diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst index 378e825754d5f..0ca1550fd9dc2 100644 --- a/Documentation/gpu/i915.rst +++ b/Documentation/gpu/i915.rst @@ -267,19 +267,22 @@ i915 driver. Intel GPU Basics ---------------- -An Intel GPU has multiple engines. There are several engine types. - -- RCS engine is for rendering 3D and performing compute, this is named - `I915_EXEC_RENDER` in user space. -- BCS is a blitting (copy) engine, this is named `I915_EXEC_BLT` in user - space. -- VCS is a video encode and decode engine, this is named `I915_EXEC_BSD` - in user space -- VECS is video enhancement engine, this is named `I915_EXEC_VEBOX` in user - space. -- The enumeration `I915_EXEC_DEFAULT` does not refer to specific engine; - instead it is to be used by user space to specify a default rendering - engine (for 3D) that may or may not be the same as RCS. +An Intel GPU has multiple engines. There are several engine types: + +- Render Command Streamer (RCS). An engine for rendering 3D and + performing compute. +- Blitting Command Streamer (BCS). An engine for performing blitting and/or + copying operations. +- Video Command Streamer. An engine used for video encoding and decoding. Also + sometimes called 'BSD' in hardware documentation. +- Video Enhancement Command Streamer (VECS). An engine for video enhancement. + Also sometimes called 'VEBOX' in hardware documentation. +- Compute Command Streamer (CCS). An engine that has access to the media and + GPGPU pipelines, but not the 3D pipeline. +- Graphics Security Controller (GSCCS). A dedicated engine for internal + communication with GSC controller on security related tasks like + High-bandwidth Digital Content Protection (HDCP), Protected Xe Path (PXP), + and HuC firmware authentication. The Intel GPU family is a family of integrated GPU's using Unified Memory Access. For having the GPU "do work", user space will feed the diff --git a/Documentation/usb/gadget_uvc.rst b/Documentation/usb/gadget_uvc.rst index 80a1f031b5932..bf78fba3ce237 100644 --- a/Documentation/usb/gadget_uvc.rst +++ b/Documentation/usb/gadget_uvc.rst @@ -126,7 +126,7 @@ might do: create_frame 1920 1080 uncompressed yuyv The only uncompressed format currently supported is YUYV, which is detailed at -Documentation/userspace-api/media/v4l/pixfmt-packed.yuv.rst. +Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst. Color Matching Descriptors ~~~~~~~~~~~~~~~~~~~~~~~~~~ diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h index 4d0be5ab98c1f..355c53fac177e 100644 --- a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h +++ b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h @@ -990,7 +990,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_1 { /* *Host code (drivers, BIOS, utilities, etc.) should leave this define set to - *one and check the value returned for GPIOCount at runtime. + *36 and check the value returned for GPIOCount at runtime. */ #ifndef MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX #define MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX (36) diff --git a/drivers/thermal/thermal_acpi.c b/drivers/thermal/thermal_acpi.c index 0e5698818f69e..43eaf0f2ff49b 100644 --- a/drivers/thermal/thermal_acpi.c +++ b/drivers/thermal/thermal_acpi.c @@ -8,8 +8,7 @@ */ #include #include - -#include "thermal_core.h" +#include /* * Minimum temperature for full military