Re: [PATCH 04/10] media: hantro: add support for Rockchip RK3066

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Am Dienstag, 25. Mai 2021, 17:22:19 CEST schrieb Alex Bee:
> RK3066's VPU IP block is the predecessor from what RK3288 has.
> The hardware differences are:
>   - supports decoding frame sizes up to 1920x1088 only
>   - doesn't have the 'G1_REG_SOFT_RESET' register
>     (requires another .reset callback for hantro_codec_ops,
>      since writing this register will result in non-working
>      IP block)
>   - has one ACLK/HCLK per vdpu/vepu
>   - ACLKs can be clocked up to 300 MHz only
>   - no MMU
>     (no changes required: CMA will be transparently used)
> 
> Add a new RK3066 variant which reflect this differences. This variant
> can be used for RK3188 as well.
> 
> Signed-off-by: Alex Bee <knaerzche@xxxxxxxxx>
> ---
>  drivers/staging/media/hantro/hantro_drv.c    |   1 +
>  drivers/staging/media/hantro/hantro_hw.h     |   1 +
>  drivers/staging/media/hantro/rk3288_vpu_hw.c | 116 +++++++++++++++++++
>  3 files changed, 118 insertions(+)
> 
> diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c
> index 2f6b01c7a6a0..38ea7b24036e 100644
> --- a/drivers/staging/media/hantro/hantro_drv.c
> +++ b/drivers/staging/media/hantro/hantro_drv.c
> @@ -489,6 +489,7 @@ static const struct of_device_id of_hantro_match[] = {
>  	{ .compatible = "rockchip,rk3399-vpu", .data = &rk3399_vpu_variant, },
>  	{ .compatible = "rockchip,rk3328-vpu", .data = &rk3328_vpu_variant, },
>  	{ .compatible = "rockchip,rk3288-vpu", .data = &rk3288_vpu_variant, },
> +	{ .compatible = "rockchip,rk3066-vpu", .data = &rk3066_vpu_variant, },

NIT: "someone" should introduce a separate patch ordering that list ;-)

>  #endif
>  #ifdef CONFIG_VIDEO_HANTRO_IMX8M
>  	{ .compatible = "nxp,imx8mq-vpu", .data = &imx8mq_vpu_variant, },
> diff --git a/drivers/staging/media/hantro/hantro_hw.h b/drivers/staging/media/hantro/hantro_hw.h
> index 3d8b53567f16..de2bc367a15a 100644
> --- a/drivers/staging/media/hantro/hantro_hw.h
> +++ b/drivers/staging/media/hantro/hantro_hw.h
> @@ -163,6 +163,7 @@ enum hantro_enc_fmt {
>  extern const struct hantro_variant rk3399_vpu_variant;
>  extern const struct hantro_variant rk3328_vpu_variant;
>  extern const struct hantro_variant rk3288_vpu_variant;
> +extern const struct hantro_variant rk3066_vpu_variant;
>  extern const struct hantro_variant imx8mq_vpu_variant;
>  extern const struct hantro_variant sama5d4_vdec_variant;
>  
> diff --git a/drivers/staging/media/hantro/rk3288_vpu_hw.c b/drivers/staging/media/hantro/rk3288_vpu_hw.c
> index fefd45269e52..29805c4bd92f 100644
> --- a/drivers/staging/media/hantro/rk3288_vpu_hw.c
> +++ b/drivers/staging/media/hantro/rk3288_vpu_hw.c
> @@ -10,8 +10,10 @@
>  
>  #include "hantro.h"
>  #include "hantro_jpeg.h"
> +#include "hantro_g1_regs.h"
>  #include "hantro_h1_regs.h"
>  
> +#define RK3066_ACLK_MAX_FREQ (300 * 1000 * 1000)
>  #define RK3288_ACLK_MAX_FREQ (400 * 1000 * 1000)
>  
>  /*
> @@ -62,6 +64,52 @@ static const struct hantro_fmt rk3288_vpu_postproc_fmts[] = {
>  	},
>  };
>  
> +static const struct hantro_fmt rk3066_vpu_dec_fmts[] = {
> +	{
> +		.fourcc = V4L2_PIX_FMT_NV12,
> +		.codec_mode = HANTRO_MODE_NONE,
> +	},
> +	{
> +		.fourcc = V4L2_PIX_FMT_H264_SLICE,
> +		.codec_mode = HANTRO_MODE_H264_DEC,
> +		.max_depth = 2,
> +		.frmsize = {
> +			.min_width = 48,
> +			.max_width = 1920,
> +			.step_width = MB_DIM,
> +			.min_height = 48,
> +			.max_height = 1088,
> +			.step_height = MB_DIM,
> +		},
> +	},
> +	{
> +		.fourcc = V4L2_PIX_FMT_MPEG2_SLICE,
> +		.codec_mode = HANTRO_MODE_MPEG2_DEC,
> +		.max_depth = 2,
> +		.frmsize = {
> +			.min_width = 48,
> +			.max_width = 1920,
> +			.step_width = MB_DIM,
> +			.min_height = 48,
> +			.max_height = 1088,
> +			.step_height = MB_DIM,
> +		},
> +	},
> +	{
> +		.fourcc = V4L2_PIX_FMT_VP8_FRAME,
> +		.codec_mode = HANTRO_MODE_VP8_DEC,
> +		.max_depth = 2,
> +		.frmsize = {
> +			.min_width = 48,
> +			.max_width = 1920,
> +			.step_width = MB_DIM,
> +			.min_height = 48,
> +			.max_height = 1088,
> +			.step_height = MB_DIM,
> +		},
> +	},
> +};
> +
>  static const struct hantro_fmt rk3288_vpu_dec_fmts[] = {
>  	{
>  		.fourcc = V4L2_PIX_FMT_NV12,
> @@ -126,6 +174,14 @@ static irqreturn_t rk3288_vepu_irq(int irq, void *dev_id)
>  	return IRQ_HANDLED;
>  }
>  
> +static int rk3066_vpu_hw_init(struct hantro_dev *vpu)
> +{
> +	/* Bump ACLKs to max. possible freq. to improve performance. */
> +	clk_set_rate(vpu->clocks[0].clk, RK3066_ACLK_MAX_FREQ);
> +	clk_set_rate(vpu->clocks[0].clk, RK3066_ACLK_MAX_FREQ);

