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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2026-08-19 10:09:22 -0700 |
| commit | f4cdf7ca9a1fdcca413157df19753f388a5a224e (patch) | |
| tree | 60a31895b2446cd7fa27514e8c2843534a0de0da /drivers/video/fbdev/sa1100fb.h | |
| download | linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.tar.gz linux-stable-f4cdf7ca9a1fdcca413157df19753f388a5a224e.zip | |
Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-mediagrafted
Pull media updates from Mauro Carvalho Chehab:
- v4l2-core: added ISP statistics support and per-block validation
- v4l2-core: Allow unknown HDR10 white point and luminance
- New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor
- New codec: Milos: VPU v2.0 codec support
- isp driver: gained support for Dreamchip RPPX1 ISP framework
- vsp1 driver: gained support for RZ/T2H and RZ/N2H
- Novalake driver: gained CVS support for new NVL hardware
- dvb-core: fix feed leak on failed DMX_ADD_PID
- several driver fixes, cleanups and minor improvements
* tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits)
media: ipu-bridge: check all DMI entries when overriding sensor rotation
media: v4l2-async: avoid deleting unlinked ASC entry on link error
media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement
media: intel/ipu6: fix async notifier cleanup leak on parse error
media: staging/ipu7: fix async notifier UAF on probe error path
media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path
media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem()
media: rcar-isp: Fix VSPX reference leaks
media: rcar-isp: Release ISPCORE resources
media: i2c: imx415: Release runtime PM reference on VBLANK error
media: i2c: imx415: Return test pattern write errors
media: renesas: vsp1: Declare index variables in for loop statement
media: renesas: vsp1: Make reset control optional to support platforms without a reset line
media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs
media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs
media: nxp: imx8-isi: Add additional 32-bit RGB format support
media: nxp: imx8-isi: Add 16-bit raw Bayer format support
media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams
media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks
media: nxp: imx8-isi: Correct color map between V4L2 and ISI
...
Diffstat (limited to 'drivers/video/fbdev/sa1100fb.h')
| -rw-r--r-- | drivers/video/fbdev/sa1100fb.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/drivers/video/fbdev/sa1100fb.h b/drivers/video/fbdev/sa1100fb.h new file mode 100644 index 000000000..b4363444f --- /dev/null +++ b/drivers/video/fbdev/sa1100fb.h @@ -0,0 +1,101 @@ +/* + * linux/drivers/video/sa1100fb.h + * -- StrongARM 1100 LCD Controller Frame Buffer Device + * + * Copyright (C) 1999 Eric A. Thomas + * Based on acornfb.c Copyright (C) Russell King. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + +struct gpio_desc; + +#define LCCR0 0x0000 /* LCD Control Reg. 0 */ +#define LCSR 0x0004 /* LCD Status Reg. */ +#define DBAR1 0x0010 /* LCD DMA Base Address Reg. channel 1 */ +#define DCAR1 0x0014 /* LCD DMA Current Address Reg. channel 1 */ +#define DBAR2 0x0018 /* LCD DMA Base Address Reg. channel 2 */ +#define DCAR2 0x001C /* LCD DMA Current Address Reg. channel 2 */ +#define LCCR1 0x0020 /* LCD Control Reg. 1 */ +#define LCCR2 0x0024 /* LCD Control Reg. 2 */ +#define LCCR3 0x0028 /* LCD Control Reg. 3 */ + +/* Shadows for LCD controller registers */ +struct sa1100fb_lcd_reg { + unsigned long lccr0; + unsigned long lccr1; + unsigned long lccr2; + unsigned long lccr3; +}; + +struct sa1100fb_info { + struct fb_info fb; + struct device *dev; + const struct sa1100fb_rgb *rgb[NR_RGB]; + void __iomem *base; + struct gpio_desc *shannon_lcden; + + /* + * These are the addresses we mapped + * the framebuffer memory region to. + */ + dma_addr_t map_dma; + u_char * map_cpu; + u_int map_size; + + u_char * screen_cpu; + dma_addr_t screen_dma; + u16 * palette_cpu; + dma_addr_t palette_dma; + u_int palette_size; + + dma_addr_t dbar1; + dma_addr_t dbar2; + + u_int reg_lccr0; + u_int reg_lccr1; + u_int reg_lccr2; + u_int reg_lccr3; + + volatile u_char state; + volatile u_char task_state; + struct mutex ctrlr_lock; + wait_queue_head_t ctrlr_wait; + struct work_struct task; + +#ifdef CONFIG_CPU_FREQ + struct notifier_block freq_transition; +#endif + + const struct sa1100fb_mach_info *inf; + struct clk *clk; + + u32 pseudo_palette[16]; +}; + +#define TO_INF(ptr,member) container_of(ptr,struct sa1100fb_info,member) + +#define SA1100_PALETTE_MODE_VAL(bpp) (((bpp) & 0x018) << 9) + +/* + * These are the actions for set_ctrlr_state + */ +#define C_DISABLE (0) +#define C_ENABLE (1) +#define C_DISABLE_CLKCHANGE (2) +#define C_ENABLE_CLKCHANGE (3) +#define C_REENABLE (4) +#define C_DISABLE_PM (5) +#define C_ENABLE_PM (6) +#define C_STARTUP (7) + +#define SA1100_NAME "SA1100" + +/* + * Minimum X and Y resolutions + */ +#define MIN_XRES 64 +#define MIN_YRES 64 + |
