[PATCH v2] drm/i915/display: add mobile platform group

Govindapillai, Vinod vinod.govindapillai at intel.com
Wed Nov 6 15:44:08 UTC 2024


On Wed, 2024-11-06 at 11:27 +0200, Jani Nikula wrote:
> Identify mobile platforms separately in display, using the platform
> group mechanism. This enables dropping the dependency on i915_drv.h
> IS_MOBILE() from display code.
> 
> v2: Make snb_display static (kernel test robot)
> 
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  .../drm/i915/display/intel_display_device.c   | 104 ++++++++++++------
>  .../drm/i915/display/intel_display_device.h   |   1 +
>  2 files changed, 70 insertions(+), 35 deletions(-)

Reviewed-by: Vinod Govindapillai <vinod.govindapillai at intel.com>

> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c
> b/drivers/gpu/drm/i915/display/intel_display_device.c
> index 41df7a8fd32e..68cb7f9b9ef3 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.c
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.c
> @@ -253,6 +253,7 @@ static const struct intel_display_device_info no_display = {};
>  
>  static const struct platform_desc i830_desc = {
>         PLATFORM(i830),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 I830_DISPLAY,
>  
> @@ -271,6 +272,7 @@ static const struct platform_desc i845_desc = {
>  
>  static const struct platform_desc i85x_desc = {
>         PLATFORM(i85x),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 I830_DISPLAY,
>  
> @@ -313,6 +315,7 @@ static const struct platform_desc i915g_desc = {
>  
>  static const struct platform_desc i915gm_desc = {
>         PLATFORM(i915gm),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 GEN3_DISPLAY,
>                 I9XX_COLORS,
> @@ -337,6 +340,7 @@ static const struct platform_desc i945g_desc = {
>  
>  static const struct platform_desc i945gm_desc = {
>         PLATFORM(i915gm),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 GEN3_DISPLAY,
>                 I9XX_COLORS,
> @@ -358,13 +362,21 @@ static const struct platform_desc g33_desc = {
>         },
>  };
>  
> -static const struct platform_desc pnv_desc = {
> +static const struct intel_display_device_info pnv_display = {
> +       GEN3_DISPLAY,
> +       I9XX_COLORS,
> +       .has_hotplug = 1,
> +};
> +
> +static const struct platform_desc pnv_g_desc = {
>         PLATFORM(pineview),
> -       .info = &(const struct intel_display_device_info) {
> -               GEN3_DISPLAY,
> -               I9XX_COLORS,
> -               .has_hotplug = 1,
> -       },
> +       .info = &pnv_display,
> +};
> +
> +static const struct platform_desc pnv_m_desc = {
> +       PLATFORM(pineview),
> +       PLATFORM_GROUP(mobile),
> +       .info = &pnv_display,
>  };
>  
>  #define GEN4_DISPLAY \
> @@ -391,6 +403,7 @@ static const struct platform_desc i965g_desc = {
>  
>  static const struct platform_desc i965gm_desc = {
>         PLATFORM(i965gm),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 GEN4_DISPLAY,
>                 .has_overlay = 1,
> @@ -414,6 +427,7 @@ static const struct platform_desc g45_desc = {
>  static const struct platform_desc gm45_desc = {
>         PLATFORM(gm45),
>         PLATFORM_GROUP(g4x),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 GEN4_DISPLAY,
>                 .supports_tv = 1,
> @@ -444,6 +458,7 @@ static const struct platform_desc ilk_d_desc = {
>  
>  static const struct platform_desc ilk_m_desc = {
>         PLATFORM(ironlake),
> +       PLATFORM_GROUP(mobile),
>         .info = &(const struct intel_display_device_info) {
>                 ILK_DISPLAY,
>  
> @@ -451,38 +466,54 @@ static const struct platform_desc ilk_m_desc = {
>         },
>  };
>  
> -static const struct platform_desc snb_desc = {
> +static const struct intel_display_device_info snb_display = {
> +       .has_hotplug = 1,
> +       I9XX_PIPE_OFFSETS,
> +       I9XX_CURSOR_OFFSETS,
> +       ILK_COLORS,
> +
> +       .__runtime_defaults.ip.ver = 6,
> +       .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B),
> +       .__runtime_defaults.cpu_transcoder_mask =
> +       BIT(TRANSCODER_A) | BIT(TRANSCODER_B),
> +       .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /*
> DP A, SDVO/HDMI/DP B, HDMI/DP C/D */
> +       .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A),
> +};
> +
> +static const struct platform_desc snb_d_desc = {
