kernel: add uvc debug patch
This commit is contained in:
parent
8855f9ab78
commit
48dfe4bae7
@ -20,6 +20,11 @@ PKGBUILD_REPO=${LESAVKA_KERNEL_PKG_REPO:-https://github.com/archlinuxarm/PKGBUIL
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BUILD_ROOT=${LESAVKA_KERNEL_BUILD_ROOT:-/var/tmp/lesavka-linux-rpi}
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BUILD_ROOT=${LESAVKA_KERNEL_BUILD_ROOT:-/var/tmp/lesavka-linux-rpi}
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PKGREL=${LESAVKA_KERNEL_PKGREL:-2}
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PKGREL=${LESAVKA_KERNEL_PKGREL:-2}
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JOBS=${LESAVKA_KERNEL_JOBS:-2}
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JOBS=${LESAVKA_KERNEL_JOBS:-2}
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SCRIPT_DIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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PATCH_DIR=${LESAVKA_KERNEL_PATCH_DIR:-$SCRIPT_DIR}
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PATCH_DWC2_FIFO=${LESAVKA_KERNEL_PATCH_DWC2_FIFO:-}
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PATCH_UVC_BULK=${LESAVKA_KERNEL_PATCH_UVC_BULK:-}
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PATCH_UVC_DEBUG=${LESAVKA_KERNEL_PATCH_UVC_DEBUG:-}
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HEARTBEAT=/etc/lesavka/watchdog.touch
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HEARTBEAT=/etc/lesavka/watchdog.touch
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if [[ -w $HEARTBEAT && -z ${LESAVKA_DISABLE_KEEPALIVE:-} ]]; then
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if [[ -w $HEARTBEAT && -z ${LESAVKA_DISABLE_KEEPALIVE:-} ]]; then
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@ -94,10 +99,69 @@ for line in sums:
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pkgbuild.write_text(text)
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pkgbuild.write_text(text)
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PY
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PY
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MAKEPKG_EXTRA=""
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KERNEL_SRC="$BUILD_ROOT/linux-rpi/src/linux-$KERNEL_COMMIT"
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PATCHES=()
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if [[ -n $PATCH_DWC2_FIFO ]]; then
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PATCHES+=("dwc2-fifo.patch")
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fi
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if [[ -n $PATCH_UVC_BULK ]]; then
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PATCHES+=("uvc-bulk.patch")
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fi
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if [[ -n $PATCH_UVC_DEBUG ]]; then
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PATCHES+=("uvc-debug.patch")
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fi
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if [[ ${#PATCHES[@]} -gt 0 ]]; then
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sudo -u "$BUILD_USER" bash -c "
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set -euo pipefail
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cd '$BUILD_ROOT/linux-rpi'
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MAKEFLAGS='-j$JOBS' makepkg -o --noconfirm
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"
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sudo -u "$BUILD_USER" bash -c "
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set -euo pipefail
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src='$KERNEL_SRC'
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if [[ ! -d \$src ]]; then
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echo \"missing kernel source \$src\" >&2
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exit 1
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fi
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cd \"\$src\"
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for patch in ${PATCHES[*]}; do
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patch_file='$PATCH_DIR/'\"\$patch\"
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if [[ ! -f \$patch_file ]]; then
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echo \"missing patch \$patch_file\" >&2
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exit 1
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fi
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case \"\$patch\" in
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dwc2-fifo.patch)
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if grep -q 'dwc2_check_param_fifo_total' \"drivers/usb/dwc2/params.c\"; then
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echo \"dwc2-fifo patch already applied\"
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continue
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fi
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;;
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uvc-bulk.patch)
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if grep -q 'streaming_bulk' \"drivers/usb/gadget/function/uvc_configfs.c\"; then
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echo \"uvc-bulk patch already applied\"
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continue
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fi
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;;
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uvc-debug.patch)
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if grep -q 'uvcg_video_enable: missing uvc/func/config' \
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\"drivers/usb/gadget/function/uvc_video.c\"; then
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echo \"uvc-debug patch already applied\"
