From a6963596a13e62f8e65b1cf3403a330ff2db407c Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Sat, 11 Sep 2010 14:01:43 +0200 Subject: [PATCH] intel-gtt: introduce pte write function for g33/i965/gm45 Like for the i830. Signed-off-by: Daniel Vetter Signed-off-by: Chris Wilson --- drivers/char/agp/intel-gtt.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 4d768e085382..9d25ebd50d89 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1334,6 +1334,14 @@ static int intel_i915_remove_entries(struct agp_memory *mem, off_t pg_start, return 0; } +static void i965_write_entry(dma_addr_t addr, unsigned int entry, + unsigned int flags) +{ + /* Shift high bits down */ + addr |= (addr >> 28) & 0xf0; + writel(addr | I810_PTE_VALID, intel_private.gtt + entry); +} + static int i9xx_setup(void) { u32 reg_addr; @@ -1497,7 +1505,7 @@ static const struct agp_bridge_driver intel_i965_driver = { .aperture_sizes = intel_fake_agp_sizes, .num_aperture_sizes = ARRAY_SIZE(intel_fake_agp_sizes), .needs_scratch_page = true, - .configure = intel_i9xx_configure, + .configure = intel_fake_agp_configure, .fetch_size = intel_fake_agp_fetch_size, .cleanup = intel_gtt_cleanup, .mask_memory = intel_i965_mask_memory, @@ -1563,7 +1571,7 @@ static const struct agp_bridge_driver intel_g33_driver = { .aperture_sizes = intel_fake_agp_sizes, .num_aperture_sizes = ARRAY_SIZE(intel_fake_agp_sizes), .needs_scratch_page = true, - .configure = intel_i9xx_configure, + .configure = intel_fake_agp_configure, .fetch_size = intel_fake_agp_fetch_size, .cleanup = intel_gtt_cleanup, .mask_memory = intel_i965_mask_memory, @@ -1605,24 +1613,29 @@ static const struct intel_gtt_driver g33_gtt_driver = { .gen = 3, .is_g33 = 1, .setup = i9xx_setup, + .write_entry = i965_write_entry, }; static const struct intel_gtt_driver pineview_gtt_driver = { .gen = 3, .is_pineview = 1, .is_g33 = 1, .setup = i9xx_setup, + .write_entry = i965_write_entry, }; static const struct intel_gtt_driver i965_gtt_driver = { .gen = 4, .setup = i9xx_setup, + .write_entry = i965_write_entry, }; static const struct intel_gtt_driver g4x_gtt_driver = { .gen = 5, .setup = i9xx_setup, + .write_entry = i965_write_entry, }; static const struct intel_gtt_driver ironlake_gtt_driver = { .gen = 5, .is_ironlake = 1, .setup = i9xx_setup, + .write_entry = i965_write_entry, }; static const struct intel_gtt_driver sandybridge_gtt_driver = { .gen = 6, -- 2.39.5