[Intel-gfx] [v2] drm/i915/dsc: Add missing _MMIO() from PPS registers

Srivatsa, Anusha anusha.srivatsa at intel.com
Fri Jul 20 20:28:01 UTC 2018



>-----Original Message-----
>From: Navare, Manasi D
>Sent: Friday, July 20, 2018 1:29 PM
>To: Vivi, Rodrigo <rodrigo.vivi at intel.com>
>Cc: Srivatsa, Anusha <anusha.srivatsa at intel.com>; intel-
>gfx at lists.freedesktop.org
>Subject: Re: [Intel-gfx] [v2] drm/i915/dsc: Add missing _MMIO() from PPS
>registers
>
>On Fri, Jul 20, 2018 at 01:13:07PM -0700, Rodrigo Vivi wrote:
>> On Fri, Jul 20, 2018 at 12:25:47PM -0700, Manasi Navare wrote:
>> > Looks good to me now and also tested with the patches that use these
>registers.
>> >
>> > Reviewed-by: Manasi Navare <manasi.d.navare at intel.com>
>> >
>> > Manasi
>> >
>> > On Fri, Jul 20, 2018 at 12:10:39PM -0700, Anusha Srivatsa wrote:
>> > > FIXME: This fixes the patch:
>>
>> "FIXME:" tag is misleading here...
>> It looks like  this patch needs to be fixed.
>>
>> > > Link:
>> > > https://patchwork.freedesktop.org/patch/msgid/1531861861-10950-2-g
>> > > it-send-email-anusha.srivatsa at intel.com
>>
>> "Link:" is misleading here... Scripts might think this is the link to
>> this patch here...
>>
>> Please replace these 2 above lines with a direct text that explains
>> the issue
>>
>> Whenever mentioning another commit please use the kernel style:
>>
>> https://www.kernel.org/doc/html/v4.17/process/submitting-patches.html
>>
>> "If you want to refer to a specific commit, don’t just refer to the SHA-1 ID of
>the commit. Please also include the oneline summary of the commit, to make it
>easier for reviewers to know what it is about"
>>
>> In this case: commit 2efbb2f099fb ("i915/dp/dsc: Add DSC PPS register
>> definitions")
>
>Yes I agree, it should mention the comit ID that is getting fixed.
>
>>
>> > >
>> > > Which did not have _MMIO() for DSCA and DSCC.
>> > >
>> > > v2: Fix typos. (manasi)
>>
>> Maybe instead of "FIXME:" you wanted the "Fixes:"
>>
>> In this case please make sure you follow the "Fixes:" rules:
>>
>> https://01.org/linuxgraphics/gfx-docs/maintainer-tools/drm-intel.html
>>
>> On this case I'm not 100% confident we want the "Fixes:"
>>
>> Part of me says no, we don't need Fixes because ICL is on
>> alpha_support protection mode, and these patches are just adding the
>> definition and not in use yet.
>>
>> Part of me says yes, we need because I just sent the initial patches
>> to 4.19 and Fixme tag would make sure we get this on
>> drm-intel-next-fixes still for 4.19. So whatever works use this on
>> 4.20 could be easily backported to 4.19 by OSVs...
>>
>> So, please read the rules and help me to decide. ;)
>
>May be a good idea to just say in the commit message that it fixes the reg defs
>and typos etc.. instead of a formal FIXES tag.
Thinking....
Rodrigo, having FIXES tag is going to help you cherry-pick though, correct?

Anusha 
>Manasi
>
>>
>> Thanks,
>> Rodrigo.