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continue
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fi
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;;
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esac
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patch -p1 < \"\$patch_file\"
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done
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"
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MAKEPKG_EXTRA="-e"
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fi
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sudo -u "$BUILD_USER" bash -c "
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sudo -u "$BUILD_USER" bash -c "
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set -euo pipefail
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set -euo pipefail
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cd '$BUILD_ROOT/linux-rpi'
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cd '$BUILD_ROOT/linux-rpi'
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MAKEFLAGS='-j$JOBS' makepkg -s --noconfirm
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MAKEFLAGS='-j$JOBS' makepkg -s --noconfirm $MAKEPKG_EXTRA
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"
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"
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mapfile -t PKGS < <(ls "$BUILD_ROOT/linux-rpi"/*.pkg.tar.* 2>/dev/null)
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mapfile -t PKGS < <(ls "$BUILD_ROOT/linux-rpi"/*.pkg.tar.* 2>/dev/null)
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68
scripts/kernel/dwc2-fifo.patch
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68
scripts/kernel/dwc2-fifo.patch
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@ -0,0 +1,68 @@
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diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
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index 0a10aa2f8f5c..d7c5a3d1c4de 100644
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--- a/drivers/usb/dwc2/gadget.c
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+++ b/drivers/usb/dwc2/gadget.c
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@@ -226,10 +226,7 @@ int dwc2_hsotg_tx_fifo_total_depth(struct dwc2_hsotg *hsotg)
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{
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int addr;
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int tx_addr_max;
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- u32 np_tx_fifo_size;
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-
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- np_tx_fifo_size = min_t(u32, hsotg->hw_params.dev_nperio_tx_fifo_size,
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- hsotg->params.g_np_tx_fifo_size);
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+ u32 np_tx_fifo_size = hsotg->params.g_np_tx_fifo_size;
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/* Get Endpoint Info Control block size in DWORDs. */
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tx_addr_max = hsotg->hw_params.total_fifo_size;
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diff --git a/drivers/usb/dwc2/params.c b/drivers/usb/dwc2/params.c
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index 5d29c2157fbe..b25f7399b41c 100644
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--- a/drivers/usb/dwc2/params.c
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+++ b/drivers/usb/dwc2/params.c
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@@ -767,6 +767,35 @@ static void dwc2_check_param_tx_fifo_sizes(struct dwc2_hsotg *hsotg)
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}
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}
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+static void dwc2_check_param_fifo_total(struct dwc2_hsotg *hsotg)
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+{
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+ struct dwc2_core_params *p = &hsotg->params;
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+ u32 total_tx = 0;
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+ u32 max_np;
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+ int fifo_count;
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+ int fifo;
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+
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+ fifo_count = dwc2_hsotg_tx_fifo_count(hsotg);
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+ for (fifo = 1; fifo <= fifo_count; fifo++)
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+ total_tx += p->g_tx_fifo_size[fifo];
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+
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+ if (p->g_rx_fifo_size + p->g_np_tx_fifo_size + total_tx <=
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+ hsotg->hw_params.total_fifo_size)
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+ return;
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+
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+ max_np = 16;
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+ if (hsotg->hw_params.total_fifo_size > p->g_rx_fifo_size + total_tx)
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+ max_np = hsotg->hw_params.total_fifo_size -
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+ p->g_rx_fifo_size - total_tx;
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+ if (max_np < 16)
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+ max_np = 16;
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+
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+ dev_warn(hsotg->dev,
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+ "%s: FIFO sizes exceed total, clamping g_np_tx_fifo_size to %u\n",