>         PLATFORM(sandybridge),
> -       .info = &(const struct intel_display_device_info) {
> -               .has_hotplug = 1,
> -               I9XX_PIPE_OFFSETS,
> -               I9XX_CURSOR_OFFSETS,
> -               ILK_COLORS,
> +       .info = &snb_display,
> +};
>  
> -               .__runtime_defaults.ip.ver = 6,
> -               .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B),
> -               .__runtime_defaults.cpu_transcoder_mask =
> -               BIT(TRANSCODER_A) | BIT(TRANSCODER_B),
> -               .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) |
> BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */
> -               .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A),
> -       },
> +static const struct platform_desc snb_m_desc = {
> +       PLATFORM(sandybridge),
> +       PLATFORM_GROUP(mobile),
> +       .info = &snb_display,
> +};
> +
> +static const struct intel_display_device_info ivb_display = {
> +       .has_hotplug = 1,
> +       IVB_PIPE_OFFSETS,
> +       IVB_CURSOR_OFFSETS,
> +       IVB_COLORS,
> +
> +       .__runtime_defaults.ip.ver = 7,
> +       .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C),
> +       .__runtime_defaults.cpu_transcoder_mask =
> +       BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C),
> +       .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) | BIT(PORT_D), /*
> DP A, SDVO/HDMI/DP B, HDMI/DP C/D */
> +       .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A),
>  };
>  
> -static const struct platform_desc ivb_desc = {
> +static const struct platform_desc ivb_d_desc = {
>         PLATFORM(ivybridge),
> -       .info = &(const struct intel_display_device_info) {
> -               .has_hotplug = 1,
> -               IVB_PIPE_OFFSETS,
> -               IVB_CURSOR_OFFSETS,
> -               IVB_COLORS,
> +       .info = &ivb_display,
> +};
>  
> -               .__runtime_defaults.ip.ver = 7,
> -               .__runtime_defaults.pipe_mask = BIT(PIPE_A) | BIT(PIPE_B) | BIT(PIPE_C),
> -               .__runtime_defaults.cpu_transcoder_mask =
> -               BIT(TRANSCODER_A) | BIT(TRANSCODER_B) | BIT(TRANSCODER_C),
> -               .__runtime_defaults.port_mask = BIT(PORT_A) | BIT(PORT_B) | BIT(PORT_C) |
> BIT(PORT_D), /* DP A, SDVO/HDMI/DP B, HDMI/DP C/D */
> -               .__runtime_defaults.fbc_mask = BIT(INTEL_FBC_A),
> -       },
> +static const struct platform_desc ivb_m_desc = {
> +       PLATFORM(ivybridge),
> +       PLATFORM_GROUP(mobile),
> +       .info = &ivb_display,
>  };
>  
>  static const struct platform_desc vlv_desc = {
> @@ -1385,11 +1416,14 @@ static const struct {
>         INTEL_I965GM_IDS(INTEL_DISPLAY_DEVICE, &i965gm_desc),
>         INTEL_GM45_IDS(INTEL_DISPLAY_DEVICE, &gm45_desc),
>         INTEL_G45_IDS(INTEL_DISPLAY_DEVICE, &g45_desc),
> -       INTEL_PNV_IDS(INTEL_DISPLAY_DEVICE, &pnv_desc),
> +       INTEL_PNV_G_IDS(INTEL_DISPLAY_DEVICE, &pnv_g_desc),
> +       INTEL_PNV_M_IDS(INTEL_DISPLAY_DEVICE, &pnv_m_desc),
>         INTEL_ILK_D_IDS(INTEL_DISPLAY_DEVICE, &ilk_d_desc),
>         INTEL_ILK_M_IDS(INTEL_DISPLAY_DEVICE, &ilk_m_desc),
> -       INTEL_SNB_IDS(INTEL_DISPLAY_DEVICE, &snb_desc),
> -       INTEL_IVB_IDS(INTEL_DISPLAY_DEVICE, &ivb_desc),
> +       INTEL_SNB_D_IDS(INTEL_DISPLAY_DEVICE, &snb_d_desc),
> +       INTEL_SNB_M_IDS(INTEL_DISPLAY_DEVICE, &snb_m_desc),
> +       INTEL_IVB_D_IDS(INTEL_DISPLAY_DEVICE, &ivb_d_desc),
> +       INTEL_IVB_M_IDS(INTEL_DISPLAY_DEVICE, &ivb_m_desc),
>         INTEL_HSW_IDS(INTEL_DISPLAY_DEVICE, &hsw_desc),
>         INTEL_VLV_IDS(INTEL_DISPLAY_DEVICE, &vlv_desc),
>         INTEL_BDW_IDS(INTEL_DISPLAY_DEVICE, &bdw_desc),
> diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h
> b/drivers/gpu/drm/i915/display/intel_display_device.h
> index e1398689cda5..84378c787923 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_device.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_device.h
> @@ -24,6 +24,7 @@ struct pci_dev;
>  #define INTEL_DISPLAY_PLATFORMS(func) \
>         /* Platform group aliases */ \
>         func(g4x) /* g45 and gm45 */ \
> +       func(mobile) /* mobile platforms */ \
>         func(dgfx) /* discrete graphics */ \
>         /* Display ver 2 */ \
>         func(i830) \



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