>>
>> > >
>> > > Cc: Rodrigi Vivi <rodrigo.vivi at intel.com>
>> > > Cc: Manasi Navare <manasi.d.navare at intel.com>
>> > > Signed-off-by: Anusha Srivatsa <anusha.srivatsa at intel.com>
>> > > ---
>> > >  drivers/gpu/drm/i915/i915_reg.h | 76
>> > > ++++++++++++++++++++---------------------
>> > >  1 file changed, 38 insertions(+), 38 deletions(-)
>> > >
>> > > diff --git a/drivers/gpu/drm/i915/i915_reg.h
>> > > b/drivers/gpu/drm/i915/i915_reg.h index 8af945d..7394605 100644
>> > > --- a/drivers/gpu/drm/i915/i915_reg.h
>> > > +++ b/drivers/gpu/drm/i915/i915_reg.h
>> > > @@ -10349,8 +10349,8 @@ enum skl_power_gate {
>> > >  #define  ICL_PHY_MISC_DE_IO_COMP_PWR_DOWN	(1 << 23)
>> > >
>> > >  /* Icelake Display Stream Compression Registers */
>> > > -#define DSCA_PICTURE_PARAMETER_SET_0		0x6B200
>> > > -#define DSCC_PICTURE_PARAMETER_SET_0		0x6BA00
>> > > +#define DSCA_PICTURE_PARAMETER_SET_0
>	_MMIO(0x6B200)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_0
>	_MMIO(0x6BA00)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PB	0x78270
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_0_PB	0x78370
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_0_PC	0x78470
>> > > @@ -10370,8 +10370,8 @@ enum skl_power_gate {
>> > >  #define  DSC_VER_MIN_SHIFT		4
>> > >  #define  DSC_VER_MAJ			(0x1 << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_1		0x6B204
>> > > -#define DSCC_PICTURE_PARAMETER_SET_1		0x6BA04
>> > > +#define DSCA_PICTURE_PARAMETER_SET_1
>	_MMIO(0x6B204)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_1
>	_MMIO(0x6BA04)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_1_PB	0x78274
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_1_PB	0x78374
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_1_PC	0x78474
>> > > @@ -10384,8 +10384,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_1_PC)
>> > >  #define  DSC_BPP(bpp)				((bpp) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_2		0x6B208
>> > > -#define DSCC_PICTURE_PARAMETER_SET_2		0x6BA08
>> > > +#define DSCA_PICTURE_PARAMETER_SET_2
>	_MMIO(0x6B208)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_2
>	_MMIO(0x6BA08)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_2_PB	0x78278
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_2_PB	0x78378
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_2_PC	0x78478
>> > > @@ -10399,8 +10399,8 @@ enum skl_power_gate {
>> > >  #define  DSC_PIC_WIDTH(pic_width)	((pic_width) << 16)
>> > >  #define  DSC_PIC_HEIGHT(pic_height)	((pic_height) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_3		0x6B20C
>> > > -#define DSCC_PICTURE_PARAMETER_SET_3		0x6BA0C
>> > > +#define DSCA_PICTURE_PARAMETER_SET_3
>	_MMIO(0x6B20C)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_3
>	_MMIO(0x6BA0C)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_3_PB	0x7827C
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_3_PB	0x7837C
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_3_PC	0x7847C
>> > > @@ -10414,8 +10414,8 @@ enum skl_power_gate {
>> > >  #define  DSC_SLICE_WIDTH(slice_width)   ((slice_width) << 16)
>> > >  #define  DSC_SLICE_HEIGHT(slice_height) ((slice_height) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_4		0x6B210
>> > > -#define DSCC_PICTURE_PARAMETER_SET_4		0x6BA10
>> > > +#define DSCA_PICTURE_PARAMETER_SET_4
>	_MMIO(0x6B210)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_4
>	_MMIO(0x6BA10)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_4_PB	0x78280
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_4_PB	0x78380
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_4_PC	0x78480
>> > > @@ -10429,8 +10429,8 @@ enum skl_power_gate {
>> > >  #define  DSC_INITIAL_DEC_DELAY(dec_delay)       ((dec_delay) << 16)
>> > >  #define  DSC_INITIAL_XMIT_DELAY(xmit_delay)     ((xmit_delay) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_5		0x6B214
>> > > -#define DSCC_PICTURE_PARAMETER_SET_5		0x6BA14
>> > > +#define DSCA_PICTURE_PARAMETER_SET_5
>	_MMIO(0x6B214)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_5
>	_MMIO(0x6BA14)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_5_PB	0x78284
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_5_PB	0x78384