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+ __func__, max_np);
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+ p->g_np_tx_fifo_size = max_np;
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+}
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+
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static void dwc2_check_param_eusb2_disc(struct dwc2_hsotg *hsotg)
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{
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u32 gsnpsid;
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@@ -879,9 +879,10 @@ static void dwc2_check_params(struct dwc2_hsotg *hsotg)
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CHECK_RANGE(g_rx_fifo_size,
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16, hw->rx_fifo_size,
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hw->rx_fifo_size);
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CHECK_RANGE(g_np_tx_fifo_size,
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- 16, hw->dev_nperio_tx_fifo_size,
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+ 16, hw->total_fifo_size,
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hw->dev_nperio_tx_fifo_size);
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dwc2_check_param_tx_fifo_sizes(hsotg);
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+ dwc2_check_param_fifo_total(hsotg);
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}
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}
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173
scripts/kernel/uvc-bulk.patch
Normal file
173
scripts/kernel/uvc-bulk.patch
Normal file
@ -0,0 +1,173 @@
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diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
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index aa6ab666741a..7fb30b09e980 100644
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--- a/drivers/usb/gadget/function/f_uvc.c
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+++ b/drivers/usb/gadget/function/f_uvc.c
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@@ -652,22 +652,32 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)
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unsigned int max_packet_size;
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struct usb_ep *ep;
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struct f_uvc_opts *opts;
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+ bool bulk;
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int ret = -EINVAL;
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uvcg_info(f, "%s()\n", __func__);
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opts = fi_to_f_uvc_opts(f->fi);
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+ bulk = opts->streaming_bulk;
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/* Sanity check the streaming endpoint module parameters. */
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opts->streaming_interval = clamp(opts->streaming_interval, 1U, 16U);
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- opts->streaming_maxpacket = clamp(opts->streaming_maxpacket, 1U, 3072U);
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opts->streaming_maxburst = min(opts->streaming_maxburst, 15U);
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- /* For SS, wMaxPacketSize has to be 1024 if bMaxBurst is not 0 */
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- if (opts->streaming_maxburst &&
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- (opts->streaming_maxpacket % 1024) != 0) {
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- opts->streaming_maxpacket = roundup(opts->streaming_maxpacket, 1024);
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- uvcg_info(f, "overriding streaming_maxpacket to %d\n",
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- opts->streaming_maxpacket);
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+ if (bulk) {
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+ opts->streaming_maxpacket =
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+ clamp(opts->streaming_maxpacket, 1U, 1024U);
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+ } else {
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+ opts->streaming_maxpacket =
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+ clamp(opts->streaming_maxpacket, 1U, 3072U);
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+ /* For SS, wMaxPacketSize has to be 1024 if bMaxBurst is not 0 */
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+ if (opts->streaming_maxburst &&
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+ (opts->streaming_maxpacket % 1024) != 0) {
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+ opts->streaming_maxpacket =
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+ roundup(opts->streaming_maxpacket, 1024);
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+ uvcg_info(f,
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+ "overriding streaming_maxpacket to %d\n",
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+ opts->streaming_maxpacket);
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+ }
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}
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/*
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@@ -677,37 +687,70 @@ uvc_function_bind(struct usb_configuration *c, struct usb_function *f)
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* NOTE: We assume that the user knows what they are doing and won't
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* give parameters that their UDC doesn't support.
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*/
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- if (opts->streaming_maxpacket <= 1024) {
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+ if (bulk) {
