diff options
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/include/subdev/gpio.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/bios/init.c | 47 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/gpio/base.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/gpio/nvd0.c | 5 |
5 files changed, 53 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/gpio.h b/drivers/gpu/drm/nouveau/core/include/subdev/gpio.h index 9ea2b12cc15..b75e8f18e52 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/gpio.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/gpio.h @@ -11,7 +11,7 @@ struct nouveau_gpio { struct nouveau_subdev base; /* hardware interfaces */ - void (*reset)(struct nouveau_gpio *); + void (*reset)(struct nouveau_gpio *, u8 func); int (*drive)(struct nouveau_gpio *, int line, int dir, int out); int (*sense)(struct nouveau_gpio *, int line); void (*irq_enable)(struct nouveau_gpio *, int line, bool); diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c index ae168bbb86d..98f78cf318b 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/init.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/init.c @@ -2,11 +2,12 @@ #include <core/device.h> #include <subdev/bios.h> -#include <subdev/bios/conn.h> #include <subdev/bios/bmp.h> #include <subdev/bios/bit.h> +#include <subdev/bios/conn.h> #include <subdev/bios/dcb.h> #include <subdev/bios/dp.h> +#include <subdev/bios/gpio.h> #include <subdev/bios/init.h> #include <subdev/devinit.h> #include <subdev/clock.h> @@ -1781,7 +1782,7 @@ init_gpio(struct nvbios_init *init) init->offset += 1; if (init_exec(init) && gpio && gpio->reset) - gpio->reset(gpio); + gpio->reset(gpio, DCB_GPIO_UNUSED); } /** @@ -1995,6 +1996,47 @@ init_i2c_long_if(struct nvbios_init *init) init_exec_set(init, false); } +/** + * INIT_GPIO_NE - opcode 0xa9 + * + */ +static void +init_gpio_ne(struct nvbios_init *init) +{ + struct nouveau_bios *bios = init->bios; + struct nouveau_gpio *gpio = nouveau_gpio(bios); + struct dcb_gpio_func func; + u8 count = nv_ro08(bios, init->offset + 1); + u8 idx = 0, ver, len; + u16 data, i; + + trace("GPIO_NE\t"); + init->offset += 2; + + for (i = init->offset; i < init->offset + count; i++) + cont("0x%02x ", nv_ro08(bios, i)); + cont("\n"); + + while ((data = dcb_gpio_parse(bios, 0, idx++, &ver, &len, &func))) { + if (func.func != DCB_GPIO_UNUSED) { + for (i = init->offset; i < init->offset + count; i++) { + if (func.func == nv_ro08(bios, i)) + break; + } + + trace("\tFUNC[0x%02x]", func.func); + if (i == (init->offset + count)) { + cont(" *"); + if (init_exec(init) && gpio && gpio->reset) + gpio->reset(gpio, func.func); + } + cont("\n"); + } + } + + init->offset += count; +} + static struct nvbios_init_opcode { void (*exec)(struct nvbios_init *); } init_opcode[] = { @@ -2059,6 +2101,7 @@ static struct nvbios_init_opcode { [0x98] = { init_auxch }, [0x99] = { init_zm_auxch }, [0x9a] = { init_i2c_long_if }, + [0xa9] = { init_gpio_ne }, }; #define init_opcode_nr (sizeof(init_opcode) / sizeof(init_opcode[0])) diff --git a/drivers/gpu/drm/nouveau/core/subdev/gpio/base.c b/drivers/gpu/drm/nouveau/core/subdev/gpio/base.c index 39f267c3241..9fb0f9b92d4 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/gpio/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/gpio/base.c @@ -270,7 +270,7 @@ nouveau_gpio_init(struct nouveau_gpio *gpio) int ret = nouveau_subdev_init(&gpio->base); if (ret == 0 && gpio->reset) { if (dmi_check_system(gpio_reset_ids)) - gpio->reset(gpio); + gpio->reset(gpio, DCB_GPIO_UNUSED); } return ret; } diff --git a/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c b/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c index da2341392ce..bf13a1200f2 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c +++ b/drivers/gpu/drm/nouveau/core/subdev/gpio/nv50.c @@ -29,7 +29,7 @@ struct nv50_gpio_priv { }; static void -nv50_gpio_reset(struct nouveau_gpio *gpio) +nv50_gpio_reset(struct nouveau_gpio *gpio, u8 match) { struct nouveau_bios *bios = nouveau_bios(gpio); struct nv50_gpio_priv *priv = (void *)gpio; @@ -48,7 +48,8 @@ nv50_gpio_reset(struct nouveau_gpio *gpio) u32 val = (unk1 << 16) | unk0; u32 reg = regs[line >> 4]; line &= 0x0f; - if (func == 0xff) + if ( func == DCB_GPIO_UNUSED || + (match != DCB_GPIO_UNUSED && match != func)) continue; gpio->set(gpio, 0, func, line, defs); diff --git a/drivers/gpu/drm/nouveau/core/subdev/gpio/nvd0.c b/drivers/gpu/drm/nouveau/core/subdev/gpio/nvd0.c index cda607f2423..83e8b8f16e6 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/gpio/nvd0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/gpio/nvd0.c @@ -29,7 +29,7 @@ struct nvd0_gpio_priv { }; static void -nvd0_gpio_reset(struct nouveau_gpio *gpio) +nvd0_gpio_reset(struct nouveau_gpio *gpio, u8 match) { struct nouveau_bios *bios = nouveau_bios(gpio); struct nvd0_gpio_priv *priv = (void *)gpio; @@ -45,7 +45,8 @@ nvd0_gpio_reset(struct nouveau_gpio *gpio) u8 unk0 = (data & 0x00ff0000) >> 16; u8 unk1 = (data & 0x1f000000) >> 24; - if (func == 0xff) + if ( func == DCB_GPIO_UNUSED || + (match != DCB_GPIO_UNUSED && match != func)) continue; gpio->set(gpio, 0, func, line, defs); |