[Freedreno] [PATCH] a2xx: add support for a few 16-bit color rendering formats

[Wladimir J. van der Laan]

On Fri, Aug 25, 2017 at 12:48:22AM -0400, Ilia Mirkin wrote:
> The rest should be possible too, just needs some additional
> investigation. Passes fbo-*-formats piglit tests.

Reviewed-by: Wladimir J. van der Laan <laanwj at gmail.com>

> Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
> ---
>  src/gallium/drivers/freedreno/a2xx/fd2_gmem.c   | 5 +++++
>  src/gallium/drivers/freedreno/a2xx/fd2_screen.c | 7 ++++++-
>  2 files changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/src/gallium/drivers/freedreno/a2xx/fd2_gmem.c b/src/gallium/drivers/freedreno/a2xx/fd2_gmem.c
> index aaba4127e0a..faf4dbccbc9 100644
> --- a/src/gallium/drivers/freedreno/a2xx/fd2_gmem.c
> +++ b/src/gallium/drivers/freedreno/a2xx/fd2_gmem.c
> @@ -50,6 +50,11 @@ static uint32_t fmt2swap(enum pipe_format format)
>  	switch (format) {
>  	case PIPE_FORMAT_B8G8R8A8_UNORM:
>  	case PIPE_FORMAT_B8G8R8X8_UNORM:
> +	case PIPE_FORMAT_B5G6R5_UNORM:
> +	case PIPE_FORMAT_B5G5R5A1_UNORM:
> +	case PIPE_FORMAT_B5G5R5X1_UNORM:
> +	case PIPE_FORMAT_B4G4R4A4_UNORM:
> +	case PIPE_FORMAT_B4G4R4X4_UNORM:
>  	/* TODO probably some more.. */
>  		return 1;
>  	default:
> diff --git a/src/gallium/drivers/freedreno/a2xx/fd2_screen.c b/src/gallium/drivers/freedreno/a2xx/fd2_screen.c
> index 714948c1cef..8e176b1341f 100644
> --- a/src/gallium/drivers/freedreno/a2xx/fd2_screen.c
> +++ b/src/gallium/drivers/freedreno/a2xx/fd2_screen.c
> @@ -54,7 +54,12 @@ fd2_screen_is_format_supported(struct pipe_screen *pscreen,
>  
>  	/* TODO figure out how to render to other formats.. */
>  	if ((usage & PIPE_BIND_RENDER_TARGET) &&
> -			((format != PIPE_FORMAT_B8G8R8A8_UNORM) &&
> +			((format != PIPE_FORMAT_B5G6R5_UNORM) &&
> +			 (format != PIPE_FORMAT_B5G5R5A1_UNORM) &&
> +			 (format != PIPE_FORMAT_B5G5R5X1_UNORM) &&
> +			 (format != PIPE_FORMAT_B4G4R4A4_UNORM) &&
> +			 (format != PIPE_FORMAT_B4G4R4X4_UNORM) &&
> +			 (format != PIPE_FORMAT_B8G8R8A8_UNORM) &&
>  			 (format != PIPE_FORMAT_B8G8R8X8_UNORM) &&
>  			 (format != PIPE_FORMAT_R8G8B8A8_UNORM) &&
>  			 (format != PIPE_FORMAT_R8G8B8X8_UNORM))) {
> -- 
> 2.13.5
> 
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