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From: Jani Nikula <jani.nikula@linux.intel.com>
To: "Manna, Animesh" <animesh.manna@intel.com>,
	Ville Syrjala <ville.syrjala@linux.intel.com>,
	"intel-gfx@lists.freedesktop.org"
	<intel-gfx@lists.freedesktop.org>
Subject: Re: [Intel-gfx] [PATCH 11/13] drm/i915/dsb: Add mode DSB opcodes
Date: Mon, 09 Jan 2023 11:47:13 +0200	[thread overview]
Message-ID: <871qo42g66.fsf@intel.com> (raw)
In-Reply-To: <PH7PR11MB5981EE9597D82331ABD7472AF9FA9@PH7PR11MB5981.namprd11.prod.outlook.com>

On Thu, 05 Jan 2023, "Manna, Animesh" <animesh.manna@intel.com> wrote:
>> -----Original Message-----
>> From: Intel-gfx <intel-gfx-bounces@lists.freedesktop.org> On Behalf Of Ville
>> Syrjala
>> Sent: Friday, December 16, 2022 6:08 AM
>> To: intel-gfx@lists.freedesktop.org
>> Subject: [Intel-gfx] [PATCH 11/13] drm/i915/dsb: Add mode DSB opcodes
>> 
>> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>> 
>> Add all the know DSB instruction opcodes.
>> 
>> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
>> ---
>>  drivers/gpu/drm/i915/display/intel_dsb.c | 8 ++++++++
>>  1 file changed, 8 insertions(+)
>> 
>> diff --git a/drivers/gpu/drm/i915/display/intel_dsb.c
>> b/drivers/gpu/drm/i915/display/intel_dsb.c
>> index 7c593ec84d41..96bc117fd6a0 100644
>> --- a/drivers/gpu/drm/i915/display/intel_dsb.c
>> +++ b/drivers/gpu/drm/i915/display/intel_dsb.c
>> @@ -67,8 +67,16 @@ struct intel_dsb {
>> 
>>  /* DSB opcodes. */
>>  #define DSB_OPCODE_SHIFT		24
>> +#define DSB_OPCODE_NOOP			0x0
>>  #define DSB_OPCODE_MMIO_WRITE		0x1
>> +#define DSB_OPCODE_WAIT_USEC		0x2
>> +#define DSB_OPCODE_WAIT_LINES		0x3
>> +#define DSB_OPCODE_WAIT_VBLANKS		0x4
>> +#define DSB_OPCODE_WAIT_DSL_IN		0x5
>> +#define DSB_OPCODE_WAIT_DSL_OUT		0x6
>> +#define DSB_OPCODE_INTERRUPT		0x7
>>  #define DSB_OPCODE_INDEXED_WRITE	0x9
>> +#define DSB_OPCODE_POLL			0xA
>>  #define DSB_BYTE_EN			0xF
>>  #define DSB_BYTE_EN_SHIFT		20
>>  #define DSB_REG_VALUE_MASK		0xfffff
>
> Not sure if we can check-in the above macros without its usage.

It depends on the case. Here, I think we can and we should.

BR,
Jani.



>
> Regards,
> Animesh
>
>> --
>> 2.37.4
>

-- 
Jani Nikula, Intel Open Source Graphics Center

  reply	other threads:[~2023-01-09  9:47 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-16  0:37 [Intel-gfx] [PATCH 00/13] drm/i915/dsb: DSB fixes/cleanups Ville Syrjala
2022-12-16  0:37 ` [Intel-gfx] [PATCH 01/13] drm/i915/dsb: Stop with the RMW Ville Syrjala
2023-01-04  7:59   ` Manna, Animesh
2022-12-16  0:37 ` [Intel-gfx] [PATCH 02/13] drm/i915/dsb: Inline DSB_CTRL writes into intel_dsb_commit() Ville Syrjala
2023-01-04  8:40   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 03/13] drm/i915/dsb: Align DSB register writes to 8 bytes Ville Syrjala
2023-01-04  9:08   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 04/13] drm/i915/dsb: Fix DSB command buffer size checks Ville Syrjala
2023-01-04  6:57   ` Manna, Animesh
2023-01-04  7:11     ` Manna, Animesh
2023-01-04 10:52   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 05/13] drm/i915/dsb: Extract assert_dsb_has_room() Ville Syrjala
2023-01-04 11:36   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 06/13] drm/i915/dsb: Extract intel_dsb_emit() Ville Syrjala
2023-01-04 11:41   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 07/13] drm/i915/dsb: Improve the indexed reg write checks Ville Syrjala
2023-01-04 12:13   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 08/13] drm/i915/dsb: Handle the indexed vs. not inside the DSB code Ville Syrjala
2023-01-05 14:43   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 09/13] drm/i915/dsb: Introduce intel_dsb_align_tail() Ville Syrjala
2023-01-05 14:46   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 10/13] drm/i915/dsb: Allow the caller to pass in the DSB buffer size Ville Syrjala
2023-01-05 15:19   ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 11/13] drm/i915/dsb: Add mode DSB opcodes Ville Syrjala
2023-01-05 15:22   ` Manna, Animesh
2023-01-09  9:47     ` Jani Nikula [this message]
2023-01-11 12:43       ` Manna, Animesh
2022-12-16  0:38 ` [Intel-gfx] [PATCH 12/13] drm/i915/dsb: Define more DSB registers Ville Syrjala
2023-01-11 15:59   ` Manna, Animesh
2023-01-13 14:37     ` Ville Syrjälä
2022-12-16  0:38 ` [Intel-gfx] [PATCH 13/13] drm/i915/dsb: Pimp debug/error prints Ville Syrjala
2022-12-16  0:57 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/dsb: DSB fixes/cleanups Patchwork
2022-12-16  0:57 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2022-12-16  1:31 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2022-12-16 15:54 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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