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author | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
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committer | Mark Brown <broonie@kernel.org> | 2018-01-08 15:54:50 +0000 |
commit | 498495dba268b20e8eadd7fe93c140c68b6cc9d2 (patch) | |
tree | 00d1562049d8bc2194fddd9ba0cbbe0812ad6f68 /drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h | |
parent | d5cc0a1fcbb5ddbef9fdd4c4a978da3254ddbf37 (diff) | |
parent | 5c256045b87b8aa8e5bc9d2e2fdc0802351c1f99 (diff) | |
download | linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.gz linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.tar.bz2 linux-stable-498495dba268b20e8eadd7fe93c140c68b6cc9d2.zip |
Merge branch 'fix/intel' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-intel
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h b/drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h new file mode 100644 index 000000000000..90d0148430fb --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/gpio.h @@ -0,0 +1,86 @@ +/* + * Copyright 2012-16 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +#ifndef __DAL_GPIO_H__ +#define __DAL_GPIO_H__ + +#include "gpio_types.h" + +struct gpio { + struct gpio_service *service; + struct hw_gpio_pin *pin; + enum gpio_id id; + uint32_t en; + enum gpio_mode mode; + /* when GPIO comes from VBIOS, it has defined output state */ + enum gpio_pin_output_state output_state; +}; + +#if 0 +struct gpio_funcs { + + struct hw_gpio_pin *(*create_ddc_data)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_ddc_clock)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_generic)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_hpd)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_gpio_pad)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_sync)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + struct hw_gpio_pin *(*create_gsl)( + struct dc_context *ctx, + enum gpio_id id, + uint32_t en); + + /* HW translation */ + bool (*offset_to_id)( + uint32_t offset, + uint32_t mask, + enum gpio_id *id, + uint32_t *en); + bool (*id_to_offset)( + enum gpio_id id, + uint32_t en, + struct gpio_pin_info *info); +}; +#endif + +#endif /* __DAL_GPIO__ */ |