[Intel-gfx] [PATCH] drm/i915: Clean up device info structure definitions

Daniel Vetter daniel at ffwll.ch
Fri Dec 4 02:24:39 PST 2015


On Wed, Dec 02, 2015 at 01:28:14PM -0800, Wayne Boyer wrote:
> Beginning with gen7, newer devices repetitively redefine values
> for the device info structure members.  This patch simplifies the
> structure definitions by grouping member value definitions into the
> existing GEN7_FEATURES #define and into the new GEN7_LP_FEATURES
> and HSW_FEATURES #defines.
> 
> Specifically, GEN_DEFAULT_PIPEOFFSETS and IVB_CURSOR_OFFSETS are
> added to GEN7_FEATURES and subsequent IVB definitions are simplified.
> 
> VLV_FEATURES is defined to differentiate and simplify the
> gen7 low power (LP) devices.
> 
> HSW_FEATURES is defined and used to simplify all HSW+ devices
> except for LP.
> 
> v2: Use VLV_FEATURES for the gen7 low power devices. (Jani)
> 
> Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
> Signed-off-by: Wayne Boyer <wayne.boyer at intel.com>

Queued for -next, thanks for the patch.
-Daniel

> ---
>  drivers/gpu/drm/i915/i915_drv.c | 137 ++++++++++------------------------------
>  1 file changed, 35 insertions(+), 102 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 90faa8e..d2d7e24 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -226,125 +226,87 @@ static const struct intel_device_info intel_sandybridge_m_info = {
>  #define GEN7_FEATURES  \
>  	.gen = 7, .num_pipes = 3, \
>  	.need_gfx_hws = 1, .has_hotplug = 1, \
>  	.has_fbc = 1, \
>  	.ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> -	.has_llc = 1
> +	.has_llc = 1, \
> +	GEN_DEFAULT_PIPEOFFSETS, \
> +	IVB_CURSOR_OFFSETS
>  
>  static const struct intel_device_info intel_ivybridge_d_info = {
>  	GEN7_FEATURES,
>  	.is_ivybridge = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_ivybridge_m_info = {
>  	GEN7_FEATURES,
>  	.is_ivybridge = 1,
>  	.is_mobile = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_ivybridge_q_info = {
>  	GEN7_FEATURES,
>  	.is_ivybridge = 1,
>  	.num_pipes = 0, /* legal, last one wins */
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
> +#define VLV_FEATURES  \
> +	.gen = 7, .num_pipes = 2, \
> +	.need_gfx_hws = 1, .has_hotplug = 1, \
> +	.ring_mask = RENDER_RING | BSD_RING | BLT_RING, \
> +	.display_mmio_offset = VLV_DISPLAY_BASE, \
> +	GEN_DEFAULT_PIPEOFFSETS, \
> +	CURSOR_OFFSETS
> +
>  static const struct intel_device_info intel_valleyview_m_info = {
> -	GEN7_FEATURES,
> -	.is_mobile = 1,
> -	.num_pipes = 2,
> +	VLV_FEATURES,
>  	.is_valleyview = 1,
> -	.display_mmio_offset = VLV_DISPLAY_BASE,
> -	.has_fbc = 0, /* legal, last one wins */
> -	.has_llc = 0, /* legal, last one wins */
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	CURSOR_OFFSETS,
> +	.is_mobile = 1,
>  };
>  
>  static const struct intel_device_info intel_valleyview_d_info = {
> -	GEN7_FEATURES,
> -	.num_pipes = 2,
> +	VLV_FEATURES,
>  	.is_valleyview = 1,
> -	.display_mmio_offset = VLV_DISPLAY_BASE,
> -	.has_fbc = 0, /* legal, last one wins */
> -	.has_llc = 0, /* legal, last one wins */
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	CURSOR_OFFSETS,
>  };
>  
> +#define HSW_FEATURES  \
> +	GEN7_FEATURES, \
> +	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, \
> +	.has_ddi = 1, \
> +	.has_fpga_dbg = 1
> +
>  static const struct intel_device_info intel_haswell_d_info = {
> -	GEN7_FEATURES,
> +	HSW_FEATURES,
>  	.is_haswell = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_haswell_m_info = {
> -	GEN7_FEATURES,
> +	HSW_FEATURES,
>  	.is_haswell = 1,
>  	.is_mobile = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_broadwell_d_info = {
> -	.gen = 8, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
> +	HSW_FEATURES,
> +	.gen = 8,
>  };
>  
>  static const struct intel_device_info intel_broadwell_m_info = {
> -	.gen = 8, .is_mobile = 1, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
> +	HSW_FEATURES,
> +	.gen = 8, .is_mobile = 1,
>  };
>  
>  static const struct intel_device_info intel_broadwell_gt3d_info = {
> -	.gen = 8, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> +	HSW_FEATURES,
> +	.gen = 8,
>  	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_broadwell_gt3m_info = {
> -	.gen = 8, .is_mobile = 1, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> +	HSW_FEATURES,
> +	.gen = 8, .is_mobile = 1,
>  	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_cherryview_info = {
>  	.gen = 8, .num_pipes = 3,
>  	.need_gfx_hws = 1, .has_hotplug = 1,
> @@ -354,33 +316,19 @@ static const struct intel_device_info intel_cherryview_info = {
>  	GEN_CHV_PIPEOFFSETS,
>  	CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_skylake_info = {
> +	HSW_FEATURES,
>  	.is_skylake = 1,
> -	.gen = 9, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
> +	.gen = 9,
>  };
>  
>  static const struct intel_device_info intel_skylake_gt3_info = {
>  	.is_skylake = 1,
> -	.gen = 9, .num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> +	.gen = 9,
>  	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_broxton_info = {
>  	.is_preliminary = 1,
>  	.is_broxton = 1,
> @@ -394,37 +342,22 @@ static const struct intel_device_info intel_broxton_info = {
>  	GEN_DEFAULT_PIPEOFFSETS,
>  	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_kabylake_info = {
> +	HSW_FEATURES,
>  	.is_preliminary = 1,
>  	.is_kabylake = 1,
>  	.gen = 9,
> -	.num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
> -	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  static const struct intel_device_info intel_kabylake_gt3_info = {
> +	HSW_FEATURES,
>  	.is_preliminary = 1,
>  	.is_kabylake = 1,
>  	.gen = 9,
> -	.num_pipes = 3,
> -	.need_gfx_hws = 1, .has_hotplug = 1,
>  	.ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> -	.has_llc = 1,
> -	.has_ddi = 1,
> -	.has_fpga_dbg = 1,
> -	.has_fbc = 1,
> -	GEN_DEFAULT_PIPEOFFSETS,
> -	IVB_CURSOR_OFFSETS,
>  };
>  
>  /*
>   * Make sure any device matches here are from most specific to most
>   * general.  For example, since the Quanta match is based on the subsystem
> -- 
> 2.6.3
> 
> _______________________________________________
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> Intel-gfx at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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