[Intel-gfx] [PATCH v7 10/23] drm/i915/icl: Define TRANS_DSI_FUNC_CONF register

Madhav Chauhan madhav.chauhan at intel.com
Sat Oct 20 11:08:50 UTC 2018


On 10/15/2018 7:57 PM, Jani Nikula wrote:
> From: Madhav Chauhan <madhav.chauhan at intel.com>
>
> This patch defines transcoder function configuration
> registers and its bitfields for both DSI ports.
> Used while programming/enabling DSI transcoder.
>
> v2: Changes (Jani N)
>      - Define _SHIFT and _MASK for bitfields
>      - Define values for fields already shifted in place
>
> v3 by Jani:
>   - Fix _SHIFT fields copy-pasted from _MASK
>   - Indentation fixes
>   - Reduce S3D orientation to single macro
>   - Wrap a macro parameter in parens

v3 changes looks fine.

Regards,
Madhav

> Signed-off-by: Madhav Chauhan <madhav.chauhan at intel.com>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>   drivers/gpu/drm/i915/i915_reg.h | 45 +++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 45 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 436ff68b6b18..b065e4ca0b45 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -10379,6 +10379,51 @@ enum skl_power_gate {
>   #define  TA_GET_MASK			(0xf << 0)
>   #define  TA_GET_SHIFT			0
>   
> +/* DSI transcoder configuration */
> +#define _DSI_TRANS_FUNC_CONF_0		0x6b030
> +#define _DSI_TRANS_FUNC_CONF_1		0x6b830
> +#define DSI_TRANS_FUNC_CONF(tc)		_MMIO_DSI(tc,	\
> +						  _DSI_TRANS_FUNC_CONF_0,\
> +						  _DSI_TRANS_FUNC_CONF_1)
> +#define  OP_MODE_MASK			(0x3 << 28)
> +#define  OP_MODE_SHIFT			28
> +#define  CMD_MODE_NO_GATE		(0x0 << 28)
> +#define  CMD_MODE_TE_GATE		(0x1 << 28)
> +#define  VIDEO_MODE_SYNC_EVENT		(0x2 << 28)
> +#define  VIDEO_MODE_SYNC_PULSE		(0x3 << 28)
> +#define  LINK_READY			(1 << 20)
> +#define  PIX_FMT_MASK			(0x3 << 16)
> +#define  PIX_FMT_SHIFT			16
> +#define  PIX_FMT_RGB565			(0x0 << 16)
> +#define  PIX_FMT_RGB666_PACKED		(0x1 << 16)
> +#define  PIX_FMT_RGB666_LOOSE		(0x2 << 16)
> +#define  PIX_FMT_RGB888			(0x3 << 16)
> +#define  PIX_FMT_RGB101010		(0x4 << 16)
> +#define  PIX_FMT_RGB121212		(0x5 << 16)
> +#define  PIX_FMT_COMPRESSED		(0x6 << 16)
> +#define  BGR_TRANSMISSION		(1 << 15)
> +#define  PIX_VIRT_CHAN(x)		((x) << 12)
> +#define  PIX_VIRT_CHAN_MASK		(0x3 << 12)
> +#define  PIX_VIRT_CHAN_SHIFT		12
> +#define  PIX_BUF_THRESHOLD_MASK		(0x3 << 10)
> +#define  PIX_BUF_THRESHOLD_SHIFT	10
> +#define  PIX_BUF_THRESHOLD_1_4		(0x0 << 10)
> +#define  PIX_BUF_THRESHOLD_1_2		(0x1 << 10)
> +#define  PIX_BUF_THRESHOLD_3_4		(0x2 << 10)
> +#define  PIX_BUF_THRESHOLD_FULL		(0x3 << 10)
> +#define  CONTINUOUS_CLK_MASK		(0x3 << 8)
> +#define  CONTINUOUS_CLK_SHIFT		8
> +#define  CLK_ENTER_LP_AFTER_DATA	(0x0 << 8)
> +#define  CLK_HS_OR_LP			(0x2 << 8)
> +#define  CLK_HS_CONTINUOUS		(0x3 << 8)
> +#define  LINK_CALIBRATION_MASK		(0x3 << 4)
> +#define  LINK_CALIBRATION_SHIFT		4
> +#define  CALIBRATION_DISABLED		(0x0 << 4)
> +#define  CALIBRATION_ENABLED_INITIAL_ONLY	(0x2 << 4)
> +#define  CALIBRATION_ENABLED_INITIAL_PERIODIC	(0x3 << 4)
> +#define  S3D_ORIENTATION_LANDSCAPE	(1 << 1)
> +#define  EOTP_DISABLED			(1 << 0)
> +
>   /* bits 31:0 */
>   #define _MIPIA_DBI_BW_CTRL		(dev_priv->mipi_mmio_base + 0xb084)
>   #define _MIPIC_DBI_BW_CTRL		(dev_priv->mipi_mmio_base + 0xb884)



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