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max_packet_mult = 1;
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max_packet_size = opts->streaming_maxpacket;
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- } else if (opts->streaming_maxpacket <= 2048) {
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- max_packet_mult = 2;
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- max_packet_size = opts->streaming_maxpacket / 2;
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- } else {
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- max_packet_mult = 3;
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- max_packet_size = opts->streaming_maxpacket / 3;
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- }
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- uvc_fs_streaming_ep.wMaxPacketSize =
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- cpu_to_le16(min(opts->streaming_maxpacket, 1023U));
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- uvc_fs_streaming_ep.bInterval = opts->streaming_interval;
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+ uvc_fs_streaming_ep.bmAttributes = USB_ENDPOINT_XFER_BULK;
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+ uvc_hs_streaming_ep.bmAttributes = USB_ENDPOINT_XFER_BULK;
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+ uvc_ss_streaming_ep.bmAttributes = USB_ENDPOINT_XFER_BULK;
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- uvc_hs_streaming_ep.wMaxPacketSize =
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- cpu_to_le16(max_packet_size | ((max_packet_mult - 1) << 11));
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+ uvc_fs_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(min(opts->streaming_maxpacket, 64U));
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+ uvc_fs_streaming_ep.bInterval = 0;
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- /* A high-bandwidth endpoint must specify a bInterval value of 1 */
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- if (max_packet_mult > 1)
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- uvc_hs_streaming_ep.bInterval = 1;
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- else
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- uvc_hs_streaming_ep.bInterval = opts->streaming_interval;
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-
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- uvc_ss_streaming_ep.wMaxPacketSize = cpu_to_le16(max_packet_size);
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- uvc_ss_streaming_ep.bInterval = opts->streaming_interval;
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- uvc_ss_streaming_comp.bmAttributes = max_packet_mult - 1;
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- uvc_ss_streaming_comp.bMaxBurst = opts->streaming_maxburst;
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- uvc_ss_streaming_comp.wBytesPerInterval =
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- cpu_to_le16(max_packet_size * max_packet_mult *
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- (opts->streaming_maxburst + 1));
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+ uvc_hs_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(min(opts->streaming_maxpacket, 512U));
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+ uvc_hs_streaming_ep.bInterval = 0;
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+
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+ uvc_ss_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(min(opts->streaming_maxpacket, 1024U));
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+ uvc_ss_streaming_ep.bInterval = 0;
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+ uvc_ss_streaming_comp.bmAttributes = 0;
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+ uvc_ss_streaming_comp.bMaxBurst = opts->streaming_maxburst;
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+ uvc_ss_streaming_comp.wBytesPerInterval = cpu_to_le16(0);
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+ } else {
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+ if (opts->streaming_maxpacket <= 1024) {
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+ max_packet_mult = 1;
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+ max_packet_size = opts->streaming_maxpacket;
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+ } else if (opts->streaming_maxpacket <= 2048) {
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+ max_packet_mult = 2;
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+ max_packet_size = opts->streaming_maxpacket / 2;
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+ } else {
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+ max_packet_mult = 3;
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+ max_packet_size = opts->streaming_maxpacket / 3;
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+ }
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+
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+ uvc_fs_streaming_ep.bmAttributes =
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+ USB_ENDPOINT_SYNC_ASYNC | USB_ENDPOINT_XFER_ISOC;
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+ uvc_hs_streaming_ep.bmAttributes =
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+ USB_ENDPOINT_SYNC_ASYNC | USB_ENDPOINT_XFER_ISOC;
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+ uvc_ss_streaming_ep.bmAttributes =
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+ USB_ENDPOINT_SYNC_ASYNC | USB_ENDPOINT_XFER_ISOC;
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+
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+ uvc_fs_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(min(opts->streaming_maxpacket, 1023U));
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+ uvc_fs_streaming_ep.bInterval = opts->streaming_interval;
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+