hmm, I don't think that line was supposed to be double?


Heiko

> +	return 0;
> +}
> +
>  static int rk3288_vpu_hw_init(struct hantro_dev *vpu)
>  {
>  	/* Bump ACLK to max. possible freq. to improve performance. */
> @@ -133,6 +189,14 @@ static int rk3288_vpu_hw_init(struct hantro_dev *vpu)
>  	return 0;
>  }
>  
> +static void rk3066_vpu_dec_reset(struct hantro_ctx *ctx)
> +{
> +	struct hantro_dev *vpu = ctx->dev;
> +
> +	vdpu_write(vpu, G1_REG_INTERRUPT_DEC_IRQ_DIS, G1_REG_INTERRUPT);
> +	vdpu_write(vpu, G1_REG_CONFIG_DEC_CLK_GATE_E, G1_REG_CONFIG);
> +}
> +
>  static void rk3288_vpu_enc_reset(struct hantro_ctx *ctx)
>  {
>  	struct hantro_dev *vpu = ctx->dev;
> @@ -145,6 +209,33 @@ static void rk3288_vpu_enc_reset(struct hantro_ctx *ctx)
>  /*
>   * Supported codec ops.
>   */
> +static const struct hantro_codec_ops rk3066_vpu_codec_ops[] = {
> +	[HANTRO_MODE_JPEG_ENC] = {
> +		.run = hantro_h1_jpeg_enc_run,
> +		.reset = rk3288_vpu_enc_reset,
> +		.init = hantro_jpeg_enc_init,
> +		.done = hantro_jpeg_enc_done,
> +		.exit = hantro_jpeg_enc_exit,
> +	},
> +	[HANTRO_MODE_H264_DEC] = {
> +		.run = hantro_g1_h264_dec_run,
> +		.reset = rk3066_vpu_dec_reset,
> +		.init = hantro_h264_dec_init,
> +		.exit = hantro_h264_dec_exit,
> +	},
> +	[HANTRO_MODE_MPEG2_DEC] = {
> +		.run = hantro_g1_mpeg2_dec_run,
> +		.reset = rk3066_vpu_dec_reset,
> +		.init = hantro_mpeg2_dec_init,
> +		.exit = hantro_mpeg2_dec_exit,
> +	},
> +	[HANTRO_MODE_VP8_DEC] = {
> +		.run = hantro_g1_vp8_dec_run,
> +		.reset = rk3066_vpu_dec_reset,
> +		.init = hantro_vp8_dec_init,
> +		.exit = hantro_vp8_dec_exit,
> +	},
> +};
>  
>  static const struct hantro_codec_ops rk3288_vpu_codec_ops[] = {
>  	[HANTRO_MODE_JPEG_ENC] = {
> @@ -183,10 +274,35 @@ static const struct hantro_irq rk3288_irqs[] = {
>  	{ "vdpu", hantro_g1_irq },
>  };
>  
> +static const char * const rk3066_clk_names[] = {
> +	"aclk_vdpu", "hclk_vdpu",
> +	"aclk_vepu", "hclk_vepu"
> +};
> +
>  static const char * const rk3288_clk_names[] = {
>  	"aclk", "hclk"
>  };
>  
> +const struct hantro_variant rk3066_vpu_variant = {
> +	.enc_offset = 0x0,
> +	.enc_fmts = rk3288_vpu_enc_fmts,
> +	.num_enc_fmts = ARRAY_SIZE(rk3288_vpu_enc_fmts),
> +	.dec_offset = 0x400,
> +	.dec_fmts = rk3066_vpu_dec_fmts,
> +	.num_dec_fmts = ARRAY_SIZE(rk3066_vpu_dec_fmts),
> +	.postproc_fmts = rk3288_vpu_postproc_fmts,
> +	.num_postproc_fmts = ARRAY_SIZE(rk3288_vpu_postproc_fmts),
> +	.postproc_regs = &hantro_g1_postproc_regs,
> +	.codec = HANTRO_JPEG_ENCODER | HANTRO_MPEG2_DECODER |
> +		 HANTRO_VP8_DECODER | HANTRO_H264_DECODER,
> +	.codec_ops = rk3066_vpu_codec_ops,
> +	.irqs = rk3288_irqs,
> +	.num_irqs = ARRAY_SIZE(rk3288_irqs),
> +	.init = rk3066_vpu_hw_init,
> +	.clk_names = rk3066_clk_names,
> +	.num_clocks = ARRAY_SIZE(rk3066_clk_names)
> +};
> +
>  const struct hantro_variant rk3288_vpu_variant = {
>  	.enc_offset = 0x0,
>  	.enc_fmts = rk3288_vpu_enc_fmts,
> 








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