[PATCH] drm/amd/display: Add stereo mux and dig programming calls for dcn21

Liu, Aaron Aaron.Liu at amd.com
Thu Sep 5 00:56:56 UTC 2019


Acked-by: Aaron Liu <aaron.liu at amd.com>

BR,
Aaron Liu

> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of
> Roman.Li at amd.com
> Sent: Thursday, September 5, 2019 5:43 AM
> To: amd-gfx at lists.freedesktop.org
> Cc: Wentland, Harry <Harry.Wentland at amd.com>; Liu, Aaron
> <Aaron.Liu at amd.com>; Li, Roman <Roman.Li at amd.com>; Huang, Ray
> <Ray.Huang at amd.com>; Deucher, Alexander
> <Alexander.Deucher at amd.com>; Lakha, Bhawanpreet
> <Bhawanpreet.Lakha at amd.com>
> Subject: [PATCH] drm/amd/display: Add stereo mux and dig programming
> calls for dcn21
> 
> From: Roman Li <Roman.Li at amd.com>
> 
> [Why]
> The earlier patch "Hook up calls to do stereo mux and dig programming..."
> doesn't include update for dcn21.
> 
> [How]
> Align dcn21 gpio settings with updated stereo control interface.
> 
> Signed-off-by: Roman Li <Roman.Li at amd.com>
> ---
>  .../amd/display/dc/gpio/dcn21/hw_factory_dcn21.c   | 38
> ++++++++++++++++++++--
>  .../amd/display/dc/gpio/dcn21/hw_translate_dcn21.c |  3 +-
>  2 files changed, 36 insertions(+), 5 deletions(-)
> 
> diff --git
> a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
> b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
> index 34485d9..8572678 100644
> --- a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
> +++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_factory_dcn21.c
> @@ -35,12 +35,10 @@
> 
>  #include "hw_factory_dcn21.h"
> 
> -
>  #include "dcn/dcn_2_1_0_offset.h"
>  #include "dcn/dcn_2_1_0_sh_mask.h"
>  #include "renoir_ip_offset.h"
> 
> -
>  #include "reg_helper.h"
>  #include "../hpd_regs.h"
>  /* begin *********************
> @@ -136,6 +134,39 @@ static const struct ddc_sh_mask ddc_mask[] = {
>  	DDC_MASK_SH_LIST_DCN2(_MASK, 6)
>  };
> 
> +#include "../generic_regs.h"
> +
> +/* set field name */
> +#define SF_GENERIC(reg_name, field_name, post_fix)\
> +	.field_name = reg_name ## __ ## field_name ## post_fix
> +
> +#define generic_regs(id) \
> +{\
> +	GENERIC_REG_LIST(id)\
> +}
> +
> +static const struct generic_registers generic_regs[] = {
> +	generic_regs(A),
> +};
> +
> +static const struct generic_sh_mask generic_shift[] = {
> +	GENERIC_MASK_SH_LIST(__SHIFT, A),
> +};
> +
> +static const struct generic_sh_mask generic_mask[] = {
> +	GENERIC_MASK_SH_LIST(_MASK, A),
> +};
> +
> +static void define_generic_registers(struct hw_gpio_pin *pin, uint32_t
> +en) {
> +	struct hw_generic *generic = HW_GENERIC_FROM_BASE(pin);
> +
> +	generic->regs = &generic_regs[en];
> +	generic->shifts = &generic_shift[en];
> +	generic->masks = &generic_mask[en];
> +	generic->base.regs = &generic_regs[en].gpio; }
> +
>  static void define_ddc_registers(
>  		struct hw_gpio_pin *pin,
>  		uint32_t en)
> @@ -181,7 +212,8 @@ static const struct hw_factory_funcs funcs = {
>  	.get_hpd_pin = dal_hw_hpd_get_pin,
>  	.get_generic_pin = dal_hw_generic_get_pin,
>  	.define_hpd_registers = define_hpd_registers,
> -	.define_ddc_registers = define_ddc_registers
> +	.define_ddc_registers = define_ddc_registers,
> +	.define_generic_registers = define_generic_registers
>  };
>  /*
>   * dal_hw_factory_dcn10_init
> diff --git
> a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
> b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
> index ad7c437..fbb58fb 100644
> --- a/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
> +++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn21/hw_translate_dcn21.c
> @@ -58,7 +58,6 @@
>  #define SF_HPD(reg_name, field_name, post_fix)\
>  	.field_name = reg_name ## __ ## field_name ## post_fix
> 
> -
>  /* macros to expend register list macro defined in HW object header file
>   * end *********************/
> 
> @@ -71,7 +70,7 @@ static bool offset_to_id(  {
>  	switch (offset) {
>  	/* GENERIC */
> -	case REG(DC_GENERICA):
> +	case REG(DC_GPIO_GENERIC_A):
>  		*id = GPIO_ID_GENERIC;
>  		switch (mask) {
>  		case DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK:
> --
> 2.7.4
> 
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