Re: [Intel-gfx] [PATCH v3] drm: Add DPCD definitions for DP 1.4 DSC feature

2017-04-03 Thread Manasi Navare 
On Thu, Mar 16, 2017 at 03:47:46PM +0200, Ander Conselvan De Oliveira wrote:
> On Tue, 2017-03-14 at 13:01 -0700, Manasi Navare wrote:
> > From: "Navare, Manasi D" 
> > 
> > Display stream compression is supported on DP 1.4 DP
> > devices. This patch adds the corersponding DPCD
> > register definitions for DSC.
> > 
> > v3:
> > * Add some SHIFTS and MASKS for uniformity (Jani Nikula)
> > v2:
> > * Rebased on drm-tip
> > 
> > Signed-off-by: Manasi Navare 
> > Cc: Jani Nikula 
> > Cc: Paulo Zanoni 
> > Cc: dri-de...@lists.freedesktop.org
> > ---
> >  include/drm/drm_dp_helper.h | 105 
> > 
> >  1 file changed, 105 insertions(+)
> > 
> > diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> > index c0bd0d7..e1fb04f 100644
> > --- a/include/drm/drm_dp_helper.h
> > +++ b/include/drm/drm_dp_helper.h
> > @@ -179,6 +179,111 @@
> >  
> >  #define DP_GUID0x030   /* 1.2 */
> >  
> > +#define DP_DSC_SUPPORT  0x060   /* DP 1.4 */
> > +# define DP_DSC_DECOMPRESSION_IS_SUPPORTED  (1 << 0)
> > +
> > +#define DP_DSC_REV  0x061
> > +# define DP_DSC_MAJOR_MASK  (0xf << 0)
> > +# define DP_DSC_MINOR_MASK  (0xf << 4)
> > +# define DP_DSC_MAJOR_SHIFT 0
> > +# define DP_DSC_MINOR_SHIFT 4
> > +
> > +#define DP_DSC_RC_BUF_BLK_SIZE  0x062
> > +# define DP_DSC_RC_BUF_BLK_SIZE_1   0x0
> > +# define DP_DSC_RC_BUF_BLK_SIZE_4   0x1
> > +# define DP_DSC_RC_BUF_BLK_SIZE_16  0x2
> > +# define DP_DSC_RC_BUF_BLK_SIZE_64  0x3
> > +
> > +#define DP_DSC_RC_BUF_SIZE  0x063
> > +
> > +#define DP_DSC_SLICE_CAP_1  0x064
> > +# define DP_DSC_1_PER_DP_DSC_SINK   (1 << 0)
> > +# define DP_DSC_2_PER_DP_DSC_SINK   (1 << 1)
> > +# define DP_DSC_4_PER_DP_DSC_SINK   (1 << 3)
> > +# define DP_DSC_6_PER_DP_DSC_SINK   (1 << 4)
> > +# define DP_DSC_8_PER_DP_DSC_SINK   (1 << 5)
> > +# define DP_DSC_10_PER_DP_DSC_SINK  (1 << 6)
> > +# define DP_DSC_12_PER_DP_DSC_SINK  (1 << 7)
> > +
> > +#define DP_DSC_LINE_BUF_BIT_DEPTH   0x065
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_MASK (0xf << 0)
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_90x0
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_10   0x1
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_11   0x2
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_12   0x3
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_13   0x4
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_14   0x5
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_15   0x6
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_16   0x7
> > +# define DP_DSC_LINE_BUF_BIT_DEPTH_80x8
> > +
> > +#define DP_DSC_BLK_PREDICTION_SUPPORT   0x066
> > +# define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0)
> > +
> > +#define DP_DSC_MAX_BITS_PER_PIXEL_LOW   0x067   /* eDP 1.4 */
> > +
> > +#define DP_DSC_MAX_BITS_PER_PIXEL_HI0x068   /* eDP 1.4 */
> > +
> > +#define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
> > +# define DP_DSC_RGB (1 << 0)
> > +# define DP_DSC_YCbCr444(1 << 1)
> > +# define DP_DSC_YCbCr422_Simple (1 << 2)
> > +# define DP_DSC_YCbCr422_Native (1 << 3)
> > +# define DP_DSC_YCbCr420_Native (1 << 4)
> > +
> > +#define DP_DSC_DEC_COLOR_DEPTH_CAP  0x06A
> > +# define DP_DSC_8_BPC   (1 << 1)
> > +# define DP_DSC_10_BPC  (1 << 2)
> > +# define DP_DSC_12_BPC  (1 << 3)
> > +
> > +#define DP_DSC_PEAK_THROUGHPUT  0x06B
> > +# define DP_DSC_THROUGHPUT_MODE_0_MASK  (0xf << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_SHIFT 0
> > +# define DP_DSC_THROUGHPUT_MODE_0_340   (1 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_400   (2 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_450   (3 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_500   (4 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_550   (5 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_600   (6 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_650   (7 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_700   (8 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_750   (9 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_800   (10 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_850   (11 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_900   (12 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_950   (13 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_0_1000  (14 << 0)
> > +# define DP_DSC_THROUGHPUT_MODE_1_MASK  (0xf << 4)
> > +# define DP_DSC_THROUGHPUT_MODE_1_SHIFT 4
> > +# define DP_DSC_THROUGHPUT_MODE_1_340   (1 << 4)
> > +# define DP_DSC_THROUGHPUT_MODE_1_400   (2 << 4)
> > +# define