grade is 218°K (-55°C) and diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 5a4d88e134715..52510d26033b6 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -64,7 +64,6 @@ #define RXSTAT_DUMMY_READ (0x10000000) enum s3c24xx_port_type { - TYPE_S3C24XX, TYPE_S3C6400, TYPE_APPLE_S5L, }; @@ -128,8 +127,6 @@ struct s3c24xx_uart_dma { }; struct s3c24xx_uart_port { - unsigned char rx_claimed; - unsigned char tx_claimed; unsigned char rx_enabled; unsigned char tx_enabled; unsigned int pm_level; @@ -1165,29 +1162,6 @@ static void s3c24xx_serial_release_dma(struct s3c24xx_uart_port *p) } } -static void s3c24xx_serial_shutdown(struct uart_port *port) -{ - struct s3c24xx_uart_port *ourport = to_ourport(port); - - if (ourport->tx_claimed) { - free_irq(ourport->tx_irq, ourport); - ourport->tx_enabled = 0; - ourport->tx_claimed = 0; - ourport->tx_mode = 0; - } - - if (ourport->rx_claimed) { - free_irq(ourport->rx_irq, ourport); - ourport->rx_claimed = 0; - ourport->rx_enabled = 0; - } - - if (ourport->dma) - s3c24xx_serial_release_dma(ourport); - - ourport->tx_in_progress = 0; -} - static void s3c64xx_serial_shutdown(struct uart_port *port) { struct s3c24xx_uart_port *ourport = to_ourport(port); @@ -1233,48 +1207,6 @@ static void apple_s5l_serial_shutdown(struct uart_port *port) ourport->tx_in_progress = 0; } -static int s3c24xx_serial_startup(struct uart_port *port) -{ - struct s3c24xx_uart_port *ourport = to_ourport(port); - int ret; - - ourport->rx_enabled = 1; - - ret = request_irq(ourport->rx_irq, s3c24xx_serial_rx_irq, 0, - s3c24xx_serial_portname(port), ourport); - - if (ret != 0) { - dev_err(port->dev, "cannot get irq %d\n", ourport->rx_irq); - return ret; - } - - ourport->rx_claimed = 1; - - dev_dbg(port->dev, "requesting tx irq...\n"); - - ourport->tx_enabled = 1; - - ret = request_irq(ourport->tx_irq, s3c24xx_serial_tx_irq, 0, - s3c24xx_serial_portname(port), ourport); - - if (ret) { - dev_err(port->dev, "cannot get irq %d\n", ourport->tx_irq); - goto err; - } - - ourport->tx_claimed = 1; - - /* the port reset code should have done the correct - * register setup for the port controls - */ - - return ret; - -err: - s3c24xx_serial_shutdown(port); - return ret; -} - static int s3c64xx_serial_startup(struct uart_port *port) { struct s3c24xx_uart_port *ourport = to_ourport(port); @@ -1691,8 +1623,6 @@ static const char *s3c24xx_serial_type(struct uart_port *port) const struct s3c24xx_uart_port *ourport = to_ourport(port); switch (ourport->info->type) { - case TYPE_S3C24XX: - return "S3C24XX"; case TYPE_S3C6400: return "S3C6400/10"; case TYPE_APPLE_S5L: @@ -1752,27 +1682,6 @@ static void s3c24xx_serial_put_poll_char(struct uart_port *port, unsigned char c); #endif -static const struct uart_ops s3c24xx_serial_ops = { - .pm = s3c24xx_serial_pm, - .tx_empty = s3c24xx_serial_tx_empty, - .get_mctrl = s3c24xx_serial_get_mctrl, - .set_mctrl = s3c24xx_serial_set_mctrl, - .stop_tx = s3c24xx_serial_stop_tx, - .start_tx = s3c24xx_serial_start_tx, - .stop_rx = s3c24xx_serial_stop_rx, - .break_ctl = s3c24xx_serial_break_ctl, - .startup = s3c24xx_serial_startup, - .shutdown = s3c24xx_serial_shutdown, - .set_termios = s3c24xx_serial_set_termios, - .type = s3c24xx_serial_type, - .config_port = s3c24xx_serial_config_port, - .verify_port = s3c24xx_serial_verify_port, -#if defined(CONFIG_SERIAL_SAMSUNG_CONSOLE) && defined(CONFIG_CONSOLE_POLL) - .poll_get_char = s3c24xx_serial_get_poll_char, - .poll_put_char = s3c24xx_serial_put_poll_char, -#endif -}; - static const struct uart_ops s3c64xx_serial_ops = { .pm = s3c24xx_serial_pm, .tx_empty = s3c24xx_serial_tx_empty, @@ -1835,7 +1744,6 @@ static void s3c24xx_serial_init_port_default(int index) { port->iotype = UPIO_MEM; port->uartclk = 0; port->fifosize = 16; - port->ops = &s3c24xx_serial_ops; port->flags = UPF_BOOT_AUTOCONF; port->line = index; } @@ -1953,16 +1861,6 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport, ourport->tx_irq = ret + 1; } - switch (ourport->info->type) { - case TYPE_S3C24XX: - ret = platform_get_irq(platdev, 1); - if (ret > 0) - ourport->tx_irq = ret; - break; - default: - break; - } - /* * DMA is currently supported only on DT platforms, if DMA properties * are specified. @@ -2082,9 +1980,6 @@ static int s3c24xx_serial_probe(struct platform_device *pdev) &ourport->drv_data->def_cfg; switch (ourport->info->type) { - case TYPE_S3C24XX: - ourport->port.ops = &s3c24xx_serial_ops; - break; case TYPE_S3C6400: ourport->port.ops = &s3c64xx_serial_ops; break; diff --git a/drivers/video/fbdev/omap2/omapfb/vrfb.c b/drivers/video/fbdev/omap2/omapfb/vrfb.c index ee0dd4c6a6466..568e6e1eca628 100644 --- a/drivers/video/fbdev/omap2/omapfb/vrfb.c +++ b/drivers/video/fbdev/omap2/omapfb/vrfb.c @@ -368,17 +368,10 @@ static int __init vrfb_probe(struct platform_device *pdev) return 0; } -static void __exit vrfb_remove(struct platform_device *pdev) -{ - vrfb_loaded = false; -} - static struct platform_driver vrfb_driver = { .driver.name = "omapvrfb", - .remove = __exit_p(vrfb_remove), }; - -module_platform_driver_probe(vrfb_driver, vrfb_probe); +builtin_platform_driver_probe(vrfb_driver, vrfb_probe); MODULE_AUTHOR("Tomi Valkeinen "); MODULE_DESCRIPTION("OMAP VRFB"); diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h index 468d8c5eef4a0..c44f4b47b9453 100644 --- a/include/linux/seq_buf.h +++ b/include/linux/seq_buf.h @@ -44,7 +44,7 @@ seq_buf_init(struct seq_buf *s, char *buf, unsigned int size) /* * seq_buf have a buffer that might overflow. When this happens - * the len and size are set to be equal. + * len is set to be greater than size. */ static inline bool seq_buf_has_overflowed(struct seq_buf *s) diff --git a/security/keys/internal.h b/security/keys/internal.h index ec2ec335b6133..2cffa6dc82557 100644 --- a/security/keys/internal.h +++ b/security/keys/internal.h @@ -109,13 +109,6 @@ extern void __key_link_end(struct key *keyring, extern key_ref_t find_key_to_update(key_ref_t keyring_ref, const struct keyring_index_key *index_key); -extern struct key *keyring_search_instkey(struct key *keyring, - key_serial_t target_id); - -extern int iterate_over_keyring(const struct key *keyring, - int (*func)(const struct key *key, void *data), - void *data); - struct keyring_search_context { struct keyring_index_key index_key; const struct cred *cred; diff --git a/tools/verification/dot2/dot2k b/tools/verification/dot2/dot2k index 9dcd38abe20a1..d4d7e52d549e8 100644 --- a/tools/verification/dot2/dot2k +++ b/tools/verification/dot2/dot2k @@ -15,8 +15,6 @@ if __name__ == '__main__': import os import platform import sys - import sys - import argparse parser = argparse.ArgumentParser(description='transform .dot file into kernel rv monitor') parser.add_argument('-d', "--dot", dest="dot_file", required=True)