr, uv_dma.page_count, 0, 1, - &dma->map[y_pages], NULL); + uv_pages = get_user_pages_unlocked(current, current->mm, + uv_dma.uaddr, uv_dma.page_count, 0, 1, + &dma->map[y_pages]); } - up_read(¤t->mm->mmap_sem); if (y_pages != y_dma.page_count || uv_pages != uv_dma.page_count) { int rc = -EFAULT; diff --git a/kernel/drivers/media/pci/ivtv/ivtvfb.c b/kernel/drivers/media/pci/ivtv/ivtvfb.c index 9ff123019..8b95eefb6 100644 --- a/kernel/drivers/media/pci/ivtv/ivtvfb.c +++ b/kernel/drivers/media/pci/ivtv/ivtvfb.c @@ -38,14 +38,16 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include #include #include -#ifdef CONFIG_MTRR -#include +#ifdef CONFIG_X86_64 +#include #endif #include "ivtv-driver.h" @@ -155,12 +157,11 @@ struct osd_info { /* Buffer size */ u32 video_buffer_size; -#ifdef CONFIG_MTRR /* video_base rounded down as required by hardware MTRRs */ unsigned long fb_start_aligned_physaddr; /* video_base rounded up as required by hardware MTRRs */ unsigned long fb_end_aligned_physaddr; -#endif + int wc_cookie; /* Store the buffer offset */ int set_osd_coords_x; @@ -1099,6 +1100,8 @@ static int ivtvfb_init_vidmode(struct ivtv *itv) static int ivtvfb_init_io(struct ivtv *itv) { struct osd_info *oi = itv->osd_info; + /* Find the largest power of two that maps the whole buffer */ + int size_shift = 31; mutex_lock(&itv->serialize_lock); if (ivtv_init_on_first_open(itv)) { @@ -1132,29 +1135,16 @@ static int ivtvfb_init_io(struct ivtv *itv) oi->video_pbase, oi->video_vbase, oi->video_buffer_size / 1024); -#ifdef CONFIG_MTRR - { - /* Find the largest power of two that maps the whole buffer */ - int size_shift = 31; - - while (!(oi->video_buffer_size & (1 << size_shift))) { - size_shift--; - } - size_shift++; - oi->fb_start_aligned_physaddr = oi->video_pbase & ~((1 << size_shift) - 1); - oi->fb_end_aligned_physaddr = oi->video_pbase + oi->video_buffer_size; - oi->fb_end_aligned_physaddr += (1 << size_shift) - 1; - oi->fb_end_aligned_physaddr &= ~((1 << size_shift) - 1); - if (mtrr_add(oi->fb_start_aligned_physaddr, - oi->fb_end_aligned_physaddr - oi->fb_start_aligned_physaddr, - MTRR_TYPE_WRCOMB, 1) < 0) { - IVTVFB_INFO("disabled mttr\n"); - oi->fb_start_aligned_physaddr = 0; - oi->fb_end_aligned_physaddr = 0; - } - } -#endif - + while (!(oi->video_buffer_size & (1 << size_shift))) + size_shift--; + size_shift++; + oi->fb_start_aligned_physaddr = oi->video_pbase & ~((1 << size_shift) - 1); + oi->fb_end_aligned_physaddr = oi->video_pbase + oi->video_buffer_size; + oi->fb_end_aligned_physaddr += (1 << size_shift) - 1; + oi->fb_end_aligned_physaddr &= ~((1 << size_shift) - 1); + oi->wc_cookie = arch_phys_wc_add(oi->fb_start_aligned_physaddr, + oi->fb_end_aligned_physaddr - + oi->fb_start_aligned_physaddr); /* Blank the entire osd. */ memset_io(oi->video_vbase, 0, oi->video_buffer_size); @@ -1172,14 +1162,7 @@ static void ivtvfb_release_buffers (struct ivtv *itv) /* Release pseudo palette */ kfree(oi->ivtvfb_info.pseudo_palette); - -#ifdef CONFIG_MTRR - if (oi->fb_end_aligned_physaddr) { - mtrr_del(-1, oi->fb_start_aligned_physaddr, - oi->fb_end_aligned_physaddr - oi->fb_start_aligned_physaddr); - } -#endif - + arch_phys_wc_del(oi->wc_cookie); kfree(oi); itv->osd_info = NULL; } @@ -1190,6 +1173,13 @@ static int ivtvfb_init_card(struct ivtv *itv) { int rc; +#ifdef CONFIG_X86_64 + if (pat_enabled()) { + pr_warn("ivtvfb needs PAT disabled, boot with nopat kernel parameter\n"); + return -ENODEV; + } +#endif + if (itv->osd_info) { IVTVFB_ERR("Card %d already initialised\n", ivtvfb_card_id); return -EBUSY; @@ -1284,6 +1274,7 @@ static int __init ivtvfb_init(void) int registered = 0; int err; + if (ivtvfb_card_id < -1 || ivtvfb_card_id >= IVTV_MAX_CARDS) { printk(KERN_ERR "ivtvfb: ivtvfb_card_id parameter is out of range (valid range: -1 - %d)\n", IVTV_MAX_CARDS - 1); -- cgit 1.2.3-korg