Re: [Intel-gfx] [PATCH v3] drm: Add DPCD definitions for DP 1.4 DSC feature

2017-03-16 Thread Ander Conselvan De Oliveira 
On Tue, 2017-03-14 at 13:01 -0700, Manasi Navare wrote:
> From: "Navare, Manasi D" 
> 
> Display stream compression is supported on DP 1.4 DP
> devices. This patch adds the corersponding DPCD
> register definitions for DSC.
> 
> v3:
> * Add some SHIFTS and MASKS for uniformity (Jani Nikula)
> v2:
> * Rebased on drm-tip
> 
> Signed-off-by: Manasi Navare 
> Cc: Jani Nikula 
> Cc: Paulo Zanoni 
> Cc: dri-de...@lists.freedesktop.org
> ---
>  include/drm/drm_dp_helper.h | 105 
> 
>  1 file changed, 105 insertions(+)
> 
> diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
> index c0bd0d7..e1fb04f 100644
> --- a/include/drm/drm_dp_helper.h
> +++ b/include/drm/drm_dp_helper.h
> @@ -179,6 +179,111 @@
>  
>  #define DP_GUID  0x030   /* 1.2 */
>  
> +#define DP_DSC_SUPPORT  0x060   /* DP 1.4 */
> +# define DP_DSC_DECOMPRESSION_IS_SUPPORTED  (1 << 0)
> +
> +#define DP_DSC_REV  0x061
> +# define DP_DSC_MAJOR_MASK  (0xf << 0)
> +# define DP_DSC_MINOR_MASK  (0xf << 4)
> +# define DP_DSC_MAJOR_SHIFT 0
> +# define DP_DSC_MINOR_SHIFT 4
> +
> +#define DP_DSC_RC_BUF_BLK_SIZE  0x062
> +# define DP_DSC_RC_BUF_BLK_SIZE_1   0x0
> +# define DP_DSC_RC_BUF_BLK_SIZE_4   0x1
> +# define DP_DSC_RC_BUF_BLK_SIZE_16  0x2
> +# define DP_DSC_RC_BUF_BLK_SIZE_64  0x3
> +
> +#define DP_DSC_RC_BUF_SIZE  0x063
> +
> +#define DP_DSC_SLICE_CAP_1  0x064
> +# define DP_DSC_1_PER_DP_DSC_SINK   (1 << 0)
> +# define DP_DSC_2_PER_DP_DSC_SINK   (1 << 1)
> +# define DP_DSC_4_PER_DP_DSC_SINK   (1 << 3)
> +# define DP_DSC_6_PER_DP_DSC_SINK   (1 << 4)
> +# define DP_DSC_8_PER_DP_DSC_SINK   (1 << 5)
> +# define DP_DSC_10_PER_DP_DSC_SINK  (1 << 6)
> +# define DP_DSC_12_PER_DP_DSC_SINK  (1 << 7)
> +
> +#define DP_DSC_LINE_BUF_BIT_DEPTH   0x065
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_MASK (0xf << 0)
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_90x0
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_10   0x1
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_11   0x2
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_12   0x3
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_13   0x4
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_14   0x5
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_15   0x6
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_16   0x7
> +# define DP_DSC_LINE_BUF_BIT_DEPTH_80x8
> +
> +#define DP_DSC_BLK_PREDICTION_SUPPORT   0x066
> +# define DP_DSC_BLK_PREDICTION_IS_SUPPORTED (1 << 0)
> +
> +#define DP_DSC_MAX_BITS_PER_PIXEL_LOW   0x067   /* eDP 1.4 */
> +
> +#define DP_DSC_MAX_BITS_PER_PIXEL_HI0x068   /* eDP 1.4 */
> +
> +#define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069
> +# define DP_DSC_RGB (1 << 0)
> +# define DP_DSC_YCbCr444(1 << 1)
> +# define DP_DSC_YCbCr422_Simple (1 << 2)
> +# define DP_DSC_YCbCr422_Native (1 << 3)
> +# define DP_DSC_YCbCr420_Native (1 << 4)
> +
> +#define DP_DSC_DEC_COLOR_DEPTH_CAP  0x06A
> +# define DP_DSC_8_BPC   (1 << 1)
> +# define DP_DSC_10_BPC  (1 << 2)
> +# define DP_DSC_12_BPC  (1 << 3)
> +
> +#define DP_DSC_PEAK_THROUGHPUT  0x06B
> +# define DP_DSC_THROUGHPUT_MODE_0_MASK  (0xf << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_SHIFT 0
> +# define DP_DSC_THROUGHPUT_MODE_0_340   (1 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_400   (2 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_450   (3 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_500   (4 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_550   (5 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_600   (6 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_650   (7 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_700   (8 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_750   (9 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_800   (10 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_850   (11 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_900   (12 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_950   (13 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_0_1000  (14 << 0)
> +# define DP_DSC_THROUGHPUT_MODE_1_MASK  (0xf << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_SHIFT 4
> +# define DP_DSC_THROUGHPUT_MODE_1_340   (1 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_400   (2 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_450   (3 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_500   (4 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_550   (5 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_600   (6 << 4)
> +# define DP_DSC_THROUGHPUT_MODE_1_650   (7 << 4)
> +# define