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+ uvc_hs_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(max_packet_size |
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+ ((max_packet_mult - 1) << 11));
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+
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+ /* A high-bandwidth endpoint must specify a bInterval value of 1 */
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+ if (max_packet_mult > 1)
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+ uvc_hs_streaming_ep.bInterval = 1;
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+ else
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+ uvc_hs_streaming_ep.bInterval = opts->streaming_interval;
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+
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+ uvc_ss_streaming_ep.wMaxPacketSize =
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+ cpu_to_le16(max_packet_size);
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+ uvc_ss_streaming_ep.bInterval = opts->streaming_interval;
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+ uvc_ss_streaming_comp.bmAttributes = max_packet_mult - 1;
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+ uvc_ss_streaming_comp.bMaxBurst = opts->streaming_maxburst;
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+ uvc_ss_streaming_comp.wBytesPerInterval =
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+ cpu_to_le16(max_packet_size * max_packet_mult *
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+ (opts->streaming_maxburst + 1));
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+ }
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/* Allocate endpoints. */
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if (opts->enable_interrupt_ep) {
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diff --git a/drivers/usb/gadget/function/u_uvc.h b/drivers/usb/gadget/function/u_uvc.h
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index 3ac392cbb779..b57e2d10ddcd 100644
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--- a/drivers/usb/gadget/function/u_uvc.h
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+++ b/drivers/usb/gadget/function/u_uvc.h
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@@ -24,6 +24,7 @@ struct f_uvc_opts {
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unsigned int streaming_interval;
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unsigned int streaming_maxpacket;
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unsigned int streaming_maxburst;
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+ unsigned int streaming_bulk;
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||||||
|
unsigned int control_interface;
|
||||||
|
unsigned int streaming_interface;
|
||||||
|
diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c
|
||||||
|
index a4a2d3dcb0d6..80817ff1b6fe 100644
|
||||||
|
--- a/drivers/usb/gadget/function/uvc_configfs.c
|
||||||
|
+++ b/drivers/usb/gadget/function/uvc_configfs.c
|
||||||
|
@@ -3751,6 +3751,7 @@ UVC_ATTR(f_uvc_opts_, cname, cname)
|
||||||
|
UVCG_OPTS_ATTR(streaming_interval, streaming_interval, 16);
|
||||||
|
UVCG_OPTS_ATTR(streaming_maxpacket, streaming_maxpacket, 3072);
|
||||||
|
UVCG_OPTS_ATTR(streaming_maxburst, streaming_maxburst, 15);
|
||||||
|
+UVCG_OPTS_ATTR(streaming_bulk, streaming_bulk, 1);
|
||||||
|
|
||||||
|
#undef UVCG_OPTS_ATTR
|
||||||
|
|
||||||
|
@@ -3800,6 +3801,7 @@ static struct configfs_attribute *uvc_attrs[] = {
|
||||||
|
&f_uvc_opts_attr_streaming_interval,
|
||||||
|
&f_uvc_opts_attr_streaming_maxpacket,
|
||||||
|
&f_uvc_opts_attr_streaming_maxburst,
|
||||||
|
+ &f_uvc_opts_attr_streaming_bulk,
|
||||||
|
&f_uvc_opts_string_attr_function_name,
|
||||||
|
NULL,
|
||||||
|
};
|
||||||
47
scripts/kernel/uvc-debug.patch
Normal file
47
scripts/kernel/uvc-debug.patch
Normal file
@ -0,0 +1,47 @@
|
|||||||
|
--- a/drivers/usb/gadget/function/uvc_video.c
|
||||||
|
+++ b/drivers/usb/gadget/function/uvc_video.c
|
||||||
|
@@
|
||||||
|
int uvcg_video_enable(struct uvc_video *video)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
+ if (!video) {
|
||||||
|
+ pr_err("uvcg_video_enable: missing video\n");
|
||||||
|
+ return -EINVAL;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
+ if (!video->uvc || !video->uvc->func.config ||
|
||||||
|
+ !video->uvc->func.config->cdev) {
|
||||||
|
+ pr_err("uvcg_video_enable: missing uvc/func/config video=%p uvc=%p\n",
|
||||||
|
+ video, video->uvc);
|
||||||
|
+ return -ENODEV;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
if (video->ep == NULL) {
|
||||||
|
uvcg_info(&video->uvc->func,
|
||||||
|
"Video enable failed, device is uninitialized.\n");
|
||||||
|
return -ENODEV;
|
||||||
|
}
|
||||||
|
+
|
||||||
|
+ if (!video->kworker || !video->async_wq) {
|
||||||
|
+ uvcg_err(&video->uvc->func,
|
||||||
|
+ "Video enable failed, missing worker(s) kworker=%p async_wq=%p\n",
|
||||||
|
+ video->kworker, video->async_wq);
|
||||||
|
+ return -EINVAL;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
+ if (!video->queue.queue.dev) {
|
||||||
|
+ uvcg_err(&video->uvc->func,
|
||||||
|
+ "Video enable failed, missing queue device\n");
|
||||||
|
+ return -EINVAL;
|
||||||
|
+ }
|
||||||
|
+
|
||||||
|
+ uvcg_info(&video->uvc->func,
|
||||||
|
+ "Video enable start: video=%p ep=%p kworker=%p async_wq=%p req_size=%u max_payload=%u requests=%u reqs_per_frame=%u use_sg=%u flags=0x%x\n",
|
||||||
|
+ video, video->ep, video->kworker, video->async_wq,
|
||||||
|
+ video->req_size, video->max_payload_size,
|
||||||
|
+ video->uvc_num_requests, video->reqs_per_frame,
|
||||||
|
+ video->queue.use_sg, video->queue.flags);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Safe to access request related fields without req_lock because
|
||||||
Loading…
x
Reference in New Issue
Block a user