[Intel-gfx] [PATCH 3/4] drm/i915: parameterize SDE hotplug registers
Matt Roper
matthew.d.roper at intel.com
Thu Aug 29 23:08:24 UTC 2019
On Thu, Aug 29, 2019 at 02:15:25PM -0700, José Roberto de Souza wrote:
> From: Lucas De Marchi <lucas.demarchi at intel.com>
>
> Ice Lake, Tiger Lake and Elkhart Lake all have different port
> configurations and all of them can be parameterized the same way to form
> the SDE hotplug bitmask. Avoid making them a special case an just use
> the parameterized macros.
>
> Signed-off-by: Lucas De Marchi <lucas.demarchi at intel.com>
Reviewed-by: Matt Roper <matthew.d.roper at intel.com>
> ---
> drivers/gpu/drm/i915/i915_irq.c | 36 ++++++++++++++++-----------------
> drivers/gpu/drm/i915/i915_reg.h | 35 ++++++++++++++------------------
> 2 files changed, 33 insertions(+), 38 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 5f590987dcd5..541382832126 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -149,30 +149,30 @@ static const u32 hpd_gen12[HPD_NUM_PINS] = {
> };
>
> static const u32 hpd_icp[HPD_NUM_PINS] = {
> - [HPD_PORT_A] = SDE_DDIA_HOTPLUG_ICP,
> - [HPD_PORT_B] = SDE_DDIB_HOTPLUG_ICP,
> - [HPD_PORT_C] = SDE_TC1_HOTPLUG_ICP,
> - [HPD_PORT_D] = SDE_TC2_HOTPLUG_ICP,
> - [HPD_PORT_E] = SDE_TC3_HOTPLUG_ICP,
> - [HPD_PORT_F] = SDE_TC4_HOTPLUG_ICP
> + [HPD_PORT_A] = SDE_DDI_HOTPLUG_ICP(PORT_A),
> + [HPD_PORT_B] = SDE_DDI_HOTPLUG_ICP(PORT_B),
> + [HPD_PORT_C] = SDE_TC_HOTPLUG_ICP(PORT_TC1),
> + [HPD_PORT_D] = SDE_TC_HOTPLUG_ICP(PORT_TC2),
> + [HPD_PORT_E] = SDE_TC_HOTPLUG_ICP(PORT_TC3),
> + [HPD_PORT_F] = SDE_TC_HOTPLUG_ICP(PORT_TC4),
> };
>
> static const u32 hpd_mcc[HPD_NUM_PINS] = {
> - [HPD_PORT_A] = SDE_DDIA_HOTPLUG_ICP,
> - [HPD_PORT_B] = SDE_DDIB_HOTPLUG_ICP,
> - [HPD_PORT_C] = SDE_TC1_HOTPLUG_ICP
> + [HPD_PORT_A] = SDE_DDI_HOTPLUG_ICP(PORT_A),
> + [HPD_PORT_B] = SDE_DDI_HOTPLUG_ICP(PORT_B),
> + [HPD_PORT_C] = SDE_TC_HOTPLUG_ICP(PORT_TC1),
> };
>
> static const u32 hpd_tgp[HPD_NUM_PINS] = {
> - [HPD_PORT_A] = SDE_DDIA_HOTPLUG_ICP,
> - [HPD_PORT_B] = SDE_DDIB_HOTPLUG_ICP,
> - [HPD_PORT_C] = SDE_DDIC_HOTPLUG_TGP,
> - [HPD_PORT_D] = SDE_TC1_HOTPLUG_ICP,
> - [HPD_PORT_E] = SDE_TC2_HOTPLUG_ICP,
> - [HPD_PORT_F] = SDE_TC3_HOTPLUG_ICP,
> - [HPD_PORT_G] = SDE_TC4_HOTPLUG_ICP,
> - [HPD_PORT_H] = SDE_TC5_HOTPLUG_TGP,
> - [HPD_PORT_I] = SDE_TC6_HOTPLUG_TGP,
> + [HPD_PORT_A] = SDE_DDI_HOTPLUG_ICP(PORT_A),
> + [HPD_PORT_B] = SDE_DDI_HOTPLUG_ICP(PORT_B),
> + [HPD_PORT_C] = SDE_DDI_HOTPLUG_ICP(PORT_C),
> + [HPD_PORT_D] = SDE_TC_HOTPLUG_ICP(PORT_TC1),