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_5_PC	0x78484
>> > > @@ -10441,11 +10441,11 @@ enum skl_power_gate {
>> > >  #define ICL_DSC1_PICTURE_PARAMETER_SET_5(pipe)
>	_MMIO_PIPE((pipe) - PIPE_B, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_5_PC, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_5_PC)
>> > > -#define  DSC_SCALE_DEC_INTINT(scale_dec)	((scale_dec) << 16)
>> > > +#define  DSC_SCALE_DEC_INT(scale_dec)	((scale_dec) << 16)
>> > >  #define  DSC_SCALE_INC_INT(scale_inc)		((scale_inc) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_6		0x6B218
>> > > -#define DSCC_PICTURE_PARAMETER_SET_6		0x6BA18
>> > > +#define DSCA_PICTURE_PARAMETER_SET_6
>	_MMIO(0x6B218)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_6
>	_MMIO(0x6BA18)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_6_PB	0x78288
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_6_PB	0x78388
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_6_PC	0x78488
>> > > @@ -10456,13 +10456,13 @@ enum skl_power_gate {
>> > >  #define ICL_DSC1_PICTURE_PARAMETER_SET_6(pipe)
>	_MMIO_PIPE((pipe) - PIPE_B, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_6_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_6_PC)
>> > > -#define  DSC_FLATNESS_MAX_QP(max_qp)		(qp << 24)
>> > > -#define  DSC_FLATNESS_MIN_QP(min_qp)		(qp << 16)
>> > > +#define  DSC_FLATNESS_MAX_QP(max_qp)		((max_qp) <<
>24)
>> > > +#define  DSC_FLATNESS_MIN_QP(min_qp)		((min_qp) << 16)
>> > >  #define  DSC_FIRST_LINE_BPG_OFFSET(offset)	((offset) << 8)
>> > >  #define  DSC_INITIAL_SCALE_VALUE(value)		((value) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_7		0x6B21C
>> > > -#define DSCC_PICTURE_PARAMETER_SET_7		0x6BA1C
>> > > +#define DSCA_PICTURE_PARAMETER_SET_7
>	_MMIO(0x6B21C)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_7
>	_MMIO(0x6BA1C)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_7_PB	0x7828C
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_7_PB	0x7838C
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_7_PC	0x7848C
>> > > @@ -10476,8 +10476,8 @@ enum skl_power_gate {
>> > >  #define  DSC_NFL_BPG_OFFSET(bpg_offset)		((bpg_offset)
><< 16)
>> > >  #define  DSC_SLICE_BPG_OFFSET(bpg_offset)	((bpg_offset) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_8		0x6B220
>> > > -#define DSCC_PICTURE_PARAMETER_SET_8		0x6BA20
>> > > +#define DSCA_PICTURE_PARAMETER_SET_8
>	_MMIO(0x6B220)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_8
>	_MMIO(0x6BA20)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_8_PB	0x78290
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_8_PB	0x78390
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_8_PC	0x78490
>> > > @@ -10491,8 +10491,8 @@ enum skl_power_gate {
>> > >  #define  DSC_INITIAL_OFFSET(initial_offset)		((initial_offset)
><< 16)
>> > >  #define  DSC_FINAL_OFFSET(final_offset)			((final_offset)
><< 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_9		0x6B224
>> > > -#define DSCC_PICTURE_PARAMETER_SET_9		0x6BA24
>> > > +#define DSCA_PICTURE_PARAMETER_SET_9
>	_MMIO(0x6B224)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_9
>	_MMIO(0x6BA24)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_9_PB	0x78294
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_9_PB	0x78394
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_9_PC	0x78494
>> > > @@ -10506,8 +10506,8 @@ enum skl_power_gate {
>> > >  #define  DSC_RC_EDGE_FACTOR(rc_edge_fact)	((rc_edge_fact) << 16)
>> > >  #define  DSC_RC_MODEL_SIZE(rc_model_size)	((rc_model_size) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_10		0x6B228
>> > > -#define DSCC_PICTURE_PARAMETER_SET_10		0x6BA28
>> > > +#define DSCA_PICTURE_PARAMETER_SET_10
>	_MMIO(0x6B228)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_10
>	_MMIO(0x6BA28)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_10_PB	0x78298
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_10_PB	0x78398
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_10_PC	0x78498
>> > > @@ -10523,8 +10523,8 @@ enum skl_power_gate {
>> > >  #define  DSC_RC_QUANT_INC_LIMIT1(lim)			((lim) << 8)
>> > >  #define  DSC_RC_QUANT_INC_LIMIT0(lim)			((lim) << 0)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_11		0x6B22C
