From: Alex Deucher Date: Wed, 1 Oct 2014 15:18:46 +0000 (-0400) Subject: drm/radeon: add get_allowed_info_register for CIK X-Git-Tag: omap-for-v4.1/fixes-rc1~82^2~27^2~15 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=353eec2ab229867d59a12375a48fc65e2d749e8b;p=pandora-kernel.git drm/radeon: add get_allowed_info_register for CIK Registers that can be fetched from the info ioctl. Tested-by: Marek Olšák Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 3e670d344a20..e1db25e48688 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -141,6 +141,39 @@ static void cik_fini_cg(struct radeon_device *rdev); static void cik_enable_gui_idle_interrupt(struct radeon_device *rdev, bool enable); +/** + * cik_get_allowed_info_register - fetch the register for the info ioctl + * + * @rdev: radeon_device pointer + * @reg: register offset in bytes + * @val: register value + * + * Returns 0 for success or -EINVAL for an invalid register + * + */ +int cik_get_allowed_info_register(struct radeon_device *rdev, + u32 reg, u32 *val) +{ + switch (reg) { + case GRBM_STATUS: + case GRBM_STATUS2: + case GRBM_STATUS_SE0: + case GRBM_STATUS_SE1: + case GRBM_STATUS_SE2: + case GRBM_STATUS_SE3: + case SRBM_STATUS: + case SRBM_STATUS2: + case (SDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET): + case (SDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET): + case UVD_STATUS: + /* TODO VCE */ + *val = RREG32(reg); + return 0; + default: + return -EINVAL; + } +} + /* get temperature in millidegrees */ int ci_get_temp(struct radeon_device *rdev) { diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h index c648e1996dab..4870df898230 100644 --- a/drivers/gpu/drm/radeon/cikd.h +++ b/drivers/gpu/drm/radeon/cikd.h @@ -2088,6 +2088,8 @@ # define CLK_OD(x) ((x) << 6) # define CLK_OD_MASK (0x1f << 6) +#define UVD_STATUS 0xf6bc + /* UVD clocks */ #define CG_DCLK_CNTL 0xC050009C Reading git-diff-tree failed