> + [HPD_PORT_E] = SDE_TC_HOTPLUG_ICP(PORT_TC2),
> + [HPD_PORT_F] = SDE_TC_HOTPLUG_ICP(PORT_TC3),
> + [HPD_PORT_G] = SDE_TC_HOTPLUG_ICP(PORT_TC4),
> + [HPD_PORT_H] = SDE_TC_HOTPLUG_ICP(PORT_TC5),
> + [HPD_PORT_I] = SDE_TC_HOTPLUG_ICP(PORT_TC6),
> };
>
> void gen3_irq_reset(struct intel_uncore *uncore, i915_reg_t imr,
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index a3f87115da0a..2ba25c18389b 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -7839,29 +7839,24 @@ enum {
> SDE_FDI_RXA_CPT)
>
> /* south display engine interrupt: ICP/TGP */
> -#define SDE_TC6_HOTPLUG_TGP (1 << 29)
> -#define SDE_TC5_HOTPLUG_TGP (1 << 28)
> -#define SDE_TC4_HOTPLUG_ICP (1 << 27)
> -#define SDE_TC3_HOTPLUG_ICP (1 << 26)
> -#define SDE_TC2_HOTPLUG_ICP (1 << 25)
> -#define SDE_TC1_HOTPLUG_ICP (1 << 24)
> #define SDE_GMBUS_ICP (1 << 23)
> -#define SDE_DDIC_HOTPLUG_TGP (1 << 18)
> -#define SDE_DDIB_HOTPLUG_ICP (1 << 17)
> -#define SDE_DDIA_HOTPLUG_ICP (1 << 16)
> #define SDE_TC_HOTPLUG_ICP(tc_port) (1 << ((tc_port) + 24))
> #define SDE_DDI_HOTPLUG_ICP(port) (1 << ((port) + 16))
> -#define SDE_DDI_MASK_ICP (SDE_DDIB_HOTPLUG_ICP | \
> - SDE_DDIA_HOTPLUG_ICP)
> -#define SDE_TC_MASK_ICP (SDE_TC4_HOTPLUG_ICP | \
> - SDE_TC3_HOTPLUG_ICP | \
> - SDE_TC2_HOTPLUG_ICP | \
> - SDE_TC1_HOTPLUG_ICP)
> -#define SDE_DDI_MASK_TGP (SDE_DDIC_HOTPLUG_TGP | \
> - SDE_DDI_MASK_ICP)
> -#define SDE_TC_MASK_TGP (SDE_TC6_HOTPLUG_TGP | \
> - SDE_TC5_HOTPLUG_TGP | \
> - SDE_TC_MASK_ICP)
> +#define SDE_DDI_MASK_ICP (SDE_DDI_HOTPLUG_ICP(PORT_B) | \
> + SDE_DDI_HOTPLUG_ICP(PORT_A))
> +#define SDE_TC_MASK_ICP (SDE_TC_HOTPLUG_ICP(PORT_TC4) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC3) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC2) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC1))
> +#define SDE_DDI_MASK_TGP (SDE_DDI_HOTPLUG_ICP(PORT_C) | \
> + SDE_DDI_HOTPLUG_ICP(PORT_B) | \
> + SDE_DDI_HOTPLUG_ICP(PORT_A))
> +#define SDE_TC_MASK_TGP (SDE_TC_HOTPLUG_ICP(PORT_TC6) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC5) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC4) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC3) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC2) | \
> + SDE_TC_HOTPLUG_ICP(PORT_TC1))
>
> #define SDEISR _MMIO(0xc4000)
> #define SDEIMR _MMIO(0xc4004)
> --
> 2.23.0
>
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--
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795
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