>> > > -#define DSCC_PICTURE_PARAMETER_SET_11		0x6BA2C
>> > > +#define DSCA_PICTURE_PARAMETER_SET_11
>	_MMIO(0x6B22C)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_11
>	_MMIO(0x6BA2C)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_11_PB	0x7829C
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_11_PB	0x7839C
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_11_PC	0x7849C
>> > > @@ -10536,8 +10536,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_11_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_11_PC)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_12		0x6B260
>> > > -#define DSCC_PICTURE_PARAMETER_SET_12		0x6BA60
>> > > +#define DSCA_PICTURE_PARAMETER_SET_12
>	_MMIO(0x6B260)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_12
>	_MMIO(0x6BA60)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_12_PB	0x782A0
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_12_PB	0x783A0
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_12_PC	0x784A0
>> > > @@ -10549,8 +10549,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_12_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_12_PC)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_13		0x6B264
>> > > -#define DSCC_PICTURE_PARAMETER_SET_13		0x6BA64
>> > > +#define DSCA_PICTURE_PARAMETER_SET_13
>	_MMIO(0x6B264)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_13
>	_MMIO(0x6BA64)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_13_PB	0x782A4
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_13_PB	0x783A4
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_13_PC	0x784A4
>> > > @@ -10562,8 +10562,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_13_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_13_PC)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_14		0x6B268
>> > > -#define DSCC_PICTURE_PARAMETER_SET_14		0x6BA68
>> > > +#define DSCA_PICTURE_PARAMETER_SET_14
>	_MMIO(0x6B268)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_14
>	_MMIO(0x6BA68)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_14_PB	0x782A8
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_14_PB	0x783A8
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_14_PC	0x784A8
>> > > @@ -10575,8 +10575,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_14_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_14_PC)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_15		0x6B26C
>> > > -#define DSCC_PICTURE_PARAMETER_SET_15		0x6BA6C
>> > > +#define DSCA_PICTURE_PARAMETER_SET_15
>	_MMIO(0x6B26C)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_15
>	_MMIO(0x6BA6C)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_15_PB	0x782AC
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_15_PB	0x783AC
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_15_PC	0x784AC
>> > > @@ -10588,8 +10588,8 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_15_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_15_PC)
>> > >
>> > > -#define DSCA_PICTURE_PARAMETER_SET_16		0x6B270
>> > > -#define DSCC_PICTURE_PARAMETER_SET_16		0x6BA70
>> > > +#define DSCA_PICTURE_PARAMETER_SET_16
>	_MMIO(0x6B270)
>> > > +#define DSCC_PICTURE_PARAMETER_SET_16
>	_MMIO(0x6BA70)
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_16_PB	0x782B0
>> > >  #define _ICL_DSC1_PICTURE_PARAMETER_SET_16_PB	0x783B0
>> > >  #define _ICL_DSC0_PICTURE_PARAMETER_SET_16_PC	0x784B0
>> > > @@ -10601,7 +10601,7 @@ enum skl_power_gate {
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_16_PB, \
>> > >
>_ICL_DSC1_PICTURE_PARAMETER_SET_16_PC)
>> > >  #define  DSC_SLICE_PER_LINE(slice_per_line)		((slice_per_line)
><< 16)
>> > > -#define  DSC_SLICE_CHUNK_SIZE(slice_chunk_aize)
>	(slice_chunk_size << 0)
>> > > +#define  DSC_SLICE_CHUNK_SIZE(slice_chunk_size)
>	((slice_chunk_size) << 0)
>> > >
>> > >  /* Icelake Rate Control Buffer Threshold Registers */
>> > >  #define DSCA_RC_BUF_THRESH_0			_MMIO(0x6B230)
>> > > --
>> > > 2.7.4
>> > >
>> > _______________________________________________
>> > Intel-gfx mailing list
>> > Intel-gfx at lists.freedesktop.org
>> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx


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